[BACKPORT] mmcsd: eMMC 4-bit wide bus support for STM32 - #390

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13022591351 wants to merge 9 commits into

PX4:px4_firmware_nuttx-10.3.0+from

13022591351:backport-emmc-4bit-widebus

Commits on Jul 23, 2026

[BACKPORT] Add eMMC driver support

RadekPesina
authored and
13022591351
committed
e65953c
[BACKPORT] drivers/mmcsd: fix regression causing emmcsd not working

eenurkka
authored and
13022591351
committed
fdc5dcf
[BACKPORT] drivers/mmcsd/mmcsd_sdio.c: fix unable to switch eMMC device to 4-bit bus width mode

TE-7000026184
authored and
13022591351
committed
eea5d1b
[BACKPORT] drivers/mmcsd/mmcsd_sdio.c|h: optimize macros for setting EXT_CSD

TE-7000026184
authored and
13022591351
committed
ebae83d
[BACKPORT] drivers/mmcsd/mmcsd.h|mmcsd_sdio.c|mmcsd_sdio.h: support MMC high speed SDR mode

TE-7000026184
authored and
13022591351
committed
0ae9d53
[BACKPORT] drivers/mmcsd/mmcsd_sdio.c: Fix setting SDIO_WIDEBUS for SD cards

Jukka Laitinen
authored and
13022591351
committed
93006c9
[BACKPORT] mmcsd: fix MMC bus width switch using wrong condition and add 8-bit support

jasonbu
authored and
13022591351
committed
dc2a68b
[BACKPORT] arch/arm/src/stm32{h7,f7,l4}: add 4-bit wide bus support for MMC/eMMC cards
13022591351
committed
ac0ffb7
[BACKPORT] drivers/mmcsd: fix eMMC bus width switch sequencing
13022591351
committed
3bc7e7c