[PATCH] arm64: dts: exynos: gs101-pixel-common: add supply and regulator properties

Amit Sunil Dhamne amitsd at google.com
Tue Feb 24 13:28:39 PST 2026


On 2/23/26 11:01 PM, Krzysztof Kozlowski wrote:
> On 24/02/2026 06:03, Amit Sunil Dhamne via B4 Relay wrote:
>> From: Amit Sunil Dhamne <amitsd at google.com>
>>
>> Add power supply and regulator properties to the MAX77759 pmic. The
>> usb-typec device will reference the regulator provided by the pmic as
>> it supplies vbus to the typec device when operating in power source mode.
>>
>> Signed-off-by: Amit Sunil Dhamne <amitsd at google.com>
>> ---
>> This patch depends on the patchset [1].
>> [1] https://lore.kernel.org/all/20260224-max77759-charger-v8-0-eb86bd570e9c@google.com/
>> ---
>>   arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi | 8 +++++++-
>>   1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi b/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi
>> index 93892adaa679..2cc00d34dda8 100644
>> --- a/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi
>> +++ b/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi
>> @@ -142,12 +142,13 @@ &hsi2c_12 {
>>   	status = "okay";
>>   	/* TODO: add the devices once drivers exist */
>>   
>> -	usb-typec at 25 {
>> +	maxtcpci: usb-typec at 25 {
>>   		compatible = "maxim,max77759-tcpci", "maxim,max33359";
>>   		reg = <0x25>;
>>   		interrupts-extended = <&gpa8 2 IRQ_TYPE_LEVEL_LOW>;
>>   		pinctrl-0 = <&typec_int>;
>>   		pinctrl-names = "default";
>> +		vbus-supply = <&chgin_otg_reg>;
>>   
>>   		connector {
>>   			compatible = "usb-c-connector";
>> @@ -236,6 +237,11 @@ pmic at 66 {
>>   		interrupt-controller;
>>   		#interrupt-cells = <2>;
>>   
>> +		power-supplies = <&maxtcpci>;
> Missing blank line. Please follow DTS coding style.

Sorry, will fix.


BR,

Amit

>
>> +		chgin_otg_reg: chgin-otg-regulator {
>> +			regulator-name = "chgin-otg";
>> +		};
>> +
>>   		gpio {
>>   			compatible = "maxim,max77759-gpio";
>>   
>>
>> ---
>> base-commit: 8bf22c33e7a172fbc72464f4cc484d23a6b412ba
>> change-id: 20260224-max77759-charger-dts-23493398e77c
>>
>> Best regards,
>
> Best regards,
> Krzysztof



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