From dd27f2a046efeba0e9b3c39fc1cefabf125ac6c8 Mon Sep 17 00:00:00 2001
From: Marek Vasut <marex@denx.de>
Date: Mon, 13 Jun 2022 11:55:19 +0200
Subject: [PATCH] ARM: dts: stm32: Add alternate pinmux for CAN1 pins

Add another mux option for CAN1 pins, this is used on DRC Compact board.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
---
 arch/arm/dts/stm32mp15-pinctrl.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm/dts/stm32mp15-pinctrl.dtsi b/arch/arm/dts/stm32mp15-pinctrl.dtsi
index 6a5b4016f6..e0965c5936 100644
--- a/arch/arm/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/dts/stm32mp15-pinctrl.dtsi
@@ -929,6 +929,26 @@
 		};
 	};
 
+	m_can1_pins_c: m-can1-2 {
+		pins1 {
+			pinmux = <STM32_PINMUX('H', 13, AF9)>; /* CAN1_TX */
+			slew-rate = <1>;
+			drive-push-pull;
+			bias-disable;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('H', 14, AF9)>; /* CAN1_RX */
+			bias-disable;
+		};
+	};
+
+	m_can1_sleep_pins_c: m_can1-sleep-2 {
+		pins {
+			pinmux = <STM32_PINMUX('H', 13, ANALOG)>, /* CAN1_TX */
+				 <STM32_PINMUX('H', 14, ANALOG)>; /* CAN1_RX */
+		};
+	};
+
 	m_can2_pins_a: m-can2-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('B', 13, AF9)>; /* CAN2_TX */
-- 
2.39.5