esp32/boards/ESP32_GENERIC_P4: Add board definition for ESP32P4.

Includes a base variant with LAN, and C5_WIFI and C6_WIFI variants with
LAN, WiFi and BLE.

And builds this board in the esp32 CI, to cover the P4 support.

Signed-off-by: Vincent1-python <[email protected]>
Signed-off-by: Angus Gratton <[email protected]>
Signed-off-by: Damien George <[email protected]>

Author: Vincent1-python

.github/workflows/ports_esp32.yml

@@ -30,6 +30,7 @@ jobs:
           - esp32_build_cmod_spiram_s2
           - esp32_build_s3_c3
           - esp32_build_c2_c5_c6
+          - esp32_build_p4
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v6

ports/esp32/boards/ESP32_GENERIC_P4/board.json

@@ -0,0 +1,21 @@
+{
+    "deploy": [
+        "../deploy.md"
+    ],
+    "deploy_options": {
+        "flash_offset": "0x2000"
+    },
+    "docs": "",
+    "features": [
+        "BLE",
+        "WiFi"
+    ],
+    "images": [
+        "esp32p4_devkitmini.jpg"
+    ],
+    "mcu": "esp32p4",
+    "product": "ESP32-P4",
+    "thumbnail": "",
+    "url": "https://www.espressif.com/en/products/modules",
+    "vendor": "Espressif"
+}

ports/esp32/boards/ESP32_GENERIC_P4/board.md

@@ -0,0 +1,2 @@
+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

@@ -0,0 +1,6 @@
+set(IDF_TARGET esp32p4)
+
+set(SDKCONFIG_DEFAULTS
+    boards/sdkconfig.base
+    boards/sdkconfig.p4
+)

ports/esp32/boards/ESP32_GENERIC_P4/mpconfigboard.h

@@ -0,0 +1,31 @@
+// Both of these can be set by mpconfigboard.cmake if a BOARD_VARIANT is
+// specified.
+
+#ifndef MICROPY_HW_BOARD_NAME
+#define MICROPY_HW_BOARD_NAME "Generic ESP32P4 module"
+#endif
+
+#ifndef MICROPY_HW_MCU_NAME
+#define MICROPY_HW_MCU_NAME "ESP32P4"
+#endif
+
+#define MICROPY_PY_ESPNOW                (0)
+
+#define MICROPY_HW_ENABLE_SDCARD            (1)
+
+#ifndef USB_SERIAL_JTAG_PACKET_SZ_BYTES
+#define USB_SERIAL_JTAG_PACKET_SZ_BYTES (64)
+#endif
+
+// Enable UART REPL for modules that have an external USB-UART and don't use native USB.
+#define MICROPY_HW_ENABLE_UART_REPL     (1)
+
+#define MICROPY_PY_MACHINE_I2S          (1)
+
+// Disable Wi-Fi and Bluetooth by default, these are re-enabled in the WIFI variants
+#ifndef MICROPY_PY_NETWORK_WLAN
+#define MICROPY_PY_NETWORK_WLAN         (0)
+#endif
+#ifndef MICROPY_PY_BLUETOOTH
+#define MICROPY_PY_BLUETOOTH            (0)
+#endif

ports/esp32/boards/ESP32_GENERIC_P4/mpconfigvariant_C5_WIFI.cmake

@@ -0,0 +1,14 @@
+set(IDF_TARGET esp32p4)
+
+set(SDKCONFIG_DEFAULTS
+    boards/sdkconfig.base
+    boards/sdkconfig.p4
+    boards/sdkconfig.p4_wifi_common
+    boards/sdkconfig.p4_wifi_c5
+)
+
+list(APPEND MICROPY_DEF_BOARD
+    MICROPY_HW_BOARD_NAME="Generic ESP32P4 module with WIFI module of external ESP32C5"
+    MICROPY_PY_NETWORK_WLAN=1
+    MICROPY_PY_BLUETOOTH=1
+)

ports/esp32/boards/ESP32_GENERIC_P4/mpconfigvariant_C6_WIFI.cmake

@@ -0,0 +1,14 @@
+set(IDF_TARGET esp32p4)
+
+set(SDKCONFIG_DEFAULTS
+    boards/sdkconfig.base
+    boards/sdkconfig.p4
+    boards/sdkconfig.p4_wifi_common
+    boards/sdkconfig.p4_wifi_c6
+)
+
+list(APPEND MICROPY_DEF_BOARD
+    MICROPY_HW_BOARD_NAME="Generic ESP32P4 module with WIFI module of external ESP32C6"
+    MICROPY_PY_NETWORK_WLAN=1
+    MICROPY_PY_BLUETOOTH=1
+)

tools/ci.sh

@@ -254,6 +254,13 @@ function ci_esp32_build_c2_c5_c6 {
     make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_C6
 }
 
+function ci_esp32_build_p4 {
+    ci_esp32_build_common
+
+    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_P4
+    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_P4 BOARD_VARIANT=C6_WIFI
+}
+
 ########################################################################################
 # ports/esp8266