凌云实验室IGKBoard开发板BSP开发相关文件
guowenxue
2023-07-27 360dc73380a7960d781e98205284b33d5881aed1
Add build system for lf-5.15.71-2.2.0

Signed-off-by: guowenxue <guowenxue@gmail.com>
2 files modified
20 files added
5546 ■■■■■ changed files
.gitignore 14 ●●●● patch | view | raw | blame | history
README.md 2 ●●● patch | view | raw | blame | history
bootloader/build.sh 328 ●●●●● patch | view | raw | blame | history
bootloader/patches/gen_patch.sh 105 ●●●●● patch | view | raw | blame | history
bootloader/patches/igkboard-6ull/logo_uboot.bmp patch | view | raw | blame | history
bootloader/patches/igkboard-6ull/logo_uboot_364x128.bmp patch | view | raw | blame | history
bootloader/patches/igkboard-6ull/logo_uboot_640x480.bmp patch | view | raw | blame | history
bootloader/patches/igkboard-6ull/uboot-imx-lf-5.15.71-2.2.0.patch 1690 ●●●●● patch | view | raw | blame | history
config.json 16 ●●●●● patch | view | raw | blame | history
images/build.sh 301 ●●●●● patch | view | raw | blame | history
images/files/config-igkboard-6ull.txt 29 ●●●●● patch | view | raw | blame | history
images/files/expand_rootfs 37 ●●●●● patch | view | raw | blame | history
images/files/pinctrl-igkboard-6ull 143 ●●●●● patch | view | raw | blame | history
images/files/pinloop 42 ●●●●● patch | view | raw | blame | history
kernel/build.sh 292 ●●●●● patch | view | raw | blame | history
kernel/drivers/user/Makefile 37 ●●●●● patch | view | raw | blame | history
kernel/drivers/user/hello.c 35 ●●●●● patch | view | raw | blame | history
kernel/patches/gen_patch.sh 105 ●●●●● patch | view | raw | blame | history
kernel/patches/igkboard-6ull/linux-imx-lf-5.15.71-2.2.0.patch 1927 ●●●●● patch | view | raw | blame | history
tools/imgmnt 120 ●●●●● patch | view | raw | blame | history
tools/setup_tools.sh 134 ●●●●● patch | view | raw | blame | history
yocto/build.sh 189 ●●●●● patch | view | raw | blame | history
.gitignore
@@ -1,6 +1,12 @@
# git ignore files/folders in the list
bootloader/
images/
kernel/
yocto/
tarballs/
install/
uboot-imx/
linux-imx/
hardknott/
honister/
kirkstone/
langdale/
images/rootfs-*
rtl8188fu/
README.md
@@ -5,7 +5,7 @@
从实验室 git 仓库下载相应版本的 BSP(Board Support Package) 文件.
```
guowenxue@ubuntu22:~$ git clone -b lf-5.15.71-2.2.0 http://main.iot-yun.club:8088/r/bsp-imx.git igkboard-imx6ull
guowenxue@ubuntu22:~$ git clone http://main.iot-yun.club:8088/r/bsp-imx.git igkboard-imx6ull
guowenxue@ubuntu22:~$ cd igkboard-imx6ull && ls
bootloader  config.json  images  kernel  tools  yocto
bootloader/build.sh
New file
@@ -0,0 +1,328 @@
#!/bin/bash
# this project absolute path
PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)
# top project absolute path
TOP_PATH=$(realpath $PRJ_PATH/..)
# binaries install path
INST_PATH=$PRJ_PATH/install
# download taballs path
TARBALL_PATH=$PRJ_PATH/tarballs
# config file path
CONF_FILE=$TOP_PATH/config.json
# shell script will exit once get command error
set -e
#+-------------------------+
#| Shell script functions  |
#+-------------------------+
function pr_error() {
    echo -e "\033[40;31m $1 \033[0m"
}
function pr_warn() {
    echo -e "\033[40;33m $1 \033[0m"
}
function pr_info() {
    echo -e "\033[40;32m $1 \033[0m"
}
# decompress a packet to destination path
function do_unpack()
{
    tarball=$1
    dstpath=`pwd`
    if [[ $# == 2 ]] ; then
        dstpath=$2
    fi
    pr_info "decompress $tarball => $dstpath"
    mkdir -p $dstpath
    case $tarball in
        *.tar.gz)
            tar -xzf $tarball -C $dstpath
            ;;
        *.tar.bz2)
            tar -xjf $tarball -C $dstpath
            ;;
        *.tar.xz)
            tar -xJf $tarball -C $dstpath
            ;;
        *.tar.zst)
            tar -I zstd -xf $tarball -C $dstpath
            ;;
        *.tar)
            tar -xf $tarball -C $dstpath
            ;;
        *.zip)
            unzip -qo $tarball -d $dstpath
            ;;
        *)
            pr_error "decompress Unsupport packet: $tarball"
            return 1;
            ;;
    esac
}
# parser configure file and export environment variable
function export_env()
{
    export BOARD=`jq -r ".bsp.board" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BSP_VER=`jq -r ".bsp.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export URL=`jq -r ".bsp.download" $CONF_FILE | tr 'A-Z' 'a-z'`
    export CROSS_COMPILE=`jq -r ".bsp.crosstool" $CONF_FILE | tr 'A-Z' 'a-z'`
    export JOBS=`cat /proc/cpuinfo | grep processor | wc -l`
    # i.MX6ULL only need build uboot-imx
    if [[ $BOARD =~ 6ull ]] ; then
        export ARCH=arm
        export SRCS="uboot-imx"
    # i.MX8MP need build atf and u-boot
    elif [[ $BOARD =~ 8mp ]] ; then
        export ARCH=arm64
        export SRCS="uboot-imx imx-atf imx-mkimage firmware-imx"
        # ATF and imx-mkimage variable
        export ATF_PLATFORM=imx8mp
        export IMX_BOOT_SOC_TARGET=iMX8MP
        export IMXBOOT_TARGETS=flash_evk
        export IMXBOOT_DTB=imx8mp-evk.dtb
        export MKIMG_BIN_PATH=$PRJ_PATH/imx-mkimage/iMX8M/
    else
         pr_error "\nERROR: Unknow board name $BOARD"
         exit;
    fi
}
function do_fetch()
{
    mkdir -p $TARBALL_PATH
    cd $PRJ_PATH
    for src in $SRCS
    do
        if [ -d $src ] ; then
            pr_info "$src fetched already"
            continue
        fi
        # Download source code packet
        if [ ! -s $TARBALL_PATH/$src.tar.xz ] ; then
            pr_info "start fetch $src source code"
            wget $URL/bsp/$BSP_VER/$src.tar.xz -P $TARBALL_PATH
        fi
        # decompress source code packet
        do_unpack $TARBALL_PATH/$src.tar.xz
        # do patch if patch file exist
        patch_path=$PRJ_PATH/patches/$BOARD
        patch_file=$patch_path/${src}-$BSP_VER.patch
        if [ -f $patch_file ] ; then
            pr_info "found and patch for $src"
            patch -p0 < $patch_file
        fi
        # copy uboot logo file
        logo_file=$patch_path/logo_uboot.bmp
        if [[ $src =~ uboot ]] ;  then
            if [ -f $logo_file ] ; then
                pr_info "copy logo file to $src"
                cp $logo_file $src/tools/logos/lingyun.bmp
            fi
        fi
    done
    rm -f *.tar.*
}
function build_uboot()
{
    SRC=uboot-imx
    pr_warn "start build $SRC"
    cd $PRJ_PATH/${SRC}
    if [ ! -f .config ] ; then
        make ARCH=arm ${BOARD}_defconfig
    fi
    make -j${JOBS} CROSS_COMPILE=${CROSS_COMPILE} ARCH=arm
    if [[ $BOARD =~ 6ull ]] ; then
        cp u-boot-dtb.imx u-boot-${BOARD}.imx
        chmod a+x u-boot-${BOARD}.imx
        set -x
        cp u-boot-${BOARD}.imx $INST_PATH
        set +x
    elif [[ $BOARD =~ 8mp ]] ; then
        # install binaries to imx-mkimage
        set -x
        cp u-boot.bin $MKIMG_BIN_PATH
        cp u-boot-nodtb.bin $MKIMG_BIN_PATH
        cp spl/u-boot-spl.bin $MKIMG_BIN_PATH
        cp arch/arm/dts/${BOARD}.dtb $MKIMG_BIN_PATH/$IMXBOOT_DTB
        cp tools/mkimage $MKIMG_BIN_PATH/mkimage_uboot
        set +x
    fi
}
# i.MX8MP need ATF(ARM Trusted Firmware)
function build_atf()
{
    SRC=imx-atf
    pr_warn "start build $SRC"
    cd $PRJ_PATH/${SRC}
    make -j${JOBS} CROSS_COMPILE=${CROSS_COMPILE} PLAT=$ATF_PLATFORM bl31
    set -x
    cp build/$ATF_PLATFORM/release/bl31.bin $MKIMG_BIN_PATH
    set +x
}
# The diagram below illustrate a signed iMX8 flash.bin image layout:
#   reference: uboot-imx/doc/imx/habv4/guides/mx8m_secure_boot.txt
#
#                     +-----------------------------+
#                     |                             |
#                     |     *Signed HDMI/DP FW      |
#                     |                             |
#                     +-----------------------------+
#                     |           Padding           |
#             ------- +-----------------------------+ --------
#                 ^   |          IVT - SPL          |   ^
#          Signed |   +-----------------------------+   |
#           Data  |   |        u-boot-spl.bin       |   |
#                 |   |              +              |   |  SPL
#                 v   |           DDR FW            |   | Image
#             ------- +-----------------------------+   |
#                     |      CSF - SPL + DDR FW     |   v
#                     +-----------------------------+ --------
#                     |           Padding           |
#             ------- +-----------------------------+ --------
#          Signed ^   |          FDT - FIT          |   ^
#           Data  |   +-----------------------------+   |
#                 v   |          IVT - FIT          |   |
#             ------- +-----------------------------+   |
#                     |          CSF - FIT          |   |
#             ------- +-----------------------------+   |  FIT
#                 ^   |       u-boot-nodtb.bin      |   | Image
#                 |   +-----------------------------+   |
#          Signed |   |       OP-TEE (Optional)     |   |
#           Data  |   +-----------------------------+   |
#                 |   |        bl31.bin (ATF)       |   |
#                 |   +-----------------------------+   |
#                 v   |          u-boot.dtb         |   v
#             ------- +-----------------------------+ --------
#
#
# Reference: <<IMX_LINUX_USERS_GUIDE.pdf>> 4.5.13 How to build imx-boot image by using imx-mkimage
function build_imxboot()
{
    SRC=imx-mkimage
    pr_warn "start build $SRC"
    cd $PRJ_PATH/${SRC}
    cp $PRJ_PATH/firmware-imx/firmware/hdmi/cadence/signed_hdmi_imx8m.bin $MKIMG_BIN_PATH
    cp $PRJ_PATH/firmware-imx/firmware/ddr/synopsys/lpddr4_pmu_train_[1-2]d_imem_*.bin $MKIMG_BIN_PATH
    cp $PRJ_PATH/firmware-imx/firmware/ddr/synopsys/lpddr4_pmu_train_[1-2]d_dmem_*.bin $MKIMG_BIN_PATH
    make SOC=$IMX_BOOT_SOC_TARGET REV=A0 $IMXBOOT_TARGETS
    cp $MKIMG_BIN_PATH/flash.bin u-boot-${BOARD}.imx
    chmod a+x u-boot-${BOARD}.imx
    set -x
    cp u-boot-${BOARD}.imx $INST_PATH
    set +x
}
function do_build()
{
    cd $PRJ_PATH
    mkdir -p $INST_PATH
    if [[ $BOARD =~ 6ull ]] ; then
        build_uboot
    elif [[ $BOARD =~ 8mp ]] ; then
        build_atf
        build_uboot
        build_imxboot
    fi
}
function do_install()
{
    cd $PRJ_PATH
    pr_info "\nbootloader installed to '$INST_PATH'"
    ls $INST_PATH && echo ""
}
function do_clean()
{
    for d in $SRCS
    do
        rm -rf $PRJ_PATH/$d
    done
    rm -rf $TARBALL_PATH
    rm -rf $INST_PATH
}
#+-------------------------+
#| Shell script body entry |
#+-------------------------+
cd $PRJ_PATH
export_env
if [[ $# == 1 && $1 == -c ]] ;then
    pr_warn "start clean bootloader"
    do_clean
    exit;
fi
pr_warn "start build bootloader for ${BOARD}"
do_fetch
do_build
do_install
bootloader/patches/gen_patch.sh
New file
@@ -0,0 +1,105 @@
#!/bin/bash
# Description: This shell script used to generate patch file
#      Author: guowenxue <guowenxue@gmail.com>
#     Version: 1.0.0
# this project absolute path
PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}")/.. && pwd)
# top project absolute path
TOP_PATH=$(realpath $PRJ_PATH/..)
# download taballs path
TARBALL_PATH=$PRJ_PATH/tarballs
# config file path
CONF_FILE=$TOP_PATH/config.json
# patch file path
PATCH_PATH=${PRJ_PATH}/patches
# shell script will exit once get command error
#set -e
#+-------------------------+
#| Shell script functions  |
#+-------------------------+
function pr_error() {
    echo -e "\033[40;31m $1 \033[0m"
}
function pr_warn() {
    echo -e "\033[40;33m $1 \033[0m"
}
function pr_info() {
    echo -e "\033[40;32m $1 \033[0m"
}
# parser configure file and export environment variable
function export_env()
{
    export SRC=$(basename $1)
    export BOARD=`jq -r ".bsp.board" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BSP_VER=`jq -r ".bsp.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export CROSS_COMPILE=`jq -r ".bsp.crosstool" $CONF_FILE | tr 'A-Z' 'a-z'`
    export JOBS=`cat /proc/cpuinfo | grep processor | wc -l`
    export PATCH=$SRC-$BSP_VER
    if [[ $BOARD =~ 6ull ]] ; then
        export ARCH=arm
    elif [[ $BOARD =~ 8mp ]] ; then
        export ARCH=arm64
    fi
}
function do_prepare()
{
    cd $PRJ_PATH
    if [ ! -d $SRC ] ;  then
        pr_error "\nERROR: source code $SRC not exist, exit now\n\n"
        exit;
    fi
    pr_info "cleanup $SRC soruce code packet"
    cd $SRC
    make ARCH=$ARCH distclean -j $JOBS
    cd -
    mv $SRC $PATCH
    pr_info "decompress orignal soruce code packet"
    tar -xJf $TARBALL_PATH/$SRC.tar.xz
}
function do_patch()
{
    pr_info "generate patch file"
    if [[ $SRC =~ linux ]] ; then
        diff -Nuar --no-dereference $SRC $PATCH > $PATCH.patch
    elif [[ $SRC =~ uboot ]] ; then
        diff -Nuar -x "tools" $SRC $PATCH > $PATCH.patch
    fi
    pr_info "recovery $SRC soruce code"
    rm -rf ${SRC}
    mv $PATCH ${SRC}
}
if [ $# != 1 ] ; then
    pr_info "$0 usage example:"
    pr_info "$0 uboot-imx/"
    pr_info "$0 linux-imx/"
    exit
fi
export_env $1
do_prepare
do_patch
bootloader/patches/igkboard-6ull/logo_uboot.bmp
bootloader/patches/igkboard-6ull/logo_uboot_364x128.bmp
bootloader/patches/igkboard-6ull/logo_uboot_640x480.bmp
bootloader/patches/igkboard-6ull/uboot-imx-lf-5.15.71-2.2.0.patch
New file
@@ -0,0 +1,1690 @@
diff -Nuar -x tools uboot-imx/arch/arm/dts/igkboard-6ull.dts uboot-imx-lf-5.15.71-2.2.0/arch/arm/dts/igkboard-6ull.dts
--- uboot-imx/arch/arm/dts/igkboard-6ull.dts    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/arch/arm/dts/igkboard-6ull.dts    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,377 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+//
+// Copyright (C) 2023 LingYun IoT System Studio
+
+/dts-v1/;
+
+#include "imx6ull.dtsi"
+
+/ {
+    model = "LingYun IoT Gateway Kits Board";
+    compatible = "lingyun,igkboard-6ull", "fsl,imx6ull-14x14-evk", "fsl,imx6ull";
+
+    chosen {
+        stdout-path = &uart1;
+    };
+
+    memory@80000000 {
+        device_type = "memory";
+        reg = <0x80000000 0x20000000>;
+    };
+
+    reg_sd1_vmmc: regulator-sd1-vmmc {
+        compatible = "regulator-fixed";
+        regulator-name = "VSD_3V3";
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        gpio = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+        off-on-delay-us = <20000>;
+        enable-active-high;
+    };
+};
+
+&fec1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet1>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy0>;
+    phy-reset-gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <50>;
+    phy-reset-post-delay = <15>;
+    status = "okay";
+};
+
+&fec2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet2>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy1>;
+    phy-reset-gpios = <&gpio5 4 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <50>;
+    phy-reset-post-delay = <15>;
+    status = "okay";
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethphy0: ethernet-phy@0 {
+            reg = <0>;
+            micrel,led-mode = <1>;
+            clocks = <&clks IMX6UL_CLK_ENET_REF>;
+            clock-names = "rmii-ref";
+        };
+
+        ethphy1: ethernet-phy@1 {
+            reg = <1>;
+            micrel,led-mode = <1>;
+            clocks = <&clks IMX6UL_CLK_ENET2_REF>;
+            clock-names = "rmii-ref";
+        };
+    };
+};
+
+&lcdif {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_lcdif_dat
+             &pinctrl_lcdif_ctrl>;
+
+    display = <&display0>;
+    status = "okay";
+
+    display0: display@0 {
+        bits-per-pixel = <16>;
+        bus-width = <16>;
+
+        display-timings {
+            native-mode = <&timing0>;
+            timing0: timing0 {
+            clock-frequency = <30000000>;
+            hactive = <800>;
+            vactive = <480>;
+            hfront-porch = <40>;
+            hback-porch = <88>;
+            hsync-len = <48>;
+            vback-porch = <32>;
+            vfront-porch = <13>;
+            vsync-len = <3>;
+
+            hsync-active = <0>;
+            vsync-active = <0>;
+            de-active = <1>;
+            pixelclk-active = <0>;
+            };
+        };
+    };
+};
+
+&snvs_poweroff {
+    status = "okay";
+};
+
+&uart1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart1>;
+    status = "okay";
+};
+
+&usbotg1 {
+    dr_mode = "otg";
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usb_otg1>;
+    status = "okay";
+};
+
+&usbotg2 {
+    dr_mode = "host";
+    disable-over-current;
+    status = "okay";
+};
+
+&usbphy1 {
+    fsl,tx-d-cal = <106>;
+};
+
+&usbphy2 {
+    fsl,tx-d-cal = <106>;
+};
+
+&usdhc1 {
+    pinctrl-names = "default", "state_100mhz", "state_200mhz";
+    pinctrl-0 = <&pinctrl_usdhc1>;
+    pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+    pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+    cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+    keep-power-in-suspend;
+    wakeup-source;
+    vmmc-supply = <&reg_sd1_vmmc>;
+    status = "okay";
+};
+
+&usdhc2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usdhc2>;
+    no-1-8-v;
+    broken-cd;
+    keep-power-in-suspend;
+    wakeup-source;
+    status = "okay";
+};
+
+&wdog1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_wdog>;
+    fsl,ext-reset-output;
+};
+
+&iomuxc {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_extgpio>;
+
+    pinctrl_extgpio: extgpiogrp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO03__GPIO1_IO03    0x17059 /*    3# I2C1_SDA */
+            MX6UL_PAD_GPIO1_IO02__GPIO1_IO02    0x17059 /*    5# I2C1_SCL */
+            MX6UL_PAD_UART1_CTS_B__GPIO1_IO18    0x17059 /*    7#    GPIO    */
+            MX6UL_PAD_UART3_TX_DATA__GPIO1_IO24 0x17059 /* 11# UART3_TX */
+            MX6UL_PAD_UART4_TX_DATA__GPIO1_IO28 0x17059 /* 13# UART4_TX */
+            MX6UL_PAD_UART4_RX_DATA__GPIO1_IO29 0x17059 /* 15# UART4_RX */
+            MX6UL_PAD_LCD_DATA22__GPIO3_IO27    0x17059 /* 19# SPI1_MOSI*/
+            MX6UL_PAD_LCD_DATA23__GPIO3_IO28    0x17059 /* 21# SPI1_MISO*/
+            MX6UL_PAD_LCD_DATA20__GPIO3_IO25    0x17059 /* 23# SPI1_SCLK*/
+            MX6UL_PAD_UART3_CTS_B__GPIO1_IO26    0x17059 /* 27# CAN1_TX    */
+            MX6UL_PAD_UART3_RTS_B__GPIO1_IO27    0x17059 /* 29# CAN1_RX    */
+            MX6UL_PAD_UART2_CTS_B__GPIO1_IO22    0x17059 /* 31# CAN2_TX    */
+            MX6UL_PAD_UART2_RTS_B__GPIO1_IO23    0x17059 /* 33# CAN2_RX    */
+            MX6UL_PAD_SNVS_TAMPER1__GPIO5_IO01    0x17059 /* 35#    GPIO    */
+            MX6UL_PAD_SNVS_TAMPER8__GPIO5_IO08    0x17059 /* 37#    GPIO    */
+            MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20 0x17059 /* 8# UART2_TX */
+            MX6UL_PAD_UART2_RX_DATA__GPIO1_IO21 0x17059 /* 10# UART2_RX */
+            MX6UL_PAD_UART3_RX_DATA__GPIO1_IO25 0x17059 /* 12# UART3_RX */
+            MX6UL_PAD_LCD_DATA16__GPIO3_IO21    0x17059 /* 16# UART7_TX */
+            MX6UL_PAD_LCD_DATA17__GPIO3_IO22    0x17059 /* 18# UART7_RX */
+            MX6UL_PAD_LCD_DATA18__GPIO3_IO23    0x17059 /* 22# GPIO        */
+            MX6UL_PAD_LCD_DATA21__GPIO3_IO26    0x17059 /* 24# SPI1_SS0 */
+            MX6UL_PAD_LCD_DATA19__GPIO3_IO24    0x17059 /* 26# GPIO        */
+            MX6UL_PAD_JTAG_TRST_B__GPIO1_IO15    0x17059 /* 28# PWM8        */
+            MX6UL_PAD_JTAG_TCK__GPIO1_IO14        0x17059 /* 32# PWM7        */
+            MX6UL_PAD_JTAG_TMS__GPIO1_IO11        0x17059 /* 36# GPIO */
+            MX6UL_PAD_JTAG_MOD__GPIO1_IO10        0x17059 /* 38# GPIO */
+            MX6UL_PAD_SNVS_TAMPER9__GPIO5_IO09    0x17059 /* 40# GPIO */
+        >;
+    };
+
+    pinctrl_enet1: enet1grp {
+        fsl,pins = <
+            MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN    0x1b0b0
+            MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER    0x1b0b0
+            MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00    0x1b0b0
+            MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01    0x1b0b0
+            MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN    0x1b0b0
+            MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00    0x1b0b0
+            MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01    0x1b0b0
+            MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1    0x4001b031
+            MX6UL_PAD_SNVS_TAMPER7__GPIO5_IO07 0x10B0 /* ENET1 RESET */
+        >;
+    };
+
+    pinctrl_enet2: enet2grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO07__ENET2_MDC        0x1b0b0
+            MX6UL_PAD_GPIO1_IO06__ENET2_MDIO    0x1b0b0
+            MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN    0x1b0b0
+            MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER    0x1b0b0
+            MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00    0x1b0b0
+            MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01    0x1b0b0
+            MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN    0x1b0b0
+            MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00    0x1b0b0
+            MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01    0x1b0b0
+            MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2    0x4001b031
+            MX6UL_PAD_SNVS_TAMPER4__GPIO5_IO04    0x10B0 /* ENET2 RESET */
+        >;
+    };
+
+    pinctrl_lcdif_dat: lcdifdatgrp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_DATA00__LCDIF_DATA00  0x79
+            MX6UL_PAD_LCD_DATA01__LCDIF_DATA01  0x79
+            MX6UL_PAD_LCD_DATA02__LCDIF_DATA02  0x79
+            MX6UL_PAD_LCD_DATA03__LCDIF_DATA03  0x79
+            MX6UL_PAD_LCD_DATA04__LCDIF_DATA04  0x79
+            MX6UL_PAD_LCD_DATA05__LCDIF_DATA05  0x79
+            MX6UL_PAD_LCD_DATA06__LCDIF_DATA06  0x79
+            MX6UL_PAD_LCD_DATA07__LCDIF_DATA07  0x79
+            MX6UL_PAD_LCD_DATA08__LCDIF_DATA08  0x79
+            MX6UL_PAD_LCD_DATA09__LCDIF_DATA09  0x79
+            MX6UL_PAD_LCD_DATA10__LCDIF_DATA10  0x79
+            MX6UL_PAD_LCD_DATA11__LCDIF_DATA11  0x79
+            MX6UL_PAD_LCD_DATA12__LCDIF_DATA12  0x79
+            MX6UL_PAD_LCD_DATA13__LCDIF_DATA13  0x79
+            MX6UL_PAD_LCD_DATA14__LCDIF_DATA14  0x79
+            MX6UL_PAD_LCD_DATA15__LCDIF_DATA15  0x79
+        >;
+    };
+
+    pinctrl_lcdif_ctrl: lcdifctrlgrp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_CLK__LCDIF_CLK        0x79
+            MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE  0x79
+            MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC    0x79
+            MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC    0x79
+            /* used for lcd reset */
+            MX6UL_PAD_SNVS_TAMPER9__GPIO5_IO09  0x79
+        >;
+    };
+
+    pinctrl_uart1: uart1grp {
+        fsl,pins = <
+            MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+            MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+        >;
+    };
+
+    pinctrl_usb_otg1: usbotg1grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059
+        >;
+    };
+
+    pinctrl_usdhc1: usdhc1grp {
+        fsl,pins = <
+            MX6UL_PAD_SD1_CMD__USDHC1_CMD         0x17059
+            MX6UL_PAD_SD1_CLK__USDHC1_CLK        0x10071
