target/linux/brcm2708/patches-3.18/0109-Add-device-tree-overlay-for-pcf2127.patch

   1 From 37973590d43217e3f7c4d905578b1b3324ea45c4 Mon Sep 17 00:00:00 2001
   2 From: Byron Bradley <byronb@afterthoughtsoftware.com>
   3 Date: Fri, 6 Feb 2015 14:19:41 +0000
   4 Subject: [PATCH 109/114] Add device-tree overlay for pcf2127
   5
   6 Signed-off-by: Byron Bradley <byronb@afterthoughtsoftware.com>
   7 ---
   8  arch/arm/boot/dts/Makefile                |  1 +
   9  arch/arm/boot/dts/pcf2127-rtc-overlay.dts | 22 ++++++++++++++++++++++
  10  2 files changed, 23 insertions(+)
  11  create mode 100644 arch/arm/boot/dts/pcf2127-rtc-overlay.dts
  12
  13 --- a/arch/arm/boot/dts/Makefile
  14 +++ b/arch/arm/boot/dts/Makefile
  15 @@ -72,6 +72,7 @@ dtb-$(RPI_DT_OVERLAYS) += hifiberry-amp-
  16  dtb-$(RPI_DT_OVERLAYS) += iqaudio-dac-overlay.dtb
  17  dtb-$(RPI_DT_OVERLAYS) += iqaudio-dacplus-overlay.dtb
  18  dtb-$(RPI_DT_OVERLAYS) += lirc-rpi-overlay.dtb
  19 +dtb-$(RPI_DT_OVERLAYS) += pcf2127-rtc-overlay.dtb
  20  dtb-$(RPI_DT_OVERLAYS) += pcf8523-rtc-overlay.dtb
  21  dtb-$(RPI_DT_OVERLAYS) += pps-gpio-overlay.dtb
  22  dtb-$(RPI_DT_OVERLAYS) += w1-gpio-overlay.dtb
  23 --- /dev/null
  24 +++ b/arch/arm/boot/dts/pcf2127-rtc-overlay.dts
  25 @@ -0,0 +1,22 @@
  26 +// Definitions for PCF2127 Real Time Clock
  27 +/dts-v1/;
  28 +/plugin/;
  29 +
  30 +/ {
  31 +       compatible = "brcm,bcm2708";
  32 +
  33 +       fragment@0 {
  34 +               target = <&i2c1>;
  35 +               __overlay__ {
  36 +                       #address-cells = <1>;
  37 +                       #size-cells = <0>;
  38 +                       status = "okay";
  39 +
  40 +                       pcf2127@51 {
  41 +                               compatible = "nxp,pcf2127";
  42 +                               reg = <0x51>;
  43 +                               status = "okay";
  44 +                       };
  45 +               };
  46 +       };
  47 +};