[PATCH] arm64: dts: meson: add i2c3/rtc nodes and rtc aliases to ODROID-N2 dtsi

[Christian Hewitt]

Enable the onboard pcf8563 rtc hardware on ODROID N2/N2+ boards via the
common dtsi. Also add aliases to ensure vrtc does not claim /dev/rtc0.

Signed-off-by: Christian Hewitt <christianshew...@gmail.com>
---
 .../boot/dts/amlogic/meson-g12b-odroid-n2.dtsi     | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi 
b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
index 39a09661c5f6..b78be3e6974d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -13,6 +13,8 @@
        aliases {
                serial0 = &uart_AO;
                ethernet0 = &ethmac;
+               rtc0 = &rtc;
+               rtc1 = &vrtc;
        };
 
        dioo2133: audio-amplifier-0 {
@@ -478,6 +480,18 @@
        linux,rc-map-name = "rc-odroid";
 };
 
+&i2c3 {
+       status = "okay";
+       pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>;
+       pinctrl-names = "default";
+
+       rtc: rtc@51 {
+               compatible = "nxp,pcf8563";
+               reg = <0x51>;
+               wakeup-source;
+       };
+};
+
 &pwm_ab {
        pinctrl-0 = <&pwm_a_e_pins>;
        pinctrl-names = "default";
-- 
2.17.1