arm64: dts: apple: t8015: Add I2C nodes

Add I2C nodes for Apple A11 SoC.

Signed-off-by: Nick Chan <towinchenmi@gmail.com>
Link: https://lore.kernel.org/r/20250610-i2c-no-t2-v2-9-a5a71080fba9@gmail.com
Signed-off-by: Sven Peter <sven@kernel.org>

diff --git a/arch/arm64/boot/dts/apple/t8015.dtsi b/arch/arm64/boot/dts/apple/t8015.dtsi
index 12acf8fc8bc6bcde6b11773cadd97e9ee115f510..e002ecee339013194537910db2168c143ab3d00a 100644 (file)
--- a/arch/arm64/boot/dts/apple/t8015.dtsi
+++ b/arch/arm64/boot/dts/apple/t8015.dtsi
@@ -265,6 +265,62 @@
                        #performance-domain-cells = <0>;
                };
 
+               i2c0: i2c@22e200000 {
+                       compatible = "apple,t8015-i2c", "apple,i2c";
+                       reg = <0x2 0x2e200000 0x0 0x1000>;
+                       clocks = <&clkref>;
+                       interrupt-parent = <&aic>;
+                       interrupts = <AIC_IRQ 304 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@22e204000 {
+                       compatible = "apple,t8015-i2c", "apple,i2c";
+                       reg = <0x2 0x2e204000 0x0 0x1000>;
+                       clocks = <&clkref>;
+                       interrupt-parent = <&aic>;
+                       interrupts = <AIC_IRQ 305 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@22e208000 {
+                       compatible = "apple,t8015-i2c", "apple,i2c";
+                       reg = <0x2 0x2e208000 0x0 0x1000>;
+                       clocks = <&clkref>;
+                       interrupt-parent = <&aic>;
+                       interrupts = <AIC_IRQ 306 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@22e20c000 {
+                       compatible = "apple,t8015-i2c", "apple,i2c";
+                       reg = <0x2 0x2e20c000 0x0 0x1000>;
+                       clocks = <&clkref>;
+                       interrupt-parent = <&aic>;
+                       interrupts = <AIC_IRQ 307 IRQ_TYPE_LEVEL_HIGH>;
+                       pinctrl-0 = <&i2c3_pins>;
+                       pinctrl-names = "default";
+                       power-domains = <&ps_i2c3>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
                serial0: serial@22e600000 {
                        compatible = "apple,s5l-uart";
                        reg = <0x2 0x2e600000 0x0 0x4000>;
@@ -321,6 +377,26 @@
                                     <AIC_IRQ 54 IRQ_TYPE_LEVEL_HIGH>,
                                     <AIC_IRQ 55 IRQ_TYPE_LEVEL_HIGH>,
                                     <AIC_IRQ 56 IRQ_TYPE_LEVEL_HIGH>;
+
+                       i2c0_pins: i2c0-pins {
+                               pinmux = <APPLE_PINMUX(73, 1)>,
+                                        <APPLE_PINMUX(72, 1)>;
+                       };
+
+                       i2c1_pins: i2c1-pins {
+                               pinmux = <APPLE_PINMUX(182, 1)>,
+                                        <APPLE_PINMUX(181, 1)>;
+                       };
+
+                       i2c2_pins: i2c2-pins {
+                               pinmux = <APPLE_PINMUX(4, 1)>,
+                                        <APPLE_PINMUX(3, 1)>;
+                       };
+
+                       i2c3_pins: i2c3-pins {
+                               pinmux = <APPLE_PINMUX(184, 1)>,
+                                        <APPLE_PINMUX(183, 1)>;
+                       };
                };
 
                pinctrl_aop: pinctrl@2340f0000 {