[PATCH 2/3] arm64: dts: st: add sdmmc1 pins for stm32mp25

Yann Gautier yann.gautier at foss.st.com
Mon Sep 4 06:22:11 PDT 2023


Add the pins used for SD-card on STM32MP257F-EV1 board.

Signed-off-by: Yann Gautier <yann.gautier at foss.st.com>
---
 arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 54 +++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
index d34a1d5e79c06..66791a974f8f2 100644
--- a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
@@ -6,6 +6,60 @@
 #include <dt-bindings/pinctrl/stm32-pinfunc.h>
 
 &pinctrl {
+	sdmmc1_b4_pins_a: sdmmc1-b4-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('E', 4, AF10)>, /* SDMMC1_D0 */
+				 <STM32_PINMUX('E', 5, AF10)>, /* SDMMC1_D1 */
+				 <STM32_PINMUX('E', 0, AF10)>, /* SDMMC1_D2 */
+				 <STM32_PINMUX('E', 1, AF10)>, /* SDMMC1_D3 */
+				 <STM32_PINMUX('E', 2, AF10)>; /* SDMMC1_CMD */
+			slew-rate = <2>;
+			drive-push-pull;
+			bias-disable;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC1_CK */
+			slew-rate = <3>;
+			drive-push-pull;
+			bias-disable;
+		};
+	};
+
+	sdmmc1_b4_od_pins_a: sdmmc1-b4-od-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('E', 4, AF10)>, /* SDMMC1_D0 */
+				 <STM32_PINMUX('E', 5, AF10)>, /* SDMMC1_D1 */
+				 <STM32_PINMUX('E', 0, AF10)>, /* SDMMC1_D2 */
+				 <STM32_PINMUX('E', 1, AF10)>; /* SDMMC1_D3 */
+			slew-rate = <2>;
+			drive-push-pull;
+			bias-disable;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC1_CK */
+			slew-rate = <3>;
+			drive-push-pull;
+			bias-disable;
+		};
+		pins3 {
+			pinmux = <STM32_PINMUX('E', 2, AF10)>; /* SDMMC1_CMD */
+			slew-rate = <2>;
+			drive-open-drain;
+			bias-disable;
+		};
+	};
+
+	sdmmc1_b4_sleep_pins_a: sdmmc1-b4-sleep-0 {
+		pins {
+			pinmux = <STM32_PINMUX('E', 4, ANALOG)>, /* SDMMC1_D0 */
+				 <STM32_PINMUX('E', 5, ANALOG)>, /* SDMMC1_D1 */
+				 <STM32_PINMUX('E', 0, ANALOG)>, /* SDMMC1_D2 */
+				 <STM32_PINMUX('E', 1, ANALOG)>, /* SDMMC1_D3 */
+				 <STM32_PINMUX('E', 3, ANALOG)>, /* SDMMC1_CK */
+				 <STM32_PINMUX('E', 2, ANALOG)>; /* SDMMC1_CMD */
+		};
+	};
+
 	usart2_pins_a: usart2-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('A', 4, AF6)>; /* USART2_TX */
-- 
2.34.1




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