48 lines
1.4 KiB
Diff
48 lines
1.4 KiB
Diff
From 37973590d43217e3f7c4d905578b1b3324ea45c4 Mon Sep 17 00:00:00 2001
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From: Byron Bradley <byronb@afterthoughtsoftware.com>
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Date: Fri, 6 Feb 2015 14:19:41 +0000
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Subject: [PATCH 109/114] Add device-tree overlay for pcf2127
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Signed-off-by: Byron Bradley <byronb@afterthoughtsoftware.com>
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---
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arch/arm/boot/dts/Makefile | 1 +
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arch/arm/boot/dts/pcf2127-rtc-overlay.dts | 22 ++++++++++++++++++++++
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2 files changed, 23 insertions(+)
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create mode 100644 arch/arm/boot/dts/pcf2127-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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@@ -72,6 +72,7 @@ dtb-$(RPI_DT_OVERLAYS) += hifiberry-amp-
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dtb-$(RPI_DT_OVERLAYS) += iqaudio-dac-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += iqaudio-dacplus-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += lirc-rpi-overlay.dtb
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+dtb-$(RPI_DT_OVERLAYS) += pcf2127-rtc-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += pcf8523-rtc-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += pps-gpio-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += w1-gpio-overlay.dtb
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--- /dev/null
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+++ b/arch/arm/boot/dts/pcf2127-rtc-overlay.dts
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@@ -0,0 +1,22 @@
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+// Definitions for PCF2127 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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+ pcf2127@51 {
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+ compatible = "nxp,pcf2127";
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+ reg = <0x51>;
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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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