+            MX6UL_PAD_SD1_DATA0__USDHC1_DATA0     0x17059
+            MX6UL_PAD_SD1_DATA1__USDHC1_DATA1     0x17059
+            MX6UL_PAD_SD1_DATA2__USDHC1_DATA2     0x17059
+            MX6UL_PAD_SD1_DATA3__USDHC1_DATA3     0x17059
+            MX6UL_PAD_UART1_RTS_B__GPIO1_IO19       0x17059 /* SD1 CD */
+            MX6UL_PAD_GPIO1_IO05__USDHC1_VSELECT    0x17059 /* SD1 VSELECT */
+            MX6UL_PAD_GPIO1_IO09__GPIO1_IO09        0x17059 /* SD1 RESET */
+        >;
+    };
+
+    pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+        fsl,pins = <
+            MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170b9
+            MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100b9
+            MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
+            MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
+            MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
+            MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
+
+        >;
+    };
+
+    pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+        fsl,pins = <
+            MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170f9
+            MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100f9
+            MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
+            MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
+            MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
+            MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
+        >;
+    };
+
+    pinctrl_usdhc2: usdhc2grp {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x17059
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+        >;
+    };
+
+    pinctrl_usdhc2_8bit: usdhc2grp_8bit {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+            MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
+            MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
+            MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
+            MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
+        >;
+    };
+
+    pinctrl_usdhc2_8bit_100mhz: usdhc2grp_8bit_100mhz {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100b9
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170b9
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170b9
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170b9
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170b9
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170b9
+            MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
+            MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
+            MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
+            MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
+        >;
+    };
+
+    pinctrl_usdhc2_8bit_200mhz: usdhc2grp_8bit_200mhz {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100f9
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170f9
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170f9
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170f9
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170f9
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170f9
+            MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
+            MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
+            MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
+            MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
+        >;
+    };
+
+    pinctrl_wdog: wdoggrp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_RESET__WDOG1_WDOG_ANY    0x30b0
+        >;
+    };
+};
diff -Nuar -x tools uboot-imx/arch/arm/dts/Makefile uboot-imx-lf-5.15.71-2.2.0/arch/arm/dts/Makefile
--- uboot-imx/arch/arm/dts/Makefile    2023-03-01 18:01:20.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/arch/arm/dts/Makefile    2023-07-25 22:34:02.088832373 +0800
@@ -871,6 +871,7 @@
     imx6ull-kontron-n641x-s.dtb
 dtb-$(CONFIG_MX6ULL) += \
+    igkboard-6ull.dtb \
     imx6ull-14x14-ddr3-val.dtb \
     imx6ull-14x14-ddr3-val-epdc.dtb \
     imx6ull-14x14-ddr3-val-emmc.dtb \
diff -Nuar -x tools uboot-imx/arch/arm/mach-imx/mx6/Kconfig uboot-imx-lf-5.15.71-2.2.0/arch/arm/mach-imx/mx6/Kconfig
--- uboot-imx/arch/arm/mach-imx/mx6/Kconfig    2023-03-01 18:01:20.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/arch/arm/mach-imx/mx6/Kconfig    2023-07-25 22:34:02.088832373 +0800
@@ -157,6 +157,16 @@
     prompt "MX6 board select"
     optional
+config TARGET_LINGYUN_IGKBOARD_6ULL
+    bool "LingYun i.MX6ULL IoT Gateway Kits Board(IGKBoard-6ULL)"
+    depends on MX6ULL
+    select BOARD_LATE_INIT
+    select DM
+    select DM_THERMAL
+    select IMX_MODULE_FUSE
+    select OF_SYSTEM_SETUP
+    imply CMD_DM
+
 config TARGET_APALIS_IMX6
     bool "Toradex Apalis iMX6 board"
     depends on MX6Q
@@ -888,5 +898,6 @@
 source "board/warp/Kconfig"
 source "board/BuR/brppt2/Kconfig"
 source "board/out4/o4-imx6ull-nano/Kconfig"
+source "board/lingyun/igkboard-6ull/Kconfig"
 endif
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/igkboard-6ull.c uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/igkboard-6ull.c
--- uboot-imx/board/lingyun/igkboard-6ull/igkboard-6ull.c    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/igkboard-6ull.c    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,362 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ */
+
+#include <init.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/mx6-pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/global_data.h>
+#include <asm/gpio.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm/mach-imx/boot_mode.h>
+#include <asm/mach-imx/mxc_i2c.h>
+#include <asm/io.h>
+#include <common.h>
+#include <env.h>
+#include <fsl_esdhc_imx.h>
+#include <i2c.h>
+#include <miiphy.h>
+#include <linux/sizes.h>
+#include <linux/delay.h>
+#include <mmc.h>
+#include <miiphy.h>
+#include <power/pmic.h>
+#include <power/pfuze3000_pmic.h>
+#include "../../freescale/common/pfuze.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |        \
+    PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |        \
+    PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
+
+#define I2C_PAD_CTRL    (PAD_CTL_PKE | PAD_CTL_PUE |            \
+    PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |               \
+    PAD_CTL_DSE_40ohm | PAD_CTL_HYS |            \
+    PAD_CTL_ODE)
+
+#define LCD_PAD_CTRL    (PAD_CTL_HYS | PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \
+    PAD_CTL_PKE | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm)
+
+#define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP)
+#define GPMI_PAD_CTRL1 (PAD_CTL_DSE_40ohm | PAD_CTL_SPEED_MED | \
+            PAD_CTL_SRE_FAST)
+#define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1)
+
+
+#ifdef CONFIG_DM_PMIC
+int power_init_board(void)
+{
+    struct udevice *dev;
+    int ret, dev_id, rev_id;
+    unsigned int reg;
+
+    ret = pmic_get("pfuze3000@8", &dev);
+    if (ret == -ENODEV)
+        return 0;
+    if (ret != 0)
+        return ret;
+
+    dev_id = pmic_reg_read(dev, PFUZE3000_DEVICEID);
+    rev_id = pmic_reg_read(dev, PFUZE3000_REVID);
+    printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id);
+
+    /* disable Low Power Mode during standby mode */
+    reg = pmic_reg_read(dev, PFUZE3000_LDOGCTL);
+    reg |= 0x1;
+    pmic_reg_write(dev, PFUZE3000_LDOGCTL, reg);
+
+    /* SW1B step ramp up time from 2us to 4us/25mV */
+    pmic_reg_write(dev, PFUZE3000_SW1BCONF, 0x40);
+
+    /* SW1B mode to APS/PFM */
+    pmic_reg_write(dev, PFUZE3000_SW1BMODE, 0xc);
+
+    /* SW1B standby voltage set to 0.975V */
+    pmic_reg_write(dev, PFUZE3000_SW1BSTBY, 0xb);
+
+    return 0;
+}
+
+#ifdef CONFIG_LDO_BYPASS_CHECK
+void ldo_mode_set(int ldo_bypass)
+{
+    unsigned int value;
+    u32 vddarm;
+    struct udevice *dev;
+    int ret;
+
+    ret = pmic_get("pfuze3000@8", &dev);
+    if (ret == -ENODEV) {
+        printf("No PMIC found!\n");
+        return;
+    }
+
+    /* switch to ldo_bypass mode */
+    if (ldo_bypass) {
+        prep_anatop_bypass();
+        /* decrease VDDARM to 1.275V */
+        value = pmic_reg_read(dev, PFUZE3000_SW1BVOLT);
+        value &= ~0x1f;
+        value |= PFUZE3000_SW1AB_SETP(12750);
+        pmic_reg_write(dev, PFUZE3000_SW1BVOLT, value);
+
+        set_anatop_bypass(1);
+        vddarm = PFUZE3000_SW1AB_SETP(11750);
+
+        value = pmic_reg_read(dev, PFUZE3000_SW1BVOLT);
+        value &= ~0x1f;
+        value |= vddarm;
+        pmic_reg_write(dev, PFUZE3000_SW1BVOLT, value);
+
+        finish_anatop_bypass();
+
+        printf("switch to ldo_bypass mode!\n");
+    }
+}
+#endif
+#endif
+
+int dram_init(void)
+{
+    gd->ram_size = imx_ddr_size();
+
+    return 0;
+}
+
+static iomux_v3_cfg_t const uart1_pads[] = {
+    MX6_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
+    MX6_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static void setup_iomux_uart(void)
+{
+    imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
+}
+
+#ifdef CONFIG_FSL_QSPI
+
+#ifndef CONFIG_DM_SPI
+#define QSPI_PAD_CTRL1    \
+    (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_MED | \
+     PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_120ohm)
+
+static iomux_v3_cfg_t const quadspi_pads[] = {
+    MX6_PAD_NAND_WP_B__QSPI_A_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
+    MX6_PAD_NAND_READY_B__QSPI_A_DATA00 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
+    MX6_PAD_NAND_CE0_B__QSPI_A_DATA01 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
+    MX6_PAD_NAND_CE1_B__QSPI_A_DATA02 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
+    MX6_PAD_NAND_CLE__QSPI_A_DATA03 | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
+    MX6_PAD_NAND_DQS__QSPI_A_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1),
+};
+#endif
+
+static int board_qspi_init(void)
+{
+#ifndef CONFIG_DM_SPI
+    /* Set the iomux */
+    imx_iomux_v3_setup_multiple_pads(quadspi_pads,
+                     ARRAY_SIZE(quadspi_pads));
+#endif
+    /* Set the clock */
+    enable_qspi_clk(0);
+
+    return 0;
+}
+#endif
+
+#ifdef CONFIG_NAND_MXS
+static iomux_v3_cfg_t const nand_pads[] = {
+    MX6_PAD_NAND_DATA00__RAWNAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA01__RAWNAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA02__RAWNAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA03__RAWNAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA04__RAWNAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA05__RAWNAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA06__RAWNAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DATA07__RAWNAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_CLE__RAWNAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_ALE__RAWNAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_CE0_B__RAWNAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_CE1_B__RAWNAND_CE1_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_RE_B__RAWNAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_WE_B__RAWNAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+    MX6_PAD_NAND_DQS__RAWNAND_DQS | MUX_PAD_CTRL(GPMI_PAD_CTRL2),
+};
+
+static void setup_gpmi_nand(void)
+{
+    struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+
+    /* config gpmi nand iomux */
+    imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads));
+
+    setup_gpmi_io_clk((MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) |
+            MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) |
+            MXC_CCM_CS2CDR_ENFC_CLK_SEL(3)));
+
+    /* enable apbh clock gating */
+    setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK);
+}
+#endif
+
+#ifdef CONFIG_FEC_MXC
+static int setup_fec(void)
+{
+    struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
+    int ret;
+
+    /*
+     * Use 50M anatop loopback REF_CLK1 for ENET1,
+     * clear gpr1[13], set gpr1[17].
+     */
+    clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC1_MASK,
+            IOMUX_GPR1_FEC1_CLOCK_MUX1_SEL_MASK);
+    /*
+     * Use 50M anatop loopback REF_CLK2 for ENET2,
+     * clear gpr1[14], set gpr1[18].
+     */
+    if (!check_module_fused(MODULE_ENET2)) {
+        clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC2_MASK,
+                IOMUX_GPR1_FEC2_CLOCK_MUX1_SEL_MASK);
+    }
+
+    ret = enable_fec_anatop_clock(0, ENET_50MHZ);
+    if (ret)
+        return ret;
+
+    if (!check_module_fused(MODULE_ENET2)) {
+        ret = enable_fec_anatop_clock(1, ENET_50MHZ);
+        if (ret)
+            return ret;
+    }
+
+    enable_enet_clk(1);
+
+    return 0;
+}
+
+int board_phy_config(struct phy_device *phydev)
+{
+    phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8190);
+
+    if (phydev->drv->config)
+        phydev->drv->config(phydev);
+
+    return 0;
+}
+#endif
+
+#ifdef CONFIG_DM_VIDEO
+static iomux_v3_cfg_t const lcd_pads[] = {
+    /* Use GPIO for Brightness adjustment, duty cycle = period. */
+    MX6_PAD_GPIO1_IO08__GPIO1_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static int setup_lcd(void)
+{
+    enable_lcdif_clock(LCDIF1_BASE_ADDR, 1);
+
+    imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
+
+    /* Reset the LCD */
+    gpio_request(IMX_GPIO_NR(5, 9), "lcd reset");
+    gpio_direction_output(IMX_GPIO_NR(5, 9) , 0);
+    udelay(500);
+    gpio_direction_output(IMX_GPIO_NR(5, 9) , 1);
+
+    /* Set Brightness to high */
+    gpio_request(IMX_GPIO_NR(1, 8), "backlight");
+    gpio_direction_output(IMX_GPIO_NR(1, 8) , 1);
+
+    return 0;
+}
+#else
+static inline int setup_lcd(void) { return 0; }
+#endif
+
+int board_early_init_f(void)
+{
+    setup_iomux_uart();
+
+    return 0;
+}
+
+int board_init(void)
+{
+    /* Address of boot parameters */
+    gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+#ifdef    CONFIG_FEC_MXC
+    setup_fec();
+#endif
+
+#ifdef CONFIG_FSL_QSPI
+    board_qspi_init();
+#endif
+
+#ifdef CONFIG_NAND_MXS
+    setup_gpmi_nand();
+#endif
+
+    return 0;
+}
+
+#ifdef CONFIG_CMD_BMODE
+static const struct boot_mode board_boot_modes[] = {
+    /* 4 bit bus width */
+    {"sd1", MAKE_CFGVAL(0x42, 0x20, 0x00, 0x00)},
+    {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)},
+    {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)},
+    {NULL,     0},
+};
+#endif
+
+int board_late_init(void)
+{
+#ifdef CONFIG_CMD_BMODE
+    add_board_boot_modes(board_boot_modes);
+#endif
+
+    env_set("tee", "no");
+#ifdef CONFIG_IMX_OPTEE
+    env_set("tee", "yes");
+#endif
+
+    setup_lcd();
+
+#ifdef CONFIG_ENV_IS_IN_MMC
+    board_late_mmc_env_init();
+#endif
+
+    set_wdog_reset((struct wdog_regs *)WDOG1_BASE_ADDR);
+
+    return 0;
+}
+
+int checkboard(void)
+{
+    if (is_mx6ull_9x9_evk())
+        puts("Board: MX6ULL 9x9 EVK\n");
+    else if (is_cpu_type(MXC_CPU_MX6ULZ))
+        puts("Board: MX6ULZ 14x14 EVK\n");
+    else
+        puts("Board: IGKBoard-6ULL\n\n");
+
+    return 0;
+}
+
+void board_quiesce_devices(void)
+{
+#if defined(CONFIG_VIDEO_MXS)
+    enable_lcdif_clock(LCDIF1_BASE_ADDR, 0);
+#endif
+}
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/imximage.cfg uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/imximage.cfg
--- uboot-imx/board/lingyun/igkboard-6ull/imximage.cfg    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/imximage.cfg    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,120 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ *
+ * Refer doc/imx/mkimage/imximage.txt for more details about how-to configure
+ * and create imximage boot image
+ *
+ * The syntax is taken as close as possible with the kwbimage
+ */
+
+#include <config.h>
+
+/* image version */
+
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi/sd/nand/onenand, qspi/nor
+ */
+
+#ifdef CONFIG_QSPI_BOOT
+BOOT_FROM    qspi
+#elif defined(CONFIG_NOR_BOOT)
+BOOT_FROM    nor
+#else
+BOOT_FROM    sd
+#endif
+
+#ifdef CONFIG_USE_IMXIMG_PLUGIN
+/*PLUGIN    plugin-binary-file    IRAM_FREE_START_ADDR*/
+PLUGIN    board/freescale/mx6ullevk/plugin.bin 0x00907000
+#else
+
+#ifdef CONFIG_IMX_HAB
+CSF CONFIG_CSF_SIZE
+#endif
+
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type           Address        Value
+ *
+ * where:
+ *    Addr-type register length (1,2 or 4 bytes)
+ *    Address      absolute address of the register
+ *    value      value to be stored in the register
+ */
+
+/* Enable all clocks */
+DATA 4 0x020c4068 0xffffffff
+DATA 4 0x020c406c 0xffffffff
+DATA 4 0x020c4070 0xffffffff
+DATA 4 0x020c4074 0xffffffff
+DATA 4 0x020c4078 0xffffffff
+DATA 4 0x020c407c 0xffffffff
+DATA 4 0x020c4080 0xffffffff
+
+#ifdef CONFIG_IMX_OPTEE
+DATA 4 0x20e4024 0x00000001
+CHECK_BITS_SET 4 0x20e4024 0x1
+#endif
+
+DATA 4 0x020E04B4 0x000C0000
+DATA 4 0x020E04AC 0x00000000
+DATA 4 0x020E027C 0x00000030
+DATA 4 0x020E0250 0x00000030
+DATA 4 0x020E024C 0x00000030
+DATA 4 0x020E0490 0x00000030
+DATA 4 0x020E0288 0x000C0030
+DATA 4 0x020E0270 0x00000000
+DATA 4 0x020E0260 0x00000030
+DATA 4 0x020E0264 0x00000030
+DATA 4 0x020E04A0 0x00000030
+DATA 4 0x020E0494 0x00020000
+DATA 4 0x020E0280 0x00000030
+DATA 4 0x020E0284 0x00000030
+DATA 4 0x020E04B0 0x00020000
+DATA 4 0x020E0498 0x00000030
+DATA 4 0x020E04A4 0x00000030
+DATA 4 0x020E0244 0x00000030
+DATA 4 0x020E0248 0x00000030
+DATA 4 0x021B001C 0x00008000
+DATA 4 0x021B0800 0xA1390003
+DATA 4 0x021B080C 0x00000004
+DATA 4 0x021B083C 0x41640158
+DATA 4 0x021B0848 0x40403237
+DATA 4 0x021B0850 0x40403C33
+DATA 4 0x021B081C 0x33333333
+DATA 4 0x021B0820 0x33333333
+DATA 4 0x021B082C 0xf3333333
+DATA 4 0x021B0830 0xf3333333
+DATA 4 0x021B08C0 0x00944009
+DATA 4 0x021B08b8 0x00000800
+DATA 4 0x021B0004 0x0002002D
+DATA 4 0x021B0008 0x1B333030
+DATA 4 0x021B000C 0x676B52F3
+DATA 4 0x021B0010 0xB66D0B63
+DATA 4 0x021B0014 0x01FF00DB
+DATA 4 0x021B0018 0x00201740
+DATA 4 0x021B001C 0x00008000
+DATA 4 0x021B002C 0x000026D2
+DATA 4 0x021B0030 0x006B1023
+DATA 4 0x021B0040 0x0000004F
+DATA 4 0x021B0000 0x84180000
+DATA 4 0x021B0890 0x00400000
+DATA 4 0x021B001C 0x02008032
+DATA 4 0x021B001C 0x00008033
+DATA 4 0x021B001C 0x00048031
+DATA 4 0x021B001C 0x15208030
+DATA 4 0x021B001C 0x04008040
+DATA 4 0x021B0020 0x00000800
+DATA 4 0x021B0818 0x00000227
+DATA 4 0x021B0004 0x0002552D
+DATA 4 0x021B0404 0x00011006
+DATA 4 0x021B001C 0x00000000
+
+#endif
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/imximage_lpddr2.cfg uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/imximage_lpddr2.cfg
--- uboot-imx/board/lingyun/igkboard-6ull/imximage_lpddr2.cfg    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/imximage_lpddr2.cfg    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ *
+ * Refer docs/README.imxmage for more details about how-to configure
+ * and create imximage boot image
+ *
+ * The syntax is taken as close as possible with the kwbimage
+ */
+
+#include <config.h>
+
+/* image version */
+
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi/sd/nand/onenand, qspi/nor
+ */
+
+#ifdef CONFIG_QSPI_BOOT
+BOOT_FROM    qspi
+#elif defined(CONFIG_NOR_BOOT)
+BOOT_FROM    nor
+#else
+BOOT_FROM    sd
+#endif
+
+#ifdef CONFIG_USE_IMXIMG_PLUGIN
+/*PLUGIN    plugin-binary-file    IRAM_FREE_START_ADDR*/
+PLUGIN    board/lingyun/igkboard-6ull/plugin.bin 0x00907000
+#else
+
+#ifdef CONFIG_IMX_HAB
+CSF CONFIG_CSF_SIZE
+#endif
+
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type           Address        Value
+ *
+ * where:
+ *    Addr-type register length (1,2 or 4 bytes)
+ *    Address      absolute address of the register
+ *    value      value to be stored in the register
+ */
+
+DATA 4 0x020c4068 0xffffffff
+DATA 4 0x020c406c 0xffffffff
+DATA 4 0x020c4070 0xffffffff
+DATA 4 0x020c4074 0xffffffff
+DATA 4 0x020c4078 0xffffffff
+DATA 4 0x020c407c 0xffffffff
+DATA 4 0x020c4080 0xffffffff
+
+#ifdef CONFIG_IMX_OPTEE
+DATA 4 0x20e4024 0x00000001
+CHECK_BITS_SET 4 0x20e4024 0x1
+#endif
+
+DATA 4 0x020E04B4 0x00080000
+DATA 4 0x020E04AC 0x00000000
+DATA 4 0x020E027C 0x00000030
+DATA 4 0x020E0250 0x00000030
+DATA 4 0x020E024C 0x00000030
+DATA 4 0x020E0490 0x00000030
+DATA 4 0x020E0288 0x00000030
+DATA 4 0x020E0270 0x00000000
+DATA 4 0x020E0260 0x00000000
+DATA 4 0x020E0264 0x00000000
+DATA 4 0x020E04A0 0x00000030
+DATA 4 0x020E0494 0x00020000
+DATA 4 0x020E0280 0x00003030
+DATA 4 0x020E0284 0x00003030
+DATA 4 0x020E04B0 0x00020000
+DATA 4 0x020E0498 0x00000030
+DATA 4 0x020E04A4 0x00000030
+DATA 4 0x020E0244 0x00000030
+DATA 4 0x020E0248 0x00000030
+
+DATA 4 0x021B001C 0x00008000
+DATA 4 0x021B085C 0x1b4700c7
+DATA 4 0x021B0800 0xA1390003
+DATA 4 0x021B0890 0x23400A38
+DATA 4 0x021B08b8 0x00000800
+
+DATA 4 0x021B081C 0x33333333
+DATA 4 0x021B0820 0x33333333
+DATA 4 0x021B082C 0xf3333333
+DATA 4 0x021B0830 0xf3333333
+DATA 4 0x021B083C 0x20000000
+DATA 4 0x021B0848 0x40403439
+DATA 4 0x021B0850 0x4040342D
+DATA 4 0x021B08C0 0x00921012
+DATA 4 0x021B08b8 0x00000800
+
+DATA 4 0x021B0004 0x00020052
+DATA 4 0x021B0008 0x00000000
+DATA 4 0x021B000C 0x33374133
+DATA 4 0x021B0010 0x00100A82
+DATA 4 0x021B0038 0x00170557
+DATA 4 0x021B0014 0x00000093
+DATA 4 0x021B0018 0x00201748
+DATA 4 0x021B002C 0x0F9F26D2
+DATA 4 0x021B0030 0x009F0010
+DATA 4 0x021B0040 0x00000047
+DATA 4 0x021B0000 0x83100000
+DATA 4 0x021B001C 0x00008010
+DATA 4 0x021B001C 0x003F8030
+DATA 4 0x021B001C 0xFF0A8030
+DATA 4 0x021B001C 0x82018030
+DATA 4 0x021B001C 0x04028030
+DATA 4 0x021B001C 0x01038030
+DATA 4 0x021B0020 0x00001800
+DATA 4 0x021B0818 0x00000000
+DATA 4 0x021B0800 0xA1310003
+DATA 4 0x021B0004 0x00025552
+DATA 4 0x021B0404 0x00011006
+DATA 4 0x021B001C 0x00000000
+#endif
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/Kconfig uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/Kconfig
--- uboot-imx/board/lingyun/igkboard-6ull/Kconfig    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/Kconfig    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,14 @@
+if TARGET_LINGYUN_IGKBOARD_6ULL
+
+config SYS_BOARD
+    default "igkboard-6ull"
+
+config SYS_VENDOR
+    default "lingyun"
+
+config SYS_CONFIG_NAME
+    default "igkboard-6ull"
+
+config SYS_TEXT_BASE
+    default 0x87800000
+endif
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/MAINTAINERS uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/MAINTAINERS
--- uboot-imx/board/lingyun/igkboard-6ull/MAINTAINERS    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/MAINTAINERS    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,7 @@
+LingYun i.MX6ULL IoT Gateway Board(IGKBoard-6ULL)
+M:    Guo Wenxue <guowenxue@gmail.com>
+S:    Maintained
+F:    board/lingyun/igkboard-6ull/
+F:    include/configs/igkboard-6ull.h
+F:    configs/igkboard-6ull_defconfig
+
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/Makefile uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/Makefile
--- uboot-imx/board/lingyun/igkboard-6ull/Makefile    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/Makefile    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
+# (C) Copyright 2016 Freescale Semiconductor, Inc.
