From 4c2ac7b9abc8d7d3407cca3677835d137a748492 Mon Sep 17 00:00:00 2001
From: Gatien Chevallier <gatien.chevallier@foss.st.com>
Date: Thu, 4 Sep 2025 09:40:56 +0200
Subject: [PATCH] arm64: dts: st: add eth1 pins for stm32mp2x platforms

Eth1 ethernet controller is present on every stm32mp2x vendor boards.
Describe the pinctrl of eth1 for each of them.

Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
Link: https://lore.kernel.org/r/20250904-mp2_ethernet-v2-1-05a060157fb7@foss.st.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
---
 arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 126 ++++++++++++++++++
 1 file changed, 126 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
index 04e1606df1269..e0d102eb61769 100644
--- a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
@@ -6,6 +6,132 @@
 #include <dt-bindings/pinctrl/stm32-pinfunc.h>
 
 &pinctrl {
+	eth1_mdio_pins_a: eth1-mdio-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('F', 0, AF10)>; /* ETH_MDC */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <2>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('F', 2, AF10)>; /* ETH_MDIO */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+	};
+
+	eth1_mdio_sleep_pins_a: eth1-mdio-sleep-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('F', 0, ANALOG)>, /* ETH_MDC */
+				 <STM32_PINMUX('F', 2, ANALOG)>; /* ETH_MDIO */
+		};
+	};
+
+	eth1_rgmii_pins_a: eth1-rgmii-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('A', 15, AF10)>, /* ETH_RGMII_TXD0 */
+				 <STM32_PINMUX('C', 1, AF10)>, /* ETH_RGMII_TXD1 */
+				 <STM32_PINMUX('H', 10, AF10)>, /* ETH_RGMII_TXD2 */
+				 <STM32_PINMUX('H', 11, AF10)>, /* ETH_RGMII_TXD3 */
+				 <STM32_PINMUX('A', 13, AF10)>; /* ETH_RGMII_TX_CTL */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <3>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('H', 9, AF10)>, /* ETH_RGMII_CLK125 */
+				 <STM32_PINMUX('C', 0, AF12)>; /* ETH_RGMII_GTX_CLK */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <3>;
+		};
+		pins3 {
+			pinmux = <STM32_PINMUX('F', 1, AF10)>, /* ETH_RGMII_RXD0 */
+				 <STM32_PINMUX('C', 2, AF10)>, /* ETH_RGMII_RXD1 */
+				 <STM32_PINMUX('H', 12, AF10)>, /* ETH_RGMII_RXD2 */
+				 <STM32_PINMUX('H', 13, AF10)>, /* ETH_RGMII_RXD3 */
+				 <STM32_PINMUX('A', 11, AF10)>; /* ETH_RGMII_RX_CTL */
+			bias-disable;
+		};
+		pins4 {
+			pinmux = <STM32_PINMUX('A', 14, AF10)>; /* ETH_RGMII_RX_CLK */
+			bias-disable;
+		};
+	};
+
+	eth1_rgmii_sleep_pins_a: eth1-rgmii-sleep-0 {
+		pins {
+			pinmux = <STM32_PINMUX('A', 15, ANALOG)>, /* ETH_RGMII_TXD0 */
+				 <STM32_PINMUX('C', 1, ANALOG)>, /* ETH_RGMII_TXD1 */
+				 <STM32_PINMUX('H', 10, ANALOG)>, /* ETH_RGMII_TXD2 */
+				 <STM32_PINMUX('H', 11, ANALOG)>, /* ETH_RGMII_TXD3 */
+				 <STM32_PINMUX('A', 13, ANALOG)>, /* ETH_RGMII_TX_CTL */
