[PATCH 1/3] arm64: dts: st: add sdmmc1 node in stm32mp251 SoC file

Yann Gautier yann.gautier at foss.st.com
Mon Sep 4 06:22:10 PDT 2023


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 at foss.st.com>
---
 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 at 400e0000 {
 				clocks = <&ck_flexgen_08>;
 				status = "disabled";
 			};
+
+			sdmmc1: mmc at 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 at 44230000 {
-- 
2.34.1




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