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- /*
- * board_config.h — hardware pin map for the ESP32-P4 Dante/AES67 endpoint.
- *
- * Target board: Waveshare ESP32-P4-ETH (Ethernet via IP101 GRI PHY on RMII,
- * onboard ES8311 codec + amplifier + mic + speaker connector, 32MB PSRAM,
- * 32MB flash). Pins confirmed against the board's published pinout / ESPHome
- * device profile. Values mirror the pin table in README.md — if the board
- * ever changes, update BOTH this file and the README table together
- * (see CLAUDE.md).
- */
- #pragma once
- /* ---- Ethernet (RMII to IP101 GRI PHY) ---- */
- #define BOARD_ETH_MDC_GPIO 31
- #define BOARD_ETH_MDIO_GPIO 52
- #define BOARD_ETH_REF_CLK_GPIO 50 /* external 50 MHz clock */
- #define BOARD_ETH_PHY_RST_GPIO 51
- #define BOARD_ETH_PHY_ADDR 1
- /* ---- I2S audio to onboard ES8311 codec ---- */
- #define BOARD_I2S_MCLK_GPIO 13 /* 18.432 MHz via APLL */
- #define BOARD_I2S_BCLK_GPIO 12 /* bit clock */
- #define BOARD_I2S_LRCLK_GPIO 10 /* word/frame clock */
- #define BOARD_I2S_DOUT_GPIO 9 /* data out -> codec DAC */
- #define BOARD_I2S_DIN_GPIO 11 /* data in <- codec ADC / mic */
- /* ---- Power amp enable (NS4150B) ---- */
- #define BOARD_PA_ENABLE_GPIO 53 /* active high */
- /* ---- I2C control bus (ES8311) ---- */
- #define BOARD_I2C_SCL_GPIO 8
- #define BOARD_I2C_SDA_GPIO 7
- /* ---- Default audio format ---- */
- #define BOARD_AUDIO_SAMPLE_RATE 48000
- #define BOARD_AUDIO_BIT_DEPTH 24 /* AES67 L24 */
- #define BOARD_AUDIO_CHANNELS 2
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