Ken Van Hoeylandt
82 lines
2.0 KiB
Devicetree
82 lines
2.0 KiB
Devicetree
/dts-v1/;
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#include <tactility/bindings/root.h>
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#include <tactility/bindings/esp32_ble.h>
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#include <tactility/bindings/esp32_wifi_pinned.h>
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#include <tactility/bindings/esp32_gpio.h>
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#include <tactility/bindings/esp32_grove.h>
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#include <tactility/bindings/esp32_i2c.h>
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#include <tactility/bindings/esp32_i2s.h>
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#include <tactility/bindings/esp32_spi.h>
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#include <tactility/bindings/esp32_uart.h>
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#include <tactility/bindings/esp32_sdspi.h>
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#include <tactility/bindings/display_placeholder.h>
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// Reference: https://docs.m5stack.com/en/core/Cardputer
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/ {
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compatible = "root";
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model = "M5Stack Cardputer";
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wifi0 {
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compatible = "espressif,esp32-wifi-pinned";
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status = "disabled";
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};
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ble0 {
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compatible = "espressif,esp32-ble";
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status = "disabled";
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};
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gpio0 {
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compatible = "espressif,esp32-gpio";
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gpio-count = <49>;
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};
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port_a: grove0 {
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compatible = "espressif,esp32-grove";
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defaultMode = <GROVE_MODE_I2C>;
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pinSdaTx = <&gpio0 2 GPIO_FLAG_NONE>;
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pinSclRx = <&gpio0 1 GPIO_FLAG_NONE>;
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uartPort = <UART_NUM_1>;
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i2cPort = <I2C_NUM_0>;
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i2cClockFrequency = <400000>;
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};
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spi0 {
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compatible = "espressif,esp32-spi";
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host = <SPI2_HOST>;
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cs-gpios = <&gpio0 37 GPIO_FLAG_NONE>;
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pin-mosi = <&gpio0 35 GPIO_FLAG_NONE>;
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pin-sclk = <&gpio0 36 GPIO_FLAG_NONE>;
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display {
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compatible = "display-placeholder";
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};
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};
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spi1 {
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compatible = "espressif,esp32-spi";
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host = <SPI3_HOST>;
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cs-gpios = <&gpio0 12 GPIO_FLAG_NONE>;
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pin-mosi = <&gpio0 14 GPIO_FLAG_NONE>;
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pin-miso = <&gpio0 39 GPIO_FLAG_NONE>;
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pin-sclk = <&gpio0 40 GPIO_FLAG_NONE>;
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sdcard@0 {
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compatible = "espressif,esp32-sdspi";
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frequency-khz = <20000>;
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};
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};
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// Speaker and microphone
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// TODO: Microphone I2C init code from https://github.com/m5stack/M5Unified/blob/a6256725481f1bc366655fa48cf03b6095e30ad1/src/M5Unified.cpp#L936
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i2s0 {
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compatible = "espressif,esp32-i2s";
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port = <I2S_NUM_0>;
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pin-bclk = <&gpio0 41 GPIO_FLAG_NONE>;
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pin-ws = <&gpio0 43 GPIO_FLAG_NONE>;
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pin-data-out = <&gpio0 42 GPIO_FLAG_NONE>;
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pin-data-in = <&gpio0 46 GPIO_FLAG_NONE>;
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};
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};
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