target/linux/brcm2708/patches-4.14/950-0219-Add-support-for-SuperAudioBoard-sound-card-2386.patch

   1 From 98f993e9d2b66f3219ac9841ad836ef79a341908 Mon Sep 17 00:00:00 2001
   2 From: RF William Hollender <whollender@gmail.com>
   3 Date: Sun, 18 Feb 2018 14:41:43 -0600
   4 Subject: [PATCH 219/454] Add support for SuperAudioBoard sound card (#2386)
   5
   6 SuperAudioBoard support using simple-audio-card driver.
   7 ---
   8  arch/arm/boot/dts/overlays/Makefile           |  1 +
   9  arch/arm/boot/dts/overlays/README             |  6 ++
  10  .../dts/overlays/superaudioboard-overlay.dts  | 73 +++++++++++++++++++
  11  arch/arm/configs/bcm2709_defconfig            |  1 +
  12  arch/arm/configs/bcmrpi_defconfig             |  1 +
  13  arch/arm64/configs/bcmrpi3_defconfig          |  1 +
  14  6 files changed, 83 insertions(+)
  15  create mode 100755 arch/arm/boot/dts/overlays/superaudioboard-overlay.dts
  16
  17 --- a/arch/arm/boot/dts/overlays/Makefile
  18 +++ b/arch/arm/boot/dts/overlays/Makefile
  19 @@ -118,6 +118,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
  20         spi2-1cs.dtbo \
  21         spi2-2cs.dtbo \
  22         spi2-3cs.dtbo \
  23 +       superaudioboard.dtbo \
  24         tinylcd35.dtbo \
  25         uart0.dtbo \
  26         uart1.dtbo \
  27 --- a/arch/arm/boot/dts/overlays/README
  28 +++ b/arch/arm/boot/dts/overlays/README
  29 @@ -1658,6 +1658,12 @@ Params: cs0_pin                 GPIO pin
  30                                  is 'okay' or enabled).
  31
  32
  33 +Name:   superaudioboard
  34 +Info:   Configures the SuperAudioBoard sound card
  35 +Load:   dtoverlay=superaudioboard,<param>=<val>
  36 +Params: gpiopin                 GPIO pin for codec reset
  37 +
  38 +
  39  Name:   tinylcd35
  40  Info:   3.5" Color TFT Display by www.tinylcd.com
  41          Options: Touch, RTC, keypad
  42 --- /dev/null
  43 +++ b/arch/arm/boot/dts/overlays/superaudioboard-overlay.dts
  44 @@ -0,0 +1,73 @@
  45 +// Definitions for SuperAudioBoard
  46 +/dts-v1/;
  47 +/plugin/;
  48 +
  49 +/ {
  50 +       compatible = "brcm,bcm2708";
  51 +
  52 +       fragment@0 {
  53 +               target = <&sound>;
  54 +               __overlay__ {
  55 +                       compatible = "simple-audio-card";
  56 +                       i2s-controller = <&i2s>;
  57 +                       status = "okay";
  58 +
  59 +                       simple-audio-card,name = "SuperAudioBoard";
  60 +
  61 +                       simple-audio-card,widgets =
  62 +                               "Line", "Line In",
  63 +                               "Line", "Line Out";
  64 +
  65 +                       simple-audio-card,routing =
  66 +                               "Line Out","AOUTA+",
  67 +                               "Line Out","AOUTA-",
  68 +                               "Line Out","AOUTB+",
  69 +                               "Line Out","AOUTB-",
  70 +                               "AINA","Line In",
  71 +                               "AINB","Line In";
  72 +
  73 +                       simple-audio-card,format = "i2s";
  74 +
  75 +                       simple-audio-card,bitclock-master = <&sound_master>;
  76 +                       simple-audio-card,frame-master = <&sound_master>;
  77 +
  78 +                       simple-audio-card,cpu {
  79 +                               sound-dai = <&i2s>;
  80 +                               dai-tdm-slot-num = <2>;
  81 +                               dai-tdm-slot-width = <32>;
  82 +                       };
  83 +
  84 +                       sound_master: simple-audio-card,codec {
  85 +                               sound-dai = <&cs4271>;
  86 +                               system-clock-frequency = <24576000>;
  87 +                       };
  88 +               };
  89 +       };
  90 +
  91 +       fragment@1 {
  92 +               target = <&i2s>;
  93 +               __overlay__ {
  94 +                       status = "okay";
  95 +               };
  96 +       };
  97 +
  98 +       fragment@2 {
  99 +               target = <&i2c1>;
 100 +               __overlay__ {
 101 +                       #address-cells = <1>;
 102 +                       #size-cells = <0>;
 103 +                       status = "okay";
 104 +
 105 +                       cs4271: cs4271@10 {
 106 +                               #sound-dai-cells = <0>;
 107 +                               compatible = "cirrus,cs4271";
 108 +                               reg = <0x10>;
 109 +                               status = "okay";
 110 +                               reset-gpio = <&gpio 26 0>; /* Pin 26, active high */
 111 +                       };
 112 +               };
 113 +       };
 114 +       __overrides__ {
 115 +               gpiopin = <&cs4271>,"reset-gpio:4";
 116 +       };
 117 +};
 118 --- a/arch/arm/configs/bcm2709_defconfig
 119 +++ b/arch/arm/configs/bcm2709_defconfig
 120 @@ -895,6 +895,7 @@ CONFIG_SND_PISOUND=m
 121  CONFIG_SND_SOC_ADAU1701=m
 122  CONFIG_SND_SOC_ADAU7002=m
 123  CONFIG_SND_SOC_AK4554=m
 124 +CONFIG_SND_SOC_CS4271_I2C=m
 125  CONFIG_SND_SOC_SPDIF=m
 126  CONFIG_SND_SOC_WM8804_I2C=m
 127  CONFIG_SND_SIMPLE_CARD=m
 128 --- a/arch/arm/configs/bcmrpi_defconfig
 129 +++ b/arch/arm/configs/bcmrpi_defconfig
 130 @@ -888,6 +888,7 @@ CONFIG_SND_PISOUND=m
 131  CONFIG_SND_SOC_ADAU1701=m
 132  CONFIG_SND_SOC_ADAU7002=m
 133  CONFIG_SND_SOC_AK4554=m
 134 +CONFIG_SND_SOC_CS4271_I2C=m
 135  CONFIG_SND_SOC_SPDIF=m
 136  CONFIG_SND_SOC_WM8804_I2C=m
 137  CONFIG_SND_SIMPLE_CARD=m
 138 --- a/arch/arm64/configs/bcmrpi3_defconfig
 139 +++ b/arch/arm64/configs/bcmrpi3_defconfig
 140 @@ -870,6 +870,7 @@ CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC=m
 141  CONFIG_SND_PISOUND=m
 142  CONFIG_SND_SOC_ADAU1701=m
 143  CONFIG_SND_SOC_AK4554=m
 144 +CONFIG_SND_SOC_CS4271_I2C=m
 145  CONFIG_SND_SOC_WM8804_I2C=m
 146  CONFIG_SND_SIMPLE_CARD=m
 147  CONFIG_SOUND_PRIME=m