From 1efe750e728e18fb37c1705d4ec3f6176ca3d9d5 Mon Sep 17 00:00:00 2001
From: Dominik Haller <d.haller@phytec.de>
Date: Wed, 15 Jul 2026 16:17:39 -0700
Subject: [PATCH] arm: dts: k3-am68-phyboard-izar-u-boot: Add mcu_i2c0

Add mcu_i2c0 to access the pmic watchdog control registers.

Signed-off-by: Dominik Haller <d.haller@phytec.de>
---
 .../arm/dts/k3-am68-phyboard-izar-u-boot.dtsi | 21 +++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/arch/arm/dts/k3-am68-phyboard-izar-u-boot.dtsi b/arch/arm/dts/k3-am68-phyboard-izar-u-boot.dtsi
index cd40506d3ac..503ed69d123 100644
--- a/arch/arm/dts/k3-am68-phyboard-izar-u-boot.dtsi
+++ b/arch/arm/dts/k3-am68-phyboard-izar-u-boot.dtsi
@@ -8,14 +8,27 @@
 
 #include "k3-am68-phycore-som-binman.dtsi"
 
+&wkup_pmx2 {
+	mcu_i2c0_pins_default: mcu-i2c0-default-pins {
+		pinctrl-single,pins = <
+			J721S2_WKUP_IOPAD(0x0a0, PIN_INPUT, 0) /* (G24) MCU_I2C0_SCL */
+			J721S2_WKUP_IOPAD(0x0a4, PIN_INPUT, 0) /* (J25) MCU_I2C0_SDA */
+		>;
+	};
+};
+
 &cbass_main {
 	bootph-all;
 };
 
+&mcu_i2c0 {
+	status = "okay";
+};
+
+&mcu_uart0 {
+	bootph-all;
+};
+
 &watchdog1 {
 	status = "disabled";
 };
-
-&mcu_uart0 {
-	bootph-all;
-};