ARM: dts: DRA7: Fix SATA PHY node

The sata_ref_clk is a reference clock to the SATA phy.
This fixes SATA malfunction across suspend/resume or when
SATA driver is used as a module.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 5827fed..853d37d 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -1090,8 +1090,8 @@
 				      <0x4A096800 0x40>; /* pll_ctrl */
 				reg-names = "phy_rx", "phy_tx", "pll_ctrl";
 				ctrl-module = <&omap_control_sata>;
-				clocks = <&sys_clkin1>;
-				clock-names = "sysclk";
+				clocks = <&sys_clkin1>, <&sata_ref_clk>;
+				clock-names = "sysclk", "refclk";
 				#phy-cells = <0>;
 			};