[v3,02/14] arm64: dts: st: add SDMMC2 support on stm32mp25
diff mbox series

Message ID 20260605062900.368376-3-dario.binacchi@amarulasolutions.com
State New
Headers show
Series
  • arm64: support Engicam MicroGEA-STM32MP257-RMM board
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Commit Message

Dario Binacchi June 5, 2026, 6:27 a.m. UTC 
The SDMMC2 controller supports SD cards, eMMC memories and SDIO devices.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>

---

Changes in v3:
- Add power-domains property. Suggested by Sashiko.

 arch/arm64/boot/dts/st/stm32mp251.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Patch
diff mbox series 

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 673fbc5632e6..faa1355948e8 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -1667,6 +1667,22 @@  sdmmc1: mmc@48220000 {
 				status = "disabled";
 			};
 
+			sdmmc2: mmc@48230000 {
+				compatible = "st,stm32mp25-sdmmc2", "arm,pl18x", "arm,primecell";
+				arm,primecell-periphid = <0x00353180>;
+				reg = <0x48230000 0x400>, <0x44230800 0x8>;
+				interrupts = <GIC_SPI 197 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&rcc CK_KER_SDMMC2>;
+				clock-names = "apb_pclk";
+				resets = <&rcc SDMMC2_R>;
+				cap-sd-highspeed;
+				cap-mmc-highspeed;
+				max-frequency = <120000000>;
+				access-controllers = <&rifsc 77>;
+				power-domains = <&CLUSTER_PD>;
+				status = "disabled";
+			};
+
 			ethernet1: ethernet@482c0000 {
 				compatible = "st,stm32mp25-dwmac", "snps,dwmac-5.20";
 				reg = <0x482c0000 0x4000>;