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Commit fb7dfda7 authored by Tirupathi Reddy's avatar Tirupathi Reddy
Browse files

ARM: dts: msm: Update CPR SW settings for msm8939 



MSM8939 has CPR for controlling voltage on VDD_APC.
Also, VDD_APC is supplied from external buck regulator.
Update voltage step_size and CPR step_quotient values
according to external buck regulator in use.

Change-Id: I31af6c26a3d1e54da5cc89f1e663d2f85f604cd9
Signed-off-by: default avatarTirupathi Reddy <tirupath@codeaurora.org>
parent 3fd4f55f

arch/arm/boot/dts/qcom/msm8939-qrd.dtsi

+6 −0
Original line number Diff line number Diff line
@@ -185,3 +185,9 @@ 
&android_usb {

	qcom,android-usb-cdrom;

};



&apc_vreg_corner {

	vdd-apc-supply = <&fan53555>;

	qcom,cpr-step-quotient = <26>;

	qcom,cpr-apc-volt-step = <12500>;

};

arch/arm/boot/dts/qcom/msm8939-regulator.dtsi

+3 −4
Original line number Diff line number Diff line
@@ -72,9 +72,8 @@ 


		qcom,cpr-fuse-corners = <3>;

		qcom,cpr-voltage-ceiling = <1050000 1150000 1350000>;

		qcom,cpr-voltage-floor = <1050000 1050000 1162500>;

		qcom,cpr-voltage-floor = <1050000 1050000 1137500>;

		vdd-apc-supply = <&ncp6335d>;

		vdd-apc-optional-prim-supply = <&fan53555>;



		qcom,vdd-mx-corner-map = <4 5 7>;

		qcom,vdd-mx-vmin-method = <4>;
@@ -88,14 +87,14 @@ 
		qcom,cpr-timer-cons-up = <0>;

		qcom,cpr-timer-cons-down = <2>;

		qcom,cpr-irq-line = <0>;

		qcom,cpr-step-quotient = <26>;

		qcom,cpr-step-quotient = <13>;

		qcom,cpr-up-threshold = <0>;

		qcom,cpr-down-threshold = <2>;

		qcom,cpr-idle-clocks = <15>;

		qcom,cpr-gcnt-time = <1>;

		qcom,vdd-apc-step-up-limit = <1>;

		qcom,vdd-apc-step-down-limit = <1>;

		qcom,cpr-apc-volt-step = <12500>;

		qcom,cpr-apc-volt-step = <6250>;



		qcom,cpr-fuse-row = <27 0>;

		qcom,cpr-fuse-target-quot = <42 24 6>;