Update uboot-imx-lf-5.15.71-2.2.0.patch

guowenxue

2023-07-27 6e7982ab947f806638e1d56eb86459eca22c2b5e

Update uboot-imx-lf-5.15.71-2.2.0.patch

Signed-off-by: guowenxue <guowenxue@gmail.com>

 recipes-bsp/u-boot/files/uboot-imx-lf-5.15.71-2.2.0.patch

@@ -1,7 +1,7 @@
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    2023-07-19 16:26:51.047476885 +0800
@@ -0,0 +1,316 @@
+++ 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
@@ -32,11 +32,6 @@
+        off-on-delay-us = <20000>;
+        enable-active-high;
+    };
+};
+
+&clks {
+    assigned-clocks = <&clks IMX6UL_CLK_PLL3_PFD2>;
+    assigned-clock-rates = <320000000>;
+};
+
+&fec1 {
@@ -155,6 +150,16 @@
+    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 {
@@ -312,6 +317,62 @@
+        >;
+    };
+
+    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
@@ -320,7 +381,7 @@
+};
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    2023-07-19 16:22:02.327542742 +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
 
@@ -331,7 +392,7 @@
     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    2023-07-19 16:21:20.553833849 +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
@@ -358,8 +419,8 @@
 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    2023-07-19 16:18:02.800518843 +0800
@@ -0,0 +1,376 @@
+++ 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.
@@ -693,20 +754,6 @@
+    env_set("tee", "yes");
+#endif
+
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+    env_set("board_name", "EVK");
+
+    if (is_mx6ull_9x9_evk())
+        env_set("board_rev", "9X9");
+    else
+        env_set("board_rev", "14X14");
+
+    if (is_cpu_type(MXC_CPU_MX6ULZ)) {
+        env_set("board_name", "ULZ-EVK");
+        env_set("usb_net_cmd", "usb start");
+    }
+#endif
+
+    setup_lcd();
+
+#ifdef CONFIG_ENV_IS_IN_MMC
@@ -738,7 +785,7 @@
+}
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    2023-07-19 16:14:20.424101683 +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+ */
+/*
@@ -862,7 +909,7 @@
+#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    2023-07-19 16:27:22.905684619 +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.
@@ -991,7 +1038,7 @@
+#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    2023-07-19 16:31:27.087858672 +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
+
@@ -1009,7 +1056,7 @@
+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    2023-07-19 16:28:05.531281866 +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>
@@ -1020,7 +1067,7 @@
+
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    2023-07-19 16:18:11.184072127 +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.
@@ -1029,7 +1076,7 @@
+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    2023-07-19 16:14:20.428101479 +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+ */
+/*
@@ -1296,7 +1343,7 @@
+#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    2023-07-19 16:23:36.958317520 +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
@@ -1413,7 +1460,7 @@
+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    2023-07-19 16:14:20.428101479 +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;
@@ -1428,7 +1475,7 @@
             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    2023-07-19 16:14:20.428101479 +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;
@@ -1440,18 +1487,16 @@
 
