ARM: dts: stm32: update sdmmc slew-rate in stm32mp13 pinctrl

SDMMC1/2 CK <= 50 MHz so slew-rate = <1>
A new node sdmmc1-clk-0 is added to manage the new clock pin slew-rate.

Signed-off-by: Gerald Baeza <gerald.baeza@foss.st.com>
Signed-off-by: Yann Gautier <yann.gautier@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
index 069f95f..ebb83c5 100644 (file)
--- a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
@@ -7,7 +7,7 @@
 
 &pinctrl {
        sdmmc1_b4_pins_a: sdmmc1-b4-0 {
-               pins1 {
+               pins {
                        pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
                                 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
                                 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
@@ -17,12 +17,6 @@
                        drive-push-pull;
                        bias-disable;
                };
-               pins2 {
-                       pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
-                       slew-rate = <2>;
-                       drive-push-pull;
-                       bias-disable;
-               };
        };
 
        sdmmc1_b4_od_pins_a: sdmmc1-b4-od-0 {
@@ -36,12 +30,6 @@
                        bias-disable;
                };
                pins2 {
-                       pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
-                       slew-rate = <2>;
-                       drive-push-pull;
-                       bias-disable;
-               };
-               pins3 {
                        pinmux = <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
                        slew-rate = <1>;
                        drive-open-drain;
@@ -49,6 +37,15 @@
                };
        };
 
+       sdmmc1_clk_pins_a: sdmmc1-clk-0 {
+               pins {
+                       pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
+                       slew-rate = <1>;
+                       drive-push-pull;
+                       bias-disable;
+               };
+       };
+
        uart4_pins_a: uart4-0 {
                pins1 {
                        pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */