[alsa-devel] [PATCH v5] ASoC: Add Freescale SGTL5000 codec support

[Liam Girdwood]

On Thu, 2011-02-24 at 02:08 +0800, zhaoming.zeng at freescale.com wrote:
> From: Zeng Zhaoming <zhaoming.zeng at freescale.com>
> 
> Add Freescale SGTL5000 codec support.
> Supported features:
>  - line-in and mic input
>  - headphone and line-out output
>  - line-in bypass ADC and DAC to headphone
>  - 16, 20, 24, 32 bit audio
>  - 8 ~ 96k sample rates
> 
> Signed-off-by: Zeng Zhaoming <zhaoming.zeng at freescale.com>
> ---
> Changes since v4:
> 1. Fix regulator resource leak in sgtl5000_enable_regulators().
> 2. Fix memory leak in ldo_regulator_register() when desc.name malloc failed.
> 3. Del snd_soc_dapm_free() in sgtl5000_remove().
> 4. Correct the typos.
> 5. Replace pr_err() with dev_err in sgtl5000_set_clock().
> 6. Fix code style.
> 
> Thanks for the review of Timur, Mark, Sascha and Arnaud.
> ---
>  sound/soc/codecs/Kconfig    |    5 +
>  sound/soc/codecs/Makefile   |    2 +
>  sound/soc/codecs/sgtl5000.c | 1512 +++++++++++++++++++++++++++++++++++++++++++
>  sound/soc/codecs/sgtl5000.h |  402 ++++++++++++
>  4 files changed, 1921 insertions(+), 0 deletions(-)
> 

Acked-by: Liam Girdwood <lrg at slimlogic.co.uk>

Btw, your custom PCM volume controls look similar to the register format
used by AC97 volume controls. Did you try the kcontrol convenience
macros before writing your own control ? 

Thanks

Liam