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From 37973590d43217e3f7c4d905578b1b3324ea45c4 Mon Sep 17 00:00:00 2001
From: Byron Bradley <byronb@afterthoughtsoftware.com>
Date: Fri, 6 Feb 2015 14:19:41 +0000
Subject: [PATCH 109/114] Add device-tree overlay for pcf2127
Signed-off-by: Byron Bradley <byronb@afterthoughtsoftware.com>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/pcf2127-rtc-overlay.dts | 22 ++++++++++++++++++++++
2 files changed, 23 insertions(+)
create mode 100644 arch/arm/boot/dts/pcf2127-rtc-overlay.dts
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -72,6 +72,7 @@ dtb-$(RPI_DT_OVERLAYS) += hifiberry-amp-
dtb-$(RPI_DT_OVERLAYS) += iqaudio-dac-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += iqaudio-dacplus-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += lirc-rpi-overlay.dtb
+dtb-$(RPI_DT_OVERLAYS) += pcf2127-rtc-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += pcf8523-rtc-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += pps-gpio-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += w1-gpio-overlay.dtb
--- /dev/null
+++ b/arch/arm/boot/dts/pcf2127-rtc-overlay.dts
@@ -0,0 +1,22 @@
+// Definitions for PCF2127 Real Time Clock
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "brcm,bcm2708";
+
+ fragment@0 {
+ target = <&i2c1>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ pcf2127@51 {
+ compatible = "nxp,pcf2127";
+ reg = <0x51>;
+ status = "okay";
+ };
+ };
+ };
+};
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