[PATCH v3 3/7] ARM: dts: stm32: Add alternate pinmux for SPI2 pins
Marek Vasut
marex at denx.de
Sat Jun 25 17:21:01 PDT 2022
Add another mux option for SPI2 pins, this is used on DRC Compact board.
Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Alexandre Torgue <alexandre.torgue at foss.st.com>
Cc: linux-stm32 at st-md-mailman.stormreply.com
To: linux-arm-kernel at lists.infradead.org
---
V2: No change
V3: Fix SPI1_ comments to SPI2_ to match reality
---
arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
index b4cfa11fc9be9..58f5924902b82 100644
--- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
@@ -1879,6 +1879,21 @@ pins2 {
};
};
+ spi2_pins_b: spi2-1 {
+ pins1 {
+ pinmux = <STM32_PINMUX('I', 1, AF5)>, /* SPI2_SCK */
+ <STM32_PINMUX('I', 3, AF5)>; /* SPI2_MOSI */
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <1>;
+ };
+
+ pins2 {
+ pinmux = <STM32_PINMUX('I', 2, AF5)>; /* SPI2_MISO */
+ bias-disable;
+ };
+ };
+
spi4_pins_a: spi4-0 {
pins {
pinmux = <STM32_PINMUX('E', 12, AF5)>, /* SPI4_SCK */
--
2.35.1
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