The SDMMC1 peripheral is used for SD-cards (default on ST boards), or eMMC cards. For the moment it uses the fixed clock ck_flexgen_51, until clock driver is available. Signed-off-by: Yann Gautier <yann.gautier@xxxxxxxxxxx> --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 5268a43218415..d7cb05d534ac9 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -119,6 +119,19 @@ usart2: serial@400e0000 { clocks = <&ck_flexgen_08>; status = "disabled"; }; + + sdmmc1: mmc@48220000 { + compatible = "st,stm32mp25-sdmmc2", "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x00353180>; + reg = <0x48220000 0x400>, <0x44230400 0x8>; + interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ck_flexgen_51>; + clock-names = "apb_pclk"; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <120000000>; + status = "disabled"; + }; }; syscfg: syscon@44230000 { -- 2.34.1