187 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			187 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
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 * Copyright (C) 2020 Western Digital Corporation or its affiliates.
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 */
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/dts-v1/;
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#include "k210.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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	model = "SiPeed MAIXDUINO";
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	compatible = "sipeed,maixduino", "canaan,kendryte-k210";
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	chosen {
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		bootargs = "earlycon console=ttySIF0";
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		stdout-path = "serial0:115200n8";
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	};
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	gpio-keys {
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		compatible = "gpio-keys";
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		key-boot {
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			label = "BOOT";
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			linux,code = <BTN_0>;
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			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
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		};
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	};
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	vcc_3v3: regulator-3v3 {
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		compatible = "regulator-fixed";
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		regulator-name = "3v3";
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		regulator-min-microvolt = <3300000>;
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		regulator-max-microvolt = <3300000>;
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	};
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};
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&fpioa {
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	status = "okay";
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	uarths_pinctrl: uarths-pinmux {
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		pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>, /* Header "0" */
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			 <K210_FPIOA(5, K210_PCF_UARTHS_TX)>; /* Header "1" */
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	};
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	gpio_pinctrl: gpio-pinmux {
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		pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
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			 <K210_FPIOA(9, K210_PCF_GPIO1)>;
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	};
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	gpiohs_pinctrl: gpiohs-pinmux {
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		pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,  /* BOOT */
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			 <K210_FPIOA(21, K210_PCF_GPIOHS2)>,  /* Header "2" */
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			 <K210_FPIOA(22, K210_PCF_GPIOHS3)>,  /* Header "3" */
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			 <K210_FPIOA(23, K210_PCF_GPIOHS4)>,  /* Header "4" */
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			 <K210_FPIOA(24, K210_PCF_GPIOHS5)>,  /* Header "5" */
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			 <K210_FPIOA(32, K210_PCF_GPIOHS6)>,  /* Header "6" */
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			 <K210_FPIOA(15, K210_PCF_GPIOHS7)>,  /* Header "7" */
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			 <K210_FPIOA(14, K210_PCF_GPIOHS8)>,  /* Header "8" */
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			 <K210_FPIOA(13, K210_PCF_GPIOHS9)>,  /* Header "9" */
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			 <K210_FPIOA(12, K210_PCF_GPIOHS10)>, /* Header "10" */
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			 <K210_FPIOA(11, K210_PCF_GPIOHS11)>, /* Header "11" */
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			 <K210_FPIOA(10, K210_PCF_GPIOHS12)>, /* Header "12" */
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			 <K210_FPIOA(3,  K210_PCF_GPIOHS13)>; /* Header "13" */
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	};
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	i2s0_pinctrl: i2s0-pinmux {
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		pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
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			 <K210_FPIOA(19, K210_PCF_I2S0_WS)>,
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			 <K210_FPIOA(20, K210_PCF_I2S0_IN_D0)>;
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	};
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	spi1_pinctrl: spi1-pinmux {
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		pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
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			 <K210_FPIOA(27, K210_PCF_SPI1_SCLK)>,
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			 <K210_FPIOA(28, K210_PCF_SPI1_D0)>,
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			 <K210_FPIOA(29, K210_PCF_GPIO2)>; /* cs */
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	};
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	i2c1_pinctrl: i2c1-pinmux {
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		pinmux = <K210_FPIOA(30, K210_PCF_I2C1_SCLK)>, /* Header "scl" */
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			 <K210_FPIOA(31, K210_PCF_I2C1_SDA)>;  /* Header "sda" */
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	};
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	i2s1_pinctrl: i2s1-pinmux {
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		pinmux = <K210_FPIOA(33, K210_PCF_I2S1_WS)>,
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			 <K210_FPIOA(34, K210_PCF_I2S1_IN_D0)>,
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			 <K210_FPIOA(35, K210_PCF_I2S1_SCLK)>;
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	};
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	spi0_pinctrl: spi0-pinmux {
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		pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>,  /* cs */
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			 <K210_FPIOA(37, K210_PCF_GPIOHS21)>,  /* rst */
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			 <K210_FPIOA(38, K210_PCF_GPIOHS22)>,  /* dc */
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			 <K210_FPIOA(39, K210_PCF_SPI0_SCLK)>; /* wr */
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	};
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	dvp_pinctrl: dvp-pinmux {
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		pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
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			 <K210_FPIOA(41, K210_PCF_SCCB_SCLK)>,
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			 <K210_FPIOA(42, K210_PCF_DVP_RST)>,
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			 <K210_FPIOA(43, K210_PCF_DVP_VSYNC)>,
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			 <K210_FPIOA(44, K210_PCF_DVP_PWDN)>,
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			 <K210_FPIOA(45, K210_PCF_DVP_HSYNC)>,
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			 <K210_FPIOA(46, K210_PCF_DVP_XCLK)>,
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			 <K210_FPIOA(47, K210_PCF_DVP_PCLK)>;
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	};
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};
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&uarths0 {
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	pinctrl-0 = <&uarths_pinctrl>;
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	pinctrl-names = "default";
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	status = "okay";
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};
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&gpio0 {
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	pinctrl-0 = <&gpiohs_pinctrl>;
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	pinctrl-names = "default";
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	status = "okay";
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};
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&gpio1 {
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	pinctrl-0 = <&gpio_pinctrl>;
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	pinctrl-names = "default";
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	status = "okay";
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};
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&i2s0 {
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	#sound-dai-cells = <1>;
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	pinctrl-0 = <&i2s0_pinctrl>;
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	pinctrl-names = "default";
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};
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&i2c1 {
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	pinctrl-0 = <&i2c1_pinctrl>;
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	pinctrl-names = "default";
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	clock-frequency = <400000>;
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	status = "okay";
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};
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&spi0 {
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	pinctrl-0 = <&spi0_pinctrl>;
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	pinctrl-names = "default";
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	num-cs = <1>;
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	cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
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	panel@0 {
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		compatible = "sitronix,st7789v";
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		reg = <0>;
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		reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
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		dc-gpios = <&gpio0 22 0>;
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		spi-max-frequency = <15000000>;
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		power-supply = <&vcc_3v3>;
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	};
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};
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&spi1 {
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	pinctrl-0 = <&spi1_pinctrl>;
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	pinctrl-names = "default";
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	num-cs = <1>;
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	cs-gpios = <&gpio1_0 2 GPIO_ACTIVE_LOW>;
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	status = "okay";
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	mmc@0 {
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		compatible = "mmc-spi-slot";
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		reg = <0>;
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		voltage-ranges = <3300 3300>;
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		spi-max-frequency = <25000000>;
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		broken-cd;
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	};
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};
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&spi3 {
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	flash@0 {
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		compatible = "jedec,spi-nor";
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		reg = <0>;
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		spi-max-frequency = <50000000>;
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		spi-tx-bus-width = <4>;
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		spi-rx-bus-width = <4>;
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		m25p,fast-read;
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		broken-flash-reset;
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	};
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};
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