target/linux/brcm2708/patches-4.4/0063-ASoC-Add-support-for-PCM5102A-codec.patch

   1 From 8d35b3a72d3580ad6f5bc5835bfe13b00cce6086 Mon Sep 17 00:00:00 2001
   2 From: Florian Meier <florian.meier@koalo.de>
   3 Date: Fri, 22 Nov 2013 14:59:51 +0100
   4 Subject: [PATCH 063/170] ASoC: Add support for PCM5102A codec
   5
   6 Some definitions to support the PCM5102A codec
   7 by Texas Instruments.
   8
   9 Signed-off-by: Florian Meier <florian.meier@koalo.de>
  10 ---
  11  sound/soc/codecs/Kconfig    |  5 ++++
  12  sound/soc/codecs/Makefile   |  2 ++
  13  sound/soc/codecs/pcm5102a.c | 70 +++++++++++++++++++++++++++++++++++++++++++++
  14  3 files changed, 77 insertions(+)
  15  create mode 100644 sound/soc/codecs/pcm5102a.c
  16
  17 --- a/sound/soc/codecs/Kconfig
  18 +++ b/sound/soc/codecs/Kconfig
  19 @@ -89,6 +89,7 @@ config SND_SOC_ALL_CODECS
  20         select SND_SOC_PCM512x_SPI if SPI_MASTER
  21         select SND_SOC_RT286 if I2C
  22         select SND_SOC_RT298 if I2C
  23 +       select SND_SOC_PCM5102A if I2C
  24         select SND_SOC_RT5631 if I2C
  25         select SND_SOC_RT5640 if I2C
  26         select SND_SOC_RT5645 if I2C
  27 @@ -549,6 +550,10 @@ config SND_SOC_RT298
  28         tristate
  29         depends on I2C
  30
  31 +config SND_SOC_PCM5102A
  32 +       tristate
  33 +       depends on I2C
  34 +
  35  config SND_SOC_RT5631
  36         tristate "Realtek ALC5631/RT5631 CODEC"
  37         depends on I2C
  38 --- a/sound/soc/codecs/Makefile
  39 +++ b/sound/soc/codecs/Makefile
  40 @@ -85,6 +85,7 @@ snd-soc-rl6231-objs := rl6231.o
  41  snd-soc-rl6347a-objs := rl6347a.o
  42  snd-soc-rt286-objs := rt286.o
  43  snd-soc-rt298-objs := rt298.o
  44 +snd-soc-pcm5102a-objs := pcm5102a.o
  45  snd-soc-rt5631-objs := rt5631.o
  46  snd-soc-rt5640-objs := rt5640.o
  47  snd-soc-rt5645-objs := rt5645.o
  48 @@ -280,6 +281,7 @@ obj-$(CONFIG_SND_SOC_RL6231)        += snd-soc-
  49  obj-$(CONFIG_SND_SOC_RL6347A)  += snd-soc-rl6347a.o
  50  obj-$(CONFIG_SND_SOC_RT286)    += snd-soc-rt286.o
  51  obj-$(CONFIG_SND_SOC_RT298)    += snd-soc-rt298.o
  52 +obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o
  53  obj-$(CONFIG_SND_SOC_RT5631)   += snd-soc-rt5631.o
  54  obj-$(CONFIG_SND_SOC_RT5640)   += snd-soc-rt5640.o
  55  obj-$(CONFIG_SND_SOC_RT5645)   += snd-soc-rt5645.o
  56 --- /dev/null
  57 +++ b/sound/soc/codecs/pcm5102a.c
  58 @@ -0,0 +1,70 @@
  59 +/*
  60 + * Driver for the PCM5102A codec
  61 + *
  62 + * Author:     Florian Meier <florian.meier@koalo.de>
  63 + *             Copyright 2013
  64 + *
  65 + * This program is free software; you can redistribute it and/or
  66 + * modify it under the terms of the GNU General Public License
  67 + * version 2 as published by the Free Software Foundation.
  68 + *
  69 + * This program is distributed in the hope that it will be useful, but
  70 + * WITHOUT ANY WARRANTY; without even the implied warranty of
  71 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  72 + * General Public License for more details.
  73 + */
  74 +
  75 +
  76 +#include <linux/init.h>
  77 +#include <linux/module.h>
  78 +#include <linux/platform_device.h>
  79 +
  80 +#include <sound/soc.h>
  81 +
  82 +static struct snd_soc_dai_driver pcm5102a_dai = {
  83 +       .name = "pcm5102a-hifi",
  84 +       .playback = {
  85 +               .channels_min = 2,
  86 +               .channels_max = 2,
  87 +               .rates = SNDRV_PCM_RATE_8000_192000,
  88 +               .formats = SNDRV_PCM_FMTBIT_S16_LE |
  89 +                          SNDRV_PCM_FMTBIT_S24_LE |
  90 +                          SNDRV_PCM_FMTBIT_S32_LE
  91 +       },
  92 +};
  93 +
  94 +static struct snd_soc_codec_driver soc_codec_dev_pcm5102a;
  95 +
  96 +static int pcm5102a_probe(struct platform_device *pdev)
  97 +{
  98 +       return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pcm5102a,
  99 +                       &pcm5102a_dai, 1);
 100 +}
 101 +
 102 +static int pcm5102a_remove(struct platform_device *pdev)
 103 +{
 104 +       snd_soc_unregister_codec(&pdev->dev);
 105 +       return 0;
 106 +}
 107 +
 108 +static const struct of_device_id pcm5102a_of_match[] = {
 109 +       { .compatible = "ti,pcm5102a", },
 110 +       { }
 111 +};
 112 +MODULE_DEVICE_TABLE(of, pcm5102a_of_match);
 113 +
 114 +static struct platform_driver pcm5102a_codec_driver = {
 115 +       .probe          = pcm5102a_probe,
 116 +       .remove         = pcm5102a_remove,
 117 +       .driver         = {
 118 +               .name   = "pcm5102a-codec",
 119 +               .owner  = THIS_MODULE,
 120 +               .of_match_table = pcm5102a_of_match,
 121 +       },
 122 +};
 123 +
 124 +module_platform_driver(pcm5102a_codec_driver);
 125 +
 126 +MODULE_DESCRIPTION("ASoC PCM5102A codec driver");
 127 +MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
 128 +MODULE_LICENSE("GPL v2");