46 lines
1.3 KiB
Diff
46 lines
1.3 KiB
Diff
From 82fe3c57ba4c661c119a08567b9aaa5b63de07e1 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Wed, 28 Jan 2015 16:22:04 +0000
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Subject: [PATCH 083/114] BCM2708_DT: Add pcf8523-rtc overlay
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---
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arch/arm/boot/dts/Makefile | 1 +
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arch/arm/boot/dts/pcf8523-rtc-overlay.dts | 22 ++++++++++++++++++++++
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2 files changed, 23 insertions(+)
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create mode 100644 arch/arm/boot/dts/pcf8523-rtc-overlay.dts
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--- a/arch/arm/boot/dts/Makefile
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+++ b/arch/arm/boot/dts/Makefile
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@@ -62,6 +62,7 @@ dtb-$(CONFIG_BCM2708_DT) += hifiberry-am
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dtb-$(CONFIG_BCM2708_DT) += iqaudio-dac-overlay.dtb
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dtb-$(CONFIG_BCM2708_DT) += iqaudio-dacplus-overlay.dtb
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dtb-$(CONFIG_BCM2708_DT) += lirc-rpi-overlay.dtb
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+dtb-$(CONFIG_BCM2708_DT) += pcf8523-rtc-overlay.dtb
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dtb-$(CONFIG_BCM2708_DT) += pps-gpio-overlay.dtb
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dtb-$(CONFIG_BCM2708_DT) += w1-gpio-overlay.dtb
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dtb-$(CONFIG_BCM2708_DT) += w1-gpio-pullup-overlay.dtb
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--- /dev/null
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+++ b/arch/arm/boot/dts/pcf8523-rtc-overlay.dts
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@@ -0,0 +1,22 @@
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+// Definitions for PCF8523 Real Time Clock
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+/dts-v1/;
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+/plugin/;
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+
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+/ {
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+ compatible = "brcm,bcm2708";
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+
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+ fragment@0 {
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+ target = <&i2c1>;
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+ __overlay__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ pcf8523@68 {
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+ compatible = "nxp,pcf8523";
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+ reg = <0x68>;
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+ status = "okay";
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+ };
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+ };
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+ };
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+};
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