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From fe72f81ecb7578418207444186fa035262530946 Mon Sep 17 00:00:00 2001
From: Ryan Coe <bluemrp9@gmail.com>
Date: Sat, 31 Jan 2015 18:26:03 -0700
Subject: [PATCH 087/114] Add device-tree overlay for ds1307
Signed-off-by: Ryan Coe <bluemrp9@gmail.com>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/ds1307-rtc-overlay.dts | 22 ++++++++++++++++++++++
2 files changed, 23 insertions(+)
create mode 100644 arch/arm/boot/dts/ds1307-rtc-overlay.dts
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -64,6 +64,7 @@ dtb-$(CONFIG_BCM2708_DT) += iqaudio-dacp
dtb-$(CONFIG_BCM2708_DT) += lirc-rpi-overlay.dtb
dtb-$(CONFIG_BCM2708_DT) += pcf8523-rtc-overlay.dtb
dtb-$(CONFIG_BCM2708_DT) += pps-gpio-overlay.dtb
+dtb-$(CONFIG_BCM2708_DT) += ds1307-rtc-overlay.dtb
dtb-$(CONFIG_BCM2708_DT) += w1-gpio-overlay.dtb
dtb-$(CONFIG_BCM2708_DT) += w1-gpio-pullup-overlay.dtb
dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb
--- /dev/null
+++ b/arch/arm/boot/dts/ds1307-rtc-overlay.dts
@@ -0,0 +1,22 @@
+// Definitions for DS1307 Real Time Clock
+/dts-v1/;
+/plugin/;
+
+/ {
+ compatible = "brcm,bcm2708";
+
+ fragment@0 {
+ target = <&i2c1>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ ds1307@68 {
+ compatible = "maxim,ds1307";
+ reg = <0x68>;
+ status = "okay";
+ };
+ };
+ };
+};
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