mirror of
https://github.com/ByteWelder/Tactility.git
synced 2026-10-17 02:45:05 +00:00
170 lines
4.3 KiB
Plaintext
170 lines
4.3 KiB
Plaintext
/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_gpio.h>
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#include <tactility/bindings/esp32_i2c_master.h>
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#include <tactility/bindings/esp32_i2s.h>
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#include <tactility/bindings/esp32_pwm_ledc.h>
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#include <tactility/bindings/esp32_sdspi.h>
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#include <tactility/bindings/esp32_spi.h>
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#include <tactility/bindings/esp32_wifi_pinned.h>
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#include <tactility/bindings/esp32_usbdevice.h>
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#include <tactility/bindings/gpio_hog.h>
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#include <tactility/bindings/pwm_backlight.h>
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#include <bindings/st7789.h>
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#include <bindings/dummy_i2s_amp.h>
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#include <bindings/pdm_mic.h>
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#include <bindings/bq25896.h>
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#include <bindings/bq27220.h>
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#include <bindings/gpio_encoder.h>
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#include <bindings/esp32_led_strip.h>
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// Reference:
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// https://wiki.lilygo.cc/products/t-embed-series/t-embed-cc1101/
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// https://github.com/Xinyuan-LilyGO/T-Embed-CC1101
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// https://lilygo.cc/products/t-embed-cc1101-plus
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/ {
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compatible = "root";
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model = "T-Embed CC1101 Plus";
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wifi0 {
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compatible = "espressif,esp32-wifi-pinned";
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};
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ble0 {
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compatible = "espressif,esp32-ble";
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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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// Required to enable peripherals like BQ25896
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peripheral-power-hog {
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compatible = "gpio-hog";
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pin = <&gpio0 15 GPIO_FLAG_NONE>;
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mode = <GPIO_HOG_MODE_OUTPUT_HIGH>;
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};
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// Speaker I2S (MAX98357A amplifier)
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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 46 GPIO_FLAG_NONE>;
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pin-ws = <&gpio0 40 GPIO_FLAG_NONE>;
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pin-data-out = <&gpio0 7 GPIO_FLAG_NONE>;
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pin-data-in = <&gpio0 42 GPIO_FLAG_NONE>;
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pin-mclk = <&gpio0 39 GPIO_FLAG_NONE>;
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};
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// MAX98357A class-D speaker amplifier. No I2C.
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speaker0 {
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compatible = "maxim,max98357a";
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i2s = <&i2s0>;
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};
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mic0 {
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compatible = "generic,spm1423";
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i2s = <&i2s0>;
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channels = <1>;
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};
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// WS2812 RGB LED Ring
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// TODO - Sync on/off with DisplayIdle?
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ledstrip0 {
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compatible = "espressif,esp32-led-strip";
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pin-data = <&gpio0 14 GPIO_FLAG_NONE>;
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led-count = <8>;
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};
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i2c_internal: i2c0 {
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compatible = "espressif,esp32-i2c-master";
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port = <I2C_NUM_0>;
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clock-frequency = <100000>;
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pin-sda = <&gpio0 8 GPIO_FLAG_NONE>;
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pin-scl = <&gpio0 18 GPIO_FLAG_NONE>;
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bq27220 {
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compatible = "ti,bq27220";
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reg = <0x55>;
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};
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bq25896 {
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compatible = "ti,bq25896";
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reg = <0x6B>;
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};
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// TODO - Add PN532 NFC - IRQ GPIO 17, RES GPIO 45, address 0x24 - driver needed
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};
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display_backlight_pwm {
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compatible = "espressif,esp32-pwm-ledc";
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pin = <&gpio0 21 GPIO_FLAG_NONE>;
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period-ns = <33333>;
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ledc-timer = <0>;
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ledc-channel = <0>;
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};
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display_backlight {
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compatible = "pwm-backlight";
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// Off by default so dispaly power-on won't show the screen from before the last power loss.
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// The display backlight is turned on during the boot process.
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status = "disabled";
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pwm = <&display_backlight_pwm>;
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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 41 GPIO_FLAG_NONE>, // Display
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<&gpio0 13 GPIO_FLAG_NONE>, // SD card
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<&gpio0 12 GPIO_FLAG_NONE>, // Radio - CC1101
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<&gpio0 44 GPIO_FLAG_NONE>; // Radio - nRF24L01
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pin-mosi = <&gpio0 9 GPIO_FLAG_NONE>;
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pin-miso = <&gpio0 10 GPIO_FLAG_NONE>;
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pin-sclk = <&gpio0 11 GPIO_FLAG_NONE>;
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display@0 {
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compatible = "sitronix,st7789";
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horizontal-resolution = <320>;
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vertical-resolution = <170>;
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gap-x = <35>;
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swap-xy;
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mirror-y;
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invert-color;
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pixel-clock-hz = <80000000>;
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pin-dc = <&gpio0 16 GPIO_FLAG_NONE>;
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backlight = <&display_backlight>;
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};
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sdcard@1 {
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compatible = "espressif,esp32-sdspi";
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status = "disabled";
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frequency-khz = <20000>;
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};
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// TODO - Add CC1101 Radio - CS GPIO 12, SCK GPIO 11, MOSI GPIO 9, MISO GPIO 10, IO2 GPIO 38, IO0 GPIO 3, SW1 GPIO 47, SW0 GPIO 48 - driver needed
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// TODO - Add nRF24L01 Radio - CS GPIO 44, CE GPIO 43, IQR -1/NC, SCK GPIO 11, MOSI GPIO 9, MISO GPIO 10 - driver needed
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};
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encoder {
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compatible = "tactility,gpio-encoder";
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pin-a = <&gpio0 5 GPIO_FLAG_NONE>;
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pin-b = <&gpio0 4 GPIO_FLAG_NONE>;
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pin-enter = <&gpio0 0 GPIO_FLAG_NONE>;
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pulses-per-detent = <2>;
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pending-capacity = <8>;
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};
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usbdevice0 {
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compatible = "espressif,esp32-usbdevice";
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usbdevicemsc0 {
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compatible = "espressif,esp32-usbdevice-msc";
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};
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};
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};
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