[PATCH 6/8] arm64: dts: apple: t8010: Add I2C nodes
Nick Chan
towinchenmi at gmail.com
Mon Jun 9 07:56:23 PDT 2025
Add I2C nodes for Apple A10 SoC.
Signed-off-by: Nick Chan <towinchenmi at gmail.com>
---
arch/arm64/boot/dts/apple/t8010.dtsi | 76 ++++++++++++++++++++++++++++++++++++
1 file changed, 76 insertions(+)
diff --git a/arch/arm64/boot/dts/apple/t8010.dtsi b/arch/arm64/boot/dts/apple/t8010.dtsi
index b961d4f65bc379da3b215ca76d5f68691df06f4d..522b3896aa87eb290dc831cbbf2cc8e593844097 100644
--- a/arch/arm64/boot/dts/apple/t8010.dtsi
+++ b/arch/arm64/boot/dts/apple/t8010.dtsi
@@ -164,6 +164,62 @@ serial0: serial at 20a0c0000 {
status = "disabled";
};
+ i2c0: i2c at 20a110000 {
+ compatible = "apple,t8010-i2c", "apple,i2c";
+ reg = <0x2 0x0a110000 0x0 0x1000>;
+ clocks = <&clkref>;
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_IRQ 232 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 at 20a111000 {
+ compatible = "apple,t8010-i2c", "apple,i2c";
+ reg = <0x2 0x0a111000 0x0 0x1000>;
+ clocks = <&clkref>;
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_IRQ 233 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 at 20a112000 {
+ compatible = "apple,t8010-i2c", "apple,i2c";
+ reg = <0x2 0x0a112000 0x0 0x1000>;
+ clocks = <&clkref>;
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_IRQ 234 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 at 20a113000 {
+ compatible = "apple,t8010-i2c", "apple,i2c";
+ reg = <0x2 0x0a113000 0x0 0x1000>;
+ clocks = <&clkref>;
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_IRQ 235 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 at 20e000000 {
compatible = "apple,t8010-pmgr", "apple,pmgr", "syscon", "simple-mfd";
#address-cells = <1>;
@@ -207,6 +263,26 @@ pinctrl_ap: pinctrl at 20f100000 {
<AIC_IRQ 46 IRQ_TYPE_LEVEL_HIGH>,
<AIC_IRQ 47 IRQ_TYPE_LEVEL_HIGH>,
<AIC_IRQ 48 IRQ_TYPE_LEVEL_HIGH>;
+
+ i2c0_pins: i2c0-pins {
+ pinmux = <APPLE_PINMUX(197, 1)>,
+ <APPLE_PINMUX(196, 1)>;
+ };
+
+ i2c1_pins: i2c1-pins {
+ pinmux = <APPLE_PINMUX(40, 1)>,
+ <APPLE_PINMUX(39, 1)>;
+ };
+
+ i2c2_pins: i2c2-pins {
+ pinmux = <APPLE_PINMUX(132, 1)>,
+ <APPLE_PINMUX(133, 1)>;
+ };
+
+ i2c3_pins: i2c3-pins {
+ pinmux = <APPLE_PINMUX(41, 1)>,
+ <APPLE_PINMUX(42, 1)>;
+ };
};
pinctrl_aop: pinctrl at 2100f0000 {
--
2.49.0
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