ARM: sun7i: a20: enable ac/battery power supplies for Lamobo R1 board

The Lamobo R1 board connected the ACIN of the AXP209 PMIC to a MicroUSB
port, and the battery input is connected to a generic connector.

Enable these two power supplies in the device tree.
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts

@@ -241,6 +241,14 @@ led_pins_lamobo_r1: led_pins@0 {
 
 #include "axp209.dtsi"
 
+&ac_power_supply {
+	status = "okay";
+};
+
+&battery_power_supply {
+	status = "okay";
+};
+
 &reg_ahci_5v {
 	gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
 	status = "okay";