Exynos cpufreq drivers does not support device tree based regulator lookup, so it can get the VDD ARM regulator only by its name. To get cpufreq working for now, this patch works this around by renaming the regulator in board dts files to vdd_arm, which is the name expected by the driver. Signed-off-by: Tomasz Figa <t.figa@xxxxxxxxxxx> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> --- arch/arm/boot/dts/exynos4210-origen.dts | 7 ++++++- arch/arm/boot/dts/exynos4210-trats.dts | 7 ++++++- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index 382d8c7..46378fe 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -192,7 +192,12 @@ }; buck1_reg: BUCK1 { - regulator-name = "VDD_ARM_1.2V"; + /* + * HACK: The real name is VDD_ARM_1.2V, + * but exynos-cpufreq does not support + * DT-based regulator lookup yet. + */ + regulator-name = "vdd_arm"; regulator-min-microvolt = <950000>; regulator-max-microvolt = <1350000>; regulator-always-on; diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts index 1c164f2..63cc571 100644 --- a/arch/arm/boot/dts/exynos4210-trats.dts +++ b/arch/arm/boot/dts/exynos4210-trats.dts @@ -290,7 +290,12 @@ }; varm_breg: BUCK1 { - regulator-name = "VARM_1.2V_C210"; + /* + * HACK: The real name is VARM_1.2V_C210, + * but exynos-cpufreq does not support + * DT-based regulator lookup yet. + */ + regulator-name = "vdd_arm"; regulator-min-microvolt = <900000>; regulator-max-microvolt = <1350000>; regulator-always-on; -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html