ARM64: dts: tegra21: set cpu/gpu regulator min voltage to 618.75mV

As per Maxim recommendation, setting CPU and GPU minimum voltage to
618.75mV as device is not able to output other two lower voltages
606.25mV(0x0) and 612.50mV(0x1).

Bug 200116080

Change-Id: Ibb60e0e0ff8c6e6dabddf6a3e78c22a4e49788b8
Signed-off-by: Venkat Reddy Talla <vreddytalla@nvidia.com>
Reviewed-on: http://git-master/r/761600
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

diff --git a/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-pmic-p2290-1100-a00.dtsi b/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-pmic-p2290-1100-a00.dtsi
index ba4f9f0a988f10842bc19e11cc93704e5964cac9..e2bf1a7d2e4ae2c793b7854d0b969c84b415051e 100644 (file)
--- a/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-pmic-p2290-1100-a00.dtsi
+++ b/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-pmic-p2290-1100-a00.dtsi
@@ -31,10 +31,10 @@
                        interrupt-parent = <&gpio>;
                        interrupts = <TEGRA_GPIO(Y, 1) IRQF_TRIGGER_FALLING>;
                        regulator-name = "vdd-cpu";
-                       regulator-min-microvolt = <606250>;
+                       regulator-min-microvolt = <618750>;
                        regulator-max-microvolt = <1400000>;
                        regulator-max-microamp = <15000000>;
-                       regulator-n-voltages = <128>;
+                       regulator-n-voltages = <126>;
                        regulator-ramp-delay = <12000>;
                        regulator-enable-ramp-delay = <150>;
                        regulator-disable-ramp-delay = <60000>;
@@ -54,7 +54,7 @@
                        interrupt-parent = <&gpio>;
                        interrupts = <TEGRA_GPIO(A, 6) IRQF_TRIGGER_FALLING>;
                        regulator-name = "vdd-gpu";
-                       regulator-min-microvolt = <606250>;
+                       regulator-min-microvolt = <618750>;
                        regulator-max-microvolt = <1400000>;
                        regulator-max-microamp = <9000000>;
                        regulator-init-microvolt = <1000000>;

diff --git a/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-power-tree-p2290-1100-a00.dtsi b/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-power-tree-p2290-1100-a00.dtsi
index e472fd910d6784da3c02d8443eef4667af789285..031de72711f6686ca0e348d85201894ab85ff98e 100644 (file)
--- a/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-power-tree-p2290-1100-a00.dtsi
+++ b/arch/arm64/boot/dts/tegra210-platforms/tegra210-hawkeye-power-tree-p2290-1100-a00.dtsi
@@ -56,7 +56,7 @@
 
        cpuidle {
                vdd-cpu-supply = <&cpu_max77621_reg>;
-               cc4-microvolt = <606250>;
+               cc4-microvolt = <618750>;
        };
 
        i2c@546c0000 {