[PATCH 5/6] arm64: dts: st: add spi3/spi8 pins for stm32mp25

From: Alain Volmat
Date: Mon Dec 18 2023 - 11:01:59 EST


Add the spi3 and spi8 pins used on STM32MP257F-EV1 board.

Signed-off-by: Alain Volmat <alain.volmat@xxxxxxxxxxx>
---
arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 46 +++++++++++++++++++
1 file changed, 46 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
index 66791a974f8f..e669bfc8c3f1 100644
--- a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
@@ -60,6 +60,28 @@ pins {
};
};

+ spi3_pins_a: spi3-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('B', 7, AF1)>, /* SPI3_SCK */
+ <STM32_PINMUX('B', 8, AF1)>; /* SPI3_MOSI */
+ drive-push-pull;
+ bias-disable;
+ slew-rate = <1>;
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('B', 10, AF1)>; /* SPI3_MISO */
+ bias-disable;
+ };
+ };
+
+ spi3_sleep_pins_a: spi3-sleep-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('B', 7, ANALOG)>, /* SPI3_SCK */
+ <STM32_PINMUX('B', 8, ANALOG)>, /* SPI3_MOSI */
+ <STM32_PINMUX('B', 10, ANALOG)>; /* SPI3_MISO */
+ };
+ };
+
usart2_pins_a: usart2-0 {
pins1 {
pinmux = <STM32_PINMUX('A', 4, AF6)>; /* USART2_TX */
@@ -90,3 +112,27 @@ pins {
};
};
};
+
+&pinctrl_z {
+ spi8_pins_a: spi8-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('Z', 2, AF3)>, /* SPI8_SCK */
+ <STM32_PINMUX('Z', 0, AF3)>; /* SPI8_MOSI */
+ drive-push-pull;
+ bias-disable;
+ slew-rate = <1>;
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('Z', 1, AF3)>; /* SPI8_MISO */
+ bias-disable;
+ };
+ };
+
+ spi8_sleep_pins_a: spi8-sleep-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('Z', 2, ANALOG)>, /* SPI8_SCK */
+ <STM32_PINMUX('Z', 0, ANALOG)>, /* SPI8_MOSI */
+ <STM32_PINMUX('Z', 1, ANALOG)>; /* SPI8_MISO */
+ };
+ };
+};
--
2.25.1