Dear Marek,
On 2017년 11월 30일 11:21, Chanwoo Choi wrote:
> Dear Marek,
>
> On 2017년 11월 29일 20:26, Marek Szyprowski wrote:
>> This patch adds support for MFC power domain to Exynos 5433 SoCs, which
>> contains following devices: a clock controller, MFC codec device and its
>> SYSMMUs.
>>
>> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
>> ---
>> arch/arm64/boot/dts/exynos/exynos5433.dtsi | 11 +++++++++++
>> 1 file changed, 11 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
>> index 0a06be283a31..cfa2a0d4dc2f 100644
>> --- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi
>> +++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
>> @@ -486,6 +486,7 @@
>
> Looks good to me.
> Reviewed-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
>
> [snip]
>
As I commented on patch3, when adding the MFC power domain,
you need to add the 'power-domain' property for 'bus_mfc' device-tree node
as following:
[Adding power-domain to bus device-tree node]
diff --git a/arch/arm64/boot/dts/exynos/exynos5433-bus.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-bus.dtsi
index ec11343dc528..0e1a7e01b8ed 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-bus.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-bus.dtsi
@@ -55,6 +56,7 @@
clocks = <&cmu_top CLK_ACLK_MFC_400>;
clock-names = "bus";
operating-points-v2 = <&bus_g2d_400_opp_table>;
+ power-domains = <&pd_mfc>;
status = "disabled";
};
--
Best Regards,
Chanwoo Choi
Samsung Electronics
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