arch/arm/boot/dts/rk3288-tinker.dts

/*
 * Copyright (c) 2017 Fuzhou Rockchip Electronics Co., Ltd.
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file 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 file 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.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/dts-v1/;

#include "rk3288.dtsi"
#include <dt-bindings/input/input.h>

/ {
	model = "Rockchip RK3288 Tinker Board";
	compatible = "asus,rk3288-tinker", "rockchip,rk3288";

	memory {
		reg = <0x0 0x80000000>;
		device_type = "memory";
	};

	ext_gmac: external-gmac-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <125000000>;
		clock-output-names = "ext_gmac";
	};

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

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

		button@0 {
			gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			label = "GPIO Key Power";
			linux,input-type = <1>;
			wakeup-source;
			debounce-interval = <100>;
		};
	};

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

		act-led {
			gpios=<&gpio1 RK_PD0 GPIO_ACTIVE_HIGH>;
			linux,default-trigger="mmc0";
		};

		heartbeat-led {
			gpios=<&gpio1 RK_PD1 GPIO_ACTIVE_HIGH>;
			linux,default-trigger="heartbeat";
		};

		pwr-led {
			gpios = <&gpio0 RK_PA3 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "default-on";
		};
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,format = "i2s";
		simple-audio-card,name = "rockchip,tinker-codec";
		simple-audio-card,mclk-fs = <512>;

		simple-audio-card,codec {
			sound-dai = <&hdmi>;
		};

		simple-audio-card,cpu {
			sound-dai = <&i2s>;
		};
	};

	vcc_sys: vsys-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc_sys";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
		regulator-boot-on;
	};

	vcc_sd: sdmmc-regulator {
		compatible = "regulator-fixed";
		gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&sdmmc_pwr>;
		regulator-name = "vcc_sd";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		startup-delay-us = <100000>;
		vin-supply = <&vcc_io>;
	};
};

&cpu0 {
	cpu0-supply = <&vdd_cpu>;
};

&gmac {
	assigned-clocks = <&cru SCLK_MAC>;
	assigned-clock-parents = <&ext_gmac>;
	clock_in_out = "input";
	phy-mode = "rgmii";
	phy-supply = <&vcc33_lan>;
	pinctrl-names = "default";
	pinctrl-0 = <&rgmii_pins>;
	snps,reset-gpio = <&gpio4 7 0>;
	snps,reset-active-low;
	snps,reset-delays-us = <0 10000 1000000>;
	tx_delay = <0x30>;
	rx_delay = <0x10>;
	status = "ok";
};

&hdmi {
	ddc-i2c-bus = <&i2c5>;
	status = "okay";
};

&i2c0 {
	clock-frequency = <400000>;
	status = "okay";

	rk808: pmic@1b {
		compatible = "rockchip,rk808";
		reg = <0x1b>;
		interrupt-parent = <&gpio0>;
		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
		#clock-cells = <1>;
		clock-output-names = "xin32k", "rk808-clkout2";
		dvs-gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>,
				<&gpio0 12 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int &global_pwroff &dvs_1 &dvs_2>;
		rockchip,system-power-controller;
		wakeup-source;

		vcc1-supply = <&vcc_sys>;
		vcc2-supply = <&vcc_sys>;
		vcc3-supply = <&vcc_sys>;
		vcc4-supply = <&vcc_sys>;
		vcc6-supply = <&vcc_sys>;
		vcc7-supply = <&vcc_sys>;
		vcc8-supply = <&vcc_io>;
		vcc9-supply = <&vcc_io>;
		vcc10-supply = <&vcc_io>;
		vcc11-supply = <&vcc_sys>;
		vcc12-supply = <&vcc_io>;
		vddio-supply = <&vcc_io>;

		regulators {
			vdd_cpu: DCDC_REG1 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <1350000>;
				regulator-name = "vdd_arm";
				regulator-ramp-delay = <6000>;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_gpu: DCDC_REG2 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1250000>;
				regulator-name = "vdd_gpu";
				regulator-ramp-delay = <6000>;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};