+
+obj-y  := igkboard-6ull.o
+obj-y  += ../../freescale/common/mmc.o
diff -Nuar -x tools uboot-imx/board/lingyun/igkboard-6ull/plugin.S uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/plugin.S
--- uboot-imx/board/lingyun/igkboard-6ull/plugin.S    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/board/lingyun/igkboard-6ull/plugin.S    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,263 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ */
+
+#include <config.h>
+
+/* DDR script */
+.macro imx6ull_ddr3_evk_setting
+    ldr r0, =IOMUXC_BASE_ADDR
+    ldr r1, =0x000C0000
+    str r1, [r0, #0x4B4]
+    ldr r1, =0x00000000
+    str r1, [r0, #0x4AC]
+    ldr r1, =0x00000030
+    str r1, [r0, #0x27C]
+    ldr r1, =0x00000030
+    str r1, [r0, #0x250]
+    str r1, [r0, #0x24C]
+    str r1, [r0, #0x490]
+    ldr r1, =0x000C0030
+    str r1, [r0, #0x288]
+
+    ldr r1, =0x00000000
+    str r1, [r0, #0x270]
+
+    ldr r1, =0x00000030
+    str r1, [r0, #0x260]
+    str r1, [r0, #0x264]
+    str r1, [r0, #0x4A0]
+
+    ldr r1, =0x00020000
+    str r1, [r0, #0x494]
+
+    ldr r1, =0x00000030
+    str r1, [r0, #0x280]
+    ldr r1, =0x00000030
+    str r1, [r0, #0x284]
+
+    ldr r1, =0x00020000
+    str r1, [r0, #0x4B0]
+
+    ldr r1, =0x00000030
+    str r1, [r0, #0x498]
+    str r1, [r0, #0x4A4]
+    str r1, [r0, #0x244]
+    str r1, [r0, #0x248]
+
+    ldr r0, =MMDC_P0_BASE_ADDR
+    ldr r1, =0x00008000
+    str r1, [r0, #0x1C]
+    ldr r1, =0xA1390003
+    str r1, [r0, #0x800]
+    ldr r1, =0x00000004
+    str r1, [r0, #0x80C]
+    ldr r1, =0x41640158
+    str r1, [r0, #0x83C]
+    ldr r1, =0x40403237
+    str r1, [r0, #0x848]
+    ldr r1, =0x40403C33
+    str r1, [r0, #0x850]
+    ldr r1, =0x33333333
+    str r1, [r0, #0x81C]
+    str r1, [r0, #0x820]
+    ldr r1, =0xF3333333
+    str r1, [r0, #0x82C]
+    str r1, [r0, #0x830]
+    ldr r1, =0x00944009
+    str r1, [r0, #0x8C0]
+    ldr r1, =0x00000800
+    str r1, [r0, #0x8B8]
+    ldr r1, =0x0002002D
+    str r1, [r0, #0x004]
+    ldr r1, =0x1B333030
+    str r1, [r0, #0x008]
+    ldr r1, =0x676B52F3
+    str r1, [r0, #0x00C]
+    ldr r1, =0xB66D0B63
+    str r1, [r0, #0x010]
+    ldr r1, =0x01FF00DB
+    str r1, [r0, #0x014]
+    ldr r1, =0x00201740
+    str r1, [r0, #0x018]
+    ldr r1, =0x00008000
+    str r1, [r0, #0x01C]
+    ldr r1, =0x000026D2
+    str r1, [r0, #0x02C]
+    ldr r1, =0x006B1023
+    str r1, [r0, #0x030]
+    ldr r1, =0x0000004F
+    str r1, [r0, #0x040]
+    ldr r1, =0x84180000
+    str r1, [r0, #0x000]
+    ldr r1, =0x00400000
+    str r1, [r0, #0x890]
+    ldr r1, =0x02008032
+    str r1, [r0, #0x01C]
+    ldr r1, =0x00008033
+    str r1, [r0, #0x01C]
+    ldr r1, =0x00048031
+    str r1, [r0, #0x01C]
+    ldr r1, =0x15208030
+    str r1, [r0, #0x01C]
+    ldr r1, =0x04008040
+    str r1, [r0, #0x01C]
+    ldr r1, =0x00000800
+    str r1, [r0, #0x020]
+    ldr r1, =0x00000227
+    str r1, [r0, #0x818]
+    ldr r1, =0x0002552D
+    str r1, [r0, #0x004]
+    ldr r1, =0x00011006
+    str r1, [r0, #0x404]
+    ldr r1, =0x00000000
+    str r1, [r0, #0x01C]
+.endm
+
+.macro imx6ull_lpddr2_evk_setting
+    ldr r0, =IOMUXC_BASE_ADDR
+    ldr r1, =0x00080000
+    str r1, [r0, #0x4B4]
+    ldr r1, =0x00000000
+    str r1, [r0, #0x4AC]
+    ldr r1, =0x00000030
+    str r1, [r0, #0x27C]
+    str r1, [r0, #0x250]
+    str r1, [r0, #0x24C]
+    str r1, [r0, #0x490]
+    str r1, [r0, #0x288]
+
+    ldr r1, =0x00000000
+    str r1, [r0, #0x270]
+    str r1, [r0, #0x260]
+    str r1, [r0, #0x264]
+
+    ldr r1, =0x00000030
+    str r1, [r0, #0x4A0]
+
+    ldr r1, =0x00020000
+    str r1, [r0, #0x494]
+
+    ldr r1, =0x00003030
+    str r1, [r0, #0x280]
+    ldr r1, =0x00003030
+    str r1, [r0, #0x284]
+
+    ldr r1, =0x00020000
+    str r1, [r0, #0x4B0]
+
+    ldr r1, =0x00000030
+    str r1, [r0, #0x498]
+    str r1, [r0, #0x4A4]
+    str r1, [r0, #0x244]
+    str r1, [r0, #0x248]
+
+    ldr r0, =MMDC_P0_BASE_ADDR
+    ldr r1, =0x00008000
+    str r1, [r0, #0x1C]
+    ldr r1, =0x1b4700c7
+    str r1, [r0, #0x85c]
+    ldr r1, =0xA1390003
+    str r1, [r0, #0x800]
+    ldr r1, =0x23400A38
+    str r1, [r0, #0x890]
+    ldr r1, =0x00000800
+    str r1, [r0, #0x8b8]
+    ldr r1, =0x33333333
+    str r1, [r0, #0x81C]
+    str r1, [r0, #0x820]
+    ldr r1, =0xF3333333
+    str r1, [r0, #0x82C]
+    str r1, [r0, #0x830]
+    ldr r1, =0x20000000
+    str r1, [r0, #0x83C]
+    ldr r1, =0x40403439
+    str r1, [r0, #0x848]
+    ldr r1, =0x4040342D
+    str r1, [r0, #0x850]
+    ldr r1, =0x00921012
+    str r1, [r0, #0x8C0]
+    ldr r1, =0x00000800
+    str r1, [r0, #0x8B8]
+
+    ldr r1, =0x00020052
+    str r1, [r0, #0x004]
+    ldr r1, =0x00000000
+    str r1, [r0, #0x008]
+    ldr r1, =0x33374133
+    str r1, [r0, #0x00C]
+    ldr r1, =0x00100A82
+    str r1, [r0, #0x010]
+    ldr r1, =0x00170557
+    str r1, [r0, #0x038]
+    ldr r1, =0x00000093
+    str r1, [r0, #0x014]
+    ldr r1, =0x00201748
+    str r1, [r0, #0x018]
+    ldr r1, =0x0F9F26D2
+    str r1, [r0, #0x02C]
+    ldr r1, =0x009F0010
+    str r1, [r0, #0x030]
+    ldr r1, =0x00000047
+    str r1, [r0, #0x040]
+    ldr r1, =0x83100000
+    str r1, [r0, #0x000]
+    ldr r1, =0x00008010
+    str r1, [r0, #0x01C]
+    ldr r1, =0x003F8030
+    str r1, [r0, #0x01C]
+    ldr r1, =0xFF0A8030
+    str r1, [r0, #0x01C]
+    ldr r1, =0x82018030
+    str r1, [r0, #0x01C]
+    ldr r1, =0x04028030
+    str r1, [r0, #0x01C]
+    ldr r1, =0x01038030
+    str r1, [r0, #0x01C]
+    ldr r1, =0x00001800
+    str r1, [r0, #0x020]
+    ldr r1, =0x00000000
+    str r1, [r0, #0x818]
+    ldr r1, =0xA1310003
+    str r1, [r0, #0x800]
+    ldr r1, =0x00025552
+    str r1, [r0, #0x004]
+    ldr r1, =0x00011006
+    str r1, [r0, #0x404]
+    ldr r1, =0x00000000
+    str r1, [r0, #0x01C]
+.endm
+
+.macro imx6_clock_gating
+    ldr r0, =CCM_BASE_ADDR
+    ldr r1, =0xFFFFFFFF
+    str r1, [r0, #0x68]
+    str r1, [r0, #0x6C]
+    str r1, [r0, #0x70]
+    str r1, [r0, #0x74]
+    str r1, [r0, #0x78]
+    str r1, [r0, #0x7C]
+    str r1, [r0, #0x80]
+
+#ifdef CONFIG_IMX_OPTEE
+    ldr r0, =0x20e4024
+    ldr r1, =0x1
+    str r1, [r0]
+#endif
+.endm
+
+.macro imx6_qos_setting
+.endm
+
+.macro imx6_ddr_setting
+#if defined (CONFIG_TARGET_MX6ULL_9X9_EVK)
+    imx6ull_lpddr2_evk_setting
+#else
+    imx6ull_ddr3_evk_setting
+#endif
+.endm
+
+/* include the common plugin code here */
+#include <asm/arch/mx6_plugin.S>
diff -Nuar -x tools uboot-imx/configs/igkboard-6ull_defconfig uboot-imx-lf-5.15.71-2.2.0/configs/igkboard-6ull_defconfig
--- uboot-imx/configs/igkboard-6ull_defconfig    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/configs/igkboard-6ull_defconfig    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,113 @@
+CONFIG_ARM=y
+CONFIG_ARCH_MX6=y
+CONFIG_SYS_MALLOC_LEN=0x1000000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_SYS_MEMTEST_START=0x80000000
+CONFIG_SYS_MEMTEST_END=0x88000000
+CONFIG_ENV_SIZE=0x2000
+CONFIG_ENV_OFFSET=0xE0000
+CONFIG_IMX_CONFIG="board/lingyun/igkboard-6ull/imximage.cfg"
+CONFIG_SYS_PROMPT="[u-boot@igkboard]# "
+CONFIG_MX6ULL=y
+CONFIG_TARGET_LINGYUN_IGKBOARD_6ULL=y
+CONFIG_SYS_I2C_MXC_I2C1=y
+CONFIG_SYS_I2C_MXC_I2C2=y
+CONFIG_DM_GPIO=y
+CONFIG_DEFAULT_DEVICE_TREE="igkboard-6ull"
+CONFIG_SUPPORT_RAW_INITRD=y
+CONFIG_USE_BOOTCOMMAND=y
+CONFIG_BOOTDELAY=3
+# CONFIG_CONSOLE_MUX is not set
+CONFIG_SYS_CONSOLE_IS_IN_ENV=y
+CONFIG_BOARD_EARLY_INIT_F=y
+CONFIG_HUSH_PARSER=y
+CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_IMLS is not set
+CONFIG_CMD_MEMTEST=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_BMP=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_NET=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_OF_CONTROL=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_SYS_MMC_ENV_DEV=1
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_BOUNCE_BUFFER=y
+CONFIG_DM_74X164=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MXC=y
+CONFIG_FSL_USDHC=y
+CONFIG_MTD=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SF_DEFAULT_SPEED=40000000
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_PHYLIB=y
+CONFIG_PHY_MICREL=y
+CONFIG_PHY_MICREL_KSZ8XXX=y
+CONFIG_DM_ETH=y
+CONFIG_DM_ETH_PHY=y
+CONFIG_FEC_MXC=y
+CONFIG_MII=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_IMX6=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_MXC_UART=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_FSL_QSPI=y
+CONFIG_SOFT_SPI=y
+CONFIG_IMX_THERMAL=y
+CONFIG_USB=y
+CONFIG_USB_STORAGE=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+CONFIG_USB_HOST_ETHER=y
+CONFIG_USB_ETHER_ASIX=y
+CONFIG_DM_VIDEO=y
+CONFIG_VIDEO_LOGO=y
+CONFIG_SYS_WHITE_ON_BLACK=y
+CONFIG_VIDEO_MXS=y
+CONFIG_SPLASH_SCREEN=y
+CONFIG_SPLASH_SCREEN_ALIGN=y
+CONFIG_BMP_16BPP=y
+
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_USB_GADGET_MANUFACTURER="FSL"
+CONFIG_USB_GADGET_VENDOR_NUM=0x0525
+CONFIG_USB_GADGET_PRODUCT_NUM=0xa4a5
+CONFIG_CI_UDC=y
+
+CONFIG_CMD_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
+CONFIG_FASTBOOT_UUU_SUPPORT=y
+CONFIG_FASTBOOT=y
+CONFIG_FASTBOOT_BUF_ADDR=0x83800000
+CONFIG_FASTBOOT_BUF_SIZE=0x40000000
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_EFI_PARTITION=y
+CONFIG_ARCH_MISC_INIT=y
+CONFIG_DM_RNG=y
+CONFIG_CMD_RNG=y
+CONFIG_FSL_DCP_RNG=y
+CONFIG_OF_SYSTEM_SETUP=y
+CONFIG_CMD_CRC32=y
+CONFIG_CRC32_VERIFY=y
+
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DM_SERIAL=y
diff -Nuar -x tools uboot-imx/drivers/fastboot/fb_fsl/fb_fsl_partitions.c uboot-imx-lf-5.15.71-2.2.0/drivers/fastboot/fb_fsl/fb_fsl_partitions.c
--- uboot-imx/drivers/fastboot/fb_fsl/fb_fsl_partitions.c    2023-03-01 18:01:21.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/drivers/fastboot/fb_fsl/fb_fsl_partitions.c    2023-07-25 22:34:02.088832373 +0800
@@ -188,6 +188,11 @@
             user_partition = FASTBOOT_MMC_USER_PARTITION_ID;
             boot_loader_psize = mmc->capacity_boot;
         }
+        /* add by guowenxue to export mmc_no env */
+        env_set_ulong("mmc_no", mmc_no);
+        env_set_ulong("mmcdev", mmc_no);
+        env_set_ulong("emmc_dev", mmc_no);
+        env_set_ulong("emmc_ack", mmc_no);
     } else {
         printf("Can't setup partition table on this device %d\n",
             fastboot_devinfo.type);
diff -Nuar -x tools uboot-imx/drivers/net/phy/phy.c uboot-imx-lf-5.15.71-2.2.0/drivers/net/phy/phy.c
--- uboot-imx/drivers/net/phy/phy.c    2023-03-01 18:01:21.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/drivers/net/phy/phy.c    2023-07-25 22:34:02.088832373 +0800
@@ -182,6 +182,8 @@
 {
     int result;
+    phy_reset(phydev);
+
     if (phydev->autoneg != AUTONEG_ENABLE)
         return genphy_setup_forced(phydev);
diff -Nuar -x tools uboot-imx/include/configs/igkboard-6ull.h uboot-imx-lf-5.15.71-2.2.0/include/configs/igkboard-6ull.h
--- uboot-imx/include/configs/igkboard-6ull.h    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/include/configs/igkboard-6ull.h    2023-07-25 22:54:54.335601637 +0800
@@ -0,0 +1,135 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2023 LingYun IoT System Studio
+ *
+ * Configuration settings for LingYun IGKBoard(IoT Gateway Kits Board) based on i.MX6ULL
+ */
+#ifndef __IGKBOARD_6ULL_CONFIG_H
+#define __IGKBOARD_6ULL_CONFIG_H
+
+#include <asm/arch/imx-regs.h>
+#include <linux/sizes.h>
+#include <linux/stringify.h>
+#include "mx6_common.h"
+#include <asm/mach-imx/gpio.h>
+#include "imx_env.h"
+#include "igkboard-dtoverlay.h"
+
+#define is_mx6ull_9x9_evk()    CONFIG_IS_ENABLED(TARGET_MX6ULL_9X9_EVK)
+
+#ifdef CONFIG_TARGET_MX6ULL_9X9_EVK
+#define PHYS_SDRAM_SIZE        SZ_256M
+#define BOOTARGS_CMA_SIZE   "cma=96M "
+#else
+#define PHYS_SDRAM_SIZE        SZ_512M
+#define BOOTARGS_CMA_SIZE   ""
+/* DCDC used on 14x14 EVK, no PMIC */
+#undef CONFIG_LDO_BYPASS_CHECK
+#endif
+
+#define CONFIG_MXC_UART_BASE        UART1_BASE
+
+/* MMC Configs */
+#ifdef CONFIG_FSL_USDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR    USDHC2_BASE_ADDR
+
+/* NAND pin conflicts with usdhc2 */
+#ifdef CONFIG_NAND_MXS
+#define CONFIG_SYS_FSL_USDHC_NUM    1
+#else
+#define CONFIG_SYS_FSL_USDHC_NUM    2
+#endif
+
+#endif
+
+
+#ifdef CONFIG_NAND_BOOT
+#define MFG_NAND_PARTITION "mtdparts=gpmi-nand:64m(nandboot),16m(nandkernel),16m(nanddtb),16m(nandtee),-(nandrootfs)"
+#else
+#define MFG_NAND_PARTITION ""
+#endif
+
+#define CONFIG_CMD_READ
+#define CONFIG_SERIAL_TAG
+#define CONFIG_FASTBOOT_USB_DEV 0
+
+#define CONFIG_MFG_ENV_SETTINGS \
+    CONFIG_MFG_ENV_SETTINGS_DEFAULT \
+    "initrd_addr=0x86800000\0" \
+    "initrd_high=0xffffffff\0" \
+    "emmc_dev=1\0"\
+    "emmc_ack=1\0"\
+    "sd_dev=1\0" \
+    "mtdparts=" MFG_NAND_PARTITION \
+    "\0"\
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+    "console=ttymxc0\0" \
+    "upmode=fastboot 0\0" \
+    "envconf=config.txt\0" \
+    "image=zImage\0" \
+    "board=igkboard-6ull\0" \
+    "fdt_file=igkboard-6ull.dtb\0" \
+    "fdt_size=0x10000\0" \
+    "fdt_addr=0x83000000\0" \
+    "dtbo_addr=0x83010000\0" \
+    "dtbo_dir=overlays\0" \
+    "splashimage=0x8c000000\0" \
+    "ipaddr=192.168.2.22\0" \
+    "serverip=192.168.2.2\0" \
+    "mmcpart=1\0" \
+    "mmcargs=setenv bootargs console=${console},${baudrate} root=/dev/mmcblk${mmc_no}p2 rootwait rw net.ifnames=0\0" \
+    "loadenvconf=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${envconf};env import -t ${loadaddr} ${filesize}\0" \
+    "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
+    "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+    "bootos=bootz ${loadaddr} - ${fdt_addr}\0" \
+    "mmcboot=mmc dev ${mmcdev};run mmcargs;run loadimage;run loadfdt;run bootos\0" \
+    "netboot=tftp $loadaddr $image; tftp $fdt_addr ${fdt_file}; run mmcargs; run bootos\0" \
+    "bbl=tftp ${loadaddr} u-boot-${board}.imx && mmc dev ${mmcdev} 1 && mmc write ${loadaddr} 2 0x800\0" \
+    "bdtb=tftp $fdt_addr $fdt_file && fatwrite mmc 1:1 $fdt_addr $fdt_file $filesize\0" \
+    "bker=tftp $loadaddr $image&& fatwrite mmc 1:1 $loadaddr $image $filesize\0" \
+    "bsys=run bdtb && run bker\0"
+
+#ifdef IGKBOARD_DTOVERLAY_SUPPORT
+#undef  CONFIG_BOOTCOMMAND
+#define CONFIG_BOOTCOMMAND      MMC_BOOT_WITH_FDT_OVERLAY
+#endif
+
+/* Miscellaneous configurable options */
+
+/* Physical Memory Map */
+#define PHYS_SDRAM            MMDC0_ARB_BASE_ADDR
+
+#define CONFIG_SYS_SDRAM_BASE        PHYS_SDRAM
+#define CONFIG_SYS_INIT_RAM_ADDR    IRAM_BASE_ADDR
+#define CONFIG_SYS_INIT_RAM_SIZE    IRAM_SIZE
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+    (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+    (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+/* environment organization */
+#define CONFIG_SYS_MMC_ENV_DEV        1    /* USDHC2 */
+#define CONFIG_MMCROOT            "/dev/mmcblk1p2"  /* USDHC2 */
+
+#define CONFIG_IOMUX_LPSR
+
+/* USB Configs */
+#ifdef CONFIG_CMD_USB
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
+#define CONFIG_MXC_USB_PORTSC  (PORT_PTS_UTMI | PORT_PTS_PTW)
+#define CONFIG_MXC_USB_FLAGS   0
+#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
+#endif
+
+#define CONFIG_FEC_XCV_TYPE             RMII
+#define CONFIG_ETHPRIME            "eth1"
+
+#ifndef CONFIG_SPL_BUILD
+#if defined(CONFIG_DM_VIDEO)
+#define CONFIG_VIDEO_LINK
+#endif
+#endif
+
+#endif
diff -Nuar -x tools uboot-imx/include/configs/igkboard-dtoverlay.h uboot-imx-lf-5.15.71-2.2.0/include/configs/igkboard-dtoverlay.h
--- uboot-imx/include/configs/igkboard-dtoverlay.h    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/include/configs/igkboard-dtoverlay.h    2023-07-25 22:34:02.088832373 +0800
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2023 LingYun IoT System Studio
+ *
+ */
+#ifndef __IGKBOARD_DTOVERLAY_H
