On 2016年11月12日 12:22, Shawn Lin wrote:

On 2016/11/9 21:21, Caesar Wang wrote:

quoted

From: Ziyuan Xu <redacted>

Control power domain for eMMC via genpd to reduce power consumption.

Signed-off-by: Elaine Zhang <redacted>
Signed-off-by: Ziyuan Xu <redacted>
Signed-off-by: Caesar Wang <redacted>

It was verified on my rk3399 evb with kernel4.4, so
free feel to add my tag,

Tested-by: Shawn Lin <redacted>

Thanks the tests.

BTW, it seems my reply is bounced form Yakir's address, so please
remove him from CC list if he changed his mail address.

Right, Yakir's (ykk-TNX95d0MmH7DzftRWevZcw@public.gmane.org) address had left this world.;-)
But the patman tool is auto sending with the Cc people.

-
Caesar

quoted

---

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@ffa58000 {
+ compatible = "syscon";
+ reg = <0x0 0xffa58000 0x0 0x20>;
+ };
+
qos_gmac: qos@ffa5c000 {
compatible = "syscon";
reg = <0x0 0xffa5c000 0x0 0x20>;

@@ -823,6 +829,11 @@

};

/* These power domains are grouped by VD_LOGIC */
+ pd_emmc@RK3399_PD_EMMC {
+ reg = <RK3399_PD_EMMC>;
+ clocks = <&cru ACLK_EMMC>;
+ pm_qos = <&qos_emmc>;
+ };
pd_gmac@RK3399_PD_GMAC {
reg = <RK3399_PD_GMAC>;
clocks = <&cru ACLK_GMAC>;

-- 
caesar wang | software engineer | wxt-TNX95d0MmH73oGB3hsPCZA@public.gmane.org


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