Add aspeed,scu property to let MAC driver to configure RGMII delay with
scu register.

Signed-off-by: Jacky Chou <jacky_chou@aspeedtech.com>
---
 arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
index f8662c8ac089..d85b3be63107 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
@@ -236,6 +236,7 @@ mac0: ethernet@1e660000 {
 			reg = <0x1e660000 0x180>;
 			interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>;
+			aspeed,scu = <&syscon>;
 			status = "disabled";
 		};
 
@@ -244,6 +245,7 @@ mac1: ethernet@1e680000 {
 			reg = <0x1e680000 0x180>;
 			interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&syscon ASPEED_CLK_GATE_MAC2CLK>;
+			aspeed,scu = <&syscon>;
 			status = "disabled";
 		};
 
@@ -252,6 +254,7 @@ mac2: ethernet@1e670000 {
 			reg = <0x1e670000 0x180>;
 			interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&syscon ASPEED_CLK_GATE_MAC3CLK>;
+			aspeed,scu = <&syscon>;
 			status = "disabled";
 		};
 
@@ -260,6 +263,7 @@ mac3: ethernet@1e690000 {
 			reg = <0x1e690000 0x180>;
 			interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&syscon ASPEED_CLK_GATE_MAC4CLK>;
+			aspeed,scu = <&syscon>;
 			status = "disabled";
 		};
 

-- 
2.34.1