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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>
This commit is contained in:
Elaine Zhang 2016-11-09 21:21:53 +08:00 committed by Heiko Stuebner
parent 578c0e7e83
commit a1907df27e
1 changed files with 11 additions and 0 deletions
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11
arch/arm64/boot/dts/rockchip/rk3399.dtsi
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@ -269,6 +269,7 @@
#clock-cells = <0>; #clock-cells = <0>;
phys = <&emmc_phy>; phys = <&emmc_phy>;
phy-names = "phy_arasan"; phy-names = "phy_arasan";
power-domains = <&power RK3399_PD_EMMC>;
status = "disabled"; status = "disabled";
}; };
@ -690,6 +691,11 @@
status = "disabled"; status = "disabled";
}; };
qos_emmc: qos@ffa58000 {
compatible = "syscon";
reg = <0x0 0xffa58000 0x0 0x20>;
};
qos_gmac: qos@ffa5c000 { qos_gmac: qos@ffa5c000 {
compatible = "syscon"; compatible = "syscon";
reg = <0x0 0xffa5c000 0x0 0x20>; reg = <0x0 0xffa5c000 0x0 0x20>;
@ -823,6 +829,11 @@
}; };
/* These power domains are grouped by VD_LOGIC */ /* 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 { pd_gmac@RK3399_PD_GMAC {
reg = <RK3399_PD_GMAC>; reg = <RK3399_PD_GMAC>;
clocks = <&cru ACLK_GMAC>, clocks = <&cru ACLK_GMAC>,