+#define __IGKBOARD_DTOVERLAY_H
+
+#define IGKBOARD_DTOVERLAY_SUPPORT
+
+#define FDT_APPLY_OVERLAY()          \
+    "echo Applying DT overlay => ${dtbo_file}; " \
+    "fatload mmc ${mmcdev}:${mmcpart} ${dtbo_addr} ${dtbo_dir}/${dtbo_file}; " \
+    "fdt addr ${fdt_addr}; " \
+    "fdt resize ${fdt_size}; " \
+    "fdt apply ${dtbo_addr}; "
+
+#define CHECK_APPLY_OVERLAY( name )     \
+    "if env exists dtoverlay_" name " && test ${dtoverlay_" name "} = 1 -o ${dtoverlay_" name "} = yes ; then " \
+        "setenv dtbo_file " name ".dtbo; " \
+        FDT_APPLY_OVERLAY() \
+    "fi; "
+
+#define CHECK_APPLY_OVERLAYS_IDX( name )     \
+    "if env exists dtoverlay_" name "; then " \
+        "for i in ${dtoverlay_" name "}; do " \
+            "setenv dtbo_file " name "$i.dtbo; " \
+            FDT_APPLY_OVERLAY() \
+        " done;" \
+    "fi; "
+
+#define CHECK_APPLY_OVERLAYS_DTBO( name )     \
+    "if env exists dtoverlay_" name "; then " \
+        "for f in ${dtoverlay_" name "}; do " \
+            "setenv dtbo_file $f.dtbo; " \
+            FDT_APPLY_OVERLAY() \
+        " done;" \
+    "fi; "
+
+#define FDT_ENTRY_DEF_SETTINGS          \
+                CHECK_APPLY_OVERLAY("lcd") \
+                CHECK_APPLY_OVERLAY("cam") \
+                CHECK_APPLY_OVERLAY("w1") \
+                CHECK_APPLY_OVERLAY("adc") \
+                CHECK_APPLY_OVERLAYS_IDX("i2c") \
+                CHECK_APPLY_OVERLAYS_IDX("spi") \
+                CHECK_APPLY_OVERLAYS_IDX("uart") \
+                CHECK_APPLY_OVERLAYS_IDX("can") \
+                CHECK_APPLY_OVERLAYS_IDX("pwm") \
+                CHECK_APPLY_OVERLAYS_DTBO("extra") \
+
+
+#define MMC_BOOT_WITH_FDT_OVERLAY   \
+    "mmc dev ${mmcdev};"            \
+    "run mmcargs; run loadenvconf;" \
+    "run loadimage; run loadfdt; "  \
+    FDT_ENTRY_DEF_SETTINGS          \
+    "run bootos; "                 \
+
+#endif  /* __IGKBOARD_DTOVERLAY_H */
config.json
New file
@@ -0,0 +1,16 @@
{
    "bsp":
    {
        "board":"IGKBoard-6ULL",
        "version":"lf-5.15.71-2.2.0",
        "download":"http://main.iot-yun.club:2211/imx/",
        "crosstool":"/opt/gcc-aarch32-10.3-2021.07/bin/arm-none-linux-gnueabihf-"
    },
    "system":
    {
        "distro":"yocto",
        "version":"kirkstone",
        "imgsize":"1024",
        "bootsize":"100"
    }
}
images/build.sh
New file
@@ -0,0 +1,301 @@
#!/bin/bash
# this project absolute path
PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)
# top project absolute path
TOP_PATH=$(realpath $PRJ_PATH/..)
# binaries install path
INST_PATH=$PRJ_PATH/install
# download taballs path
TARBALL_PATH=$PRJ_PATH/tarballs
# config file path
CONF_FILE=$TOP_PATH/config.json
# shell script will exit once get command error
set -e
#+-------------------------+
#| Shell script functions  |
#+-------------------------+
function pr_error() {
    echo -e "\033[40;31m $1 \033[0m"
}
function pr_warn() {
    echo -e "\033[40;33m $1 \033[0m"
}
function pr_info() {
    echo -e "\033[40;32m $1 \033[0m"
}
# decompress a packet to destination path
function do_unpack()
{
    tarball=$1
    dstpath=`pwd`
    if [[ $# == 2 ]] ; then
        dstpath=$2
    fi
    pr_info "decompress $tarball => $dstpath"
    mkdir -p $dstpath
    case $tarball in
        *.tar.gz)
            tar -xzf $tarball -C $dstpath
            ;;
        *.tar.bz2)
            tar -xjf $tarball -C $dstpath
            ;;
        *.tar.xz)
            tar -xJf $tarball -C $dstpath
            ;;
        *.tar.zst)
            tar -I zstd -xf $tarball -C $dstpath
            ;;
        *.tar)
            tar -xf $tarball -C $dstpath
            ;;
        *.zip)
            unzip -qo $tarball -d $dstpath
            ;;
        *)
            pr_error "decompress Unsupport packet: $tarball"
            return 1;
            ;;
    esac
}
# parser configure file and export environment variable
function export_env()
{
    export BOARD=`jq -r ".bsp.board" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BSPVER=`jq -r ".bsp.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export URL=`jq -r ".bsp.download" $CONF_FILE | tr 'A-Z' 'a-z'`
    export DISTRO=`jq -r ".system.distro" $CONF_FILE | tr 'A-Z' 'a-z'`
    export DISVER=`jq -r ".system.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export IMAGE_SIZE=`jq -r ".system.imgsize" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BOOT_SIZE=`jq -r ".system.bootsize" $CONF_FILE | tr 'A-Z' 'a-z'`
    export ROOTFS=rootfs-${DISTRO}-${DISVER}
    export IMAGE_NAME=$BOARD-$DISTRO-$DISVER-$BSPVER.img
    # i.MX6ULL only need build uboot-imx
    if [[ $BOARD =~ 6ull ]] ; then
        # u-boot will be deployed in 2nd sector on eMMC/TFCard
        export UBOOT_SECTOR=2
    # i.MX8MP need build atf and u-boot
    elif [[ $BOARD =~ 8mp ]] ; then
        # u-boot will be deployed in 64th sector on eMMC/TFCard
        export UBOOT_SECTOR=64
    fi
}
function do_fetch()
{
    cd $PRJ_PATH
    SRCS=$ROOTFS
    SUFIX=tar.xz
    if [ -d $ROOTFS/bin ] ; then
        pr_info "$ROOTFS fetched already"
        return ;
    fi
    if [ $DISTRO == yocto ] ; then
        if [[ $YCT_VER != hardknott && $YCT_VER != honister ]] ; then
            SUFIX=tar.zst
        fi
    fi
    # Download source code packet
    if [ ! -s $TARBALL_PATH/$ROOTFS.$SUFIX ] ; then
        pr_info "start fetch $ROOTFS source code"
        mkdir -p $TARBALL_PATH
        wget $URL/bsp/rootfs/$BOARD/$ROOTFS.$SUFIX -P $TARBALL_PATH
    fi
    # decompress source code packet
    mkdir -p $ROOTFS
    do_unpack $TARBALL_PATH/$ROOTFS.$SUFIX $ROOTFS
}
# System image layout map:
# +-------------------+--------------------+----------------------+
# | Raw Part(10MB)    | FAT32 Part2(100MB) | EXT4 Part3(All left) |
# +-------------------+--------------------+----------------------+
# | U-boot on #2/#64  |   Kernel and DTB   |   Root file system   |
# +-------------------+--------------------+----------------------+
function build_image()
{
    UBOOT_SIZE=10
    UBOOT_BINPATH=$TOP_PATH/bootloader/install/
    KERNEL_BINPATH=$TOP_PATH/kernel/install/
    export LOOP_DEV=`losetup  -f | cut -d/ -f3`
    export MNT_POINT=$PRJ_PATH/mnt
    pr_warn "Build $DISTRO-$DISVER system image"
    pr_info "start generate empty system image"
    dd if=/dev/zero of=${IMAGE_NAME} bs=1024k count=${IMAGE_SIZE} conv=sync
    chmod a+x ${IMAGE_NAME}
    pr_info "start partition system image"
    fat_start=$UBOOT_SIZE
    fat_end=`expr $UBOOT_SIZE + $BOOT_SIZE`
    parted ${IMAGE_NAME} mklabel msdos
    parted ${IMAGE_NAME} mkpart primary fat32 ${fat_start}M ${fat_end}M
    parted ${IMAGE_NAME} mkpart primary ext4 ${fat_end}M 100%
    sync
    pr_info "losetup system image on $LOOP_DEV"
    losetup /dev/${LOOP_DEV}  ${IMAGE_NAME}
    kpartx -av /dev/${LOOP_DEV}
    pr_info "start format system image"
    mkfs.vfat /dev/mapper/${LOOP_DEV}p1
    mkfs.ext4 /dev/mapper/${LOOP_DEV}p2
    sync
    pr_info "start install u-boot image"
    dd if=$UBOOT_BINPATH/u-boot-${BOARD}.imx of=${IMAGE_NAME} bs=512 seek=66 conv=notrunc,sync
    pr_info "start install linux kernel images"
    mkdir -p $MNT_POINT
    mount -t vfat /dev/mapper/${LOOP_DEV}p1 ${MNT_POINT}
    cp -rf $KERNEL_BINPATH/zImage       ${MNT_POINT}/
    cp -rf $KERNEL_BINPATH/${BOARD}.dtb ${MNT_POINT}/
    cp -rf $KERNEL_BINPATH/overlays/    ${MNT_POINT}/
    cp -rf files/config-${BOARD}.txt    ${MNT_POINT}/config.txt
    sync && umount ${MNT_POINT}
    pr_info "update drivers in root filesystem"
    rm -rf $ROOTFS/lib/modules/
    mkdir -p $ROOTFS/lib/modules/
    cp -rf $KERNEL_BINPATH/lib/* $ROOTFS/lib/
    pr_info "start install root filesystem"
    mount -t ext4 /dev/mapper/${LOOP_DEV}p2 ${MNT_POINT}
    cp -af $ROOTFS/*                    ${MNT_POINT}
    cp -rf files/pinctrl-${BOARD}       ${MNT_POINT}/usr/sbin/pinctrl
    cp -rf files/pinloop                ${MNT_POINT}/usr/sbin/
    cp -rf files/expand_rootfs          ${MNT_POINT}/usr/sbin/
    chmod +x ${MNT_POINT}/usr/sbin/pinctrl
    chmod +x ${MNT_POINT}/usr/sbin/pinloop
    chmod +x ${MNT_POINT}/usr/sbin/expand_rootfs
    sync && umount ${MNT_POINT}
    pr_warn "Build $DISTRO-$DISVER system image down"
}
function exit_handler()
{
    pr_warn "Shell script exit now, do some clean work\n"
    set +e
    if mountpoint ${MNT_POINT} > /dev/null 2>&1 ; then
        pr_info "umount ${MNT_POINT}"
        umount ${MNT_POINT} > /dev/null 2>&1
    fi
    rm -rf ${MNT_POINT}
    if [ -z ${LOOP_DEV} ] ; then
        return ;
    fi
    if [ -e /dev/mapper/${LOOP_DEV}p1 ] ; then
        pr_info "kpartx -dv /dev/${LOOP_DEV}"
        kpartx -dv /dev/${LOOP_DEV}
    fi
    losetup -a | grep "${LOOP_DEV}" > /dev/null 2>&1
    if [ $? == 0 ]  ; then
        pr_info "losetup -d /dev/${LOOP_DEV}"
        losetup -d /dev/${LOOP_DEV}
    fi
}
function do_build()
{
    cd $PRJ_PATH
    build_image
}
function do_install()
{
    cd $PRJ_PATH
    mkdir -p $INST_PATH
    cp $UBOOT_BINPATH/u-boot-${BOARD}.imx $INST_PATH
    mv $IMAGE_NAME $INST_PATH
    pr_info "\nsystem images installed to '$INST_PATH'"
    ls $INST_PATH && echo ""
}
function do_clean()
{
    for d in rootfs-*
    do
        rm -rf $PRJ_PATH/$d
    done
    rm -rf $INST_PATH
    rm -f *.img
    rm -rf $TARBALL_PATH
}
#+-------------------------+
#| Shell script body entry |
#+-------------------------+
if [ `id -u` != 0 ] ; then
    pr_error "ERROR: This shell script must run as root"
    exit;
fi
cd $PRJ_PATH
export_env
if [[ $# == 1 && $1 == -c ]] ;then
    pr_warn "start clean system image"
    do_clean
    exit;
fi
pr_warn "start build $DISTRO-$DISVER for ${BOARD}"
trap 'exit_handler' EXIT
do_fetch
do_build
do_install
images/files/config-igkboard-6ull.txt
New file
@@ -0,0 +1,29 @@
# Enable LCD overlay
#dtoverlay_lcd=yes
# Enable Camera overlay
#dtoverlay_cam=yes
# Eanble 1-Wire overlay
#dtoverlay_w1=yes
# Enable ADC overlay
#dtoverlay_adc=yes
# Enable I2C overlay
#dtoverlay_i2c=1
# Enable SPI overlay, SPI1 conflict with UART8(NB-IoT/4G module)
#dtoverlay_spi=1
# Enable UART overlays
#dtoverlay_uart=2 3 4 7
# Enable CAN overlays
#dtoverlay_can=1 2
# Enable PWM overlays, PWM8 conflict with UART8(NB-IoT/4G module)
#dtoverlay_pwm=7
# Enable extra overlays
#dtoverlay_extra=nbiot-4g
images/files/expand_rootfs
New file
@@ -0,0 +1,37 @@
#!/bin/sh
#
# Copyright (C) 2022 LingYun IoT System Studio
# Author: Guo Wenxue<guowenxue@gmail.com>
#
# This shell script used to expand rootfs partition size to whole TF card space
#
set -e
set -u
# find the root partition information
ROOT_PART="$(mount | sed -n 's|^/dev/\(.*\) on / .*|\1|p')"
ROOT_DEV="/dev/$(lsblk -no pkname /dev/${ROOT_PART})"
PART_DEV="$(lsblk ${ROOT_DEV} | grep -w "\/" | grep mmcblk | awk '{print $1}' | cut -d- -f2)"
PART_NUM="$(echo ${PART_DEV} | cut -dp -f2)"
# Get the starting offset of the root partition
PART_START=$(fdisk -l $ROOT_DEV | grep $PART_DEV | awk '{print $2}')
[ "$PART_START" ] || return 1 ;
fdisk "$ROOT_DEV" > /dev/null 2>&1 <<EOF
p
d
$PART_NUM
n
p
$PART_NUM
$PART_START
p
w
EOF
resize2fs /dev/$ROOT_PART > /dev/null 2>&1
echo "Expand rootfs size successfully, it will be enlarged upon the next reboot."
images/files/pinctrl-igkboard-6ull
New file
@@ -0,0 +1,143 @@
# This shell script used to control GPIO port on IGKBoard
direction=out
sysdir=/sys/class/gpio/
pinbase=0
groupin=32
pinnum=
pindir=
action=
set -u
# RedLed: GPIO01_IO11  GreenLed: GPIO01_IO10 BlueLed: GPIO05_IO09
function usage()
{
   echo "Show pinmap Usage: $0 [-v]"
   echo "Output set  Usage: $0 GPIO01_IO11 [1/0]"
   echo "Input read  Usage: $0 [-i] GPIO01_IO11"
   echo "Unexport    Usage: $0 [-u] GPIO01_IO11"
   exit;
}
function show_pinmap()
{
   echo "
+-------------+-------------+---IGKBoard---+-------------+-------------+
|    GPIO     |     Name    |   Physical  |     Name    |    GPIO     |
+-------------+-------------+-----++------+-------------+-------------+
|     3.3v    |     3.3v    |   1 ||  2   |     5v      |     5v      |
|  GPIO1_IO03 |   I2C1_SDA  |   3 ||  4   |     5v      |     5v      |
|  GPIO1_IO02 |   I2C1_SCL  |   5 ||  6   |     GND     |     GND     |
|  GPIO1_IO18 |      W1     |   7 ||  8   |  UART2_TX   |  GPIO1_IO20 |
|     GND     |     GND     |   9 ||  10  |  UART2_RX   |  GPIO1_IO21 |
|  GPIO1_IO24 |   UART3_TX  |  11 ||  12  |  UART3_RX   |  GPIO1_IO25 |
|  GPIO1_IO28 |   UART4_TX  |  13 ||  14  |     GND     |     GND     |
|  GPIO1_IO29 |   UART4_RX  |  15 ||  16  |  UART7_TX   |  GPIO3_IO21 |
|     3.3v    |     3.3v    |  17 ||  18  |  UART7_RX   |  GPIO3_IO22 |
|  GPIO3_IO27 |   SPI1_MOSI |  19 ||  20  |     GND     |     GND     |
|  GPIO3_IO28 |   SPI1_MISO |  21 ||  22  |     GPIO    |  GPIO3_IO23 |
|  GPIO3_IO25 |   SPI1_SCLK |  23 ||  24  |  SPI1_SS0   |  GPIO3_IO26 |
|     GND     |     GND     |  25 ||  26  |     GPIO    |  GPIO3_IO24 |
|  GPIO1_IO26 |   CAN1_TX   |  27 ||  28  |     PWM8    |  GPIO1_IO15 |
|  GPIO1_IO27 |   CAN1_RX   |  29 ||  30  |     GND     |     GND     |
|  GPIO1_IO22 |   CAN2_TX   |  31 ||  32  |     PWM7    |  GPIO1_IO14 |
|  GPIO1_IO23 |   CAN2_RX   |  33 ||  34  |     GND     |     GND     |
|  GPIO5_IO01 |     GPIO    |  35 ||  36  |     GPIO    |  GPIO1_IO11 |
|  GPIO5_IO08 |     GPIO    |  37 ||  38  |     GPIO    |  GPIO1_IO10 |
|     GND     |     GND     |  39 ||  40  |     GPIO    |  GPIO5_IO09 |
+-------------+-------------+---IGKBoard--+-------------+-------------+
|    GPIO     |     Name    |   Physical  |     Name    |    GPIO     |
+-------------+-------------+-----++------+-------------+-------------+
"
   exit 0;
}
function calc_pinum()
{
   pinstr=$1
   group=`echo $pinstr | cut -d_ -f1 | tr -cd "[0-9]"`
   pin=`echo $pinstr | cut -d_ -f2 | tr -cd "[0-9]"`
   group=`expr $group \- 1`
   pinum=`expr $group \* $groupin + $pin + $pinbase`
   pindir=$sysdir/gpio$pinum
   #echo "INFO: GPIO $pinstr map to pinum[$pinum]"
}
function export_gpio()
{
    if [ -e $pindir ] ; then
       return ;
    fi
    echo $pinum > $sysdir/export
}
function unexport_gpio()
{
    if [ ! -e $pindir ] ; then
       return ;
    fi
    echo $pinum > $sysdir/unexport
}
function set_gpio()
{
    echo out > $pindir/direction
    echo $1 > $pindir/value
}
function read_gpio()
{
    echo in > $pindir/direction
    cat $pindir/value
}
if [[ $# -lt 1 ]] ; then
   usage;
fi
while getopts "iuvh" OPTNAME
do
    case "${OPTNAME}" in
        "i")
           direction=in
           shift
           ;;
        "u")
           action=unexport;
           shift
           ;;
        "v")
           show_pinmap;
           shift
           ;;
        "h")
           usage;
           ;;
    esac
done
calc_pinum $1
if [[ $action == unexport ]] ; then
   unexport_gpio
   exit;
fi
export_gpio
if [[ $direction == in ]] ; then
   read_gpio
else
   set_gpio $2
fi
images/files/pinloop
New file
@@ -0,0 +1,42 @@
#!/bin/sh
# 40 Pin Header GPIO loop test script, it based on pinctrl shell script
function loop_test()
{
   if [[ $# != 3 ]] ; then
      echo "ERROR: Invalid input arguments"
      return 1;
   fi
   level=$3
   pinctrl $1 $level
   res=`pinctrl -i $2`
   printf "$1 out [$level] --> $2 in [$res] : "
   if [[ $level == $res ]]  ; then
      printf " [  OK  ]\n"
   else
      printf " [ FAIL ]\n"
      exit 1;
   fi
}
if [[ $# != 2 ]] ; then
   echo ""
   echo "Usage  : $0 Pin1 Pin2"
   echo "Example: $0 GPIO1_IO10 GPIO1_IO11"
   echo ""
   echo "You can check pinmap by 'pinctrl -v' "
   echo ""
   exit;
fi
loop_test $1 $2 1
loop_test $1 $2 0
loop_test $2 $1 1
loop_test $2 $1 0
exit 0;
kernel/build.sh
New file
@@ -0,0 +1,292 @@
#!/bin/bash
# this project absolute path
PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)
# top project absolute path
TOP_PATH=$(realpath $PRJ_PATH/..)
