esp32/boards/ESP32_GENERIC_P4: Set SDMMC LDO channel.

sfe-SparkFro · sfe-SparkFro · commit effd6097f9c9 · 2026-03-23T17:25:35.000-06:00
The ESP32-P4-Function-EV-Board uses LDO 4 for controlling SDMMC
GPIO power. This is required to use SD cards with this board.

Signed-off-by: Dryw Wade &lt;dryw.wade@sparkfun.com&gt;
diff --git a/ports/esp32/boards/ESP32_GENERIC_P4/mpconfigboard.h b/ports/esp32/boards/ESP32_GENERIC_P4/mpconfigboard.h
@@ -12,6 +12,7 @@
 #define MICROPY_PY_ESPNOW                (0)
 
 #define MICROPY_HW_ENABLE_SDCARD            (1)
+#define MICROPY_HW_SDMMC_LDO_CHAN_ID        (4)
 
 #ifndef USB_SERIAL_JTAG_PACKET_SZ_BYTES
 #define USB_SERIAL_JTAG_PACKET_SZ_BYTES (64)
