diff options
| author | Janne Grunau <j@jannau.net> | 2021-11-23 23:49:25 +0100 |
|---|---|---|
| committer | Hector Martin <marcan@marcan.st> | 2021-12-01 15:21:35 +0100 |
| commit | c03edf1c0fc8648ab2f3f81ce1c00fff5fe7f69b (patch) | |
| tree | ba3771f3b44fc9775e627c5a623319d60044a23d /arch/arm64/boot/dts/apple | |
| parent | arm64: dts: apple: t8103: Add i2c nodes (diff) | |
| download | linux-c03edf1c0fc8648ab2f3f81ce1c00fff5fe7f69b.tar.xz linux-c03edf1c0fc8648ab2f3f81ce1c00fff5fe7f69b.zip | |
arm64: dts: apple: t8103: Add cd321x nodes
All M1 Mac devices have 2 SoC connected USB-C ports and use cd321x USB
type C port switch and power deliver controllers. I2c bus and addresses
configuration are for all devices equal.
The iMac (24-inch, 2021) has a configuration with 2 additional USB-C
ports (j456) using two additional cd321x controllers.
Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Sven Peter <sven@svenpeter.dev>
Tested-by: Hector Martin <marcan@marcan.st>
Signed-off-by: Hector Martin <marcan@marcan.st>
Diffstat (limited to 'arch/arm64/boot/dts/apple')
| -rw-r--r-- | arch/arm64/boot/dts/apple/t8103-j456.dts | 18 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/apple/t8103-jxxx.dtsi | 18 |
2 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/apple/t8103-j456.dts b/arch/arm64/boot/dts/apple/t8103-j456.dts index 7267e069355b..884fddf7d363 100644 --- a/arch/arm64/boot/dts/apple/t8103-j456.dts +++ b/arch/arm64/boot/dts/apple/t8103-j456.dts @@ -21,6 +21,24 @@ }; }; +&i2c0 { + hpm2: usb-pd@3b { + compatible = "apple,cd321x"; + reg = <0x3b>; + interrupt-parent = <&pinctrl_ap>; + interrupts = <106 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "irq"; + }; + + hpm3: usb-pd@3c { + compatible = "apple,cd321x"; + reg = <0x3c>; + interrupt-parent = <&pinctrl_ap>; + interrupts = <106 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "irq"; + }; +}; + /* * Force the bus number assignments so that we can declare some of the * on-board devices and properties that are populated by the bootloader diff --git a/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi b/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi index 53d22b434d76..876278fe0afe 100644 --- a/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi +++ b/arch/arm64/boot/dts/apple/t8103-jxxx.dtsi @@ -39,6 +39,24 @@ status = "okay"; }; +&i2c0 { + hpm0: usb-pd@38 { + compatible = "apple,cd321x"; + reg = <0x38>; + interrupt-parent = <&pinctrl_ap>; + interrupts = <106 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "irq"; + }; + + hpm1: usb-pd@3f { + compatible = "apple,cd321x"; + reg = <0x3f>; + interrupt-parent = <&pinctrl_ap>; + interrupts = <106 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "irq"; + }; +}; + /* * Force the bus number assignments so that we can declare some of the * on-board devices and properties that are populated by the bootloader |