target/linux/brcm2708/patches-4.14/950-0165-Added-support-for-mbed-AudioCODEC-TLV320AIC23B.patch

   1 From 921c7f42c3ed6cebea4edff86bbe2b6c1b882d53 Mon Sep 17 00:00:00 2001
   2 From: Yevhen Kyriukha <kirgene@gmail.com>
   3 Date: Sun, 14 Jan 2018 13:36:24 +0200
   4 Subject: [PATCH 165/454] Added support for mbed AudioCODEC (TLV320AIC23B)
   5
   6 Signed-off-by: Yevhen Kyriukha <kirgene@gmail.com>
   7 ---
   8  arch/arm/boot/dts/overlays/Makefile           |  1 +
   9  arch/arm/boot/dts/overlays/README             |  6 ++
  10  .../boot/dts/overlays/mbed-dac-overlay.dts    | 64 +++++++++++++++++++
  11  3 files changed, 71 insertions(+)
  12  create mode 100644 arch/arm/boot/dts/overlays/mbed-dac-overlay.dts
  13
  14 --- a/arch/arm/boot/dts/overlays/Makefile
  15 +++ b/arch/arm/boot/dts/overlays/Makefile
  16 @@ -58,6 +58,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
  17         justboom-dac.dtbo \
  18         justboom-digi.dtbo \
  19         lirc-rpi.dtbo \
  20 +       mbed-dac.dtbo \
  21         mcp23017.dtbo \
  22         mcp23s17.dtbo \
  23         mcp2515-can0.dtbo \
  24 --- a/arch/arm/boot/dts/overlays/README
  25 +++ b/arch/arm/boot/dts/overlays/README
  26 @@ -965,6 +965,12 @@ Params: gpio_out_pin            GPIO for
  27                                  (default "off")
  28
  29
  30 +Name:   mbed-dac
  31 +Info:   Configures the mbed AudioCODEC (TLV320AIC23B)
  32 +Load:   dtoverlay=mbed-dac
  33 +Params: <None>
  34 +
  35 +
  36  Name:   mcp23017
  37  Info:   Configures the MCP23017 I2C GPIO expander
  38  Load:   dtoverlay=mcp23017,<param>=<val>
  39 --- /dev/null
  40 +++ b/arch/arm/boot/dts/overlays/mbed-dac-overlay.dts
  41 @@ -0,0 +1,64 @@
  42 +// Definitions for mbed DAC
  43 +/dts-v1/;
  44 +/plugin/;
  45 +
  46 +/ {
  47 +       compatible = "brcm,bcm2708";
  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 +                       tlv320aic23: codec@1a {
  64 +                               #sound-dai-cells = <0>;
  65 +                               reg = <0x1a>;
  66 +                               compatible = "ti,tlv320aic23";
  67 +                               status = "okay";
  68 +                       };
  69 +               };
  70 +       };
  71 +
  72 +       fragment@2 {
  73 +               target = <&sound>;
  74 +               __overlay__ {
  75 +                       compatible = "simple-audio-card";
  76 +                       i2s-controller = <&i2s>;
  77 +                       status = "okay";
  78 +
  79 +                       simple-audio-card,name = "mbed-DAC";
  80 +
  81 +                       simple-audio-card,widgets =
  82 +                               "Microphone", "Mic Jack",
  83 +                               "Line", "Line In",
  84 +                               "Headphone", "Headphone Jack";
  85 +
  86 +                       simple-audio-card,routing =
  87 +                               "Headphone Jack", "LHPOUT",
  88 +                               "Headphone Jack", "RHPOUT",
  89 +                               "LLINEIN", "Line In",
  90 +                               "RLINEIN", "Line In",
  91 +                               "MICIN", "Mic Jack";
  92 +
  93 +                       simple-audio-card,format = "i2s";
  94 +
  95 +                       simple-audio-card,cpu {
  96 +                               sound-dai = <&i2s>;
  97 +                       };
  98 +
  99 +                       sound_master: simple-audio-card,codec {
 100 +                               sound-dai = <&tlv320aic23>;
 101 +                               system-clock-frequency = <12288000>;
 102 +                       };
 103 +               };
 104 +       };
 105 +};