+				 <STM32_PINMUX('H', 9, ANALOG)>, /* ETH_RGMII_CLK125 */
+				 <STM32_PINMUX('C', 0, ANALOG)>, /* ETH_RGMII_GTX_CLK */
+				 <STM32_PINMUX('F', 1, ANALOG)>, /* ETH_RGMII_RXD0 */
+				 <STM32_PINMUX('C', 2, ANALOG)>, /* ETH_RGMII_RXD1 */
+				 <STM32_PINMUX('H', 12, ANALOG)>, /* ETH_RGMII_RXD2 */
+				 <STM32_PINMUX('H', 13, ANALOG)>, /* ETH_RGMII_RXD3 */
+				 <STM32_PINMUX('A', 11, ANALOG)>, /* ETH_RGMII_RX_CTL */
+				 <STM32_PINMUX('A', 14, ANALOG)>; /* ETH_RGMII_RX_CLK */
+		};
+	};
+
+	eth1_rgmii_pins_b: eth1-rgmii-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('A', 15, AF10)>, /* ETH_RGMII_TXD0 */
+				 <STM32_PINMUX('C', 1, AF10)>, /* ETH_RGMII_TXD1 */
+				 <STM32_PINMUX('H', 10, AF10)>, /* ETH_RGMII_TXD2 */
+				 <STM32_PINMUX('H', 11, AF10)>, /* ETH_RGMII_TXD3 */
+				 <STM32_PINMUX('A', 13, AF10)>; /* ETH_RGMII_TX_CTL */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <3>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('H', 9, AF10)>, /* ETH_RGMII_CLK125 */
+				 <STM32_PINMUX('C', 0, AF12)>, /* ETH_RGMII_GTX_CLK */
+				 <STM32_PINMUX('A', 9, AF10)>, /* ETH_MDC */
+				 <STM32_PINMUX('A', 10, AF10)>; /* ETH_MDIO */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <3>;
+		};
+		pins3 {
+			pinmux = <STM32_PINMUX('F', 1, AF10)>, /* ETH_RGMII_RXD0 */
+				 <STM32_PINMUX('C', 2, AF10)>, /* ETH_RGMII_RXD1 */
+				 <STM32_PINMUX('H', 12, AF10)>, /* ETH_RGMII_RXD2 */
+				 <STM32_PINMUX('H', 13, AF10)>, /* ETH_RGMII_RXD3 */
+				 <STM32_PINMUX('A', 11, AF10)>; /* ETH_RGMII_RX_CTL */
+			bias-disable;
+		};
+		pins4 {
+			pinmux = <STM32_PINMUX('A', 14, AF10)>; /* ETH_RGMII_RX_CLK */
+			bias-disable;
+		};
+	};
+
+	eth1_rgmii_sleep_pins_b: eth1-rgmii-sleep-1 {
+		pins {
+			pinmux = <STM32_PINMUX('A', 15, ANALOG)>, /* ETH_RGMII_TXD0 */
+				 <STM32_PINMUX('C', 1, ANALOG)>, /* ETH_RGMII_TXD1 */
+				 <STM32_PINMUX('H', 10, ANALOG)>, /* ETH_RGMII_TXD2 */
+				 <STM32_PINMUX('H', 11, ANALOG)>, /* ETH_RGMII_TXD3 */
+				 <STM32_PINMUX('A', 13, ANALOG)>, /* ETH_RGMII_TX_CTL */
+				 <STM32_PINMUX('H', 9, ANALOG)>, /* ETH_RGMII_CLK125 */
+				 <STM32_PINMUX('C', 0, ANALOG)>, /* ETH_RGMII_GTX_CLK */
+				 <STM32_PINMUX('A', 9, ANALOG)>, /* ETH_MDC */
+				 <STM32_PINMUX('A', 10, ANALOG)>, /* ETH_MDIO */
+				 <STM32_PINMUX('F', 1, ANALOG)>, /* ETH_RGMII_RXD0 */
+				 <STM32_PINMUX('C', 2, ANALOG)>, /* ETH_RGMII_RXD1 */
+				 <STM32_PINMUX('H', 12, ANALOG)>, /* ETH_RGMII_RXD2 */
+				 <STM32_PINMUX('H', 13, ANALOG)>, /* ETH_RGMII_RXD3 */
+				 <STM32_PINMUX('A', 11, ANALOG)>, /* ETH_RGMII_RX_CTL */
+				 <STM32_PINMUX('A', 14, AF10)>; /* ETH_RGMII_RX_CLK */
+		};
+	};
+
 	eth2_rgmii_pins_a: eth2-rgmii-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('C', 7, AF10)>, /* ETH_RGMII_TXD0 */
-- 
2.47.3