From 68e01988b2088ff5b8152cc7a8576e2b7930621a Mon Sep 17 00:00:00 2001
From: Nick Chan <towinchenmi@gmail.com>
Date: Tue, 10 Jun 2025 21:45:21 +0800
Subject: [PATCH] arm64: dts: apple: s5l8960x: Add I2C nodes

Add I2C nodes for Apple A7 SoC.

Signed-off-by: Nick Chan <towinchenmi@gmail.com>
Link: https://lore.kernel.org/r/20250610-i2c-no-t2-v2-2-a5a71080fba9@gmail.com
Signed-off-by: Sven Peter <sven@kernel.org>
---
 arch/arm64/boot/dts/apple/s5l8960x.dtsi | 76 +++++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/arch/arm64/boot/dts/apple/s5l8960x.dtsi b/arch/arm64/boot/dts/apple/s5l8960x.dtsi
index 5b5175d6978c4..462ffdd348fc8 100644
--- a/arch/arm64/boot/dts/apple/s5l8960x.dtsi
+++ b/arch/arm64/boot/dts/apple/s5l8960x.dtsi
@@ -89,6 +89,62 @@
 			status = "disabled";
 		};
 
+		i2c0: i2c@20a110000 {
+			compatible = "apple,s5l8960x-i2c", "apple,i2c";
+			reg = <0x2 0x0a110000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 154 IRQ_TYPE_LEVEL_HIGH>;
+			pinctrl-0 = <&i2c0_pins>;
+			pinctrl-names = "default";
+			power-domains = <&ps_i2c0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@20a111000 {
+			compatible = "apple,s5l8960x-i2c", "apple,i2c";
+			reg = <0x2 0x0a111000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 155 IRQ_TYPE_LEVEL_HIGH>;
+			pinctrl-0 = <&i2c1_pins>;
+			pinctrl-names = "default";
+			power-domains = <&ps_i2c1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c2: i2c@20a112000 {
+			compatible = "apple,s5l8960x-i2c", "apple,i2c";
+			reg = <0x2 0x0a112000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 156 IRQ_TYPE_LEVEL_HIGH>;
+			pinctrl-0 = <&i2c2_pins>;
+			pinctrl-names = "default";
+			power-domains = <&ps_i2c2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c3: i2c@20a113000 {
+			compatible = "apple,s5l8960x-i2c", "apple,i2c";
+			reg = <0x2 0x0a113000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 157 IRQ_TYPE_LEVEL_HIGH>;
+			pinctrl-0 = <&i2c3_pins>;
+			pinctrl-names = "default";
+			power-domains = <&ps_i2c3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		pmgr: power-management@20e000000 {
 			compatible = "apple,s5l8960x-pmgr", "apple,pmgr", "syscon", "simple-mfd";
 			#address-cells = <1>;
@@ -140,6 +196,26 @@
 				     <AIC_IRQ 112 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 113 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 114 IRQ_TYPE_LEVEL_HIGH>;
+
+			i2c0_pins: i2c0-pins {
+				pinmux = <APPLE_PINMUX(81, 1)>,
+					 <APPLE_PINMUX(80, 1)>;
+			};
+
+			i2c1_pins: i2c1-pins {
+				pinmux = <APPLE_PINMUX(83, 1)>,
+					 <APPLE_PINMUX(82, 1)>;
+			};
+
+			i2c2_pins: i2c2-pins {
+				pinmux = <APPLE_PINMUX(101, 1)>,
+					 <APPLE_PINMUX(100, 1)>;
+			};
+
+			i2c3_pins: i2c3-pins {
+				pinmux = <APPLE_PINMUX(172, 1)>,
+					 <APPLE_PINMUX(171, 1)>;
+			};
 		};
 	};
 
-- 
2.47.3