esp32: Enable PSRAM support on ESP32_GENERIC_C5.

projectgus · projectgus · commit 97151d399da7 · 2026-06-04T10:54:35.000+10:00
Similar to S2 &amp; S3, it should be OK to detect at boot
if present or not.

This work was funded through GitHub Sponsors.

Signed-off-by: Angus Gratton &lt;angus@redyak.com.au&gt;
diff --git a/ports/esp32/boards/SPARKFUN_THINGPLUS_ESP32C5/mpconfigboard.cmake b/ports/esp32/boards/SPARKFUN_THINGPLUS_ESP32C5/mpconfigboard.cmake
@@ -2,6 +2,6 @@ include(boards/mpconfigboard_esp32c5_common.cmake)
 
 list(APPEND SDKCONFIG_DEFAULTS
     boards/sdkconfig.flash_qio_80m
-    boards/sdkconfig.spiram)
+    boards/sdkconfig.spiram_sx)
 
 set(MICROPY_FROZEN_MANIFEST ${MICROPY_BOARD_DIR}/manifest.py)
diff --git a/ports/esp32/boards/mpconfigboard_esp32c5_common.cmake b/ports/esp32/boards/mpconfigboard_esp32c5_common.cmake
@@ -5,4 +5,5 @@ set(SDKCONFIG_DEFAULTS
     boards/sdkconfig.riscv
     boards/sdkconfig.ble
     boards/sdkconfig.240mhz
+    boards/sdkconfig.spiram_sx
 )
diff --git a/ports/esp32/boards/sdkconfig.spiram_sx b/ports/esp32/boards/sdkconfig.spiram_sx
@@ -1,4 +1,4 @@
-# MicroPython on ESP32-S2 and ESP32-PAD1_subscript_3, ESP IDF configuration with SPIRAM support
+# MicroPython on ESP32-S2, ESP32-S3 & ESP32-C5, ESP IDF configuration with SPIRAM support
 CONFIG_SPIRAM_MODE_QUAD=y
 CONFIG_SPIRAM_TYPE_AUTO=y
 CONFIG_SPIRAM_SPEED_80M=y

Original file line number	Diff line number	Diff line change
`@@ -5,4 +5,5 @@ set(SDKCONFIG_DEFAULTS`
`5`	`5`	`boards/sdkconfig.riscv`
`6`	`6`	`boards/sdkconfig.ble`
`7`	`7`	`boards/sdkconfig.240mhz`
	`8`	`+ boards/sdkconfig.spiram_sx`
`8`	`9`	`)`
Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# MicroPython on ESP32-S2 and ESP32-PAD1_subscript_3, ESP IDF configuration with SPIRAM support`
	`1`	`+# MicroPython on ESP32-S2, ESP32-S3 & ESP32-C5, ESP IDF configuration with SPIRAM support`
`2`	`2`	`CONFIG_SPIRAM_MODE_QUAD=y`
`3`	`3`	`CONFIG_SPIRAM_TYPE_AUTO=y`
`4`	`4`	`CONFIG_SPIRAM_SPEED_80M=y`