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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
- */
- /dts-v1/;
- #include "k210.dtsi"
- #include <dt-bindings/gpio/gpio.h>
- #include <dt-bindings/input/input.h>
- / {
- model = "Sipeed Maix Bit 2.0";
- compatible = "sipeed,maix-bitm", "sipeed,maix-bit", "kendryte,k210";
- chosen {
- stdout-path = "serial0:115200";
- };
- gpio-leds {
- compatible = "gpio-leds";
- green {
- gpios = <&gpio1_0 4 GPIO_ACTIVE_LOW>;
- };
- red {
- gpios = <&gpio1_0 5 GPIO_ACTIVE_LOW>;
- };
- blue {
- gpios = <&gpio1_0 6 GPIO_ACTIVE_LOW>;
- };
- };
- gpio-keys {
- compatible = "gpio-keys";
- boot {
- label = "BOOT";
- linux,code = <BTN_0>;
- gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
- };
- };
- sound {
- compatible = "simple-audio-card";
- simple-audio-card,format = "i2s";
- status = "disabled";
- simple-audio-card,cpu {
- sound-dai = <&i2s0 0>;
- };
- simple-audio-card,codec {
- sound-dai = <&mic>;
- };
- };
- mic: mic {
- #sound-dai-cells = <0>;
- compatible = "memsensing,msm61s4030h0";
- status = "disabled";
- };
- };
- &uarths0 {
- pinctrl-0 = <&fpioa_uarths>;
- pinctrl-names = "default";
- status = "okay";
- };
- &gpio0 {
- pinctrl-0 = <&fpioa_gpiohs>;
- pinctrl-names = "default";
- status = "okay";
- };
- &gpio1 {
- pinctrl-0 = <&fpioa_gpio>;
- pinctrl-names = "default";
- status = "okay";
- };
- &i2s0 {
- #sound-dai-cells = <1>;
- pinctrl-0 = <&fpioa_i2s0>;
- pinctrl-names = "default";
- };
- &fpioa {
- status = "okay";
- fpioa_uarths: uarths {
- pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
- <K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
- };
- fpioa_gpio: gpio {
- pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
- <K210_FPIOA(9, K210_PCF_GPIO1)>,
- <K210_FPIOA(10, K210_PCF_GPIO2)>,
- <K210_FPIOA(11, K210_PCF_GPIO3)>,
- <K210_FPIOA(12, K210_PCF_GPIO4)>,
- <K210_FPIOA(13, K210_PCF_GPIO5)>,
- <K210_FPIOA(14, K210_PCF_GPIO6)>,
- <K210_FPIOA(15, K210_PCF_GPIO7)>;
- };
- fpioa_gpiohs: gpiohs {
- pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,
- <K210_FPIOA(17, K210_PCF_GPIOHS1)>,
- <K210_FPIOA(21, K210_PCF_GPIOHS5)>,
- <K210_FPIOA(22, K210_PCF_GPIOHS6)>,
- <K210_FPIOA(23, K210_PCF_GPIOHS7)>,
- <K210_FPIOA(24, K210_PCF_GPIOHS8)>,
- <K210_FPIOA(25, K210_PCF_GPIOHS9)>,
- <K210_FPIOA(30, K210_PCF_GPIOHS14)>,
- <K210_FPIOA(31, K210_PCF_GPIOHS15)>,
- <K210_FPIOA(32, K210_PCF_GPIOHS16)>,
- <K210_FPIOA(33, K210_PCF_GPIOHS17)>,
- <K210_FPIOA(34, K210_PCF_GPIOHS18)>,
- <K210_FPIOA(35, K210_PCF_GPIOHS19)>;
- };
- fpioa_i2s0: i2s0 {
- pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
- <K210_FPIOA(19, K210_PCF_I2S0_WS)>,
- <K210_FPIOA(20, K210_PCF_I2S0_IN_D0)>;
- };
- fpioa_dvp: dvp {
- pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
- <K210_FPIOA(41, K210_PCF_SCCB_SCLK)>,
- <K210_FPIOA(42, K210_PCF_DVP_RST)>,
- <K210_FPIOA(43, K210_PCF_DVP_VSYNC)>,
- <K210_FPIOA(44, K210_PCF_DVP_PWDN)>,
- <K210_FPIOA(45, K210_PCF_DVP_HSYNC)>,
- <K210_FPIOA(46, K210_PCF_DVP_XCLK)>,
- <K210_FPIOA(47, K210_PCF_DVP_PCLK)>;
- };
- fpioa_spi0: spi0 {
- pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>, /* cs */
- <K210_FPIOA(37, K210_PCF_GPIOHS21)>, /* rst */
- <K210_FPIOA(38, K210_PCF_GPIOHS22)>, /* dc */
- <K210_FPIOA(39, K210_PCF_SPI0_SCLK)>; /* wr */
- };
- fpioa_spi1: spi1 {
- pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
- <K210_FPIOA(27, K210_PCF_SPI1_SCLK)>,
- <K210_FPIOA(28, K210_PCF_SPI1_D0)>,
- <K210_FPIOA(29, K210_PCF_GPIOHS13)>; /* cs */
- };
- };
- &dvp0 {
- pinctrl-0 = <&fpioa_dvp>;
- pinctrl-names = "default";
- };
- &spi0 {
- pinctrl-0 = <&fpioa_spi0>;
- pinctrl-names = "default";
- num-cs = <1>;
- cs-gpios = <&gpio0 20 0>;
- panel@0 {
- compatible = "sitronix,st7789v";
- reg = <0>;
- reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
- dc-gpios = <&gpio0 22 0>;
- spi-max-frequency = <15000000>;
- status = "disabled";
- };
- };
- &spi1 {
- pinctrl-0 = <&fpioa_spi1>;
- pinctrl-names = "default";
- num-cs = <1>;
- cs-gpios = <&gpio0 13 0>;
- status = "okay";
- slot@0 {
- compatible = "mmc-spi-slot";
- reg = <0>;
- spi-max-frequency = <25000000>;
- voltage-ranges = <3300 3300>;
- broken-cd;
- };
- };
- &spi3 {
- status = "okay";
- spi-flash@0 {
- compatible = "jedec,spi-nor";
- reg = <0>;
- spi-max-frequency = <50000000>;
- m25p,fast-read;
- broken-flash-reset;
- };
- };
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