mirror of
https://github.com/ByteWelder/Tactility.git
synced 2026-02-18 19:03:16 +00:00
74127a5f6c
- Add kernel support for SPI driver - Add kernel support for UART driver - Implemented ESP32 UART kernel driver - Update existing UART-related code in Tactility to use new kernel driver - Remove UART from tt::hal::Configuration - Remove tt_hal_uart functionality but keep functions for now - Update devicetrees for UART changes - Kernel mutex and recursive mutex: improved locking API design - Other kernel improvements - Added device_exists_of_type() and device_find_by_name()
82 lines
1.9 KiB
Plaintext
82 lines
1.9 KiB
Plaintext
/dts-v1/;
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#include <tactility/bindings/root.h>
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#include <tactility/bindings/esp32_gpio.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_uart.h>
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// Reference: https://docs.m5stack.com/en/core/CoreS3
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/ {
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compatible = "root";
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model = "M5Stack CoreS3";
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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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i2c_internal {
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compatible = "espressif,esp32-i2c";
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port = <I2C_NUM_0>;
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clock-frequency = <400000>;
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pin-sda = <12>;
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pin-scl = <11>;
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pin-sda-pullup;
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pin-scl-pullup;
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};
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i2c_port_a {
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compatible = "espressif,esp32-i2c";
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port = <I2C_NUM_1>;
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clock-frequency = <400000>;
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pin-sda = <2>;
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pin-scl = <1>;
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pin-sda-pullup;
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pin-scl-pullup;
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};
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i2c_port_b {
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compatible = "espressif,esp32-i2c";
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port = <I2C_NUM_1>;
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clock-frequency = <400000>;
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pin-sda = <9>;
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pin-scl = <8>;
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pin-sda-pullup;
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pin-scl-pullup;
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};
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i2c_port_c {
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compatible = "espressif,esp32-i2c";
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port = <I2C_NUM_1>;
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clock-frequency = <400000>;
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pin-sda = <18>;
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pin-scl = <17>;
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sda-pullup;
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scl-pullup;
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};
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// TODO: Enable speaker via ES7210 I2C: https://github.com/m5stack/M5Unified/blob/a6256725481f1bc366655fa48cf03b6095e30ad1/src/M5Unified.cpp#L417
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// TODO: Enable microphone via ES7210 I2C: https://github.com/m5stack/M5Unified/blob/a6256725481f1bc366655fa48cf03b6095e30ad1/src/M5Unified.cpp#L616
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i2s0 {
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// Note: M5Unified sets the following for speaker: magnification = 2, oversampling = 1
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// Note: M5Unified sets the following for microphone: magnification = 4
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compatible = "espressif,esp32-i2s";
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port = <I2S_NUM_0>;
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pin-bclk = <34>;
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pin-ws = <33>;
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pin-data-out = <13>;
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pin-data-in = <14>;
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pin-mclk = <0>;
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};
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uart_port_a: uart1 {
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compatible = "espressif,esp32-uart";
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port = <UART_NUM_1>;
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pin-tx = <1>;
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pin-rx = <2>;
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pin-cts = <GPIO_PIN_NONE>;
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pin-rts = <GPIO_PIN_NONE>;
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};
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};
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