target/linux/brcm2708/patches-3.18/0031-ASoC-Add-support-for-PCM5102A-codec.patch

   1 From c3294683a11a781ec75c31d0717bee4f6438c6e6 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 031/114] 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    |  4 +++
  12  sound/soc/codecs/Makefile   |  2 ++
  13  sound/soc/codecs/pcm5102a.c | 63 +++++++++++++++++++++++++++++++++++++++++++++
  14  3 files changed, 69 insertions(+)
  15  create mode 100644 sound/soc/codecs/pcm5102a.c
  16
  17 diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
  18 index a68d173..0ef8bb7 100644
  19 --- a/sound/soc/codecs/Kconfig
  20 +++ b/sound/soc/codecs/Kconfig
  21 @@ -80,6 +80,7 @@ config SND_SOC_ALL_CODECS
  22         select SND_SOC_PCM512x_I2C if I2C
  23         select SND_SOC_PCM512x_SPI if SPI_MASTER
  24         select SND_SOC_RT286 if I2C
  25 +       select SND_SOC_PCM5102A if I2C
  26         select SND_SOC_RT5631 if I2C
  27         select SND_SOC_RT5640 if I2C
  28         select SND_SOC_RT5645 if I2C
  29 @@ -486,6 +487,9 @@ config SND_SOC_RT286
  30         tristate
  31         depends on I2C
  32
  33 +config SND_SOC_PCM5102A
  34 +       tristate
  35 +
  36  config SND_SOC_RT5631
  37         tristate
  38
  39 diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
  40 index 5dce451..7b606e6 100644
  41 --- a/sound/soc/codecs/Makefile
  42 +++ b/sound/soc/codecs/Makefile
  43 @@ -74,6 +74,7 @@ snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o
  44  snd-soc-pcm512x-spi-objs := pcm512x-spi.o
  45  snd-soc-rl6231-objs := rl6231.o
  46  snd-soc-rt286-objs := rt286.o
  47 +snd-soc-pcm5102a-objs := pcm5102a.o
  48  snd-soc-rt5631-objs := rt5631.o
  49  snd-soc-rt5640-objs := rt5640.o
  50  snd-soc-rt5645-objs := rt5645.o
  51 @@ -250,6 +251,7 @@ obj-$(CONFIG_SND_SOC_PCM512x_I2C)   += snd-soc-pcm512x-i2c.o
  52  obj-$(CONFIG_SND_SOC_PCM512x_SPI)      += snd-soc-pcm512x-spi.o
  53  obj-$(CONFIG_SND_SOC_RL6231)   += snd-soc-rl6231.o
  54  obj-$(CONFIG_SND_SOC_RT286)    += snd-soc-rt286.o
  55 +obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o
  56  obj-$(CONFIG_SND_SOC_RT5631)   += snd-soc-rt5631.o
  57  obj-$(CONFIG_SND_SOC_RT5640)   += snd-soc-rt5640.o
  58  obj-$(CONFIG_SND_SOC_RT5645)   += snd-soc-rt5645.o
  59 diff --git a/sound/soc/codecs/pcm5102a.c b/sound/soc/codecs/pcm5102a.c
  60 new file mode 100644
  61 index 0000000..126f1e9
  62 --- /dev/null
  63 +++ b/sound/soc/codecs/pcm5102a.c
  64 @@ -0,0 +1,63 @@
  65 +/*
  66 + * Driver for the PCM5102A codec
  67 + *
  68 + * Author:     Florian Meier <florian.meier@koalo.de>
  69 + *             Copyright 2013
  70 + *
  71 + * This program is free software; you can redistribute it and/or
  72 + * modify it under the terms of the GNU General Public License
  73 + * version 2 as published by the Free Software Foundation.
  74 + *
  75 + * This program is distributed in the hope that it will be useful, but
  76 + * WITHOUT ANY WARRANTY; without even the implied warranty of
  77 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  78 + * General Public License for more details.
  79 + */
  80 +
  81 +
  82 +#include <linux/init.h>
  83 +#include <linux/module.h>
  84 +#include <linux/platform_device.h>
  85 +
  86 +#include <sound/soc.h>
  87 +
  88 +static struct snd_soc_dai_driver pcm5102a_dai = {
  89 +       .name = "pcm5102a-hifi",
  90 +       .playback = {
  91 +               .channels_min = 2,
  92 +               .channels_max = 2,
  93 +               .rates = SNDRV_PCM_RATE_8000_192000,
  94 +               .formats = SNDRV_PCM_FMTBIT_S16_LE |
  95 +                          SNDRV_PCM_FMTBIT_S24_LE |
  96 +                          SNDRV_PCM_FMTBIT_S32_LE
  97 +       },
  98 +};
  99 +
 100 +static struct snd_soc_codec_driver soc_codec_dev_pcm5102a;
 101 +
 102 +static int pcm5102a_probe(struct platform_device *pdev)
 103 +{
 104 +       return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pcm5102a,
 105 +                       &pcm5102a_dai, 1);
 106 +}
 107 +
 108 +static int pcm5102a_remove(struct platform_device *pdev)
 109 +{
 110 +       snd_soc_unregister_codec(&pdev->dev);
 111 +       return 0;
 112 +}
 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 +       },
 121 +};
 122 +
 123 +module_platform_driver(pcm5102a_codec_driver);
 124 +
 125 +MODULE_DESCRIPTION("ASoC PCM5102A codec driver");
 126 +MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
 127 +MODULE_LICENSE("GPL v2");
 128 --
 129 1.8.3.2
 130