# binaries install path
INST_PATH=$PRJ_PATH/install
# download taballs path
TARBALL_PATH=$PRJ_PATH/tarballs
# config file path
CONF_FILE=$TOP_PATH/config.json
# shell script will exit once get command error
set -e
#+-------------------------+
#| Shell script functions  |
#+-------------------------+
function pr_error() {
    echo -e "\033[40;31m $1 \033[0m"
}
function pr_warn() {
    echo -e "\033[40;33m $1 \033[0m"
}
function pr_info() {
    echo -e "\033[40;32m $1 \033[0m"
}
# parser configure file and export environment variable
function export_env()
{
    export BOARD=`jq -r ".bsp.board" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BSP_VER=`jq -r ".bsp.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export URL=`jq -r ".bsp.download" $CONF_FILE | tr 'A-Z' 'a-z'`
    export CROSS_COMPILE=`jq -r ".bsp.crosstool" $CONF_FILE | tr 'A-Z' 'a-z'`
    export JOBS=`cat /proc/cpuinfo | grep processor | wc -l`
    export KER_PATH=$PRJ_PATH/linux-imx
    if [[ $BOARD =~ 6ull ]] ; then
        export ARCH=arm
        export SRCS="linux-imx"
    elif [[ $BOARD =~ 8mp ]] ; then
        export ARCH=arm64
        export SRCS="linux-imx"
    else
        pr_error "\nERROR: Unknow board name $BOARD"
        exit;
    fi
}
# decompress a packet to destination path
function do_unpack()
{
    tarball=$1
    dstpath=`pwd`
    if [[ $# == 2 ]] ; then
        dstpath=$2
    fi
    pr_info "decompress $tarball => $dstpath"
    mkdir -p $dstpath
    case $tarball in
        *.tar.gz)
            tar -xzf $tarball -C $dstpath
            ;;
        *.tar.bz2)
            tar -xjf $tarball -C $dstpath
            ;;
        *.tar.xz)
            tar -xJf $tarball -C $dstpath
            ;;
        *.tar.zst)
            tar -I zstd -xf $tarball -C $dstpath
            ;;
        *.tar)
            tar -xf $tarball -C $dstpath
            ;;
        *.zip)
            unzip -qo $tarball -d $dstpath
            ;;
        *)
            pr_error "decompress Unsupport packet: $tarball"
            return 1;
            ;;
    esac
}
function do_fetch()
{
    mkdir -p $TARBALL_PATH
    cd $PRJ_PATH
    for src in $SRCS
    do
        if [ -d $src ] ; then
            pr_info "$src fetched already"
            continue
        fi
        # Download source code packet
        if [ ! -s $TARBALL_PATH/$src.tar.xz ] ; then
            pr_info "start fetch $src source code"
            wget $URL/bsp/$BSP_VER/$src.tar.xz -P $TARBALL_PATH
        fi
        # decompress source code packet
        do_unpack $TARBALL_PATH/$src.tar.xz
        # do patch if patch file exist
        patch_path=$PRJ_PATH/patches/$BOARD
        patch_file=$patch_path/${src}-${BSP_VER}.patch
        if [ -f $patch_file ] ; then
            pr_info "found and patch for $src"
            patch -p0 < $patch_file
        fi
    done
    rm -f *.tar.*
}
function build_kernel()
{
    SRC=linux-imx
    pr_info "Start build linux kernel source code"
    cd $PRJ_PATH/${SRC}
    if [ ! -s .config ] ; then
        make ARCH=${ARCH} ${BOARD}_defconfig
    fi
    make ARCH=${ARCH} CROSS_COMPILE=${CROSS_COMPILE} -j ${JOBS}
}
function build_driver_wifi()
{
    cd $PRJ_PATH/drivers
    if [[ $BOARD =~ 6ull ]] ; then
        SRC=rtl8188fu
        pr_info "Start build $SRC driver for $BOARD"
        if [ ! -d $SRC ] ; then
            if [ ! -s $TARBALL_PATH/$SRC.tar.xz ] ; then
                pr_info "start fetch $SRC source code"
                wget $URL/bsp/misc/$SRC.tar.xz -P $TARBALL_PATH
            fi
            do_unpack $TARBALL_PATH/$SRC.tar.xz
        fi
        cd $SRC
        # Remove noisy debug print information
        sed -i "s|^#define CONFIG_DEBUG|//#define CONFIG_DEBUG|g" include/autoconf.h
        sed -i "/nolinked power/d" core/rtw_pwrctrl.c
        sed -i "/request firmware/d" hal/rtl8188f/rtl8188f_hal_init.c
        make KSRC=$KER_PATH M=$PWD -j ${JOBS}
        make -C $KER_PATH M=$PWD modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
        mkdir -p $INST_PATH/lib/firmware/rtlwifi/
        cp firmware/rtl8188fufw.bin $INST_PATH/lib/firmware/rtlwifi/
    fi
}
function build_driver_user()
{
    cd $PRJ_PATH/drivers/user
    pr_info "Start build user driver for $BOARD"
    make -C $KER_PATH M=$PWD
    make -C $KER_PATH M=$PWD modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
}
function install_drv_kernel()
{
    # Install linux kernel modules
    cd $KER_PATH
    make ARCH=${ARCH} CROSS_COMPILE=${CROSS_COMPILE} modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
}
function build_driver()
{
    install_drv_kernel
    build_driver_user
    build_driver_wifi
}
function do_install()
{
    pr_info "Start install linux kernel images"
    # Cleanup install path
    if [ -d $INST_PATH ] ; then
        rm -rf $INST_PATH/*
    fi
    mkdir -p $INST_PATH/overlays
    cd $KER_PATH
    # Install system image and device tree binaries
    if [[ $BOARD =~ 6ull ]] ; then
        set -x
        cp arch/${ARCH}/boot/zImage $INST_PATH
        cp arch/${ARCH}/boot/dts/${BOARD}.dtb $INST_PATH
        cp arch/${ARCH}/boot/dts/${BOARD}/*.dtbo $INST_PATH/overlays
        set +x
    elif [[ $BOARD =~ 8mp ]] ; then
        set -x
        cp arch/${ARCH}/boot/Image $INST_PATH
        cp arch/${ARCH}/boot/dts/freescale/${BOARD}.dtb $INST_PATH
        cp arch/${ARCH}/boot/dts/freescale/${BOARD}/*.dtbo $INST_PATH/overlays
        set +x
    fi
    # List install information
    pr_info "\nlinux kernel installed to '$INST_PATH'"
    ls $INST_PATH && echo ""
}
function do_build()
{
    cd $PRJ_PATH
    build_kernel
    do_install
    build_driver
}
function do_clean()
{
    cd $PRJ_PATH
    for d in $SRCS
    do
        rm -rf $PRJ_PATH/$d
    done
    rm -rf drivers/rtl8188fu/
    rm -rf $TARBALL_PATH
    rm -rf $INST_PATH
}
#+-------------------------+
#| Shell script body entry |
#+-------------------------+
cd $PRJ_PATH
export_env
if [[ $# == 1 && $1 == -c ]] ;then
    pr_warn "start clean linux kernel"
    do_clean
    exit;
fi
pr_warn "start build linux kernel for ${BOARD}"
do_fetch
do_build
kernel/drivers/user/Makefile
New file
@@ -0,0 +1,37 @@
#*********************************************************************************
#      Copyright:  (C) 2021 LingYun IoT System Studio
#                  All rights reserved.
#
#       Filename:  Makefile
#    Description:  This Makefile used to compile all the drivers here
#
#        Version:  1.0.0(18/12/2021~)
#                  Author:  Guo Wenxue <guowenxue@gmail.com>
#      ChangeLog:  1, Release initial version on "18/12/2021 01:29:33 PM"
#
#********************************************************************************/
LINUX_SRC ?= ${shell pwd}/../../linux-imx/
INST_PATH ?= ${shell pwd}/../../install
EXTRA_INSTPATH=/tftp
PWD := $(shell pwd)
obj-m += hello.o
modules:
    @echo ${LINUX_SRC}
    @make -C $(LINUX_SRC) M=$(PWD) modules
    @make -C $(LINUX_SRC) M=$(PWD) modules_install INSTALL_MOD_PATH=${INST_PATH} INSTALL_MOD_STRIP=1
    @make clear
install:
    cp -af *.ko ${EXTRA_INSTPATH}
clear:
    @rm -f *.o *.mod* .*.cmd *.symvers *.order
clean: clear
    @rm -f  *.ko
kernel/drivers/user/hello.c
New file
@@ -0,0 +1,35 @@
/*********************************************************************************
 *      Copyright:  (C) 2021 LingYun IoT System Studio <www.weike-iot.com>
 *                  All rights reserved.
 *
 *       Filename:  hello.c
 *    Description:  This file is the linux kernel sample hello module
 *
 *        Version:  1.0.0(18/12/2021~)
 *         Author:  Guo Wenxue <guowenxue@gmail.com>
 *      ChangeLog:  1, Release initial version on "18/12/2021 10:50:26 AM"
 *
 ********************************************************************************/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
static __init int hello_init(void)
{
    printk(KERN_ALERT "Hello, LingYun IoT System Studio!\n");
    return 0;
}
static __exit void hello_exit(void)
{
    printk(KERN_ALERT "Goodbye, I have found a good job!\n");
}
module_init(hello_init);
module_exit(hello_exit);
MODULE_AUTHOR("GuoWenxue <guowenxue@gmail.com>");
MODULE_DESCRIPTION("Linux Kernel hello module");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_INFO(intree, "Y");
kernel/patches/gen_patch.sh
New file
@@ -0,0 +1,105 @@
#!/bin/bash
# Description: This shell script used to generate patch file
#      Author: guowenxue <guowenxue@gmail.com>
#     Version: 1.0.0
# this project absolute path
PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}")/.. && pwd)
# top project absolute path
TOP_PATH=$(realpath $PRJ_PATH/..)
# download taballs path
TARBALL_PATH=$PRJ_PATH/tarballs
# config file path
CONF_FILE=$TOP_PATH/config.json
# patch file path
PATCH_PATH=${PRJ_PATH}/patches
# shell script will exit once get command error
#set -e
#+-------------------------+
#| Shell script functions  |
#+-------------------------+
function pr_error() {
    echo -e "\033[40;31m $1 \033[0m"
}
function pr_warn() {
    echo -e "\033[40;33m $1 \033[0m"
}
function pr_info() {
    echo -e "\033[40;32m $1 \033[0m"
}
# parser configure file and export environment variable
function export_env()
{
    export SRC=$(basename $1)
    export BOARD=`jq -r ".bsp.board" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BSP_VER=`jq -r ".bsp.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export CROSS_COMPILE=`jq -r ".bsp.crosstool" $CONF_FILE | tr 'A-Z' 'a-z'`
    export JOBS=`cat /proc/cpuinfo | grep processor | wc -l`
    export PATCH=$SRC-$BSP_VER
    if [[ $BOARD =~ 6ull ]] ; then
        export ARCH=arm
    elif [[ $BOARD =~ 8mp ]] ; then
        export ARCH=arm64
    fi
}
function do_prepare()
{
    cd $PRJ_PATH
    if [ ! -d $SRC ] ;  then
        pr_error "\nERROR: source code $SRC not exist, exit now\n\n"
        exit;
    fi
    pr_info "cleanup $SRC soruce code packet"
    cd $SRC
    make ARCH=$ARCH distclean -j $JOBS
    cd -
    mv $SRC $PATCH
    pr_info "decompress orignal soruce code packet"
    tar -xJf $TARBALL_PATH/$SRC.tar.xz
}
function do_patch()
{
    pr_info "generate patch file"
    if [[ $SRC =~ linux ]] ; then
        diff -Nuar --no-dereference $SRC $PATCH > $PATCH.patch
    elif [[ $SRC =~ uboot ]] ; then
        diff -Nuar -x "tools" $SRC $PATCH > $PATCH.patch
    fi
    pr_info "recovery $SRC soruce code"
    rm -rf ${SRC}
    mv $PATCH ${SRC}
}
if [ $# != 1 ] ; then
    pr_info "$0 usage example:"
    pr_info "$0 uboot-imx/"
    pr_info "$0 linux-imx/"
    exit
fi
export_env $1
do_prepare
do_patch
kernel/patches/igkboard-6ull/linux-imx-lf-5.15.71-2.2.0.patch
New file
@@ -0,0 +1,1927 @@
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/adc.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/adc.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/adc.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/adc.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, ADC interfaces */
+
+&adc1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_adc1>;
+    num-channels = <5>;
+    vref-supply = <&reg_peri_3v3>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_adc1: adc1grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO01__GPIO1_IO01        0xb0 /* ADC1_1 --->TS_YN */
+            MX6UL_PAD_GPIO1_IO04__GPIO1_IO04        0xb0 /* ADC1_4 --->TS_XP */
+        >;
+    };
+};
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/cam.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/cam.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/cam.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/cam.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+/* MIPI-DSI2 camera overlay */
+
+&pxp { /* Pixel Pipeline (PXP) is a memory-to-memory graphics processing */
+    status = "okay";
+};
+
+&csi {
+    status = "okay";
+};
+
+&i2c2 {
+    ov5640@3c {
+        status = "okay";
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/can1.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/can1.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/can1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/can1.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, CAN1 interfaces */
+
+&can1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_flexcan1>;
+    xceiver-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_flexcan1: flexcan1grp{
+        fsl,pins = <
+            MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX    0x1b020
+            MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX    0x1b020
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/can2.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/can2.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/can2.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/can2.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, CAN2 interfaces */
+
+&can2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_flexcan2>;
+    xceiver-supply = <&reg_can_3v3>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_flexcan2: flexcan2grp{
+        fsl,pins = <
+            MX6UL_PAD_UART2_RTS_B__FLEXCAN2_RX    0x1b020
+            MX6UL_PAD_UART2_CTS_B__FLEXCAN2_TX    0x1b020
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/i2c1.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/i2c1.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/i2c1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/i2c1.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, I2C1 interfaces */
+
+&i2c1 {
+    clock-frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c1>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_i2c1: i2c1grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO02__I2C1_SCL    0x4001b8b0
+            MX6UL_PAD_GPIO1_IO03__I2C1_SDA    0x4001b8b0
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/lcd.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/lcd.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/lcd.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/lcd.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/imx6ul-clock.h>
+#include "../imx6ul-pinfunc.h"
+
+/* LCD DRM display overlay */
+
+&backlight_lcd {
+    status = "okay";
+};
+
+&i2c2 {
+    gt9xx@5d {
+        status = "okay";
+    };
+};
+
+&lcdif {
+    assigned-clocks = <&clks IMX6UL_CLK_LCDIF_PRE_SEL>;
+    assigned-clock-parents = <&clks IMX6UL_CLK_PLL5_VIDEO_DIV>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_lcdif_dat &pinctrl_lcdif_ctrl>;
+    status = "okay";
+
+    port {
+        display_output: endpoint {
+            remote-endpoint = <&panel_input>;
+        };
+    };
+};
+
+&panel {
+    compatible = "lingyun,igkboard-6ull-panel", "panel-simple";
+    backlight = <&backlight_lcd>;
+    power-supply = <&reg_3p3v>;
+    status = "okay";
+
+    port {
+        panel_input: endpoint {
+            remote-endpoint = <&display_output>;
+        };
+    };
+};
+
+&iomuxc {
+    pinctrl_lcdif_dat: lcdifdatgrp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_DATA00__LCDIF_DATA00    0x79
+            MX6UL_PAD_LCD_DATA01__LCDIF_DATA01    0x79
+            MX6UL_PAD_LCD_DATA02__LCDIF_DATA02    0x79
+            MX6UL_PAD_LCD_DATA03__LCDIF_DATA03    0x79
+            MX6UL_PAD_LCD_DATA04__LCDIF_DATA04    0x79
+            MX6UL_PAD_LCD_DATA05__LCDIF_DATA05    0x79
+            MX6UL_PAD_LCD_DATA06__LCDIF_DATA06    0x79
+            MX6UL_PAD_LCD_DATA07__LCDIF_DATA07    0x79
+            MX6UL_PAD_LCD_DATA08__LCDIF_DATA08    0x79
+            MX6UL_PAD_LCD_DATA09__LCDIF_DATA09    0x79
+            MX6UL_PAD_LCD_DATA10__LCDIF_DATA10    0x79
+            MX6UL_PAD_LCD_DATA11__LCDIF_DATA11    0x79
+            MX6UL_PAD_LCD_DATA12__LCDIF_DATA12    0x79
+            MX6UL_PAD_LCD_DATA13__LCDIF_DATA13    0x79
+            MX6UL_PAD_LCD_DATA14__LCDIF_DATA14    0x79
+            MX6UL_PAD_LCD_DATA15__LCDIF_DATA15    0x79
+        >;
+    };
+
+    pinctrl_lcdif_ctrl: lcdifctrlgrp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_CLK__LCDIF_CLK        0x79
+            MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE    0x79
+            MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC    0x79
+            MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC    0x79
+            MX6UL_PAD_LCD_RESET__LCDIF_RESET    0x79
+        >;
+    };
+};
\ No newline at end of file
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/Makefile linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/Makefile
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/Makefile    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/Makefile    2023-07-19 17:21:22.679213473 +0800
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0
+# required for overlay support
+
+DTC_FLAGS += -@
+dtb-y += can1.dtbo
+dtb-y += can2.dtbo
+dtb-y += i2c1.dtbo
+dtb-y += spi1.dtbo
+dtb-y += uart2.dtbo
+dtb-y += uart3.dtbo
+dtb-y += uart4.dtbo
+dtb-y += uart7.dtbo
+dtb-y += pwm7.dtbo
+dtb-y += pwm8.dtbo
+dtb-y += w1.dtbo
+dtb-y += lcd.dtbo
+dtb-y += cam.dtbo
+dtb-y += nbiot-4g.dtbo
+dtb-y += adc.dtbo
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/nbiot-4g.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/nbiot-4g.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/nbiot-4g.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/nbiot-4g.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* NB-IoT/4G module use UART8 interfaces, conflict with SPI interface */
+
+&uart8 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_spi_uart8 &pinctrl_nbiot_ctrl>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_spi_uart8: spi_uart8_grp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_DATA20__UART8_DCE_TX        0x1b0b1 /* MRXD */
+            MX6UL_PAD_LCD_DATA21__UART8_DCE_RX        0x1b0b1 /* MTXD */
+        >;
+    };
+
+    pinctrl_nbiot_ctrl: nbiot_ctrl_grp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_DATA22__GPIO3_IO27        0x17059 /* NB_PWREN/4G_RESET */
+            MX6UL_PAD_JTAG_TRST_B__GPIO1_IO15        0x17059 /* NB_MRST/4G_POWER_KEY */
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/pwm7.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/pwm7.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/pwm7.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/pwm7.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/imx6ul-clock.h>
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, PWM7 interfaces */
+
+&pwm7 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm7>;
+    clocks = <&clks IMX6UL_CLK_PWM7>, <&clks IMX6UL_CLK_PWM7>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_pwm7: pwm7grp {
+        fsl,pins = <
+            MX6UL_PAD_JTAG_TCK__PWM7_OUT    0x110b0
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/pwm8.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/pwm8.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/pwm8.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/pwm8.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/imx6ul-clock.h>
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, PWM8 interfaces, conflict with NB-IoT */
+
+&pwm8 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm8_nbiot>;
+    clocks = <&clks IMX6UL_CLK_PWM8>, <&clks IMX6UL_CLK_PWM8>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_pwm8_nbiot: pwm8nbiotgrp {
+        fsl,pins = <
+            MX6UL_PAD_JTAG_TRST_B__PWM8_OUT    0x110b0
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/spi1.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/spi1.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/spi1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/spi1.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, SPI1 interfaces, conflict with UART8 */
+
+&ecspi1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_spi_uart8>;
+    cs-gpios = <&gpio3 26 GPIO_ACTIVE_LOW>;
+    status = "okay";
+
+    #address-cells = <1>;
+    #size-cells = <0>;
+
+    spidev0: spi@0 {
+        reg = <0>;
+        compatible = "semtech,sx1301";
+        spi-max-frequency = <1000000>;
+    };
+};
+
+&iomuxc {
+    pinctrl_spi_uart8: spi_uart8_grp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_DATA20__ECSPI1_SCLK    0x10b0
+            MX6UL_PAD_LCD_DATA22__ECSPI1_MOSI    0x10b0
+            MX6UL_PAD_LCD_DATA23__ECSPI1_MISO    0x10b0
+            MX6UL_PAD_LCD_DATA21__GPIO3_IO26    0x10b0
+        >;
+    };
+};
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/uart2.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart2.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/uart2.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart2.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, UART2 interfaces */
+
+&uart2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart2>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_uart2: uart2grp {
+        fsl,pins = <
+            MX6UL_PAD_UART2_TX_DATA__UART2_DCE_TX    0x1b0b1
+            MX6UL_PAD_UART2_RX_DATA__UART2_DCE_RX    0x1b0b1
+        >;
+    };
+};
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/uart3.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart3.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/uart3.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart3.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, UART3 interfaces */
+
+&uart3 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart3>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_uart3: uart3grp {
+        fsl,pins = <
+            MX6UL_PAD_UART3_TX_DATA__UART3_DCE_TX    0x1b0b1
+            MX6UL_PAD_UART3_RX_DATA__UART3_DCE_RX    0x1b0b1
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/uart4.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart4.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/uart4.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart4.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, UART4 interfaces */
+
+&uart4 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart4>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_uart4: uart4grp {
+        fsl,pins = <
+            MX6UL_PAD_UART4_TX_DATA__UART4_DCE_TX    0x1b0b1
+            MX6UL_PAD_UART4_RX_DATA__UART4_DCE_RX    0x1b0b1
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/uart7.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart7.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/uart7.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/uart7.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include "../imx6ul-pinfunc.h"
+
+/* 40-pin extended GPIO, UART7 interfaces, conflict with LCD display */
+
+&uart7 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart7>;
+    status = "okay";
+};
+
+&iomuxc {
+    pinctrl_uart7: uart7grp {
+        fsl,pins = <
+            MX6UL_PAD_LCD_DATA16__UART7_DCE_TX        0x1b0b1
+            MX6UL_PAD_LCD_DATA17__UART7_DCE_RX        0x1b0b1
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull/w1.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/w1.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull/w1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull/w1.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
+ * Author:  Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include "../imx6ul-pinfunc.h"
+
+/* W1(DS18B20) on 40Pin Header Pin#7 (GPIO1_IO18) */
+
+&w1 {
+    compatible = "w1-gpio";
+    status = "okay";
+
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_w1>;
+    gpio = <&gpio1 18 GPIO_ACTIVE_HIGH>;
+};
+
+
+&iomuxc {
+    pinctrl_w1: w1grp {
+        fsl,pins = <
+            MX6UL_PAD_UART1_CTS_B__GPIO1_IO18    0x110b0
+        >;
+    };
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/igkboard-6ull.dts linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull.dts
--- linux-imx/arch/arm/boot/dts/igkboard-6ull.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/igkboard-6ull.dts    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,604 @@
+/*
+ * Device Tree Source for LingYun IGKBoard-6ULL(IoT Gateway Kit Board based on i.MX6ULL)
+ * Based on imx6ul-14x14-evk.dts/imx6ul-14x14-evk.dtsi
+ *
+ * Copyright (C) 2022 LingYun IoT System Studio.
