On 2015년 12월 10일 09:53, Krzysztof Kozlowski wrote: > On 09.12.2015 13:07, Chanwoo Choi wrote: >> This patch adds the DMC (Dynamic Memory Controller) bus frequency node >> which includes the devfreq-events and regulator properties. The bus >> frequency support the DVFS (Dynamic Voltage Frequency Scaling) feature >> with ondemand governor. >> >> The devfreq-events (ppmu_dmc0*) can monitor the utilization of DMC bus >> on runtime and the buck1_reg (VDD_MIF power line) supplies the power to >> the DMC block. >> >> Signed-off-by: Chanwoo Choi <cw00.c...@samsung.com> >> --- >> arch/arm/boot/dts/exynos3250-monk.dts | 6 ++++++ >> arch/arm/boot/dts/exynos3250-rinato.dts | 6 ++++++ >> 2 files changed, 12 insertions(+) >> >> diff --git a/arch/arm/boot/dts/exynos3250-monk.dts >> b/arch/arm/boot/dts/exynos3250-monk.dts >> index 443a35085846..d982586a6533 100644 >> --- a/arch/arm/boot/dts/exynos3250-monk.dts >> +++ b/arch/arm/boot/dts/exynos3250-monk.dts >> @@ -498,6 +498,12 @@ >> }; >> }; >> >> +&bus_dmc { >> + devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>; >> + vdd-supply = <&buck1_reg>; >> + status = "okay"; >> +}; >> + >> &xusbxti { >> clock-frequency = <24000000>; >> }; >> diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts >> b/arch/arm/boot/dts/exynos3250-rinato.dts >> index 3e64d5dcdd60..61477943015b 100644 >> --- a/arch/arm/boot/dts/exynos3250-rinato.dts >> +++ b/arch/arm/boot/dts/exynos3250-rinato.dts >> @@ -675,6 +675,12 @@ >> }; >> }; >> >> +&bus_dmc { >> + devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>; >> + vdd-supply = <&buck1_reg>; >> + status = "okay"; >> +}; > > I would prefer to put this in alphabetical order... which could be > tricky because the nodes are not entirely sorted. Maybe after the "&adc" > node?
OK. I'll move it. > > Anyway the change looks good: > > Reviewed-by: Krzysztof Kozlowski <k.kozlow...@samsung.com> Thanks for your review. Regards, Chanwoo Choi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/