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[16/20] ARM: dts: stm32: Add alternate pinmux for MP13 USART1 pins

Message ID 20240422002006.243687-16-marex@denx.de (mailing list archive)
State New, archived
Headers show
Series [01/20] dt-bindings: arm: stm32: Add compatible string for DH electronics STM32MP13xx DHCOR DHSBC board | expand

Commit Message

Marek Vasut April 22, 2024, 12:19 a.m. UTC
Add another mux option for USART1 pins, this is used on
DH electronics STM32MP13xx DHCOR DHSBC board.

Signed-off-by: Marek Vasut <marex@denx.de>
---
Cc: "Leonard Göhrs" <l.goehrs@pengutronix.de>
Cc: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Andre Przywara <andre.przywara@arm.com>
Cc: Conor Dooley <conor+dt@kernel.org>
Cc: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Cc: Krzysztof Kozlowski <krzk+dt@kernel.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Sean Nyekjaer <sean@geanix.com>
Cc: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Cc: devicetree@vger.kernel.org
Cc: kernel@dh-electronics.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-stm32@st-md-mailman.stormreply.com
---
 arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi | 30 +++++++++++++++++++++
 1 file changed, 30 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
index 7abd227e69f4b..dae015a0ddf86 100644
--- a/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp13-pinctrl.dtsi
@@ -688,6 +688,36 @@  pins {
 		};
 	};
 
+	usart1_pins_b: usart1-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('C', 0, AF7)>; /* USART1_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('D', 14, AF7)>; /* USART1_RX */
+			bias-pull-up;
+		};
+	};
+
+	usart1_idle_pins_b: usart1-idle-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('C', 0, ANALOG)>; /* USART1_TX */
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('D', 14, AF7)>; /* USART1_RX */
+			bias-pull-up;
+		};
+	};
+
+	usart1_sleep_pins_b: usart1-sleep-1 {
+		pins {
+			pinmux = <STM32_PINMUX('C', 0, ANALOG)>, /* USART1_TX */
+				 <STM32_PINMUX('D', 14, ANALOG)>; /* USART1_RX */
+		};
+	};
+
 	usart2_pins_a: usart2-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('H', 12, AF1)>, /* USART2_TX */