update linux patch for ADC on PiHat

guowenxue

2022-10-27 ed97d8aa1eba636bab1f1b5e911e05762d281f0a

update linux patch for ADC on PiHat

 bsp/kernel/patch/linux-imx-lf-5.15.32-2.0.0.patch

@@ -1,6 +1,6 @@
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/igkboard.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/igkboard.dts
--- linux-imx/arch/arm/boot/dts/igkboard.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/igkboard.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/igkboard.dts    2022-10-19 20:15:25.788083251 +0800
@@ -0,0 +1,603 @@
+/*
+ * Device Tree Source for LingYun IGKBoard(IoT Gateway Kit Board)
@@ -605,10 +605,9 @@
+    };    
+
+};
\ No newline at end of file
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/Makefile linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/Makefile
--- linux-imx/arch/arm/boot/dts/Makefile    2022-07-22 03:24:17.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/Makefile    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/Makefile    2022-10-10 21:24:04.761882834 +0800
@@ -1586,3 +1586,6 @@
     aspeed-bmc-portwell-neptune.dtb \
     aspeed-bmc-quanta-q71l.dtb \
@@ -616,9 +615,40 @@
+DTC_FLAGS_igkboard := -@
+dtb-$(CONFIG_SOC_IMX6UL) += igkboard.dtb
+subdir-$(CONFIG_SOC_IMX6UL) += overlays
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/adc.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/adc.dts
--- linux-imx/arch/arm/boot/dts/overlays/adc.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/adc.dts    2022-10-19 20:15:03.940542000 +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 -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/cam.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/cam.dts
--- linux-imx/arch/arm/boot/dts/overlays/cam.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/cam.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/cam.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -646,7 +676,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/can1.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/can1.dts
--- linux-imx/arch/arm/boot/dts/overlays/can1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/can1.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/can1.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -678,7 +708,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/can2.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/can2.dts
--- linux-imx/arch/arm/boot/dts/overlays/can2.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/can2.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/can2.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -710,7 +740,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/i2c1.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/i2c1.dts
--- linux-imx/arch/arm/boot/dts/overlays/i2c1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/i2c1.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/i2c1.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -742,7 +772,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/lcd.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/lcd.dts
--- linux-imx/arch/arm/boot/dts/overlays/lcd.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/lcd.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/lcd.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -835,8 +865,8 @@
+};
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/Makefile linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/Makefile
--- linux-imx/arch/arm/boot/dts/overlays/Makefile    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/Makefile    2022-10-06 10:55:47.564618629 +0800
@@ -0,0 +1,18 @@
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/Makefile    2022-10-19 20:14:57.464677901 +0800
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0
+# required for overlay support
+
@@ -855,10 +885,10 @@
+dtb-y += lcd.dtbo
+dtb-y += cam.dtbo
+dtb-y += nbiot-4g.dtbo
\ No newline at end of file
+dtb-y += adc.dtbo
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/nbiot-4g.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/nbiot-4g.dts
--- linux-imx/arch/arm/boot/dts/overlays/nbiot-4g.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/nbiot-4g.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/nbiot-4g.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -896,7 +926,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/pwm7.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/pwm7.dts
--- linux-imx/arch/arm/boot/dts/overlays/pwm7.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/pwm7.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/pwm7.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -928,7 +958,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/pwm8.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/pwm8.dts
--- linux-imx/arch/arm/boot/dts/overlays/pwm8.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/pwm8.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/pwm8.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -960,7 +990,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/spi1.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/spi1.dts
--- linux-imx/arch/arm/boot/dts/overlays/spi1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/spi1.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/spi1.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -1003,7 +1033,7 @@
+};
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/uart2.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart2.dts
--- linux-imx/arch/arm/boot/dts/overlays/uart2.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart2.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart2.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -1033,7 +1063,7 @@
+};
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/uart3.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart3.dts
--- linux-imx/arch/arm/boot/dts/overlays/uart3.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart3.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart3.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -1064,7 +1094,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/uart4.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart4.dts
--- linux-imx/arch/arm/boot/dts/overlays/uart4.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart4.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart4.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -1095,7 +1125,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/uart7.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart7.dts
--- linux-imx/arch/arm/boot/dts/overlays/uart7.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart7.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/uart7.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -1126,7 +1156,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/overlays/w1.dts linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/w1.dts
--- linux-imx/arch/arm/boot/dts/overlays/w1.dts    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/w1.dts    2022-10-06 10:55:47.564618629 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/boot/dts/overlays/w1.dts    2022-10-10 21:24:04.761882834 +0800
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2022 LingYun IoT System Studio
@@ -1161,7 +1191,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/configs/igkboard_defconfig linux-imx-lf-5.15.32-2.0.0/arch/arm/configs/igkboard_defconfig
--- linux-imx/arch/arm/configs/igkboard_defconfig    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/configs/igkboard_defconfig    2022-10-06 11:05:22.312555493 +0800
+++ linux-imx-lf-5.15.32-2.0.0/arch/arm/configs/igkboard_defconfig    2022-10-19 20:12:14.180091154 +0800
@@ -0,0 +1,587 @@
+CONFIG_KERNEL_LZO=y
+CONFIG_SYSVIPC=y
@@ -1752,25 +1782,25 @@
+# CONFIG_FTRACE is not set
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/drivers/video/backlight/pwm_bl.c linux-imx-lf-5.15.32-2.0.0/drivers/video/backlight/pwm_bl.c
--- linux-imx/drivers/video/backlight/pwm_bl.c    2022-07-22 03:24:23.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/drivers/video/backlight/pwm_bl.c    2022-10-06 11:02:43.047970154 +0800
+++ linux-imx-lf-5.15.32-2.0.0/drivers/video/backlight/pwm_bl.c    2022-10-10 21:24:04.761882834 +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 -x logo_linux_clut224.ppm linux-imx/Makefile linux-imx-lf-5.15.32-2.0.0/Makefile
--- linux-imx/Makefile    2022-07-22 03:24:17.000000000 +0800
+++ linux-imx-lf-5.15.32-2.0.0/Makefile    2022-10-06 10:55:47.568618548 +0800
+++ linux-imx-lf-5.15.32-2.0.0/Makefile    2022-10-19 20:11:19.873219761 +0800
@@ -382,6 +382,8 @@
 # Default value for CROSS_COMPILE is not to prefix executables
 # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
 ARCH        ?= $(SUBARCH)
+ARCH = arm
+CROSS_COMPILE?=/opt/buildroot/cortexA7/bin/arm-linux-

+CROSS_COMPILE ?= /opt/gcc-arm-10.3-2021.07/bin/arm-none-linux-gnueabihf-
 
 # Architecture as present in compile.h
 UTS_MACHINE     := $(ARCH)
@@ -1880,6 +1882,7 @@