			vcc_ddr: DCDC_REG3 {
				regulator-always-on;
				regulator-boot-on;
				regulator-name = "vcc_ddr";
				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};

			vcc_io: DCDC_REG4 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "vcc_io";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vcc18_ldo1: LDO_REG1 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc18_ldo1";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc33_mipi: LDO_REG2 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "vcc33_mipi";
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_10: LDO_REG3 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-name = "vdd_10";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};

			vcc18_codec: LDO_REG4 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc18_codec";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vccio_sd: LDO_REG5 {
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "vccio_sd";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vdd10_lcd: LDO_REG6 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-name = "vdd10_lcd";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};

			vcc_18: LDO_REG7 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc_18";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc18_lcd: LDO_REG8 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc18_lcd";
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc33_sd: SWITCH_REG1 {
				regulator-always-on;
				regulator-boot-on;
				regulator-name = "vcc33_sd";
				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};

			vcc33_lan: SWITCH_REG2 {
				regulator-always-on;
				regulator-boot-on;
				regulator-name = "vcc33_lan";
				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};
		};
	};
};

&i2c2 {
	status = "okay";
};

&i2c5 {
	status = "okay";
};

&i2s {
	#sound-dai-cells = <0>;
	status = "okay";
};

&io_domains {
	status = "okay";

	sdcard-supply = <&vccio_sd>;
};

&pinctrl {
	pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
		drive-strength = <8>;
	};

	pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
		bias-pull-up;
		drive-strength = <8>;
	};

	backlight {
		bl_en: bl-en {
			rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	buttons {
		pwrbtn: pwrbtn {
			rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	eth_phy {
		eth_phy_pwr: eth-phy-pwr {
			rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	pmic {
		pmic_int: pmic-int {
			rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO \
					&pcfg_pull_up>;
		};

		dvs_1: dvs-1 {
			rockchip,pins = <RK_GPIO0 11 RK_FUNC_GPIO \
					&pcfg_pull_down>;
		};

		dvs_2: dvs-2 {
			rockchip,pins = <RK_GPIO0 12 RK_FUNC_GPIO \
					&pcfg_pull_down>;
		};
	};

	sdmmc {
		sdmmc_bus4: sdmmc-bus4 {
			rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
					<6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
					<6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
					<6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
		};

		sdmmc_clk: sdmmc-clk {
			rockchip,pins = <6 20 RK_FUNC_1 \
					&pcfg_pull_none_drv_8ma>;
		};

		sdmmc_cmd: sdmmc-cmd {
			rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
		};

		sdmmc_pwr: sdmmc-pwr {
			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	usb {
		host_vbus_drv: host-vbus-drv {
			rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
		};

		pwr_3g: pwr-3g {
			rockchip,pins = <7 8 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};
};

&pwm0 {
	status = "okay";
};

&saradc {
	vref-supply = <&vcc18_ldo1>;
	status ="okay";
};

&sdmmc {
	bus-width = <4>;
	cap-mmc-highspeed;
	cap-sd-highspeed;
	card-detect-delay = <200>;
	disable-wp;			/* wp not hooked up */
	num-slots = <1>;
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
	status = "okay";
	vmmc-supply = <&vcc33_sd>;
	vqmmc-supply = <&vccio_sd>;
};

&tsadc {
	rockchip,hw-tshut-mode = <1>; /* tshut mode 0:CRU 1:GPIO */
	rockchip,hw-tshut-polarity = <1>; /* tshut polarity 0:LOW 1:HIGH */
	status = "okay";
};

&uart0 {
	status = "okay";
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&uart3 {
	status = "okay";
};

&uart4 {
	status = "okay";
};

&usbphy {
	status = "okay";
};

&usb_host0_ehci {
	status = "okay";
};

&usb_host1 {
	status = "okay";
};

&usb_otg {
	status= "okay";
};

&vopb {
	status = "okay";
};

&vopb_mmu {
	status = "okay";
};

&vopl {
	status = "okay";
};

&vopl_mmu {
	status = "okay";
};

&wdt {
	status = "okay";
};