[PATCH v3 3/5] arm64: dts: rockchip: add the gmac power domain on rk3399

[Caesar Wang]

This patch supports the gmac pd to save power consumption.
Even though some boards not need Ethernet support, the driver
core can also take care of powering up the pd before probe.

Signed-off-by: Roger Chen <roger.chen at rock-chips.com>
Signed-off-by: Caesar Wang <wxt at rock-chips.com>
---

Changes in v3:
- leave into two patches based on patchv2, and fix nits and commit, as
  comment on https://patchwork.kernel.org/patch/9306339/

Changes in v2:
- Fixes the order, ss Heiko commnets on
  https://patchwork.kernel.org/patch/9305991/

 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 32aebc8..2ab233f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -611,6 +611,11 @@
 		status = "disabled";
 	};
 
+	qos_gmac: qos at ffa5c000 {
+		compatible = "syscon";
+		reg = <0x0 0xffa5c000 0x0 0x20>;
+	};
+
 	qos_hdcp: qos at ffa90000 {
 		compatible = "syscon";
 		reg = <0x0 0xffa90000 0x0 0x20>;
@@ -739,6 +744,11 @@
 			};
 
 			/* These power domains are grouped by VD_LOGIC */
+			pd_gmac at RK3399_PD_GMAC {
+				reg = <RK3399_PD_GMAC>;
+				clocks = <&cru ACLK_GMAC>;
+				pm_qos = <&qos_gmac>;
+			};
 			pd_vio at RK3399_PD_VIO {
 				reg = <RK3399_PD_VIO>;
 				#address-cells = <1>;
-- 
1.9.1