From 82fe3c57ba4c661c119a08567b9aaa5b63de07e1 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Wed, 28 Jan 2015 16:22:04 +0000
Subject: [PATCH 083/114] BCM2708_DT: Add pcf8523-rtc overlay

---
 arch/arm/boot/dts/Makefile                |  1 +
 arch/arm/boot/dts/pcf8523-rtc-overlay.dts | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 arch/arm/boot/dts/pcf8523-rtc-overlay.dts

--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -62,6 +62,7 @@ dtb-$(CONFIG_BCM2708_DT) += hifiberry-am
 dtb-$(CONFIG_BCM2708_DT) += iqaudio-dac-overlay.dtb
 dtb-$(CONFIG_BCM2708_DT) += iqaudio-dacplus-overlay.dtb
 dtb-$(CONFIG_BCM2708_DT) += lirc-rpi-overlay.dtb
+dtb-$(CONFIG_BCM2708_DT) += pcf8523-rtc-overlay.dtb
 dtb-$(CONFIG_BCM2708_DT) += pps-gpio-overlay.dtb
 dtb-$(CONFIG_BCM2708_DT) += w1-gpio-overlay.dtb
 dtb-$(CONFIG_BCM2708_DT) += w1-gpio-pullup-overlay.dtb
--- /dev/null
+++ b/arch/arm/boot/dts/pcf8523-rtc-overlay.dts
@@ -0,0 +1,22 @@
+// Definitions for PCF8523 Real Time Clock
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "brcm,bcm2708";
+
+	fragment@0 {
+		target = <&i2c1>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			pcf8523@68 {
+				compatible = "nxp,pcf8523";
+				reg = <0x68>;
+				status = "okay";
+			};
+		};
+	};
+};