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Message-Id: <20250610-i2c-no-t2-v2-3-a5a71080fba9@gmail.com>
Date: Tue, 10 Jun 2025 21:45:22 +0800
From: Nick Chan <towinchenmi@...il.com>
To: Janne Grunau <j@...nau.net>, Alyssa Rosenzweig <alyssa@...enzweig.io>,
Neal Gompa <neal@...pa.dev>, Andi Shyti <andi.shyti@...nel.org>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Sven Peter <sven@...nel.org>
Cc: asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Nick Chan <towinchenmi@...il.com>
Subject: [PATCH v2 3/9] arm64: dts: apple: t7000: Add I2C nodes
Add I2C nodes for Apple A8 SoC.
Signed-off-by: Nick Chan <towinchenmi@...il.com>
---
arch/arm64/boot/dts/apple/t7000.dtsi | 76 ++++++++++++++++++++++++++++++++++++
1 file changed, 76 insertions(+)
diff --git a/arch/arm64/boot/dts/apple/t7000.dtsi b/arch/arm64/boot/dts/apple/t7000.dtsi
index 52edc8d776a936ca5ba58537d4d68e153023f536..0342455d344474d34f7924a089bf5f5915e68d55 100644
--- a/arch/arm64/boot/dts/apple/t7000.dtsi
+++ b/arch/arm64/boot/dts/apple/t7000.dtsi
@@ -144,6 +144,62 @@ serial6: serial@...0d8000 {
status = "disabled";
};
+ i2c0: i2c@...110000 {
+ 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@...111000 {
+ 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@...112000 {
+ 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@...113000 {
+ 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@...000000 {
compatible = "apple,t7000-pmgr", "apple,pmgr", "syscon", "simple-mfd";
#address-cells = <1>;
@@ -195,6 +251,26 @@ pinctrl: pinctrl@...300000 {
<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(97, 1)>,
+ <APPLE_PINMUX(96, 1)>;
+ };
+
+ i2c1_pins: i2c1-pins {
+ pinmux = <APPLE_PINMUX(139, 1)>,
+ <APPLE_PINMUX(138, 1)>;
+ };
+
+ i2c2_pins: i2c2-pins {
+ pinmux = <APPLE_PINMUX(65, 1)>,
+ <APPLE_PINMUX(64, 1)>;
+ };
+
+ i2c3_pins: i2c3-pins {
+ pinmux = <APPLE_PINMUX(87, 1)>,
+ <APPLE_PINMUX(86, 1)>;
+ };
};
};
--
2.49.0
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