From: Christian Hewitt <christianshewitt@gmail.com>
Date: Mon, 11 Jan 2021 13:58:31 +0000 (+0000)
Subject: arm64: dts: meson: add i2c3/rtc nodes and rtc aliases to ODROID-N2 dtsi
X-Git-Tag: accepted/tizen/unified/20230118.172025~7896^2~13^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6fb82afbe2a5a9d3ac4bde5fd81b7ad568a260ea;p=platform%2Fkernel%2Flinux-rpi.git

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

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 <christianshewitt@gmail.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Link: https://lore.kernel.org/r/20210111135831.2218-1-christianshewitt@gmail.com
---

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 abc052c..58ce569 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";