target/linux/brcm2708/patches-3.18/0077-Add-device-tree-overlay-for-HiFiBerry-Amp-Amp.patch

   1 From 555c5c21ed88de7efa91ce45668ac11416eb29dd Mon Sep 17 00:00:00 2001
   2 From: Daniel Matuschek <info@crazy-audio.com>
   3 Date: Sun, 25 Jan 2015 19:41:06 +0100
   4 Subject: [PATCH 077/114] Add device tree overlay for HiFiBerry Amp/Amp+
   5
   6 This patch add the missing device tree file for the HiFiBerry Amp and Amp+ boards.
   7 ---
   8  arch/arm/boot/dts/Makefile                  |  1 +
   9  arch/arm/boot/dts/hifiberry-amp-overlay.dts | 39 +++++++++++++++++++++++++++++
  10  2 files changed, 40 insertions(+)
  11  create mode 100644 arch/arm/boot/dts/hifiberry-amp-overlay.dts
  12
  13 --- a/arch/arm/boot/dts/Makefile
  14 +++ b/arch/arm/boot/dts/Makefile
  15 @@ -58,6 +58,7 @@ dtb-$(CONFIG_BCM2708_DT) += bcm2708-rpi-
  16  dtb-$(CONFIG_BCM2708_DT) += hifiberry-dac-overlay.dtb
  17  dtb-$(CONFIG_BCM2708_DT) += hifiberry-dacplus-overlay.dtb
  18  dtb-$(CONFIG_BCM2708_DT) += hifiberry-digi-overlay.dtb
  19 +dtb-$(CONFIG_BCM2708_DT) += hifiberry-amp-overlay.dtb
  20  dtb-$(CONFIG_BCM2708_DT) += iqaudio-dac-overlay.dtb
  21  dtb-$(CONFIG_BCM2708_DT) += iqaudio-dacplus-overlay.dtb
  22  dtb-$(CONFIG_BCM2708_DT) += lirc-rpi-overlay.dtb
  23 --- /dev/null
  24 +++ b/arch/arm/boot/dts/hifiberry-amp-overlay.dts
  25 @@ -0,0 +1,39 @@
  26 +// Definitions for HiFiBerry Amp/Amp+
  27 +/dts-v1/;
  28 +/plugin/;
  29 +
  30 +/ {
  31 +       compatible = "brcm,bcm2708";
  32 +
  33 +       fragment@0 {
  34 +               target = <&sound>;
  35 +               __overlay__ {
  36 +                       compatible = "hifiberry,hifiberry-amp";
  37 +                       i2s-controller = <&i2s>;
  38 +                       status = "okay";
  39 +               };
  40 +       };
  41 +
  42 +       fragment@1 {
  43 +               target = <&i2s>;
  44 +               __overlay__ {
  45 +                       status = "okay";
  46 +               };
  47 +       };
  48 +
  49 +       fragment@2 {
  50 +               target = <&i2c1>;
  51 +               __overlay__ {
  52 +                       #address-cells = <1>;
  53 +                       #size-cells = <0>;
  54 +                       status = "okay";
  55 +
  56 +                       tas5713@1b {
  57 +                               #sound-dai-cells = <0>;
  58 +                               compatible = "ti,tas5713";
  59 +                               reg = <0x1b>;
  60 +                               status = "okay";
  61 +                       };
  62 +               };
  63 +       };
  64 +};