[PATCH v2 3/9] arm64: dts: apple: t7000: Add I2C nodes
From: Nick Chan <hidden>
Date: 2025-06-10 13:46:04
Also in:
asahi, linux-devicetree, linux-i2c, lkml
Subsystem:
arm/apple machine support, the rest · Maintainers:
Sven Peter, Janne Grunau, Linus Torvalds
Add I2C nodes for Apple A8 SoC. Signed-off-by: Nick Chan <redacted> --- 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@20a0d8000 { 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>;
@@ -195,6 +251,26 @@ pinctrl: pinctrl@20e300000 { <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