ARM: tegra: Add charger subnode to tps65090 node

The charger is now represented by a distinct subnode of the tps65090
device. Add this node and enable low current charging with it.
Signed-off-by: Rhyland Klein <rklein@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

arch/arm/boot/dts/tegra114-dalmore.dts

@@ -763,6 +763,11 @@ tps65090 {
 			vsys-l1-supply = <&vdd_ac_bat_reg>;
 			vsys-l2-supply = <&vdd_ac_bat_reg>;
 
+			charger {
+				compatible = "ti,tps65090-charger";
+				ti,enable-low-current-chrg;
+			};
+
 			regulators {
 				tps65090_dcdc1_reg: dcdc1 {
 					regulator-name = "vdd-sys-5v0";