[PATCH v2 1/9] arm64: dts: rockchip: add eMMC's power domain support for rk3399

Caesar Wang wxt at rock-chips.com
Mon Nov 14 07:01:27 PST 2016


On 2016年11月14日 22:45, Heiko Stuebner wrote:
> Am Mittwoch, 9. November 2016, 21:21:53 CET schrieb Caesar Wang:
>> From: Ziyuan Xu <xzy.xu at rock-chips.com>
>>
>> Control power domain for eMMC via genpd to reduce power consumption.
>>
>> Signed-off-by: Elaine Zhang <zhangqing at rock-chips.com>
>> Signed-off-by: Ziyuan Xu <xzy.xu at rock-chips.com>
>> Signed-off-by: Caesar Wang <wxt at rock-chips.com>
> Authorship / Signed-off mismatch. From above suggest Ziyuan is the author
> while first Signed-off-by indicates Elaine as author. Please clarify.

I believe the Elaine is the first author. Sorry for this kind of 
question to brother you again. :(

-
Caesar
>
> Thanks
> Heiko
>
>> ---
>>
>> Changes in v2:
>> - Reviewed-on: https://chromium-review.googlesource.com/376558
>> - Verified on ChromeOS kernel4.4
>>
>>   arch/arm64/boot/dts/rockchip/rk3399.dtsi | 11 +++++++++++
>>   1 file changed, 11 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
>> b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index cbb7f8b..b401176 100644
>> --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
>> +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
>> @@ -269,6 +269,7 @@
>>   		#clock-cells = <0>;
>>   		phys = <&emmc_phy>;
>>   		phy-names = "phy_arasan";
>> +		power-domains = <&power RK3399_PD_EMMC>;
>>   		status = "disabled";
>>   	};
>>
>> @@ -690,6 +691,11 @@
>>   		status = "disabled";
>>   	};
>>
>> +	qos_emmc: qos at ffa58000 {
>> +		compatible = "syscon";
>> +		reg = <0x0 0xffa58000 0x0 0x20>;
>> +	};
>> +
>>   	qos_gmac: qos at ffa5c000 {
>>   		compatible = "syscon";
>>   		reg = <0x0 0xffa5c000 0x0 0x20>;
>> @@ -823,6 +829,11 @@
>>   			};
>>
>>   			/* These power domains are grouped by VD_LOGIC */
>> +			pd_emmc at RK3399_PD_EMMC {
>> +				reg = <RK3399_PD_EMMC>;
>> +				clocks = <&cru ACLK_EMMC>;
>> +				pm_qos = <&qos_emmc>;
>> +			};
>>   			pd_gmac at RK3399_PD_GMAC {
>>   				reg = <RK3399_PD_GMAC>;
>>   				clocks = <&cru ACLK_GMAC>;
>
>
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-- 
caesar wang | software engineer | wxt at rock-chip.com





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