This patch adds DeviceTree Source for the i.MX6 UltraLite DART NAND/WIFI
Signed-off-by: Oliver Graute
Cc: Shawn Guo
Cc: Neil Armstrong
Cc: Marco Felsch
Cc: Parthiban Nallathambi
---
Changelog:
v8:
- backlight droped the status line
- port the display panel
- added pinctrl for touch
v7:
- fixed wakeup-source
v6:
- added some muxing
- added codec in sound node
- added adc1 node
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/imx6ul-var-6ulcustomboard.dts | 270
2 files changed, 271 insertions(+)
create mode 100644 arch/arm/boot/dts/imx6ul-var-6ulcustomboard.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 3d1ea0b..7a73b72 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -634,6 +634,7 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
imx6ul-tx6ul-0010.dtb \
imx6ul-tx6ul-0011.dtb \
imx6ul-tx6ul-mainboard.dtb \
+ imx6ul-var-6ulcustomboard.dtb \
imx6ull-14x14-evk.dtb \
imx6ull-colibri-eval-v3.dtb \
imx6ull-colibri-wifi-eval-v3.dtb \
diff --git a/arch/arm/boot/dts/imx6ul-var-6ulcustomboard.dts
b/arch/arm/boot/dts/imx6ul-var-6ulcustomboard.dts
new file mode 100644
index ..e647d22
--- /dev/null
+++ b/arch/arm/boot/dts/imx6ul-var-6ulcustomboard.dts
@@ -0,0 +1,270 @@
+// SPDX-License-Identifier: (GPL-2.0)
+/*
+ * Support for Variscite DART-6UL Module
+ *
+ * Copyright (C) 2015 Freescale Semiconductor, Inc.
+ * Copyright (C) 2015-2016 Variscite Ltd. - http://www.variscite.com
+ * Copyright (C) 2018-2021 Oliver Graute
+ */
+
+/dts-v1/;
+
+#include
+#include "imx6ul-imx6ull-var-dart-common.dtsi"
+
+/ {
+ model = "Variscite i.MX6 UltraLite Carrier-board";
+ compatible = "variscite,6ulcustomboard", "fsl,imx6ul";
+
+ backlight_lcd: backlight {
+ compatible = "pwm-backlight";
+ pwms = < 0 2>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ status = "okay";
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <_gpio_keys>;
+
+ user {
+ gpios = < 0 GPIO_ACTIVE_LOW>;
+ linux,code = ;
+ wakeup-source;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <_gpio_leds>;
+
+ d16-led {
+ gpios = < 20 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
+ panel1: panel-lcd {
+ compatible = "sgd,gktw70sdad1sd";
+
+ backlight = <_lcd>;
+ power-supply = <_touch_3v3>;
+ label = "gktw70sdad1sd";
+
+ display-timing {
+ /* clock-frequency = <29232000>; */
+ clock-frequency = <3500>;
+ hactive = <800>;
+ vactive = <480>;
+ hfront-porch = <40>;
+ hback-porch = <40>;
+ vsync-len = <48>;
+ vback-porch = <29>;
+ vfront-porch = <13>;
+ hsync-len = <3>;
+ hsync-active = <0>;
+ vsync-active = <0>;
+ de-active = <1>;
+ pixelclk-active = <0>;
+ };
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <_out>;
+ };
+ };
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "wm8731audio";
+ simple-audio-card,widgets =
+ "Headphone", "Headphone Jack",
+ "Line", "Line Jack",
+ "Microphone", "Mic Jack";
+ simple-audio-card,routing =
+ "Headphone Jack", "RHPOUT",
+ "Headphone Jack", "LHPOUT",
+ "LLINEIN", "Line Jack",
+ "RLINEIN", "Line Jack",
+ "MICIN", "Mic Bias",
+ "Mic Bias", "Mic Jack";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,bitclock-master = <_dai>;
+ simple-audio-card,frame-master = <_dai>;
+
+ codec_dai: simple-audio-card,codec {
+ sound-dai = <>;
+ system-clock-frequency = <12288000>;
+ };
+ };
+};
+
+ {
+ status = "okay";
+};
+
+ {
+ status = "okay";
+};
+
+ {
+ status = "okay";
+};
+
+ {
+ status = "okay";
+};
+
+ {
+ status =
