From a56771d333edb1d1d5631e296fb2b021a39b3940 Mon Sep 17 00:00:00 2001
From: Nick Chan <towinchenmi@gmail.com>
Date: Tue, 10 Jun 2025 21:45:23 +0800
Subject: [PATCH] arm64: dts: apple: t7001: Add I2C nodes

Add I2C nodes for Apple A8X SoC.

Signed-off-by: Nick Chan <towinchenmi@gmail.com>
Link: https://lore.kernel.org/r/20250610-i2c-no-t2-v2-4-a5a71080fba9@gmail.com
Signed-off-by: Sven Peter <sven@kernel.org>
---
 arch/arm64/boot/dts/apple/t7001.dtsi | 76 ++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/arch/arm64/boot/dts/apple/t7001.dtsi b/arch/arm64/boot/dts/apple/t7001.dtsi
index a2efa81305df4..e1afb05423698 100644
--- a/arch/arm64/boot/dts/apple/t7001.dtsi
+++ b/arch/arm64/boot/dts/apple/t7001.dtsi
@@ -144,6 +144,62 @@
 			status = "disabled";
 		};
 
+		i2c0: i2c@20a110000 {
+			compatible = "apple,t7000-i2c", "apple,i2c";
+			reg = <0x2 0x0a110000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 174 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,t7000-i2c", "apple,i2c";
+			reg = <0x2 0x0a111000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 175 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,t7000-i2c", "apple,i2c";
+			reg = <0x2 0x0a112000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 176 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,t7000-i2c", "apple,i2c";
+			reg = <0x2 0x0a113000 0x0 0x1000>;
+			clocks = <&clkref>;
+			interrupt-parent = <&aic>;
+			interrupts = <AIC_IRQ 177 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,t7000-pmgr", "apple,pmgr", "syscon", "simple-mfd";
 			#address-cells = <1>;
@@ -188,6 +244,26 @@
 				     <AIC_IRQ 66 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 67 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 68 IRQ_TYPE_LEVEL_HIGH>;
+
+			i2c0_pins: i2c0-pins {
+				pinmux = <APPLE_PINMUX(38, 1)>,
+					 <APPLE_PINMUX(37, 1)>;
+			};
+
+			i2c1_pins: i2c1-pins {
+				pinmux = <APPLE_PINMUX(66, 1)>,
+					 <APPLE_PINMUX(65, 1)>;
+			};
+
+			i2c2_pins: i2c2-pins {
+				pinmux = <APPLE_PINMUX(133, 1)>,
+					 <APPLE_PINMUX(132, 1)>;
+			};
+
+			i2c3_pins: i2c3-pins {
+				pinmux = <APPLE_PINMUX(135, 1)>,
+					 <APPLE_PINMUX(134, 1)>;
+			};
 		};
 	};
 
-- 
2.47.3