[PATCH] ARM: dts: fix incorrect vdd_arm voltage range for Exynos4412 based boards

Kukjin Kim kgene.kim at samsung.com
Sat Feb 15 12:07:46 EST 2014


On 01/18/14 20:11, Thomas Abraham wrote:
> From: Thomas Abraham<thomas.ab at samsung.com>
>
> To allow Exynos4412 based Odroidx and Origen-quad boards to operate between
> 200MHz to 1.4Ghz, update the vdd_arm voltage range to operate between these
> cpu clock speeds.
>
> Cc: Dongjin Kim<tobetter at gmail.com>
> Signed-off-by: Thomas Abraham<thomas.ab at samsung.com>
> ---
>   arch/arm/boot/dts/exynos4412-odroidx.dts |    2 +-
>   arch/arm/boot/dts/exynos4412-origen.dts  |    4 ++--
>   2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts b/arch/arm/boot/dts/exynos4412-odroidx.dts
> index 9804fcb..12459b0 100644
> --- a/arch/arm/boot/dts/exynos4412-odroidx.dts
> +++ b/arch/arm/boot/dts/exynos4412-odroidx.dts
> @@ -251,7 +251,7 @@
>   				buck2_reg: BUCK2 {
>   					regulator-name = "vdd_arm";
>   					regulator-min-microvolt =<900000>;
> -					regulator-max-microvolt =<1300000>;
> +					regulator-max-microvolt =<1350000>;
>   					regulator-always-on;
>   					regulator-boot-on;
>   				};
> diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts
> index 6bc0539..388f035 100644
> --- a/arch/arm/boot/dts/exynos4412-origen.dts
> +++ b/arch/arm/boot/dts/exynos4412-origen.dts
> @@ -459,8 +459,8 @@
>
>   				buck2_reg: BUCK2 {
>   					regulator-name = "vdd_arm";
> -					regulator-min-microvolt =<925000>;
> -					regulator-max-microvolt	=<1300000>;
> +					regulator-min-microvolt =<900000>;
> +					regulator-max-microvolt	=<1350000>;
>   					regulator-always-on;
>   					regulator-boot-on;
>   					op_mode =<1>; /* Normal Mode */

Applied, thanks.

- Kukjin



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