dts/canaan/sipeed_maix_bit.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>
13 #include <dt-bindings/leds/common.h>
17 	compatible = "sipeed,maix-bit", "sipeed,maix-bitm",
18 		     "canaan,kendryte-k210";
22 		stdout-path = "serial0:115200n8";
25 	gpio-leds {
26 		compatible = "gpio-leds";
47 	gpio-keys {
48 		compatible = "gpio-keys";
50 		key-boot {
59 	pinctrl-names = "default";
60 	pinctrl-0 = <&jtag_pinctrl>;
63 	jtag_pinctrl: jtag-pinmux {
70 	uarths_pinctrl: uarths-pinmux {
75 	gpio_pinctrl: gpio-pinmux {
86 	gpiohs_pinctrl: gpiohs-pinmux {
100 	i2s0_pinctrl: i2s0-pinmux {
106 	dvp_pinctrl: dvp-pinmux {
117 	spi0_pinctrl: spi0-pinmux {
118 		pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>,  /* cs */
124 	spi1_pinctrl: spi1-pinmux {
128 			 <K210_FPIOA(29, K210_PCF_GPIOHS13)>; /* cs */
131 	i2c1_pinctrl: i2c1-pinmux {
138 	pinctrl-0 = <&uarths_pinctrl>;
139 	pinctrl-names = "default";
144 	pinctrl-0 = <&gpiohs_pinctrl>;
145 	pinctrl-names = "default";
150 	pinctrl-0 = <&gpio_pinctrl>;
151 	pinctrl-names = "default";
156 	#sound-dai-cells = <1>;
157 	pinctrl-0 = <&i2s0_pinctrl>;
158 	pinctrl-names = "default";
162 	pinctrl-0 = <&i2c1_pinctrl>;
163 	pinctrl-names = "default";
164 	clock-frequency = <400000>;
169 	pinctrl-0 = <&spi0_pinctrl>;
170 	pinctrl-names = "default";
171 	num-cs = <1>;
172 	cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
177 		reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
178 		dc-gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
179 		spi-max-frequency = <15000000>;
180 		spi-cs-high;
186 	pinctrl-0 = <&spi1_pinctrl>;
187 	pinctrl-names = "default";
188 	num-cs = <1>;
189 	cs-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
193 		compatible = "mmc-spi-slot";
195 		voltage-ranges = <3300 3300>;
196 		spi-max-frequency = <25000000>;
197 		broken-cd;
203 		compatible = "jedec,spi-nor";
205 		spi-max-frequency = <50000000>;
206 		spi-tx-bus-width = <4>;
207 		spi-rx-bus-width = <4>;
208 		m25p,fast-read;
209 		broken-flash-reset;