Hi,

On Wed, Nov 14, 2012 at 5:39 PM, Padmavathi Venna padma.v@samsung.com wrote:

Audio platform device is not a hardware peripherial. So this device can't be added in the dt devices list. So expanded the module_platform_driver and registered this device using "platform_device_register_simple".

Also added the soc-core pm ops structure in the audio platform driver.

Signed-off-by: Padmavathi Venna padma.v@samsung.com

sound/soc/samsung/smdk_wm8994.c | 31 ++++++++++++++++++++++++++++++- 1 files changed, 30 insertions(+), 1 deletions(-)

diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c index 48dd4dd..7f97969 100644 --- a/sound/soc/samsung/smdk_wm8994.c +++ b/sound/soc/samsung/smdk_wm8994.c @@ -173,16 +173,45 @@ static int __devexit smdk_audio_remove(struct platform_device *pdev) return 0; }

+static struct platform_device *smdk_audio_device;

static struct platform_driver smdk_audio_driver = { .driver = { .name = "smdk-audio", .owner = THIS_MODULE,

•           .pm     = &snd_soc_pm_ops,
    },
    .probe          = smdk_audio_probe,
    .remove         = __devexit_p(smdk_audio_remove),
  

};

-module_platform_driver(smdk_audio_driver); +static int __init smdk_audio_init(void) +{

•   int ret;
  

•   ret = platform_driver_register(&smdk_audio_driver);
  

•   if (ret) {
  

•           pr_err("unable to register driver\n");
  

•           return ret;
  

•   }
  

•   smdk_audio_device = platform_device_register_simple("smdk-audio", -1, NULL, 0);
  

•   if (IS_ERR(smdk_audio_device)) {
  

•           platform_driver_unregister(&smdk_audio_driver);
  

•           return PTR_ERR(smdk_audio_device);
  

•   }
  

•   return 0;
  

+}

+static void __exit smdk_audio_exit(void) +{

•   platform_device_unregister(smdk_audio_device);
  

•   platform_driver_unregister(&smdk_audio_driver);
  

+}

+module_init(smdk_audio_init); +module_exit(smdk_audio_exit);

Ping. Any comments on this patch?

Thanks Padma

MODULE_DESCRIPTION("ALSA SoC SMDK WM8994"); MODULE_LICENSE("GPL"); -- 1.7.4.4

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