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ARM: tegra: Enable CPUFreq support for Tegra124 Chromebooks

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Add the device-tree DFLL clock node and CPU regulator phandle for
Tegra124 Chromebooks to enable CPUFreq support on these boards.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Jon Hunter 2015-06-03 12:43:41 +01:00 committed by Thierry Reding
parent 6ff33f3902
commit 9a0baee960
1 changed files with 14 additions and 1 deletions
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15
arch/arm/boot/dts/tegra124-nyan.dtsi
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@ -159,7 +159,7 @@ regulators {
vin-ldo9-10-supply = <&vdd_5v0_sys>;
vin-ldo11-supply = <&vdd_3v3_run>;
sd0 {
vdd_cpu: sd0 {
regulator-name = "+VDD_CPU_AP";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1350000>;
@ -397,6 +397,13 @@ sdhci@0,700b0600 { /* eMMC on this bus */
non-removable;
};
/* CPU DFLL clock */
clock@0,70110000 {
status = "okay";
vdd-cpu-supply = <&vdd_cpu>;
nvidia,i2c-fs-rate = <400000>;
};
ahub@0,70300000 {
i2s@0,70301100 {
status = "okay";
@ -487,6 +494,12 @@ clk32k_in: clock@0 {
};
};
cpus {
cpu@0 {
vdd-cpu-supply = <&vdd_cpu>;
};
};
gpio-keys {
compatible = "gpio-keys";