Commit 904c711e authored by Bjorn Andersson's avatar Bjorn Andersson
Browse files

arm64: dts: qcom: sa8295p-adp: add max20411 



The SA8295P ADP has a MAX20411 LDO regulator on I2C 12, supplying the
VDD_GFX pads. Enable the bus and add the maxim,max20411 device on the
bus.

Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: default avatarBjorn Andersson <quic_bjorande@quicinc.com>
Reviewed-by: default avatarKonrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240125-sa8295p-gpu-v4-6-7011c2a63037@quicinc.com


Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
parent fd5821a1

arch/arm64/boot/dts/qcom/sa8295p-adp.dts

+39 −0
Original line number Diff line number Diff line
@@ -266,6 +266,26 @@ &dispcc1 { 
	status = "okay";

};



&i2c12 {

	pinctrl-0 = <&qup1_i2c4_state>;

	pinctrl-names = "default";



	status = "okay";



	vdd_gfx: regulator@39 {

		compatible = "maxim,max20411";

		reg = <0x39>;



		regulator-min-microvolt = <800000>;

		regulator-max-microvolt = <800000>;



		enable-gpios = <&pmm8540a_gpios 2 GPIO_ACTIVE_HIGH>;



		pinctrl-0 = <&max20411_en>;

		pinctrl-names = "default";

	};

};



&mdss0 {

	status = "okay";

};
@@ -476,6 +496,10 @@ &pcie4_phy { 
	status = "okay";

};



&qup1 {

	status = "okay";

};



&qup2 {

	status = "okay";

};
@@ -636,6 +660,14 @@ &xo_board_clk { 


/* PINCTRL */



&pmm8540a_gpios {

	max20411_en: max20411-en-state {

		pins = "gpio2";

		function = "normal";

		output-enable;

	};

};



&tlmm {

	pcie2a_default: pcie2a-default-state {

		clkreq-n-pins {
@@ -728,4 +760,11 @@ wake-n-pins { 
			bias-pull-up;

		};

	};



	qup1_i2c4_state: qup1-i2c4-state {

		pins = "gpio0", "gpio1";

		function = "qup12";

		drive-strength = <2>;

		bias-pull-up;

	};

};