tanaro:rtcs: Added overlays for the TANARO RTCs

The TANARO will be produced with one of two RTC variants.
One of them will be activated during the installation by
applying one of the overlays.

BCS 746-000877

(cherry picked from commit 9b1710b2)

arch/arm64/boot/dts/seconorth/Makefile

@@ -8,6 +8,8 @@ dtb-y += 	\
 			seconorth-trizeps8plus-dual-espresso.dts \
 			seconorth-trizeps8plus-hdmi-gpu.dts \
 			seconorth-trizeps8plus-pconxs_v3-atm0700.dts \
+			pcf8563-overlay.dtbo \
+			rx8803-overlay.dtbo \
 
 always		:= $(dtb-y)
-clean-files	:= *.dtb
+clean-files	:= *.dtb *.dtbo

arch/arm64/boot/dts/seconorth/pcf8563-overlay.dts

+/*
+ * Copyright 2022 SECO Northern Europe GmbH
+ */
+
+/dts-v1/;
+/plugin/;
+
+&rtc_pcf8563 {
+    status = "okay";
+};

arch/arm64/boot/dts/seconorth/rx8803-overlay.dts

+/*
+ * Copyright 2022 SECO Northern Europe GmbH
+ */
+
+/dts-v1/;
+/plugin/;
+
+&rtc_rx8803 {
+    status = "okay";
+};

arch/arm64/boot/dts/seconorth/tanaro.dtsi

@@ -12,8 +12,8 @@ Switches:
 
 / {
 	aliases {
-		rtc0 = &rtc;
-		rtc1 = &snvs_rtc;
+		rtc0 = &rtc_rx8803;
+		rtc1 = &rtc_pcf8563;
 	};
 
 	reserved-memory {
@@ -502,11 +502,11 @@ &i2c3 { /* Internal I2C */
 	pinctrl-0 = <&pinctrl_i2c3>;
 	status = "okay";
 
-	rtc: rtc@32 {
+	rtc_rx8803: rtc@32 {
 		compatible = "epson,rx8803";
 		reg = <0x32>;
+		status = "disabled";
 		trickle-diode-disable;
-		status = "okay";
 	};
 
 	tas2552: tas2552@40 {
@@ -655,11 +655,11 @@ eeprom@50 {
 		pagesize = <32>;
 	};
 
-	rtc@51 {
+	rtc_pcf8563: rtc@51 {
 		compatible = "nxp,pcf8563";
 		reg = <0x51>;
 		status = "disabled";
-	};   
+	};
 };