+ * Author: Guo Wenxue<guowenxue@gmail.com>
+ */
+
+/dts-v1/;
+
+#include "imx6ull.dtsi"
+
+/ {
+    model = "LingYun IoT System Studio IoT Gateway Board";
+    compatible = "lingyun,igkboard-6ull", "fsl,imx6ull";
+
+    chosen {
+        stdout-path = &uart1;
+    };
+
+    memory@80000000 {
+        device_type = "memory";
+        reg = <0x80000000 0x20000000>;
+    };
+
+    reserved-memory {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        linux,cma {
+            compatible = "shared-dma-pool";
+            reusable;
+            size = <0xa000000>;
+            linux,cma-default;
+        };
+    };
+
+    buzzer: pwm-buzzer {
+        compatible = "pwm-beeper";
+        pwms = <&pwm2 0 500000>;
+        status = "okay";
+    };
+
+    leds {
+        compatible = "gpio-leds";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_gpio_leds>;
+        status = "okay";
+
+        sysled {
+            lable = "sysled";
+            gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
+            linux,default-trigger = "heartbeat";
+            default-state = "off";
+        };
+    };
+
+    keys {
+        compatible = "gpio-keys";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_gpio_keys>;
+        autorepeat;
+        status = "okay";
+
+        key_user {
+            lable = "key_user";
+            gpios = <&gpio4 14 GPIO_ACTIVE_LOW>;
+            linux,code = <KEY_ENTER>;
+        };
+    };
+
+    pxp_v4l2 {
+        compatible = "fsl,imx6ul-pxp-v4l2", "fsl,imx6sx-pxp-v4l2", "fsl,imx6sl-pxp-v4l2";
+        status = "okay";
+    };
+
+    reg_sd1_vmmc: regulator-sd1-vmmc {
+        compatible = "regulator-fixed";
+        regulator-name = "VSD_3V3";
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        gpio = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+        off-on-delay-us = <20000>;
+        enable-active-high;
+    };
+
+    reg_peri_3v3: regulator-peri-3v3 {
+        compatible = "regulator-fixed";
+        regulator-name = "VPERI_3V3";
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        /*
+         * If you want to want to make this dynamic please
+         * check schematics and test all affected peripherals:
+         *
+         * - sensors
+         * - ethernet phy
+         * - can
+         * - bluetooth
+         * - wm8960 audio codec
+         * - ov5640 camera
+         */
+        regulator-always-on;
+    };
+
+    reg_can_3v3: regulator@0 {
+        compatible = "regulator-fixed";
+        regulator-name = "can-3v3";
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-boot-on;
+        regulator-always-on;
+    };
+
+    reg_3p3v: 3p3v {
+        compatible = "regulator-fixed";
+        regulator-name = "3P3V";
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-boot-on;
+        regulator-always-on;
+    };
+
+    reg_1p8v: 1p8v {
+        compatible = "regulator-fixed";
+        regulator-name = "1P8V";
+        regulator-min-microvolt = <1800000>;
+        regulator-max-microvolt = <1800000>;
+        regulator-boot-on;
+        regulator-always-on;
+    };
+
+    backlight_lcd: backlight-lcd {
+        compatible = "pwm-backlight";
+        pwms = <&pwm1 0 5000000>;
+        brightness-levels = <0 4 8 16 32 64 128 255>;
+        default-brightness-level = <7>;
+        power-supply = <&reg_3p3v>;
+        status = "disabled";
+    };
+
+    /* 1-Wire sentinel for overlay */
+    w1: w1 {
+        compatible = "w1-gpio";
+        status = "disabled";
+    };
+
+    mqs: mqs {
+        #sound-dai-cells = <0>;
+        compatible = "fsl,imx6sx-mqs";
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_mqs>;
+        clocks = <&clks IMX6UL_CLK_SAI1>;
+        clock-names = "mclk";
+        gpr = <&gpr>;
+        status = "okay";
+    };
+
+    sound-mqs {
+        compatible = "fsl,imx-audio-mqs";
+        model = "mqs-audio";
+        audio-cpu = <&sai1>;
+        audio-asrc = <&asrc>;
+        audio-codec = <&mqs>;
+        status = "okay";
+    };
+
+    /* LCD panel sentinel for overlay */
+    panel: panel {
+        status = "disabled";
+    };
+
+};
+
+/*+--------------+
+  | Misc Modules |
+  +--------------+*/
+
+&snvs_poweroff {
+    status = "okay";
+};
+
+&snvs_pwrkey {
+    status = "okay";
+};
+
+&uart1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_uart1>;
+    status = "okay";
+};
+
+&pwm1 { /* backlight */
+    #pwm-cells = <2>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm1>;
+    status = "okay";
+};
+
+&pwm2 {
+    #pwm-cells = <2>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm2>;
+    status = "okay";
+};
+
+/*+---------------+
+  | Camera Module |
+  +---------------+*/
+
+&i2c2 {
+    clock-frequency = <100000>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_i2c2>;
+    status = "okay";
+
+    gt9xx@5d {
+        compatible = "goodix,gt9147";
+        reg = <0x5d>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_ts_pins>;
+
+        irq-gpios = <&gpio5 2 GPIO_ACTIVE_HIGH>;
+        reset-gpios = <&gpio5 3 GPIO_ACTIVE_HIGH>;
+        interrupt-parent = <&gpio5>;
+        interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
+
+        status = "disabled"; /* Enable in LCD overlay */
+    };
+
+    rtc@6f {
+        compatible = "isil,isl1208";
+        reg = <0x6f>;
+        status = "okay";
+    };
+
+    ov5640: ov5640@3c {
+        compatible = "ovti,ov5640";
+        reg = <0x3c>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_csi1>;
+        clocks = <&clks IMX6UL_CLK_CSI>;
+        clock-names = "csi_mclk";
+
+        DOVDD-supply = <&reg_3p3v>;
+        VDD-supply = <&reg_1p8v>;
+        AVDD-supply = <&reg_3p3v>;
+        DVDD-supply = <&reg_3p3v>;
+
+        pwn-gpios = <&gpio5 6 GPIO_ACTIVE_HIGH>;
+        rst-gpios = <&gpio5 5 GPIO_ACTIVE_LOW>;
+        csi_id = <0>;
+        mclk = <24000000>;
+        mclk_source = <0>;
+        /* rotation = <180>; */
+        status = "disabled"; /* Enable in CAM overlay */
+        port {
+            ov5640_ep: endpoint {
+                remote-endpoint = <&csi1_ep>;
+            };
+        };
+    };
+
+};
+
+&csi {
+    status = "disabled";
+    port {
+        csi1_ep: endpoint {
+            remote-endpoint = <&ov5640_ep>;
+        };
+    };
+};
+
+/*+--------------+
+  | Audio Module |
+  +--------------+*/
+
+&clks {
+    assigned-clocks = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    //assigned-clock-rates = <786432000>; // 16bit,2Ch,48KHz
+    assigned-clock-rates = <722534400>; // 16bit,2Ch,44.1KHz
+};
+
+&sai1 {
+    assigned-clocks = <&clks IMX6UL_CLK_SAI1_SEL>, <&clks IMX6UL_CLK_SAI1>;
+    assigned-clock-parents = <&clks IMX6UL_CLK_PLL4_AUDIO_DIV>;
+    //assigned-clock-rates = <0>, <24576000>; // 16bit,2Ch,48KHz
+    assigned-clock-rates = <0>, <22579200>; // 16bit,2Ch,44.1KHz
+    fsl,sai-mclk-direction-output;
+    status = "okay";
+};
+
+/*+------------------+
+  | Ethernet Modules |
+  +------------------+*/
+
+&fec1 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet1>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy0>;
+    phy-supply = <&reg_peri_3v3>;
+    phy-reset-gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <50>;
+    phy-reset-post-delay = <15>;
+    status = "okay";
+};
+
+&fec2 {
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_enet2>;
+    phy-mode = "rmii";
+    phy-handle = <&ethphy1>;
+    phy-supply = <&reg_peri_3v3>;
+    phy-reset-gpios = <&gpio5 4 GPIO_ACTIVE_LOW>;
+    phy-reset-duration = <50>;
+    phy-reset-post-delay = <15>;
+    status = "okay";
+
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethphy0: ethernet-phy@0 {
+            compatible = "ethernet-phy-id0022.1560";
+            reg = <0>;
+            micrel,led-mode = <1>;
+            clocks = <&clks IMX6UL_CLK_ENET_REF>;
+            clock-names = "rmii-ref";
+
+        };
+
+        ethphy1: ethernet-phy@1 {
+            compatible = "ethernet-phy-id0022.1560";
+            reg = <1>;
+            micrel,led-mode = <1>;
+            clocks = <&clks IMX6UL_CLK_ENET2_REF>;
+            clock-names = "rmii-ref";
+        };
+    };
+};
+
+/*+---------------+
+  | USB interface |
+  +---------------+*/
+
+&usbotg1 {
+    dr_mode = "otg";
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_usb_otg1>;
+    status = "okay";
+};
+
+&usbotg2 {
+    dr_mode = "host";
+    disable-over-current;
+    status = "okay";
+};
+
+&usbphy1 {
+    fsl,tx-d-cal = <106>;
+};
+
+&usbphy2 {
+    fsl,tx-d-cal = <106>;
+};
+
+/*+------------------+
+  | USDCHC interface |
+  +------------------+*/
+
+&usdhc1 {
+    pinctrl-names = "default", "state_100mhz", "state_200mhz";
+    pinctrl-0 = <&pinctrl_usdhc1>;
+    pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+    pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+    cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+    keep-power-in-suspend;
+    wakeup-source;
+    vmmc-supply = <&reg_sd1_vmmc>;
+    status = "okay";
+};
+
+&usdhc2 {
+    pinctrl-names = "default", "state_100mhz", "state_200mhz";
+    pinctrl-0 = <&pinctrl_usdhc2_8bit>;
+    pinctrl-1 = <&pinctrl_usdhc2_8bit_100mhz>;
+    pinctrl-2 = <&pinctrl_usdhc2_8bit_200mhz>;
+    non-removable;
+    bus-width = <8>;
+    keep-power-in-suspend;
+    wakeup-source;
+    status = "okay";
+};
+
+/*+----------------------+
+  | Basic pinctrl iomuxc |
+  +----------------------+*/
+
+&iomuxc {
+    pinctrl-names = "default";
+
+    pinctrl_gpio_leds: gpio-leds {
+        fsl,pins = <
+            MX6UL_PAD_NAND_DQS__GPIO4_IO16            0x17059 /* led run */
+        >;
+    };
+
+    pinctrl_gpio_keys: gpio-keys {
+        fsl,pins = <
+            MX6UL_PAD_NAND_CE1_B__GPIO4_IO14        0x17059 /* gpio key */
+        >;
+    };
+
+    pinctrl_mqs: pinctrl-mqs-pins {
+        fsl,pins = <
+            MX6UL_PAD_JTAG_TDI__MQS_LEFT            0x11088 /* MQS Left  */
+            MX6UL_PAD_JTAG_TDO__MQS_RIGHT            0x11088 /* MQS Right */
+        >;
+    };
+
+    pinctrl_ts_pins: pinctrl-ts-pins {
+        fsl,pins = <
+            MX6UL_PAD_SNVS_TAMPER2__GPIO5_IO02        0x17059 /* TouchScreen IRQ */
+            MX6UL_PAD_SNVS_TAMPER3__GPIO5_IO03        0x17059 /* TouchScreen RST */
+        >;
+    };
+
+    pinctrl_csi1: csi1grp {
+        fsl,pins = <
+            MX6UL_PAD_SNVS_TAMPER5__GPIO5_IO05        0x17059 /* CSI_RST */
+            MX6UL_PAD_SNVS_TAMPER6__GPIO5_IO06        0x17059 /* CSI_PWDN */
+            MX6UL_PAD_CSI_MCLK__CSI_MCLK        0x1b088
+            MX6UL_PAD_CSI_PIXCLK__CSI_PIXCLK    0x1b088
+            MX6UL_PAD_CSI_VSYNC__CSI_VSYNC        0x1b088
+            MX6UL_PAD_CSI_HSYNC__CSI_HSYNC        0x1b088
+            MX6UL_PAD_CSI_DATA00__CSI_DATA02    0x1b088
+            MX6UL_PAD_CSI_DATA01__CSI_DATA03    0x1b088
+            MX6UL_PAD_CSI_DATA02__CSI_DATA04    0x1b088
+            MX6UL_PAD_CSI_DATA03__CSI_DATA05    0x1b088
+            MX6UL_PAD_CSI_DATA04__CSI_DATA06    0x1b088
+            MX6UL_PAD_CSI_DATA05__CSI_DATA07    0x1b088
+            MX6UL_PAD_CSI_DATA06__CSI_DATA08    0x1b088
+            MX6UL_PAD_CSI_DATA07__CSI_DATA09    0x1b088
+        >;
+    };
+
+    pinctrl_enet1: enet1grp {
+        fsl,pins = <
+            MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN    0x1b0b0
+            MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER    0x1b0b0
+            MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00    0x1b0b0
+            MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01    0x1b0b0
+            MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN    0x1b0b0
+            MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00    0x1b0b0
+            MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01    0x1b0b0
+            MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1    0x4001b031
+            MX6UL_PAD_SNVS_TAMPER7__GPIO5_IO07        0x10B0
+        >;
+    };
+
+    pinctrl_enet2: enet2grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO07__ENET2_MDC        0x1b0b0
+            MX6UL_PAD_GPIO1_IO06__ENET2_MDIO    0x1b0b0
+            MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN    0x1b0b0
+            MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER    0x1b0b0
+            MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00    0x1b0b0
+            MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01    0x1b0b0
+            MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN    0x1b0b0
+            MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00    0x1b0b0
+            MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01    0x1b0b0
+            MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2    0x4001b031
+            MX6UL_PAD_SNVS_TAMPER4__GPIO5_IO04        0x10B0
+        >;
+    };
+
+    pinctrl_i2c2: i2c2grp {
+        fsl,pins = <
+            MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0
+            MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0
+        >;
+    };
+
+    pinctrl_pwm1: pwm1grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO08__PWM1_OUT            0x110b0
+        >;
+    };
+
+    pinctrl_pwm2: pwm2grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO09__PWM2_OUT            0x110b0
+        >;
+    };
+
+    pinctrl_uart1: uart1grp {
+        fsl,pins = <
+            MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
+            MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
+        >;
+    };
+
+    pinctrl_usb_otg1: usbotg1grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO00__ANATOP_OTG1_ID    0x17059
+        >;
+    };
+
+    pinctrl_usdhc1: usdhc1grp {
+        fsl,pins = <
+            MX6UL_PAD_SD1_CMD__USDHC1_CMD         0x17059
+            MX6UL_PAD_SD1_CLK__USDHC1_CLK        0x10071
+            MX6UL_PAD_SD1_DATA0__USDHC1_DATA0     0x17059
+            MX6UL_PAD_SD1_DATA1__USDHC1_DATA1     0x17059
+            MX6UL_PAD_SD1_DATA2__USDHC1_DATA2     0x17059
+            MX6UL_PAD_SD1_DATA3__USDHC1_DATA3     0x17059
+            MX6UL_PAD_UART1_RTS_B__GPIO1_IO19       0x17059
+        >;
+    };
+
+    pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+        fsl,pins = <
+            MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170b9
+            MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100b9
+            MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
+            MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
+            MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
+            MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
+
+        >;
+    };
+
+    pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+        fsl,pins = <
+            MX6UL_PAD_SD1_CMD__USDHC1_CMD     0x170f9
+            MX6UL_PAD_SD1_CLK__USDHC1_CLK     0x100f9
+            MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
+            MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
+            MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
+            MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
+        >;
+    };
+
+    pinctrl_usdhc2: usdhc2grp {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x17059
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+        >;
+    };
+
+    pinctrl_usdhc2_8bit: usdhc2grp_8bit {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x10069
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x17059
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17059
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17059
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17059
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
+            MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
+            MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
+            MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
+            MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
+        >;
+    };
+
+    pinctrl_usdhc2_8bit_100mhz: usdhc2grp_8bit_100mhz {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100b9
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170b9
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170b9
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170b9
