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ARM: dts: msm: configure CX voltage levels from MDSS for msmcobalt

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Configure the minimum voltage level for the CX regulator to be LOW_SVS
whenever the display panel is on. This overcomes panel lock-ups seen
during idle-screen use cases when low-power states are programmed.

CRs-Fixed: 1053687
Change-Id: I0432111cb8581925b82c02b5944285855a92ca62
Signed-off-by: Aravind Venkateswaran <aravindh@codeaurora.org>
This commit is contained in:
Aravind Venkateswaran 2016-08-15 16:18:58 -07:00
parent d8000fe740
commit 0754aea0fd
1 changed files with 3 additions and 0 deletions
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3
arch/arm/boot/dts/qcom/msmcobalt-mdss.dtsi
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@ -21,6 +21,9 @@
interrupt-controller;
#interrupt-cells = <1>;
vdd-supply = <&gdsc_mdss>;
vdd-cx-supply = <&pmcobalt_s1_level>;
vdd-cx-min-uV = <RPM_SMD_REGULATOR_LEVEL_LOW_SVS>;
vdd-cx-max-uV = <RPM_SMD_REGULATOR_LEVEL_TURBO>;
/* Bus Scale Settings */
qcom,msm-bus,name = "mdss_mdp";