dts/canaan/sipeed_maixduino.dts

1 // SPDX-License-Identifier: GPL-2.0+
3  * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
7 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
16 	compatible = "sipeed,maixduino", "canaan,kendryte-k210";
20 		stdout-path = "serial0:115200n8";
23 	gpio-keys {
24 		compatible = "gpio-keys";
26 		key-boot {
33 	vcc_3v3: regulator-3v3 {
34 		compatible = "regulator-fixed";
35 		regulator-name = "3v3";
36 		regulator-min-microvolt = <3300000>;
37 		regulator-max-microvolt = <3300000>;
44 	uarths_pinctrl: uarths-pinmux {
45 		pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>, /* Header "0" */
49 	gpio_pinctrl: gpio-pinmux {
50 		pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
54 	gpiohs_pinctrl: gpiohs-pinmux {
55 		pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,  /* BOOT */
70 	i2s0_pinctrl: i2s0-pinmux {
71 		pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
76 	spi1_pinctrl: spi1-pinmux {
77 		pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
83 	i2c1_pinctrl: i2c1-pinmux {
84 		pinmux = <K210_FPIOA(30, K210_PCF_I2C1_SCLK)>, /* Header "scl" */
88 	i2s1_pinctrl: i2s1-pinmux {
89 		pinmux = <K210_FPIOA(33, K210_PCF_I2S1_WS)>,
94 	spi0_pinctrl: spi0-pinmux {
95 		pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>,  /* cs */
101 	dvp_pinctrl: dvp-pinmux {
102 		pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
114 	pinctrl-0 = <&uarths_pinctrl>;
115 	pinctrl-names = "default";
120 	pinctrl-0 = <&gpiohs_pinctrl>;
121 	pinctrl-names = "default";
126 	pinctrl-0 = <&gpio_pinctrl>;
127 	pinctrl-names = "default";
132 	#sound-dai-cells = <1>;
133 	pinctrl-0 = <&i2s0_pinctrl>;
134 	pinctrl-names = "default";
138 	pinctrl-0 = <&i2c1_pinctrl>;
139 	pinctrl-names = "default";
140 	clock-frequency = <400000>;
145 	pinctrl-0 = <&spi0_pinctrl>;
146 	pinctrl-names = "default";
147 	num-cs = <1>;
148 	cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
153 		reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
154 		dc-gpios = <&gpio0 22 0>;
155 		spi-max-frequency = <15000000>;
156 		power-supply = <&vcc_3v3>;
161 	pinctrl-0 = <&spi1_pinctrl>;
162 	pinctrl-names = "default";
163 	num-cs = <1>;
164 	cs-gpios = <&gpio1_0 2 GPIO_ACTIVE_LOW>;
168 		compatible = "mmc-spi-slot";
170 		voltage-ranges = <3300 3300>;
171 		spi-max-frequency = <25000000>;
172 		broken-cd;
178 		compatible = "jedec,spi-nor";
180 		spi-max-frequency = <50000000>;
181 		spi-tx-bus-width = <4>;
182 		spi-rx-bus-width = <4>;
183 		m25p,fast-read;
184 		broken-flash-reset;