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170b9
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170b9
+            MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
+            MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
+            MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
+            MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
+        >;
+    };
+
+    pinctrl_usdhc2_8bit_200mhz: usdhc2grp_8bit_200mhz {
+        fsl,pins = <
+            MX6UL_PAD_NAND_RE_B__USDHC2_CLK     0x100f9
+            MX6UL_PAD_NAND_WE_B__USDHC2_CMD     0x170f9
+            MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x170f9
+            MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x170f9
+            MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x170f9
+            MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x170f9
+            MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
+            MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
+            MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
+            MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
+        >;
+    };
+
+};
+
diff -Nuar --no-dereference linux-imx/arch/arm/boot/dts/Makefile linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/Makefile
--- linux-imx/arch/arm/boot/dts/Makefile    2023-03-01 18:11:25.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/boot/dts/Makefile    2023-07-19 17:20:59.897221089 +0800
@@ -1587,3 +1587,8 @@
     aspeed-bmc-portwell-neptune.dtb \
     aspeed-bmc-quanta-q71l.dtb \
     aspeed-bmc-supermicro-x11spi.dtb
+
+DTC_FLAGS_igkboard-6ull := -@
+dtb-$(CONFIG_SOC_IMX6UL) += igkboard-6ull.dtb
+subdir-$(CONFIG_SOC_IMX6UL) += igkboard-6ull
+
diff -Nuar --no-dereference linux-imx/arch/arm/configs/igkboard-6ull_defconfig linux-imx-lf-5.15.71-2.2.0/arch/arm/configs/igkboard-6ull_defconfig
--- linux-imx/arch/arm/configs/igkboard-6ull_defconfig    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/arch/arm/configs/igkboard-6ull_defconfig    2023-07-19 17:20:17.405255888 +0800
@@ -0,0 +1,604 @@
+CONFIG_KERNEL_LZO=y
+CONFIG_SYSVIPC=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_PREEMPT=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_LOG_BUF_SHIFT=18
+CONFIG_CGROUPS=y
+CONFIG_MEMCG=y
+CONFIG_CGROUP_PIDS=y
+CONFIG_CGROUP_FREEZER=y
+CONFIG_CGROUP_DEVICE=y
+CONFIG_NAMESPACES=y
+CONFIG_USER_NS=y
+CONFIG_RELAY=y
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_EXPERT=y
+CONFIG_KALLSYMS_ALL=y
+CONFIG_PERF_EVENTS=y
+# CONFIG_SLUB_DEBUG is not set
+# CONFIG_COMPAT_BRK is not set
+CONFIG_ARCH_MXC=y
+CONFIG_SOC_IMX6Q=y
+CONFIG_SOC_IMX6SL=y
+CONFIG_SOC_IMX6SLL=y
+CONFIG_SOC_IMX6SX=y
+CONFIG_SOC_IMX6UL=y
+CONFIG_SOC_IMX7D=y
+CONFIG_SOC_IMX7ULP=y
+CONFIG_SMP=y
+CONFIG_VMSPLIT_2G=y
+CONFIG_ARM_PSCI=y
+CONFIG_HIGHMEM=y
+CONFIG_FORCE_MAX_ZONEORDER=14
+CONFIG_CMDLINE="noinitrd console=ttymxc0,115200"
+CONFIG_KEXEC=y
+CONFIG_CPU_FREQ=y
+CONFIG_CPU_FREQ_STAT=y
+CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
+CONFIG_CPU_FREQ_GOV_POWERSAVE=y
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
+CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
+CONFIG_CPUFREQ_DT=y
+CONFIG_ARM_IMX6Q_CPUFREQ=y
+CONFIG_ARM_IMX_CPUFREQ_DT=y
+CONFIG_CPU_IDLE=y
+CONFIG_ARM_CPUIDLE=y
+CONFIG_ARM_PSCI_CPUIDLE=y
+CONFIG_VFP=y
+CONFIG_NEON=y
+CONFIG_PM_DEBUG=y
+CONFIG_PM_TEST_SUSPEND=y
+CONFIG_KPROBES=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+CONFIG_BINFMT_MISC=m
+CONFIG_CMA=y
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_NETFILTER=y
+CONFIG_VLAN_8021Q=m
+CONFIG_LLC2=y
+CONFIG_CAN=y
+CONFIG_CAN_FLEXCAN=y
+CONFIG_BT=y
+CONFIG_BT_RFCOMM=y
+CONFIG_BT_RFCOMM_TTY=y
+CONFIG_BT_BNEP=y
+CONFIG_BT_BNEP_MC_FILTER=y
+CONFIG_BT_BNEP_PROTO_FILTER=y
+CONFIG_BT_HIDP=y
+CONFIG_BT_HCIBTUSB=y
+CONFIG_BT_HCIUART=y
+CONFIG_BT_HCIUART_BCSP=y
+CONFIG_BT_HCIUART_LL=y
+CONFIG_BT_HCIUART_3WIRE=y
+CONFIG_BT_HCIUART_MRVL=y
+CONFIG_BT_HCIVHCI=y
+CONFIG_BT_MRVL=y
+CONFIG_BT_MRVL_SDIO=y
+CONFIG_CFG80211=y
+CONFIG_NL80211_TESTMODE=y
+CONFIG_CFG80211_WEXT=y
+CONFIG_MAC80211=y
+CONFIG_PCI=y
+CONFIG_PCI_MSI=y
+CONFIG_PCI_IMX6_HOST=y
+CONFIG_PCI_IMX6_EP=y
+CONFIG_PCI_ENDPOINT=y
+CONFIG_PCI_ENDPOINT_CONFIGFS=y
+CONFIG_PCI_EPF_TEST=y
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
+# CONFIG_STANDALONE is not set
+CONFIG_FW_LOADER_USER_HELPER=y
+CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y
+CONFIG_IMX_WEIM=y
+CONFIG_CONNECTOR=y
+CONFIG_MTD=y
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_BLOCK=y
+CONFIG_MTD_CFI=y
+CONFIG_MTD_JEDECPROBE=y
+CONFIG_MTD_CFI_INTELEXT=y
+CONFIG_MTD_CFI_AMDSTD=y
+CONFIG_MTD_CFI_STAA=y
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_PHYSMAP_OF=y
+CONFIG_MTD_DATAFLASH=y
+CONFIG_MTD_SST25L=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_MTD_NAND_GPMI_NAND=y
+CONFIG_MTD_NAND_MXC=y
+CONFIG_MTD_SPI_NOR=y
+# CONFIG_MTD_SPI_NOR_USE_4K_SECTORS is not set
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_MTD_UBI_BLOCK=y
+CONFIG_OF_OVERLAY=y
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_SIZE=65536
+CONFIG_PCI_ENDPOINT_TEST=y
+CONFIG_EEPROM_AT24=y
+CONFIG_EEPROM_AT25=y
+# CONFIG_SCSI_PROC_FS is not set
+CONFIG_BLK_DEV_SD=y
+# CONFIG_BLK_DEV_BSG is not set
+CONFIG_SCSI_CONSTANTS=y
+CONFIG_SCSI_LOGGING=y
+CONFIG_SCSI_SCAN_ASYNC=y
+CONFIG_ATA=y
+CONFIG_SATA_AHCI_PLATFORM=y
+CONFIG_AHCI_IMX=y
+CONFIG_PATA_IMX=y
+CONFIG_MD=y
+CONFIG_BLK_DEV_MD=m
+CONFIG_BLK_DEV_DM=m
+CONFIG_DM_CRYPT=m
+CONFIG_NETDEVICES=y
+CONFIG_TUN=y
+# CONFIG_NET_VENDOR_BROADCOM is not set
+CONFIG_CS89x0_PLATFORM=y
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MARVELL is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_MICROCHIP is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+CONFIG_SMC91X=y
+CONFIG_SMC911X=y
+CONFIG_SMSC911X=y
+# CONFIG_NET_VENDOR_STMICRO is not set
+CONFIG_MICREL_PHY=y
+CONFIG_AT803X_PHY=y
+CONFIG_USB_PEGASUS=m
+CONFIG_USB_RTL8150=m
+CONFIG_USB_RTL8152=y
+CONFIG_USB_LAN78XX=y
+CONFIG_USB_USBNET=y
+CONFIG_USB_NET_CDC_EEM=m
+CONFIG_USB_NET_SMSC95XX=y
+CONFIG_USB_NET_MCS7830=y
+CONFIG_ATH10K=m
+CONFIG_ATH10K_SDIO=m
+CONFIG_HOSTAP=y
+CONFIG_WL12XX=m
+CONFIG_WL18XX=m
+CONFIG_WLCORE_SDIO=m
+# CONFIG_WILINK_PLATFORM_DATA is not set
+CONFIG_INPUT_EVDEV=y
+CONFIG_INPUT_EVBUG=m
+CONFIG_KEYBOARD_GPIO=y
+CONFIG_KEYBOARD_RPMSG=y
+CONFIG_KEYBOARD_IMX=y
+CONFIG_MOUSE_PS2=m
+CONFIG_MOUSE_PS2_ELANTECH=y
+CONFIG_INPUT_TOUCHSCREEN=y
+CONFIG_TOUCHSCREEN_ADS7846=y
+CONFIG_TOUCHSCREEN_AD7879=y
+CONFIG_TOUCHSCREEN_AD7879_I2C=y
+CONFIG_TOUCHSCREEN_ATMEL_MXT=y
+CONFIG_TOUCHSCREEN_DA9052=y
+CONFIG_TOUCHSCREEN_EGALAX=y
+CONFIG_TOUCHSCREEN_ELAN_TS=y
+CONFIG_TOUCHSCREEN_GOODIX=y
+CONFIG_TOUCHSCREEN_ILI210X=y
+CONFIG_TOUCHSCREEN_MAX11801=y
+CONFIG_TOUCHSCREEN_IMX6UL_TSC=y
+CONFIG_TOUCHSCREEN_EDT_FT5X06=y
+CONFIG_TOUCHSCREEN_MC13783=y
+CONFIG_TOUCHSCREEN_TSC2004=y
+CONFIG_TOUCHSCREEN_TSC2007=y
+CONFIG_TOUCHSCREEN_STMPE=y
+CONFIG_TOUCHSCREEN_SX8654=y
+CONFIG_TOUCHSCREEN_COLIBRI_VF50=y
+CONFIG_TOUCHSCREEN_FTS=y
+CONFIG_INPUT_MISC=y
+CONFIG_INPUT_MMA8450=y
+CONFIG_SERIO_SERPORT=m
+# CONFIG_LEGACY_PTYS is not set
+CONFIG_SERIAL_IMX=y
+CONFIG_SERIAL_IMX_CONSOLE=y
+CONFIG_SERIAL_FSL_LPUART=y
+CONFIG_SERIAL_FSL_LPUART_CONSOLE=y
+CONFIG_SERIAL_DEV_BUS=y
+# CONFIG_I2C_COMPAT is not set
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_MUX=y
+CONFIG_I2C_MUX_GPIO=y
+# CONFIG_I2C_HELPER_AUTO is not set
+CONFIG_I2C_ALGOPCF=m
+CONFIG_I2C_ALGOPCA=m
+CONFIG_I2C_GPIO=y
+CONFIG_I2C_IMX=y
+CONFIG_I2C_IMX_LPI2C=y
+CONFIG_SPI=y
+CONFIG_SPI_FSL_LPSPI=y
+CONFIG_SPI_FSL_QUADSPI=y
+CONFIG_SPI_GPIO=y
+CONFIG_SPI_IMX=y
+CONFIG_SPI_SPIDEV=y
+CONFIG_SPI_SLAVE=y
+CONFIG_SPI_SLAVE_TIME=y
+CONFIG_SPI_SLAVE_SYSTEM_CONTROL=y
+CONFIG_GPIO_SYSFS=y
+CONFIG_GPIO_MXC=y
+CONFIG_GPIO_SIOX=m
+CONFIG_GPIO_IMX_RPMSG=y
+CONFIG_GPIO_MAX732X=y
+CONFIG_GPIO_PCA953X=y
+CONFIG_GPIO_PCF857X=y
+CONFIG_GPIO_STMPE=y
+CONFIG_GPIO_74X164=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_SYSCON=y
+CONFIG_POWER_RESET_SYSCON_POWEROFF=y
+CONFIG_POWER_SUPPLY=y
+CONFIG_SABRESD_MAX8903=y
+CONFIG_RN5T618_POWER=m
+CONFIG_SENSORS_MC13783_ADC=y
+CONFIG_SENSORS_GPIO_FAN=y
+CONFIG_SENSORS_IIO_HWMON=y
+CONFIG_SENSORS_MAX17135=y
+CONFIG_THERMAL=y
+CONFIG_THERMAL_STATISTICS=y
+CONFIG_THERMAL_WRITABLE_TRIPS=y
+CONFIG_CPU_THERMAL=y
+CONFIG_IMX_THERMAL=y
+CONFIG_DEVICE_THERMAL=y
+CONFIG_WATCHDOG=y
+CONFIG_DA9063_WATCHDOG=m
+CONFIG_DA9062_WATCHDOG=y
+CONFIG_RN5T618_WATCHDOG=y
+CONFIG_IMX2_WDT=y
+CONFIG_IMX7ULP_WDT=y
+CONFIG_MFD_DA9052_I2C=y
+CONFIG_MFD_DA9062=y
+CONFIG_MFD_DA9063=y
+CONFIG_MFD_MC13XXX_SPI=y
+CONFIG_MFD_MC13XXX_I2C=y
+CONFIG_MFD_MAX17135=y
+CONFIG_MFD_RN5T618=y
+CONFIG_MFD_SI476X_CORE=y
+CONFIG_MFD_STMPE=y
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
+CONFIG_REGULATOR_ANATOP=y
+CONFIG_REGULATOR_DA9052=y
+CONFIG_REGULATOR_DA9062=y
+CONFIG_REGULATOR_DA9063=y
+CONFIG_REGULATOR_GPIO=y
+CONFIG_REGULATOR_LTC3676=y
+CONFIG_REGULATOR_MAX17135=y
+CONFIG_REGULATOR_MC13783=y
+CONFIG_REGULATOR_MC13892=y
+CONFIG_REGULATOR_PF1550_RPMSG=y
+CONFIG_REGULATOR_PFUZE100=y
+CONFIG_REGULATOR_RN5T618=y
+CONFIG_RC_CORE=y
+CONFIG_RC_DEVICES=y
+CONFIG_IR_GPIO_CIR=y
+CONFIG_MEDIA_SUPPORT=y
+CONFIG_MEDIA_USB_SUPPORT=y
+CONFIG_USB_VIDEO_CLASS=m
+CONFIG_RADIO_SI476X=y
+CONFIG_V4L_PLATFORM_DRIVERS=y
+CONFIG_VIDEO_MUX=y
+CONFIG_VIDEO_MXC_CAPTURE=m
+CONFIG_VIDEO_MXC_OUTPUT=y
+CONFIG_VIDEO_MXC_CSI_CAMERA=m
+CONFIG_MXC_VADC=m
+CONFIG_MXC_MIPI_CSI=m
+CONFIG_MXC_CAMERA_OV5640=m
+CONFIG_MXC_CAMERA_OV5640_V2=m
+CONFIG_MXC_CAMERA_OV5640_MIPI=m
+CONFIG_MXC_CAMERA_OV5640_MIPI_V2=m
+CONFIG_MXC_TVIN_ADV7180=m
+CONFIG_MXC_IPU_DEVICE_QUEUE_SDC=m
+CONFIG_VIDEO_MXC_IPU_OUTPUT=y
+CONFIG_VIDEO_MXC_PXP_V4L2=y
+CONFIG_V4L_MEM2MEM_DRIVERS=y
+CONFIG_VIDEO_CODA=m
+CONFIG_VIDEO_IMX_PXP=y
+CONFIG_VIDEO_ADV7180=m
+CONFIG_VIDEO_OV2680=m
+CONFIG_VIDEO_OV5645=m
+CONFIG_DRM=y
+CONFIG_DRM_PANEL_LVDS=y
+CONFIG_DRM_PANEL_SIMPLE=y
+CONFIG_DRM_PANEL_SEIKO_43WVF1G=y
+CONFIG_DRM_TI_TFP410=y
+CONFIG_FB=y
+CONFIG_FB_MXS=y
+CONFIG_FB_MXC_SYNC_PANEL=y
+CONFIG_FB_MXC_OVERLAY=y
+CONFIG_FB_MXC_MIPI_DSI_NORTHWEST=y
+CONFIG_FB_MXC_ADV7535=y
+CONFIG_FB_MXC_TRULY_PANEL_TFT3P5581E=y
+CONFIG_FB_MXC_TRULY_WVGA_SYNC_PANEL=y
+CONFIG_FB_MXC_RK_PANEL_RK055AHD042=y
+CONFIG_FB_MXC_RK_PANEL_RK055IQH042=y
+CONFIG_FB_MXC_MIPI_DSI_SAMSUNG=y
+CONFIG_FB_MXC_MIPI_DSI=y
+CONFIG_FB_MXC_LDB=y
+CONFIG_FB_MXC_EINK_PANEL=y
+CONFIG_FB_MXC_EINK_V2_PANEL=y
+CONFIG_FB_MXC_HDMI=y
+CONFIG_FB_MXS_SII902X=y
+CONFIG_FB_MXC_DCIC=y
+CONFIG_LCD_CLASS_DEVICE=y
+CONFIG_LCD_L4F00242T03=y
+CONFIG_LCD_PLATFORM=y
+CONFIG_BACKLIGHT_PWM=y
+CONFIG_BACKLIGHT_GPIO=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_LOGO=y
+CONFIG_SOUND=y
+CONFIG_SND=y
+CONFIG_SND_USB_AUDIO=m
+CONFIG_SND_SOC=y
+CONFIG_SND_SOC_FSL_ASRC=y
+CONFIG_SND_SOC_FSL_MQS=y
+CONFIG_SND_SOC_FSL_RPMSG=y
+CONFIG_SND_IMX_SOC=y
+CONFIG_SND_SOC_EUKREA_TLV320=y
+CONFIG_SND_SOC_IMX_ES8328=y
+CONFIG_SND_SOC_IMX_SGTL5000=y
+CONFIG_SND_SOC_IMX_SPDIF=y
+CONFIG_SND_SOC_FSL_ASOC_CARD=y
+CONFIG_SND_SOC_IMX_HDMI=y
+CONFIG_SND_SOC_IMX6QDL_HDMI=y
+CONFIG_SND_SOC_AC97_CODEC=y
+CONFIG_SND_SOC_CS42XX8_I2C=y
+CONFIG_SND_SOC_WM8960=y
+CONFIG_SND_SOC_WM8962=y
+CONFIG_SND_SOC_RPMSG_WM8960=y
+CONFIG_SND_SIMPLE_CARD=y
+CONFIG_HID_MULTITOUCH=y
+CONFIG_USB=y
+CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_HCD_TEST_MODE=y
+CONFIG_USB_ACM=m
+CONFIG_USB_STORAGE=y
+CONFIG_USB_CHIPIDEA=y
+CONFIG_USB_CHIPIDEA_UDC=y
+CONFIG_USB_CHIPIDEA_HOST=y
+CONFIG_USB_SERIAL=m
+CONFIG_USB_SERIAL_GENERIC=y
+CONFIG_USB_SERIAL_FTDI_SIO=m
+CONFIG_USB_SERIAL_OPTION=m
+CONFIG_USB_TEST=m
+CONFIG_USB_EHSET_TEST_FIXTURE=m
+CONFIG_NOP_USB_XCEIV=y
+CONFIG_USB_MXS_PHY=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_CONFIGFS=y
+CONFIG_USB_CONFIGFS_SERIAL=y
+CONFIG_USB_CONFIGFS_ACM=y
+CONFIG_USB_CONFIGFS_OBEX=y
+CONFIG_USB_CONFIGFS_NCM=y
+CONFIG_USB_CONFIGFS_ECM=y
+CONFIG_USB_CONFIGFS_ECM_SUBSET=y
+CONFIG_USB_CONFIGFS_RNDIS=y
+CONFIG_USB_CONFIGFS_EEM=y
+CONFIG_USB_CONFIGFS_MASS_STORAGE=y
+CONFIG_USB_CONFIGFS_F_LB_SS=y
+CONFIG_USB_CONFIGFS_F_FS=y
+CONFIG_USB_CONFIGFS_F_UAC1=y
+CONFIG_USB_CONFIGFS_F_UAC2=y
+CONFIG_USB_CONFIGFS_F_MIDI=y
+CONFIG_USB_CONFIGFS_F_HID=y
+CONFIG_USB_CONFIGFS_F_UVC=y
+CONFIG_USB_CONFIGFS_F_PRINTER=y
+CONFIG_USB_ZERO=m
+CONFIG_USB_AUDIO=m
+CONFIG_USB_ETH=m
+CONFIG_USB_G_NCM=m
+CONFIG_USB_GADGETFS=m
+CONFIG_USB_FUNCTIONFS=m
+CONFIG_USB_MASS_STORAGE=m
+CONFIG_USB_G_SERIAL=m
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_SDHCI_ESDHC_IMX=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_PWM=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_TIMER=y
+CONFIG_LEDS_TRIGGER_ONESHOT=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_BACKLIGHT=y
+CONFIG_LEDS_TRIGGER_GPIO=y
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_INTF_DEV_UIE_EMUL=y
+CONFIG_RTC_DRV_DS1307=y
+CONFIG_RTC_DRV_ISL1208=y
+CONFIG_RTC_DRV_PCF8523=y
+CONFIG_RTC_DRV_PCF8563=y
+CONFIG_RTC_DRV_M41T80=y
+CONFIG_RTC_DRV_RC5T619=y
+CONFIG_RTC_DRV_DA9063=y
+CONFIG_RTC_DRV_MC13XXX=y
+CONFIG_RTC_DRV_MXC=y
+CONFIG_RTC_DRV_MXC_V2=y
+CONFIG_RTC_DRV_SNVS=y
+CONFIG_RTC_DRV_IMX_RPMSG=y
+CONFIG_DMADEVICES=y
+CONFIG_FSL_EDMA=y
+CONFIG_IMX_SDMA=y
+CONFIG_MXS_DMA=y
+CONFIG_MXC_PXP_V2=y
+CONFIG_MXC_PXP_V3=y
+CONFIG_DMATEST=m
+CONFIG_STAGING=y
+CONFIG_STAGING_MEDIA=y
+CONFIG_COMMON_CLK_PWM=y
+CONFIG_REMOTEPROC=y
+CONFIG_IMX_REMOTEPROC=y
+CONFIG_EXTCON_USB_GPIO=y
+CONFIG_IIO=y
+CONFIG_MMA8452=y
+CONFIG_IMX7D_ADC=y
+CONFIG_RN5T618_ADC=y
+CONFIG_VF610_ADC=y
+CONFIG_FXAS21002C=y
+CONFIG_FXOS8700_I2C=y
+CONFIG_RPMSG_IIO_PEDOMETER=m
+CONFIG_SENSORS_ISL29018=y
+CONFIG_MAG3110=y
+CONFIG_MPL3115=y
+CONFIG_PWM=y
+CONFIG_PWM_FSL_FTM=y
+CONFIG_PWM_IMX27=y
+CONFIG_PWM_IMX_TPM=y
+CONFIG_PHY_MIXEL_LVDS=y
+CONFIG_PHY_MIXEL_LVDS_COMBO=y
+CONFIG_NVMEM_IMX_OCOTP=y
+CONFIG_NVMEM_SNVS_LPGPR=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
+CONFIG_MUX_MMIO=y
+CONFIG_SIOX=m
+CONFIG_SIOX_BUS_GPIO=m
+CONFIG_MXC_SIM=y
+CONFIG_MXC_IPU=y
+CONFIG_MXC_SIMv2=y
+CONFIG_MXC_MLB150=y
+CONFIG_MXC_IPU_V3_PRE=y
+CONFIG_MXC_HDMI_CEC=y
+CONFIG_MXC_MIPI_CSI2=y
+CONFIG_EXT2_FS=y
+CONFIG_EXT2_FS_XATTR=y
+CONFIG_EXT2_FS_POSIX_ACL=y
+CONFIG_EXT2_FS_SECURITY=y
+CONFIG_EXT3_FS=y
+CONFIG_EXT3_FS_POSIX_ACL=y
+CONFIG_EXT3_FS_SECURITY=y
+CONFIG_QUOTA=y
+CONFIG_QUOTA_NETLINK_INTERFACE=y
+# CONFIG_PRINT_QUOTA_WARNING is not set
+CONFIG_AUTOFS4_FS=y
+CONFIG_FUSE_FS=y
+CONFIG_OVERLAY_FS=y
+CONFIG_ISO9660_FS=m
+CONFIG_JOLIET=y
+CONFIG_ZISOFS=y
+CONFIG_UDF_FS=m
+CONFIG_MSDOS_FS=m
+CONFIG_VFAT_FS=y
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+CONFIG_JFFS2_FS=y
+CONFIG_UBIFS_FS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+CONFIG_NFS_V4_1=y
+CONFIG_NFS_V4_2=y
+CONFIG_ROOT_NFS=y
+CONFIG_NLS_DEFAULT="cp437"
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_ASCII=y
+CONFIG_NLS_ISO8859_1=y
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_UTF8=y
+CONFIG_SECURITYFS=y
+CONFIG_CRYPTO_USER=y
+CONFIG_CRYPTO_TEST=m
+CONFIG_CRYPTO_ECHAINIV=m
+CONFIG_CRYPTO_TLS=m
+CONFIG_CRYPTO_CFB=m
+CONFIG_CRYPTO_CTS=m
+CONFIG_CRYPTO_LRW=m
+CONFIG_CRYPTO_OFB=m
+CONFIG_CRYPTO_PCBC=m
+CONFIG_CRYPTO_XCBC=m
+CONFIG_CRYPTO_VMAC=m
+CONFIG_CRYPTO_XXHASH=m
+CONFIG_CRYPTO_BLAKE2B=m
+CONFIG_CRYPTO_BLAKE2S=m
+CONFIG_CRYPTO_MD4=m
+CONFIG_CRYPTO_MD5=m
+CONFIG_CRYPTO_RMD160=m
+CONFIG_CRYPTO_SHA3=m
+CONFIG_CRYPTO_SM3=m
+CONFIG_CRYPTO_STREEBOG=m
+CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_ANUBIS=m
+CONFIG_CRYPTO_ARC4=m
+CONFIG_CRYPTO_BLOWFISH=m
+CONFIG_CRYPTO_CAMELLIA=m
+CONFIG_CRYPTO_CAST5=m
+CONFIG_CRYPTO_CAST6=m
+CONFIG_CRYPTO_DES=m
+CONFIG_CRYPTO_FCRYPT=m
+CONFIG_CRYPTO_KHAZAD=m
+CONFIG_CRYPTO_SEED=m
+CONFIG_CRYPTO_SERPENT=m
+CONFIG_CRYPTO_SM4=m
+CONFIG_CRYPTO_TEA=m
+CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_ANSI_CPRNG=m
+CONFIG_CRYPTO_USER_API_RNG=m
+CONFIG_CRYPTO_DEV_FSL_CAAM_SECVIO=m
+CONFIG_CRYPTO_DEV_FSL_CAAM=m
+CONFIG_CRYPTO_DEV_FSL_CAAM_SM_TEST=m
+CONFIG_CRYPTO_DEV_SAHARA=y
+CONFIG_CRYPTO_DEV_MXS_DCP=y
+CONFIG_CRC_CCITT=m
+CONFIG_CRC_T10DIF=y
+CONFIG_CRC7=m
+CONFIG_LIBCRC32C=m
+CONFIG_DMA_CMA=y
+CONFIG_FONTS=y
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+CONFIG_PRINTK_TIME=y
+# CONFIG_DEBUG_BUGVERBOSE is not set
+CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_FS=y
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_DEBUG_PREEMPT is not set
