Skip to content

feat(sd_mmc) Make UHS-I SDR the default for ESP-P4 SD_MMC #12038

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
+8 −0
Open

feat(sd_mmc) Make UHS-I SDR the default for ESP-P4 SD_MMC #12038

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 4 additions & 0 deletions libraries/SD_MMC/src/SD_MMC.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -246,6 +246,10 @@ bool SDMMCFS::begin(const char *mountpoint, bool mode1bit, bool format_if_mount_
.width = 4,
.flags = 0,
};
#ifdef SOC_SDMMC_UHS_I_SUPPORTED
host.flags &= ~SDMMC_HOST_FLAG_DDR;
slot_config.flags = SDMMC_SLOT_FLAG_UHS1;
#endif
#else
host.slot = SDMMC_HOST_SLOT_1;
#endif
Expand Down
4 changes: 4 additions & 0 deletions libraries/SD_MMC/src/SD_MMC.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,12 @@
// you can define BOARD_MAX_SDMMC_FREQ with lower value (Ex. SDMMC_FREQ_DEFAULT)
// in pins_arduino.h for your board variant.
#ifndef BOARD_MAX_SDMMC_FREQ
#ifdef SOC_SDMMC_UHS_I_SUPPORTED
#define BOARD_MAX_SDMMC_FREQ SDMMC_FREQ_SDR50
#else
#define BOARD_MAX_SDMMC_FREQ SDMMC_FREQ_HIGHSPEED
#endif
#endif

namespace fs {

Expand Down
Loading