From dc7b8213ddd9c31fa796b1b108f1f56bb1851202 Mon Sep 17 00:00:00 2001 From: David Collins Date: Tue, 30 Aug 2016 16:23:24 -0700 Subject: [PATCH 1/2] ARM: dts: msm: update VDD_GFX CPR ceiling voltages for msmcobalt v2 Hardware characterization has shown that some parts require higher voltage in order to operate reliably. Therefore, raise the CPR ceiling voltages for the VDD_GFX CPR regulator in order to allow higher open-loop voltages. Change-Id: I8c4ceaa2703c15c1f590befb9397d47da9f9c1e9 CRs-Fixed: 1054539 Signed-off-by: David Collins --- arch/arm/boot/dts/qcom/msmcobalt-v2.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/qcom/msmcobalt-v2.dtsi b/arch/arm/boot/dts/qcom/msmcobalt-v2.dtsi index f4d5e106e403..e2c6f4f24a6f 100644 --- a/arch/arm/boot/dts/qcom/msmcobalt-v2.dtsi +++ b/arch/arm/boot/dts/qcom/msmcobalt-v2.dtsi @@ -373,8 +373,8 @@ qcom,cpr-corner-fmax-map = <1 3 5 8>; qcom,cpr-voltage-ceiling = - <616000 676000 740000 800000 828000 - 884000 952000 1024000>; + <656000 716000 772000 880000 908000 + 948000 1016000 1088000>; qcom,cpr-voltage-floor = <516000 516000 532000 584000 632000 From 7b2efda0e1d290859b9ff6379e83d9b2832114fc Mon Sep 17 00:00:00 2001 From: David Collins Date: Tue, 30 Aug 2016 16:28:24 -0700 Subject: [PATCH 2/2] ARM: dts: msm: update VDD_GFX CPR step quot values for msmcobalt Update the initial VDD_GFX CPR step quotient values to match the latest hardware recommendation. Change-Id: Ibc5da9bb1e47e32acb0268a15cea79d48907b106 CRs-Fixed: 1054539 Signed-off-by: David Collins --- arch/arm/boot/dts/qcom/msmcobalt-regulator.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/qcom/msmcobalt-regulator.dtsi b/arch/arm/boot/dts/qcom/msmcobalt-regulator.dtsi index 256c404bb972..88642658479e 100644 --- a/arch/arm/boot/dts/qcom/msmcobalt-regulator.dtsi +++ b/arch/arm/boot/dts/qcom/msmcobalt-regulator.dtsi @@ -912,8 +912,8 @@ qcom,cpr-sensor-time = <1000>; qcom,cpr-loop-time = <5000000>; qcom,cpr-idle-cycles = <15>; - qcom,cpr-step-quot-init-min = <10>; - qcom,cpr-step-quot-init-max = <13>; + qcom,cpr-step-quot-init-min = <8>; + qcom,cpr-step-quot-init-max = <12>; qcom,cpr-count-mode = <0>; /* All-at-once min */ vdd-supply = <&pm8005_s1>;