ARM: dts: imx6q: Add support for Zealz GK802 (69144bd7) · Commits · 戴 / test

arch/arm/boot/dts/Makefile

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		@@ -169,6 +169,7 @@ dtb-$(CONFIG_ARCH_MXC) += \
		imx6q-cubox-i.dtb \
		imx6q-dfi-fs700-m60.dtb \
		imx6q-dmo-edmqmx6.dtb \
		imx6q-gk802.dtb \
		imx6q-gw51xx.dtb \
		imx6q-gw52xx.dtb \
		imx6q-gw53xx.dtb \

arch/arm/boot/dts/imx6q-gk802.dts

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		/*
		* Copyright (C) 2013 Philipp Zabel
		*
		* This file is licensed under the terms of the GNU General Public License
		* version 2. This program is licensed "as is" without any warranty of any
		* kind, whether express or implied.
		*/

		/dts-v1/;
		#include "imx6q.dtsi"

		/ {
		model = "Zealz GK802";
		compatible = "zealz,imx6q-gk802", "fsl,imx6q";

		chosen {
		linux,stdout-path = &uart4;
		};

		memory {
		reg = <0x10000000 0x40000000>;
		};

		regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_3p3v: regulator@0 {
		compatible = "regulator-fixed";
		reg = <0>;
		regulator-name = "3P3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		};
		};

		gpio-keys {
		compatible = "gpio-keys";

		recovery-button {
		label = "recovery";
		gpios = <&gpio3 16 1>;
		linux,code = <0x198>; /* KEY_RESTART */
		gpio-key,wakeup;
		};
		};
		};

		/* Internal I2C */
		&i2c2 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2c2>;
		clock-frequency = <100000>;
		status = "okay";

		/* SDMC DM2016 1024 bit EEPROM + 128 bit OTP */
		eeprom: dm2016@51 {
		compatible = "sdmc,dm2016";
		reg = <0x51>;
		};
		};

		/* External I2C via HDMI */
		&i2c3 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2c3>;
		clock-frequency = <100000>;
		status = "okay";
		};

		&iomuxc {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_hog>;

		imx6q-gk802 {
		pinctrl_hog: hoggrp {
		fsl,pins = <
		/* Recovery button, active-low */
		MX6QDL_PAD_EIM_D16__GPIO3_IO16 0x100b1
		/* RTL8192CU enable GPIO, active-low */
		MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x1b0b0
		>;
		};

		pinctrl_i2c2: i2c2grp {
		fsl,pins = <
		MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
		MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
		>;
		};

		pinctrl_i2c3: i2c3grp {
		fsl,pins = <
		MX6QDL_PAD_GPIO_5__I2C3_SCL 0x4001b8b1
		MX6QDL_PAD_GPIO_16__I2C3_SDA 0x4001b8b1
		>;
		};

		pinctrl_uart4: uart4grp {
		fsl,pins = <
		MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1
		MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1
		>;
		};

		pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
		MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059
		MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059
		MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059
		MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059
		MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059
		MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059
		>;
		};

		pinctrl_usdhc4: usdhc4grp {
		fsl,pins = <
		MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059
		MX6QDL_PAD_SD4_CLK__SD4_CLK 0x10059
		MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17059
		MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17059
		MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17059
		MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17059
		>;
		};
		};
		};

		&uart2 {
		status = "okay";
		};

		&uart4 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_uart4>;
		status = "okay";
		};

		/* External USB-A port (USBOTG) */
		&usbotg {
		disable-over-current;
		status = "okay";
		};

		/* Internal USB port (USBH1), connected to RTL8192CU */
		&usbh1 {
		disable-over-current;
		status = "okay";
		};

		/* External microSD */
		&usdhc3 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usdhc3>;
		bus-width = <4>;
		cd-gpios = <&gpio6 11 0>;
		vmmc-supply = <&reg_3p3v>;
		status = "okay";
		};

		/* Internal microSD */
		&usdhc4 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_usdhc4>;
		bus-width = <4>;
		vmmc-supply = <&reg_3p3v>;
		status = "okay";
		};

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