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    2023-07-19 16:29:43.889718995 +0800
@@ -0,0 +1,172 @@
+++ 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) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ * Copyright (C) 2023 LingYun IoT System Studio
+ *
+ * Configuration settings for the Freescale i.MX6UL 14x14 EVK board.
+ * 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>
@@ -1459,6 +1504,7 @@
+#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)
+
@@ -1508,63 +1554,36 @@
+    "mtdparts=" MFG_NAND_PARTITION \
+    "\0"\
+
+#if defined(CONFIG_NAND_BOOT)
+#define CONFIG_EXTRA_ENV_SETTINGS \
+    CONFIG_MFG_ENV_SETTINGS \
+    TEE_ENV \
+    "splashimage=0x8c000000\0" \
+    "fdt_addr=0x83000000\0" \
+    "fdt_high=0xffffffff\0"      \
+    "tee_addr=0x84000000\0" \
+    "console=ttymxc0\0" \
+    "bootargs=console=ttymxc0,115200 ubi.mtd=nandrootfs "  \
+        "root=ubi0:rootfs rootfstype=ubifs "             \
+        BOOTARGS_CMA_SIZE \
+        MFG_NAND_PARTITION \
+        "\0" \
+    "bootcmd=nand read ${loadaddr} 0x4000000 0xc00000;"\
+        "nand read ${fdt_addr} 0x5000000 0x100000;"\
+        "if test ${tee} = yes; then " \
+            "nand read ${tee_addr} 0x6000000 0x400000;"\
+            "bootm ${tee_addr} - ${fdt_addr};" \
+        "else " \
+            "bootz ${loadaddr} - ${fdt_addr};" \
+        "fi\0"
+
+#else
+#include "igkboard_overlay.h"
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+    "env_conf=config.txt\0" \
+    "upmode=fastboot 0\0" \
+    "envconf=config.txt\0" \
+    "image=zImage\0" \
+    "console=ttymxc0\0" \
+    "board=igkboard-6ull\0" \
+    "fdt_file=igkboard-6ull.dtb\0" \
+    "fdt_size=0x10000\0" \
+    "fdt_addr=0x83000000\0" \
+    "dtbo_addr=0x83010000\0" \
+    "dtbo_dir=overlays\0" \
+    "splashimage=0x8c000000\0" \
+    "ipaddr=192.168.2.22\0" \
+    "serverip=192.168.2.2\0" \
+    "mmcpart=1\0" \
+    "mmcargs=setenv bootargs console=${console},${baudrate} root=/dev/mmcblk${mmc_no}p2 rootwait rw net.ifnames=0\0" \
+    "loadenvconf=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${env_conf};env import -t ${loadaddr} ${filesize}\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" \
+    "mmcboot=echo Booting from mmc ...; " \
+        "mmc dev ${mmcdev}; " \
+        "run mmcargs; run loadenvconf;" \
+        "run loadimage; run loadfdt; " \
+        "bootz ${loadaddr} - ${fdt_addr}\0" \
+    "netboot=echo Booting from net ...; " \
+        "tftp $loadaddr $image; tftp $fdt_addr ${fdt_file};" \
+        "run mmcargs; " \
+        "bootz ${loadaddr} - ${fdt_addr}\0" \
+    "upmode=fastboot 0\0" \
+    "bbl=tftp ${loadaddr} u-boot-igkboard-6ull.imx && mmc dev ${mmcdev} 1 && mmc write ${loadaddr} 2 0x500\0" \
+    MMC_FDT_OVERLAY_SETTING \
+    "bootcmd=run mmcbootdto\0" \
+    "author=linke\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 */
@@ -1587,15 +1606,6 @@
+
+#define CONFIG_IOMUX_LPSR
+
+/* NAND stuff */
+#ifdef CONFIG_NAND_MXS
+#define CONFIG_SYS_MAX_NAND_DEVICE    1
+#define CONFIG_SYS_NAND_BASE        0x40000000
+#define CONFIG_SYS_NAND_USE_FLASH_BBT
+
+/* DMA stuff, needed for GPMI/MXS NAND support */
+#endif
+
+/* USB Configs */
+#ifdef CONFIG_CMD_USB
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
@@ -1614,95 +1624,67 @@
+#endif
+
+#endif
diff -Nuar -x tools uboot-imx/include/configs/igkboard_overlay.h uboot-imx-lf-5.15.71-2.2.0/include/configs/igkboard_overlay.h
--- uboot-imx/include/configs/igkboard_overlay.h    1970-01-01 08:00:00.000000000 +0800
+++ uboot-imx-lf-5.15.71-2.2.0/include/configs/igkboard_overlay.h    2023-07-19 16:14:20.428101479 +0800
@@ -0,0 +1,88 @@
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) 2022 LingYun IoT System Studio
+ * Copyright (C) 2023 LingYun IoT System Studio
+ *
+ * Device Tree overlay env for the LingYun IoT Gateway Board.
+ */
+#ifndef  __IGKBOARD_OVERLAY_H
+#define  __IGKBOARD_OVERLAY_H
+#ifndef __IGKBOARD_DTOVERLAY_H
+#define __IGKBOARD_DTOVERLAY_H
+
+#if 0
+ dtoverlay_xxx is set in uEnv.txt, then load the corresponding dtbo file
+
+ if env exists dtoverlay_lcd && test ${dtoverlay_lcd} = 1 -o ${dtoverlay_lcd} = yes ; then
+    dtbo_file=lcd.dtbo;
+    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};
+ fi;
+
+
+ if env exists dtoverlay_uart ; then
+    for i in ${dtoverlay_uart};
+    do
+        dtbo_file=uart$i.dtbo;
+        echo "Applying DT overlay: $dtbo_file";
+        fatload mmc ${mmcdev}:${mmcpart} ${dtbo_addr} ${dtbo_dir}/${dtbo_file};
+        fdt addr ${fdt_addr};
+        fdt apply ${dtbo_addr};
+    done;
+ fi;
+
+#endif
+
+#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}; "
+    "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; "
+    "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; "
+    "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; "
+    "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("i2c1") \
+                CHECK_APPLY_OVERLAY("spi1") \
+                CHECK_APPLY_OVERLAYS_IDX("uart") \
+                CHECK_APPLY_OVERLAYS_IDX("can") \
+                CHECK_APPLY_OVERLAYS_IDX("pwm") \
+                CHECK_APPLY_OVERLAYS_DTBO("extra") \
+                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_FDT_OVERLAY_SETTING                  \
+         "fdt_size=0x10000\0" \
+         "dtbo_addr=0x83010000\0" \
+         "dtbo_dir=overlays\0" \
+        "mmcbootdto=echo Booting from mmc with overlay...; "     \
+                 "mmc dev ${mmcdev}; run mmcargs; run loadenvconf; "   \
+                 "run loadimage; run loadfdt; "       \
+                 FDT_ENTRY_DEF_SETTINGS               \
+                 "bootz ${loadaddr} - ${fdt_addr}\0"
+
+#define ENABLE_UENV_FDTO_SUPPORT
+#define MMC_BOOT_WITH_FDT_OVERLAY   \
+    "mmc dev ${mmcdev};"            \
+    "run mmcargs; run loadenvconf;" \
+    "run loadimage; run loadfdt; "  \
+    FDT_ENTRY_DEF_SETTINGS          \
+    "run bootos; "                 \
+
+#endif
+#endif  /* __IGKBOARD_DTOVERLAY_H */