[PATCH 0/3] arm64: dts: st: add eMMC support on STM32MP257F-DK

From: Mateusz Nowicki

Date: Sat Sep 12 2026 - 16:45:30 EST


Add the SDMMC2 controller, its 8-bit pin groups and enable the
8-Gbyte eMMC of the STM32MP257F-DK. Only MMC High Speed for now.

Tested on STM32MP257F-DK.

Mateusz Nowicki (3):
arm64: dts: st: add sdmmc2 node on stm32mp251
arm64: dts: st: add sdmmc2 pins on stm32mp25
arm64: dts: st: enable eMMC on stm32mp257f-dk

arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 69 +++++++++++++++++++
arch/arm64/boot/dts/st/stm32mp251.dtsi | 15 ++++
arch/arm64/boot/dts/st/stm32mp257f-dk.dts | 21 ++++++
3 files changed, 105 insertions(+)

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2.55.0