From bc7d264e869aa39d9789ea330614981c1f38e49e Mon Sep 17 00:00:00 2001 From: Damien George Date: Wed, 17 Dec 2025 14:40:24 +1100 Subject: [PATCH] stm32/sdcard: Use high speed mode for SD transfers on H5/H7/N6. This doubles the speed of SD card transfers. Signed-off-by: Damien George --- ports/stm32/sdcard.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ports/stm32/sdcard.c b/ports/stm32/sdcard.c index b91fa3a9c2..3e755bf9f2 100644 --- a/ports/stm32/sdcard.c +++ b/ports/stm32/sdcard.c @@ -105,7 +105,7 @@ #define SDIO_HARDWARE_FLOW_CONTROL_ENABLE SDMMC_HARDWARE_FLOW_CONTROL_ENABLE #if defined(STM32H5) || defined(STM32H7) || defined(STM32N6) -#define SDIO_TRANSFER_CLK_DIV SDMMC_NSpeed_CLK_DIV +#define SDIO_TRANSFER_CLK_DIV SDMMC_HSPEED_CLK_DIV #define SDIO_USE_GPDMA 0 #else #define SDIO_TRANSFER_CLK_DIV SDMMC_TRANSFER_CLK_DIV