[PATCH 06/19] ARM: dts: stm32: Add alternate pinmux for MP13 MCAN1 pins

Marek Vasut marex at denx.de
Mon Apr 22 01:16:52 CEST 2024


Add another mux option for MCAN1 pins, this is used on
DH electronics STM32MP13xx DHCOR DHSBC board.

Signed-off-by: Marek Vasut <marex at denx.de>
---
Cc: Patrice Chotard <patrice.chotard at foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
Cc: u-boot at dh-electronics.com
Cc: uboot-stm32 at st-md-mailman.stormreply.com
---
 arch/arm/dts/stm32mp13-pinctrl.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm/dts/stm32mp13-pinctrl.dtsi b/arch/arm/dts/stm32mp13-pinctrl.dtsi
index cfbae71efc7..b38174504ff 100644
--- a/arch/arm/dts/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/dts/stm32mp13-pinctrl.dtsi
@@ -168,6 +168,26 @@
 		};
 	};
 
+	m_can1_pins_a: m-can1-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('G', 10, AF9)>; /* CAN1_TX */
+			slew-rate = <1>;
+			drive-push-pull;
+			bias-disable;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('D', 0, AF9)>; /* CAN1_RX */
+			bias-disable;
+		};
+	};
+
+	m_can1_sleep_pins_a: m_can1-sleep-0 {
+		pins {
+			pinmux = <STM32_PINMUX('G', 10, ANALOG)>, /* CAN1_TX */
+				 <STM32_PINMUX('D', 0, ANALOG)>; /* CAN1_RX */
+		};
+	};
+
 	mcp23017_pins_a: mcp23017-0 {
 		pins {
 			pinmux = <STM32_PINMUX('G', 12, GPIO)>;
-- 
2.43.0



More information about the U-Boot mailing list