fix(stm32mp2-fdts): fix SDMMC slew rate
New slew rate applied.
SDMMC:
- for SD card and eMMC:
- clk at 2.
- cmd and data at 1.
- for Wifi
- clk at 1.
- cmd and data at 0.
SDMMC1:
- for dk board:
- clk at 2.
- cmd and data at 1.
- for eval board:
- clk at 3.
- cmd and data at 2.
Change-Id: I2dfa62aca08a613e0532746050246fc8dc476ff8
Signed-off-by: Christophe Kerello <christophe.kerello@foss.st.com>
diff --git a/fdts/stm32mp25-pinctrl.dtsi b/fdts/stm32mp25-pinctrl.dtsi
index a22c823..b2ca962 100644
--- a/fdts/stm32mp25-pinctrl.dtsi
+++ b/fdts/stm32mp25-pinctrl.dtsi
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
/*
- * Copyright (C) 2023-2024, STMicroelectronics - All Rights Reserved
+ * Copyright (C) 2023-2025, STMicroelectronics - All Rights Reserved
* Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
*/
#include <dt-bindings/pinctrl/stm32-pinfunc.h>
@@ -38,6 +38,26 @@
};
/omit-if-no-ref/
+ sdmmc1_b4_pins_b: sdmmc1-b4-1 {
+ 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 = <1>;
+ drive-push-pull;
+ bias-disable;
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC1_CK */
+ slew-rate = <2>;
+ drive-push-pull;
+ bias-disable;
+ };
+ };
+
+ /omit-if-no-ref/
sdmmc2_b4_pins_a: sdmmc2-b4-0 {
pins1 {
pinmux = <STM32_PINMUX('E', 13, AF12)>, /* SDMMC2_D0 */
@@ -45,13 +65,13 @@
<STM32_PINMUX('E', 8, AF12)>, /* SDMMC2_D2 */
<STM32_PINMUX('E', 12, AF12)>, /* SDMMC2_D3 */
<STM32_PINMUX('E', 15, AF12)>; /* SDMMC2_CMD */
- slew-rate = <2>;
+ slew-rate = <1>;
drive-push-pull;
bias-pull-up;
};
pins2 {
pinmux = <STM32_PINMUX('E', 14, AF12)>; /* SDMMC2_CK */
- slew-rate = <3>;
+ slew-rate = <2>;
drive-push-pull;
bias-pull-up;
};
@@ -64,7 +84,7 @@
<STM32_PINMUX('E', 9, AF12)>, /* SDMMC2_D5 */
<STM32_PINMUX('E', 6, AF12)>, /* SDMMC2_D6 */
<STM32_PINMUX('E', 7, AF12)>; /* SDMMC2_D7 */
- slew-rate = <2>;
+ slew-rate = <1>;
drive-push-pull;
bias-pull-up;
};