[PATCH v3 5/7] ARM: dts: Exynos: add cpu nodes, opp and cpu clock configuration data
Sudeep Holla
Sudeep.Holla at arm.com
Fri Feb 7 11:20:27 EST 2014
On 07/02/14 15:55, Thomas Abraham wrote:
> From: Thomas Abraham <thomas.ab at samsung.com>
>
> For all Exynos based platforms, add CPU nodes, operating points and cpu
> clock data for migrating from Exynos specific cpufreq driver to using
> generic cpufreq-cpu0 driver.
>
> Signed-off-by: Thomas Abraham <thomas.ab at samsung.com>
[...]
> diff --git a/arch/arm/boot/dts/exynos4x12.dtsi b/arch/arm/boot/dts/exynos4x12.dtsi
> index 5c412aa..c613fc2 100644
> --- a/arch/arm/boot/dts/exynos4x12.dtsi
> +++ b/arch/arm/boot/dts/exynos4x12.dtsi
> @@ -31,6 +31,42 @@
> mshc0 = &mshc_0;
> };
>
> + cpus {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + cpu at 0 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a9";
> + reg = <0>;
> + clocks = <&clock 12>;
> + clock-names = "cpu";
> +
> + operating-points = <
> + 1500000 1350000
> + 1400000 1287500
> + 1300000 1250000
> + 1200000 1187500
> + 1100000 1137500
> + 1000000 1087500
> + 900000 1037500
> + 800000 1000000
> + 700000 987500
> + 600000 975000
> + 500000 950000
> + 400000 925000
> + 300000 900000
> + 200000 900000
> + >;
> + clock-latency = <200000>;
> + boost-frequency = <1500000 1350000>;
This is confusing, 1350000 is not in the OPP frequency list or this is still
following old binding with voltage. Either case this needs to be fixed.
Regards,
Sudeep
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