linux/arch/arm/boot/dts/rk3188-radxarock.dts

/*
 * Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

/dts-v1/;
#include "rk3188.dtsi"

/ {
	model = "Radxa Rock";
	compatible = "radxa,rock", "rockchip,rk3188";

	memory {
		reg = <0x60000000 0x80000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		autorepeat;

		button@0 {
			gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
			linux,code = <116>;
			label = "GPIO Key Power";
			linux,input-type = <1>;
			gpio-key,wakeup = <1>;
			debounce-interval = <100>;
		};
	};

	gpio-leds {
		compatible = "gpio-leds";

		green {
			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		yellow {
			gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		sleep {
			gpios = <&gpio0 15 0>;
			default-state = "off";
		};
	};

	ir_recv: gpio-ir-receiver {
		compatible = "gpio-ir-receiver";
		gpios = <&gpio0 10 1>;
		pinctrl-names = "default";
		pinctrl-0 = <&ir_recv_pin>;
	};

	vcc_sd0: sdmmc-regulator {
		compatible = "regulator-fixed";
		regulator-name = "sdmmc-supply";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio3 1 GPIO_ACTIVE_LOW>;
		startup-delay-us = <100000>;
		vin-supply = <&vcc_io>;
	};
};

&i2c1 {
	status = "okay";
	clock-frequency = <400000>;

	act8846: act8846@5a {
		compatible = "active-semi,act8846";
		reg = <0x5a>;
		status = "okay";

		pinctrl-names = "default";
		pinctrl-0 = <&act8846_dvs0_ctl>;

		regulators {
			vcc_ddr: REG1 {
				regulator-name = "VCC_DDR";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
			};

			vdd_log: REG2 {
				regulator-name = "VDD_LOG";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			vdd_arm: REG3 {
				regulator-name = "VDD_ARM";
				regulator-min-microvolt = <875000>;
				regulator-max-microvolt = <1300000>;
				regulator-always-on;
			};

			vcc_io: REG4 {
				regulator-name = "VCC_IO";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
			};

			vdd_10: REG5 {
				regulator-name = "VDD_10";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
			};

			vdd_hdmi: REG6 {
				regulator-name = "VDD_HDMI";
				regulator-min-microvolt = <2500000>;
				regulator-max-microvolt = <2500000>;
				regulator-always-on;
			};

			vcc18: REG7 {
				regulator-name = "VCC_18";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			vcca_33: REG8 {
				regulator-name = "VCCA_33";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
			};

			vcc_rmii: REG9 {
				regulator-name = "VCC_RMII";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
			};

			vccio_wl: REG10 {
				regulator-name = "VCCIO_WL";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
			};

			vcc_18: REG11 {
				regulator-name = "VCC18_IO";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
			};

			vcc28: REG12 {
				regulator-name = "VCC_28";
				regulator-min-microvolt = <2800000>;
				regulator-max-microvolt = <2800000>;
				regulator-always-on;
			};
		};
	};
};

&mmc0 {
	num-slots = <1>;
	status = "okay";
	vmmc-supply = <&vcc_sd0>;

	slot@0 {
		reg = <0>;
		bus-width = <4>;
		disable-wp;
	};
};

&pinctrl {
	pcfg_output_low: pcfg-output-low {
		output-low;
	};

	act8846 {
		act8846_dvs0_ctl: act8846-dvs0-ctl {
			rockchip,pins = <RK_GPIO3 27 RK_FUNC_GPIO &pcfg_output_low>;
		};
	};

	ir-receiver {
		ir_recv_pin: ir-recv-pin {
			rockchip,pins = <RK_GPIO0 10 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};
};

&uart0 {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart3 {
	status = "okay";
};

&wdt {
	status = "okay";
};