+# CONFIG_FTRACE is not set
+
+# enable AF_ALG
+CONFIG_CRYPTO_USER_API_HASH=m
+CONFIG_CRYPTO_USER_API_SKCIPHER=m
+CONFIG_CRYPTO_USER_API_AEAD=m
+
+# enable KTLS
+CONFIG_TLS=y
+CONFIG_TLS_DEVICE=y
+
+#enable trust based hardware key
+CONFIG_TRUSTED_KEYS=m
+CONFIG_TRUSTED_KEYS_TPM=n
+CONFIG_TRUSTED_KEYS_TEE=n
+CONFIG_TRUSTED_KEYS_CAAM=n
+CONFIG_TRUSTED_KEYS_DCP=y
+
+# Custom Addition of Linke
+# enable one wire device driver
+CONFIG_W1=y
+CONFIG_W1_MASTER_GPIO=y
+CONFIG_W1_SLAVE_THERM=y
+
+# enable drm to realize fb
+CONFIG_DRM_MXSFB=y
diff -Nuar --no-dereference linux-imx/drivers/gpu/drm/mxsfb/mxsfb_drv.c linux-imx-lf-5.15.71-2.2.0/drivers/gpu/drm/mxsfb/mxsfb_drv.c
--- linux-imx/drivers/gpu/drm/mxsfb/mxsfb_drv.c    2023-03-01 18:11:27.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/drivers/gpu/drm/mxsfb/mxsfb_drv.c    2023-07-19 17:20:17.405255888 +0800
@@ -360,7 +360,8 @@
     if (ret)
         goto err_unload;
-    drm_fbdev_generic_setup(drm, 32);
+    /* modify color depth to support RGB565 LCD by guowenxue */
+    drm_fbdev_generic_setup(drm, 16);
     return 0;
@@ -407,7 +408,7 @@
     .probe        = mxsfb_probe,
     .remove        = mxsfb_remove,
     .driver    = {
-        .name        = "mxsfb",
+        .name        = "mxsfb-drm",
         .of_match_table    = mxsfb_dt_ids,
         .pm        = &mxsfb_pm_ops,
     },
diff -Nuar --no-dereference linux-imx/drivers/gpu/drm/panel/panel-simple.c linux-imx-lf-5.15.71-2.2.0/drivers/gpu/drm/panel/panel-simple.c
--- linux-imx/drivers/gpu/drm/panel/panel-simple.c    2023-03-01 18:11:28.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/drivers/gpu/drm/panel/panel-simple.c    2023-07-19 17:20:17.409256276 +0800
@@ -4534,8 +4534,33 @@
     .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
 };
+static const struct drm_display_mode igkboard_6ull_panel_mode[] = {
+    {
+        .clock = 30000,
+        .hdisplay = 800,
+        .hsync_start = 800 + 40,
+        .hsync_end = 800 + 40 + 48,
+        .htotal = 800 + 40 + 48 + 88,
+        .vdisplay = 480,
+        .vsync_start = 480 + 13,
+        .vsync_end = 480 + 13 + 3,
+        .vtotal = 480 + 13 + 3 + 32,
+        .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+    },
+};
+
+static const struct panel_desc igkboard_6ull_panel = {
+    .modes = igkboard_6ull_panel_mode,
+    .num_modes = 1,
+    .bpc = 8,
+    .bus_format = MEDIA_BUS_FMT_RGB565_1X16,
+};
+
 static const struct of_device_id platform_of_match[] = {
     {
+        .compatible = "lingyun,igkboard-6ull-panel",
+        .data = &igkboard_6ull_panel,
+    }, {
         .compatible = "ampire,am-1280800n3tzqw-t00h",
         .data = &ampire_am_1280800n3tzqw_t00h,
     }, {
diff -Nuar --no-dereference linux-imx/drivers/video/backlight/pwm_bl.c linux-imx-lf-5.15.71-2.2.0/drivers/video/backlight/pwm_bl.c
--- linux-imx/drivers/video/backlight/pwm_bl.c    2023-03-01 18:11:32.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/drivers/video/backlight/pwm_bl.c    2023-07-19 17:20:17.409256276 +0800
@@ -552,6 +552,7 @@
     if (!state.period && (data->pwm_period_ns > 0))
         state.period = data->pwm_period_ns;
+    state.enabled = true; /*  Add by guowenxue to enalbe backlight as default */
     ret = pwm_apply_state(pb->pwm, &state);
     if (ret) {
         dev_err(&pdev->dev, "failed to apply initial PWM state: %d\n",
diff -Nuar --no-dereference linux-imx/drivers/video/fbdev/core/fbcon.c linux-imx-lf-5.15.71-2.2.0/drivers/video/fbdev/core/fbcon.c
--- linux-imx/drivers/video/fbdev/core/fbcon.c    2023-03-01 18:11:32.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/drivers/video/fbdev/core/fbcon.c    2023-07-19 17:35:01.021613754 +0800
@@ -355,6 +355,7 @@
     return color;
 }
+#if 0
 static void fb_flashcursor(struct work_struct *work)
 {
     struct fb_info *info = container_of(work, struct fb_info, queue);
@@ -388,6 +389,9 @@
             get_color(vc, info, c, 0));
     console_unlock();
 }
+#else
+static void fb_flashcursor(struct work_struct *work) {}
+#endif
 static void cursor_timer_handler(struct timer_list *t)
 {
@@ -1317,6 +1321,7 @@
         ops->clear_margins(vc, info, margin_color, bottom_only);
 }
+#if 0
 static void fbcon_cursor(struct vc_data *vc, int mode)
 {
     struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
@@ -1341,6 +1346,9 @@
     ops->cursor(vc, info, mode, get_color(vc, info, c, 1),
             get_color(vc, info, c, 0));
 }
+#else
+static void fbcon_cursor(struct vc_data *vc, int mode) {}
+#endif
 static int scrollback_phys_max = 0;
 static int scrollback_max = 0;
diff -Nuar --no-dereference linux-imx/drivers/video/fbdev/mxsfb.c linux-imx-lf-5.15.71-2.2.0/drivers/video/fbdev/mxsfb.c
--- linux-imx/drivers/video/fbdev/mxsfb.c    2023-03-01 18:11:32.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/drivers/video/fbdev/mxsfb.c    2023-07-19 17:20:17.409256276 +0800
@@ -1586,7 +1586,6 @@
 static const struct of_device_id mxsfb_dt_ids[] = {
     { .compatible = "fsl,imx23-lcdif", .data = &mxsfb_devtype[0], },
-    { .compatible = "fsl,imx28-lcdif", .data = &mxsfb_devtype[1], },
     { .compatible = "fsl,imx7ulp-lcdif", .data = &mxsfb_devtype[2], },
     { /* sentinel */ }
 };
diff -Nuar --no-dereference linux-imx/Makefile linux-imx-lf-5.15.71-2.2.0/Makefile
--- linux-imx/Makefile    2023-03-01 18:11:24.000000000 +0800
+++ linux-imx-lf-5.15.71-2.2.0/Makefile    2023-07-19 17:30:21.943455434 +0800
@@ -1910,6 +1910,7 @@
         \( -name '*.[aios]' -o -name '*.ko' -o -name '.*.cmd' \
         -o -name '*.ko.*' \
         -o -name '*.dtb' -o -name '*.dtbo' -o -name '*.dtb.S' -o -name '*.dt.yaml' \
+        -o -name '*.dtbo' \
         -o -name '*.dwo' -o -name '*.lst' \
         -o -name '*.su' -o -name '*.mod' \
         -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
tools/imgmnt
New file
@@ -0,0 +1,120 @@
#!/bin/bash
# This shell script used mount/umount an linux system image and update it
mnt_boot=boot
mnt_root=rootfs
function mount_image()
{
    img_file=$1
    loop_dev=`losetup  -f | cut -d/ -f3`
    if [ ! -s $img_file ] ; then
        echo "ERROR: $img_file not found!"
        exit 1;
    fi
    if [ -z $loop_dev ] ; then
        echo "ERROR: loop dev not found!"
        exit 2;
    fi
    echo "INFO: losetup /dev/${loop_dev} ${img_file}"
    losetup /dev/${loop_dev} ${img_file}
    if [ $? != 0 ] ; then
        echo "ERROR: losetup /dev/${loop_dev} ${img_file} failed!"
        exit 3;
    fi
    echo "INFO: kpartx -av /dev/${loop_dev}"
    kpartx -av /dev/${loop_dev}
    echo "INFO: mount ${mnt_boot} ${mnt_root}"
    mkdir -p ${mnt_boot} ${mnt_root}
    mount /dev/mapper/${loop_dev}p1 ${mnt_boot}
    mount /dev/mapper/${loop_dev}p2 ${mnt_root}
    echo "INFO: mount $img_file done."
}
function umount_image()
{
    img_file=$1
    mountpoint $mnt_boot > /dev/null 2>&1
    if [ $? == 0 ] ; then
        echo "INFO: umount ${mnt_boot}"
        umount ${mnt_boot}
        rmdir  ${mnt_boot}
    fi
    mountpoint $mnt_root > /dev/null 2>&1
    if [ $? == 0 ] ; then
        echo "INFO: umount ${mnt_root}"
        umount ${mnt_root}
        rmdir  ${mnt_root}
    fi
    # loop_dev should be 'loopX' such as 'loop9'.
    loop_dev=`losetup -a | grep $img_file| cut -d: -f1 | cut -d/ -f3`
    if [[ -z $loop_dev ]] ; then
        exit;
    fi
    if [[ -e /dev/mapper/${loop_dev}p1 ]] ; then
        echo "INFO: kpartx -dv /dev/${loop_dev}"
        kpartx -dv /dev/${loop_dev}
    fi
    echo "INFO: losetup -d /dev/${loop_dev}"
    losetup -d /dev/${loop_dev}
    echo "INFO: umount $img_file done."
}
function do_usage()
{
    echo ""
    echo "Usage:"
    echo "  $0 [-m] [-u] image_file"
    echo "     -m:  mount the image file"
    echo "     -u: umount the image file"
    echo ""
    exit;
}
action=
img_file=
while getopts "mu" OPTNAME
do
    case "${OPTNAME}" in
        "m")
            action=mount
            ;;
        "u")
            action=umount
            ;;
        "*")
            do_usage
            ;;
    esac
done
shift $(( $OPTIND-1 ))
img_file=$1
if [[ -z $img_file ]] || [[ -z $action ]] ; then
    do_usage
    exit;
fi
if [ $action == "mount" ] ; then
    mount_image $img_file
elif [ $action == "umount" ] ; then
    umount_image $img_file
fi
tools/setup_tools.sh
New file
@@ -0,0 +1,134 @@
#!/bin/bash
# This shell script used to system tools
# AArch32 for iMX6ULL and AArch64 for iMX8MP
AARCH=AArch32
LY_FTPURL=http://main.iot-yun.club:2211
# display in red
function pr_error() {
    echo -e "\033[40;31m --E-- $1 \033[0m\n"
}
# display in green
function pr_info() {
    echo -e "\033[40;32m --I-- $1 \033[0m\n"
}
if [ `id -u` != 0 ] ; then
    pr_error "This shell script must be excuted as root privilege"
    exit;
fi
function install_systools()
{
    if command -v jq > /dev/null 2>&1 ; then
        pr_info "All system tools already installed, skip it"
        return 0;
    fi
    pr_info "start apt install system tools(commands)"
    systools="coreutils jq wget curl tree gawk sed unzip cpio bc lzop zstd rsync kmod kpartx \
        desktop-file-utils iputils-ping xterm diffstat chrpath asciidoc docbook-utils help2man \
        build-essential gcc g++ make cmake automake groff socat flex texinfo bison texi2html \
        git cvs subversion mercurial autoconf autoconf-archive parted dosfstools \
        python3 python3-pip python3-pexpect python3-git python3-jinja2 \
        lib32z1 libssl-dev libncurses-dev libgl1-mesa-dev libglu1-mesa-dev libsdl1.2-dev "
    apt update > /dev/null 2>&1
    apt install -y $systools
}
function install_devtools()
{
    if command -v debootstrap > /dev/null 2>&1 ; then
        pr_info "All development tools already installed, skip it"
        return 0;
    fi
    pr_info "start apt install devlopment tools(commands)"
    devtools="u-boot-tools mtd-utils device-tree-compiler binfmt-support \
                qemu qemu-user-static debootstrap debian-archive-keyring "
    apt install -y $devtools
}
# NXP document suggest cross compiler from ARM Developer:
#   https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
function install_crosstool()
{
    ARMTOOL_VER=10.3-2021.07
    # install AArch32/AArch64 cross compiler from ARM Developer:
    if [ $AARCH == "AArch64" ] ; then
        CortexA_PACK=gcc-arm-$ARMTOOL_VER-`uname -p`-aarch64-none-linux-gnu
        CortexA_NAME=gcc-aarch64-$ARMTOOL_VER
        CROSS_TOOL=aarch64-none-linux-gnu-
    else
        CortexA_PACK=gcc-arm-$ARMTOOL_VER-`uname -p`-arm-none-linux-gnueabihf
        CortexA_NAME=gcc-aarch32-$ARMTOOL_VER
        CROSS_TOOL=arm-none-linux-gnueabihf-
    fi
    CortexA_TAR=$CortexA_PACK.tar.xz
    CortexA_URL=https://developer.arm.com/-/media/Files/downloads/gnu-a/$ARMTOOL_VER/binrel/
    if [ -d /opt/$CortexA_NAME ]  ; then
        pr_info "$AARCH crosstool $CortexA_NAME installed already, skip it"
    else
        pr_info "start download $AARCH cross compiler from ARM Developer"
        if [ ! -s $CortexA_TAR ] ; then
            wget $CortexA_URL/$CortexA_TAR
        fi
        tar -xJf $CortexA_TAR -C /opt
        rm -f $CortexA_TAR
        mv /opt/$CortexA_PACK /opt/$CortexA_NAME
        /opt/$CortexA_NAME/bin/${CROSS_TOOL}gcc -v
        pr_info "$AARCH cross compiler installed to \"/opt/$CortexA_NAME\" successfully"
    fi
}
install_buildroot()
{
    BUILDROOT_VER=gcc-10.4-aarch32-v2023.02
    BUILDROOT_TAR=buildroot-${BUILDROOT_VER}.tar.xz
    INST_PATH=/opt/buildroot/
    if [ -d $INST_PATH/$BUILDROOT_VER ] ;  then
        pr_info "Buildroot crosstool $BUILDROOT_VER installed already, skip it"
        return ;
    fi
    pr_info "start download buildroot cross compiler from LingYun IoT studio file server"
    if [ ! -f $BUILDROOT_TAR ] ; then
        wget $LY_FTPURL/imx/igkboard-6ull/tools/$BUILDROOT_TAR
    fi
    mkdir -p $INST_PATH
    tar -xJf $BUILDROOT_TAR -C $INST_PATH
    rm -f $BUILDROOT_TAR
    $INST_PATH/$BUILDROOT_VER/bin/arm-linux-gcc -v
    pr_info "Buildroot cross compiler installed to \"$INST_PATH/$BUILDROOT_VER/\" successfully"
}
echo ""
set -e
install_systools
install_devtools
install_crosstool
install_buildroot
yocto/build.sh
New file
@@ -0,0 +1,189 @@
#!/bin/bash
# bitbake target
BB_TARGET=yocto-image-full
# this project absolute path
PRJ_PATH=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)
# top project absolute path
TOP_PATH=$(realpath $PRJ_PATH/..)
# binaries install path
INST_PATH=$PRJ_PATH/install
# download taballs path
TARBALL_PATH=$PRJ_PATH/tarballs
# config file path
CONF_FILE=$TOP_PATH/config.json
# Download path
#DL_PATH="/srv/yocto_packets/"
# shell script will exit once get command error
set -e
#+-------------------------+
#| Shell script functions  |
#+-------------------------+
function pr_error() {
    echo -e "\033[40;31m $1 \033[0m"
}
function pr_warn() {
    echo -e "\033[40;33m $1 \033[0m"
}
function pr_info() {
    echo -e "\033[40;32m $1 \033[0m"
}
# decompress a packet to destination path
function do_unpack()
{
    tarball=$1
    dstpath=`pwd`
    if [[ $# == 2 ]] ; then
        dstpath=$2
    fi
    pr_info "decompress $tarball => $dstpath"
    mkdir -p $dstpath
    case $tarball in
        *.tar.gz)
            tar -xzf $tarball -C $dstpath
            ;;
        *.tar.bz2)
            tar -xjf $tarball -C $dstpath
            ;;
        *.tar.xz)
            tar -xJf $tarball -C $dstpath
            ;;
        *.tar.zst)
            tar -I zstd -xf $tarball -C $dstpath
            ;;
        *.tar)
            tar -xf $tarball -C $dstpath
            ;;
        *.zip)
            unzip -qo $tarball -d $dstpath
            ;;
        *)
            pr_error "decompress Unsupport packet: $tarball"
            return 1;
            ;;
    esac
}
# parser configure file and export environment variable
function export_env()
{
    export BOARD=`jq -r ".bsp.board" $CONF_FILE | tr 'A-Z' 'a-z'`
    export BSP_VER=`jq -r ".bsp.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export URL=`jq -r ".bsp.download" $CONF_FILE | tr 'A-Z' 'a-z'`
    export YCT_VER=`jq -r ".system.version" $CONF_FILE | tr 'A-Z' 'a-z'`
    export YCT_PATH=$PRJ_PATH/$YCT_VER
    export BUILD_DIR=${BOARD}
}
function do_fetch()
{
    if [ ! -d $YCT_PATH/sources ] ; then
        pr_info "start fetch Yocto $YCT_VER source code"
        TARBALL_NAME=$YCT_VER-$BSP_VER.tar.xz
        # Download source code packet
        if [ ! -s $TARBALL_PATH/$TARBALL_NAME ] ; then
            pr_info "start fetch $src source code"
            wget $URL/bsp/yocto/$TARBALL_NAME -P $TARBALL_PATH
        fi
        # decompress source code packet
        do_unpack $TARBALL_PATH/$TARBALL_NAME
        mv imx-yocto-bsp $YCT_PATH
    else
        pr_warn "Yocto $YCT_VER source code fetched already"
    fi
    if [ ! -e $YCT_PATH/sources/meta-igkboard ] ; then
        cd $YCT_PATH/sources/
        git clone http://main.iot-yun.club:8088/r/meta-igkboard.git -b $YCT_VER
    fi
}
function do_build()
{
    cd $YCT_PATH
    if [ ! -f ${BUILD_DIR}/conf/local.conf ] ; then
        pr_info "source igkboard-setup.sh"
        MACHINE=${BOARD} source sources/meta-igkboard/tools/igkboard-setup.sh -b $BUILD_DIR
    else
        pr_info "source poky/oe-init-build-env"
        source sources/poky/oe-init-build-env $BUILD_DIR
    fi
    if [[ -n "$DL_PATH" ]] ; then
        sed -i "s|^#DL_DIR.*|DL_DIR ?= \"$DL_PATH\"|g" conf/local.conf
        sed -i "s|^DL_DIR.*|DL_DIR ?= \"$DL_PATH\"|g" conf/local.conf
    fi
    bitbake $BB_TARGET
}
function do_install()
{
    cd $YCT_PATH
    echo ""
    pr_info "Yocto($YCT_VER) installed to '$INST_PATH'"
    mkdir -p ${INST_PATH}
    cp $BUILD_DIR/tmp/deploy/images/$BOARD/$BB_TARGET-$BOARD-*.rootfs.tar.zst ${INST_PATH}/rootfs-yocto-${YCT_VER}.tar.zst
    cp $BUILD_DIR/tmp/deploy/images/$BOARD/u-boot-${BOARD}.imx ${INST_PATH}/
    chmod a+x ${INST_PATH}/u-boot-${BOARD}.imx
    cp $BUILD_DIR/tmp/deploy/images/$BOARD/$BB_TARGET-$BOARD.wic.zst ${INST_PATH}/yocto-image-${YCT_VER}.wic.zst
    ls ${INST_PATH} && echo ""
}
function do_clean()
{
    cd $PRJ_PATH
    rm -rf $INST_PATH
}
#+-------------------------+
#| Shell script body entry |
#+-------------------------+
export_env
if [[ $# == 1 && $1 == -c ]] ;then
    pr_warn "start clean Yocto source code"
    do_clean
    exit;
fi
pr_warn "start build Yocto $YCT_VER for ${BOARD}"
do_fetch
do_build
do_install