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| author | Elaine Zhang <zhangqing@rock-chips.com> | 2016-11-09 21:21:53 +0800 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2016-11-14 16:20:23 +0100 |
| commit | a1907df27e22e695c8e89bd3133eac1c2ee965c2 (patch) | |
| tree | 39165282e4797e5f94fd4fe7f3834ce4773e6b1a /arch/arm64/boot | |
| parent | 578c0e7e8363d4182c4c361250c7dbbf65ce20b5 (diff) | |
| download | linux-a1907df27e22e695c8e89bd3133eac1c2ee965c2.tar.gz linux-a1907df27e22e695c8e89bd3133eac1c2ee965c2.tar.xz | |
arm64: dts: rockchip: add eMMC's power domain support for rk3399
Control power domain for eMMC via genpd to reduce power consumption.
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Tested-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm64/boot')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3399.dtsi | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index e8b9df965182..cc4930a3e90a 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>, |