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esp32: Add support for ESP32P4.
Signed-off-by: Vincent1-python <[email protected]> Signed-off-by: Angus Gratton <[email protected]>
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‎.github/workflows/ports_esp32.yml‎

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- esp32_build_cmod_spiram_s2
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- esp32_build_s3_c3
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- esp32_build_c2_c5_c6
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- esp32_build_p4
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v5

‎ports/esp32/boards/ESP32_GENERIC_P4/board.json‎

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{
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"deploy": [
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"../deploy.md"
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],
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"deploy_options": {
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"flash_offset": "0x2000"
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},
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"docs": "",
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"features": [
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"BLE",
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"WiFi"
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],
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"images": [
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"esp32p4_devkitmini.jpg"
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],
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"mcu": "esp32p4",
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"product": "ESP32-P4",
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"thumbnail": "",
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"url": "https://www.espressif.com/en/products/modules",
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"vendor": "Espressif"
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}

‎ports/esp32/boards/ESP32_GENERIC_P4/board.md‎

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The following firmware is applicable to most development boards based on ESP32-P4, and the development boards must be equipped with at least 16 MiB external SPI Flash.

‎ports/esp32/boards/ESP32_GENERIC_P4/mpconfigboard.cmake‎

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set(IDF_TARGET esp32p4)
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set(SDKCONFIG_DEFAULTS
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boards/sdkconfig.base
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boards/sdkconfig.p4
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)

‎ports/esp32/boards/ESP32_GENERIC_P4/mpconfigboard.h‎

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// Both of these can be set by mpconfigboard.cmake if a BOARD_VARIANT is
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// specified.
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#ifndef MICROPY_HW_BOARD_NAME
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#define MICROPY_HW_BOARD_NAME "Generic ESP32P4 module"
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#endif
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#ifndef MICROPY_HW_MCU_NAME
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#define MICROPY_HW_MCU_NAME "ESP32P4"
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#endif
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#define MICROPY_PY_ESPNOW (0)
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#define MICROPY_HW_ENABLE_SDCARD (1)
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#ifndef USB_SERIAL_JTAG_PACKET_SZ_BYTES
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#define USB_SERIAL_JTAG_PACKET_SZ_BYTES (64)
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#endif
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// Enable UART REPL for modules that have an external USB-UART and don't use native USB.
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#define MICROPY_HW_ENABLE_UART_REPL (1)
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#define MICROPY_PY_MACHINE_I2S (1)
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// Disable all networking, Wi-Fi and Bluetooth by default, these are re-enabled in the WIFI variants
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// (note the ESP32-P4 also has an ethernet MAC, not currently supported in MicroPython)
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#ifndef MICROPY_PY_NETWORK
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#define MICROPY_PY_NETWORK (0)
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#endif
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#ifndef MICROPY_PY_NETWORK_WLAN
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#define MICROPY_PY_NETWORK_WLAN (0)
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#endif
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#ifndef MICROPY_PY_BLUETOOTH
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#define MICROPY_PY_BLUETOOTH (0)
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#endif

‎ports/esp32/boards/ESP32_GENERIC_P4/mpconfigvariant_C5_WIFI.cmake‎

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set(IDF_TARGET esp32p4)
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set(SDKCONFIG_DEFAULTS
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boards/sdkconfig.base
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boards/sdkconfig.p4
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boards/sdkconfig.p4_wifi_common
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boards/sdkconfig.p4_wifi_c5
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)
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list(APPEND MICROPY_DEF_BOARD
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MICROPY_HW_BOARD_NAME="Generic ESP32P4 module with WIFI module of external ESP32C5"
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)

‎ports/esp32/boards/ESP32_GENERIC_P4/mpconfigvariant_C6_WIFI.cmake‎

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set(IDF_TARGET esp32p4)
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set(SDKCONFIG_DEFAULTS
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boards/sdkconfig.base
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boards/sdkconfig.p4
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boards/sdkconfig.p4_wifi_common
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boards/sdkconfig.p4_wifi_c6
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)
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list(APPEND MICROPY_DEF_BOARD
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MICROPY_HW_BOARD_NAME="Generic ESP32P4 module with WIFI module of external ESP32C6"
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MICROPY_PY_NETWORK=1
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MICROPY_PY_NETWORK_WLAN=1
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MICROPY_PY_BLUETOOTH=1
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)

‎ports/esp32/boards/make-pins.py‎

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import boardgen
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# Pins start at zero, and the highest pin index on any ESP32* chip is 48.
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NUM_GPIOS = 49
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# Pins start at zero, and the highest pin index on any ESP32* chip is 54.
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NUM_GPIOS = 55
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class Esp32Pin(boardgen.Pin):

‎ports/esp32/boards/sdkconfig.p4‎

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# Flash
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CONFIG_FLASHMODE_QIO=y
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CONFIG_ESPTOOLPY_FLASHSIZE_16MB=y
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# Memory
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CONFIG_SPIRAM=y
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CONFIG_SPIRAM_MEMTEST=
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CONFIG_SPIRAM_IGNORE_NOTFOUND=y
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CONFIG_MBEDTLS_DEFAULT_MEM_ALLOC=y
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CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL=50768
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# ULP : not fixed
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CONFIG_SOC_ULP_SUPPORTED=n
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CONFIG_ULP_COPROC_ENABLED=n
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CONFIG_ULP_COPROC_TYPE_FSM=n

‎ports/esp32/boards/sdkconfig.p4_wifi_c5‎

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# Most settings are in sdkconfig.p4_wifi_common
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CONFIG_SLAVE_IDF_TARGET_ESP32C5=y

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