Re: [PATCH V2 2/2] ARM: dts: rockchip: add dts for RK3288-Tinker board

[Andy Yan <andy.yan@rock-chips.com>]

Hi Eddie:


On 2017年02月06日 10:14, Eddie Cai wrote:
> This patch add basic support for RK3288-Tinker board. We can boot in to rootfs
> with this patch.
>
> Signed-off-by: Eddie Cai <eddie.cai@rock-chips.com>
> ---
>   arch/arm/boot/dts/Makefile          |   1 +
>   arch/arm/boot/dts/rk3288-tinker.dts | 543 ++++++++++++++++++++++++++++++++++++
>   2 files changed, 544 insertions(+)
>   create mode 100644 arch/arm/boot/dts/rk3288-tinker.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 7327250..4fc05b7 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -679,6 +679,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
>   	rk3288-popmetal.dtb \
>   	rk3288-r89.dtb \
>   	rk3288-rock2-square.dtb \
> +	rk3288-tinker.dtb \
>   	rk3288-veyron-brain.dtb \
>   	rk3288-veyron-jaq.dtb \
>   	rk3288-veyron-jerry.dtb \
> diff --git a/arch/arm/boot/dts/rk3288-tinker.dts b/arch/arm/boot/dts/rk3288-tinker.dts
> new file mode 100644
> index 0000000..c48563e
> --- /dev/null
> +++ b/arch/arm/boot/dts/rk3288-tinker.dts
> @@ -0,0 +1,543 @@
> +/*
> + * 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"
> +
> +/ {
> +	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 5 GPIO_ACTIVE_LOW>;

     It's better to describe gpios like: gpios = <&gpio0 RK_PA5 
GPIO_ACTIVE_LOW>
     see: [0]
     [0] https://patchwork.kernel.org/patch/9390693/


> +			linux,code = <116>;
> +			label = "GPIO Key Power";
> +			linux,input-type = <1>;
> +			gpio-key,wakeup = <1>;
> +			debounce-interval = <100>;
> +		};
> +	};
> +
> +	gpio-leds {
> +		compatible = "gpio-leds";
> +
> +		pwr-led {
> +			gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "default-on";
> +		};
> +
> +		act-led {
> +			gpios=<&gpio2 3 GPIO_ACTIVE_LOW>;
> +			linux,default-trigger="mmc0";
> +		};
> +	};
> +
> +	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,cpu {
> +			sound-dai = <&i2s>;
> +		};
> +		simple-audio-card,codec {
> +			sound-dai = <&hdmi>;
> +		};
> +	};
> +
> +	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 {
> +	phy-supply = <&vcc33_lan>;
> +	phy-mode = "rgmii";
> +	clock_in_out = "input";
> +	snps,reset-gpio = <&gpio4 7 0>;
> +	snps,reset-active-low;
> +	snps,reset-delays-us = <0 10000 1000000>;
> +	assigned-clocks = <&cru SCLK_MAC>;
> +	assigned-clock-parents = <&ext_gmac>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&rgmii_pins>;
> +	tx_delay = <0x30>;
> +	rx_delay = <0x10>;
> +	status = "ok";
> +};
> +
> +&hdmi {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	#sound-dai-cells = <0>;
> +	ddc-i2c-bus = <&i2c5>;
> +	status = "okay";
> +	/* Don't use vopl for HDMI */
> +	ports {
> +		hdmi_in: port {
> +			/delete-node/ endpoint@1;
> +		};
> +	};
> +};
> +
> +&i2c0 {
> +	status = "okay";
> +	clock-frequency = <400000>;
> +
> +	rk808: pmic@1b {
> +		compatible = "rockchip,rk808";
> +		reg = <0x1b>;
> +		interrupt-parent = <&gpio0>;
> +		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pmic_int &global_pwroff &dvs_1 &dvs_2>;
> +		dvs-gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>,
> +				<&gpio0 12 GPIO_ACTIVE_HIGH>;
> +
> +		rockchip,system-power-controller;
> +		wakeup-source;
> +		#clock-cells = <1>;
> +		clock-output-names = "xin32k", "rk808-clkout2";
> +
> +		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";
> +	/* Don't use vopl for HDMI */
> +	vopl_out: port {
> +		/delete-node/ endpoint@0;
> +	};
> +};
> +
> +&vopl_mmu {
> +	status = "okay";
> +};
> +
> +&wdt {
> +	status = "okay";
> +};
> +