target/linux/bcm27xx/patches-5.10/950-0466-Overlays-for-PiFi-Mini-amp.patch

   1 From 1040be57555a700e5949aa509299fea40649269e Mon Sep 17 00:00:00 2001
   2 From: David Knell <david.knell@gmail.com>
   3 Date: Mon, 8 Feb 2021 03:33:30 +0000
   4 Subject: [PATCH] Overlays for PiFi-Mini amp
   5
   6 Signed-off-by: David Knell <david.knell@gmail.com>
   7 ---
   8  arch/arm/boot/dts/overlays/Makefile           |  1 +
   9  arch/arm/boot/dts/overlays/README             |  6 +++
  10  .../dts/overlays/pifi-mini-210-overlay.dts    | 42 +++++++++++++++++++
  11  3 files changed, 49 insertions(+)
  12  create mode 100644 arch/arm/boot/dts/overlays/pifi-mini-210-overlay.dts
  13
  14 --- a/arch/arm/boot/dts/overlays/Makefile
  15 +++ b/arch/arm/boot/dts/overlays/Makefile
  16 @@ -130,6 +130,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
  17         pibell.dtbo \
  18         pifacedigital.dtbo \
  19         pifi-40.dtbo \
  20 +       pifi-mini-210.dtbo \
  21         piglow.dtbo \
  22         piscreen.dtbo \
  23         piscreen2r.dtbo \
  24 --- a/arch/arm/boot/dts/overlays/README
  25 +++ b/arch/arm/boot/dts/overlays/README
  26 @@ -2131,6 +2131,12 @@ Load:   dtoverlay=pifi-40
  27  Params: <None>
  28
  29
  30 +Name:   pifi-mini-210
  31 +Info:   Configures the PiFi Mini stereo amplifier
  32 +Load:   dtoverlay=pifi-mini-210
  33 +Params: <None>
  34 +
  35 +
  36  Name:   piglow
  37  Info:   Configures the PiGlow by pimoroni.com
  38  Load:   dtoverlay=piglow
  39 --- /dev/null
  40 +++ b/arch/arm/boot/dts/overlays/pifi-mini-210-overlay.dts
  41 @@ -0,0 +1,42 @@
  42 +// Definitions for PiFi Mini 210
  43 +/dts-v1/;
  44 +/plugin/;
  45 +
  46 +/ {
  47 +       compatible = "brcm,bcm2835";
  48 +
  49 +       fragment@0 {
  50 +               target = <&i2s>;
  51 +               __overlay__ {
  52 +                       status = "okay";
  53 +               };
  54 +       };
  55 +
  56 +       fragment@1 {
  57 +               target = <&i2c1>;
  58 +               __overlay__ {
  59 +                       #address-cells = <1>;
  60 +                       #size-cells = <0>;
  61 +                       status = "okay";
  62 +
  63 +                       tas5711@1a {
  64 +                               #sound-dai-cells = <0>;
  65 +                               compatible = "ti,tas5711";
  66 +                               reg = <0x1a>;
  67 +                               status = "okay";
  68 +                               pdn-gpios = <&gpio 23 1>;
  69 +                               reset-gpios = <&gpio 24 1>;
  70 +                       };
  71 +               };
  72 +       };
  73 +
  74 +       fragment@2 {
  75 +               target = <&sound>;
  76 +               __overlay__ {
  77 +                       compatible = "pifi,pifi-mini-210";
  78 +                       i2s-controller = <&i2s>;
  79 +
  80 +                       status = "okay";
  81 +               };
  82 +       };
  83 +};