On 2016/11/9 21:21, Caesar Wang wrote:
From: Ziyuan Xu <xzy.xu@xxxxxxxxxxxxxx> Control power domain for eMMC via genpd to reduce power consumption. Signed-off-by: Elaine Zhang <zhangqing@xxxxxxxxxxxxxx> Signed-off-by: Ziyuan Xu <xzy.xu@xxxxxxxxxxxxxx> Signed-off-by: Caesar Wang <wxt@xxxxxxxxxxxxxx>
It was verified on my rk3399 evb with kernel4.4, so free feel to add my tag, Tested-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx> BTW, it seems my reply is bounced form Yakir's address, so please remove him from CC list if he changed his mail address.
--- 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>;
-- Best Regards Shawn Lin -- 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
