target/linux/brcm2708/patches-4.1/0035-ASoC-Add-support-for-PCM5102A-codec.patch

   1 From c368e010eacbc50e6a5f527fcc8651ea1cdc5f26 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 035/121] 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 --- a/sound/soc/codecs/Kconfig
  18 +++ b/sound/soc/codecs/Kconfig
  19 @@ -83,6 +83,7 @@ config SND_SOC_ALL_CODECS
  20         select SND_SOC_PCM512x_I2C if I2C
  21         select SND_SOC_PCM512x_SPI if SPI_MASTER
  22         select SND_SOC_RT286 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 @@ -511,6 +512,9 @@ config SND_SOC_RT286
  28         tristate
  29         depends on I2C
  30
  31 +config SND_SOC_PCM5102A
  32 +       tristate
  33 +
  34  config SND_SOC_RT5631
  35         tristate "Realtek ALC5631/RT5631 CODEC"
  36         depends on I2C
  37 --- a/sound/soc/codecs/Makefile
  38 +++ b/sound/soc/codecs/Makefile
  39 @@ -78,6 +78,7 @@ snd-soc-pcm512x-i2c-objs := pcm512x-i2c.
  40  snd-soc-pcm512x-spi-objs := pcm512x-spi.o
  41  snd-soc-rl6231-objs := rl6231.o
  42  snd-soc-rt286-objs := rt286.o
  43 +snd-soc-pcm5102a-objs := pcm5102a.o
  44  snd-soc-rt5631-objs := rt5631.o
  45  snd-soc-rt5640-objs := rt5640.o
  46  snd-soc-rt5645-objs := rt5645.o
  47 @@ -263,6 +264,7 @@ obj-$(CONFIG_SND_SOC_PCM512x_I2C)   += snd
  48  obj-$(CONFIG_SND_SOC_PCM512x_SPI)      += snd-soc-pcm512x-spi.o
  49  obj-$(CONFIG_SND_SOC_RL6231)   += snd-soc-rl6231.o
  50  obj-$(CONFIG_SND_SOC_RT286)    += snd-soc-rt286.o
  51 +obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o
  52  obj-$(CONFIG_SND_SOC_RT5631)   += snd-soc-rt5631.o
  53  obj-$(CONFIG_SND_SOC_RT5640)   += snd-soc-rt5640.o
  54  obj-$(CONFIG_SND_SOC_RT5645)   += snd-soc-rt5645.o
  55 --- /dev/null
  56 +++ b/sound/soc/codecs/pcm5102a.c
  57 @@ -0,0 +1,63 @@
  58 +/*
  59 + * Driver for the PCM5102A codec
  60 + *
  61 + * Author:     Florian Meier <florian.meier@koalo.de>
  62 + *             Copyright 2013
  63 + *
  64 + * This program is free software; you can redistribute it and/or
  65 + * modify it under the terms of the GNU General Public License
  66 + * version 2 as published by the Free Software Foundation.
  67 + *
  68 + * This program is distributed in the hope that it will be useful, but
  69 + * WITHOUT ANY WARRANTY; without even the implied warranty of
  70 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  71 + * General Public License for more details.
  72 + */
  73 +
  74 +
  75 +#include <linux/init.h>
  76 +#include <linux/module.h>
  77 +#include <linux/platform_device.h>
  78 +
  79 +#include <sound/soc.h>
  80 +
  81 +static struct snd_soc_dai_driver pcm5102a_dai = {
  82 +       .name = "pcm5102a-hifi",
  83 +       .playback = {
  84 +               .channels_min = 2,
  85 +               .channels_max = 2,
  86 +               .rates = SNDRV_PCM_RATE_8000_192000,
  87 +               .formats = SNDRV_PCM_FMTBIT_S16_LE |
  88 +                          SNDRV_PCM_FMTBIT_S24_LE |
  89 +                          SNDRV_PCM_FMTBIT_S32_LE
  90 +       },
  91 +};
  92 +
  93 +static struct snd_soc_codec_driver soc_codec_dev_pcm5102a;
  94 +
  95 +static int pcm5102a_probe(struct platform_device *pdev)
  96 +{
  97 +       return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pcm5102a,
  98 +                       &pcm5102a_dai, 1);
  99 +}
 100 +
 101 +static int pcm5102a_remove(struct platform_device *pdev)
 102 +{
 103 +       snd_soc_unregister_codec(&pdev->dev);
 104 +       return 0;
 105 +}
 106 +
 107 +static struct platform_driver pcm5102a_codec_driver = {
 108 +       .probe          = pcm5102a_probe,
 109 +       .remove         = pcm5102a_remove,
 110 +       .driver         = {
 111 +               .name   = "pcm5102a-codec",
 112 +               .owner  = THIS_MODULE,
 113 +       },
 114 +};
 115 +
 116 +module_platform_driver(pcm5102a_codec_driver);
 117 +
 118 +MODULE_DESCRIPTION("ASoC PCM5102A codec driver");
 119 +MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
 120 +MODULE_LICENSE("GPL v2");