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Commit 81a0baf8 authored by Subbaraman Narayanamurthy's avatar Subbaraman Narayanamurthy
Browse files

ARM: dts: msm: update configurations of gfx_cpr regulator for 8996AU CDP 



Halo HL7509 external buck converter powers VDD_GFX voltage rail
on 8996 automotive CDP. Specify the necessary configuration for
it.

Disable closed-loop CPR operation for graphics CPR controller
until it is verified with this external buck configuration.

CRs-Fixed: 978343
Change-Id: I7d9bdce4c0b381942c6201f80b0970cad8d82ab5
Signed-off-by: default avatarSubbaraman Narayanamurthy <subbaram@codeaurora.org>
parent 42a74a1f

arch/arm/boot/dts/qcom/msm8996-auto-cdp.dtsi

+34 −0
Original line number Diff line number Diff line
@@ -404,6 +404,15 @@ 
		qcom,invert = <0>;

		status = "okay";

	};



	mpp@a500 { /* MPP 6 */

		qcom,mode = <1>;		/* Digital output */

		qcom,output-type = <0>;		/* CMOS logic */

		qcom,vin-sel = <2>;		/* S4 1.8V */

		qcom,src-sel = <0>;		/* Constant */

		qcom,master-en = <1>;		/* Enable GPIO */

		status = "okay";

	};

};



&soc {
@@ -858,3 +867,28 @@ 
&wsa881x_214 {

	/delete-property/ qcom,spkr-sd-n-gpio;

};



&hl7509_en_vreg {

	status = "ok";

};



&hl7509_vreg {

	status = "ok";

};



&gfx_cpr {

	vdd-supply = <&hl7509_vreg>;

	qcom,cpr-step-quot-init-min = <20>;

	qcom,cpr-step-quot-init-max = <26>;

	qcom,voltage-step = <10000>;

	/delete-property/ qcom,cpr-enable;

};



&gfx_vreg {

	qcom,cpr-voltage-ceiling =

		<600000  670000  670000  750000  830000

		 910000  960000 1020000>;

	qcom,cpr-voltage-floor =

		<600000  600000  600000  600000  600000

		 600000  600000  600000>;

};