ARM: dts: dra7: Add power hold and power controller properties to palmas

Add power hold and power controller properties to palmas node.
This is needed to shutdown pmic correctly on boards with
powerhold set.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dra7-evm.dts

@@ -204,6 +204,8 @@
 	tps659038: tps659038@58 {
 		compatible = "ti,tps659038";
 		reg = <0x58>;
+		ti,palmas-override-powerhold;
+		ti,system-power-controller;
 
 		tps659038_pmic {
 			compatible = "ti,tps659038-pmic";