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* ASoC: NUC900: patch for fix build errorWan ZongShun2010-06-102-2/+2
| | | | | | | | | This patch is to change 'auido.h' to 'audio.h' for fixing nuc900 alsa driver build error. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
* ASoC: nuc900: patch for modifing the ac97 delays to minimumWan ZongShun2010-06-021-12/+2
| | | | | | | | | | | | This patch is to modify the ac97 delays to minimum, all these 1000 micro seconds delays seem over spec for the AC97 interface. I deleted some unnecessary delays here and changed the AC97 cold and warm reset delays from 1000us to 100us. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
* ASoC: nuc900: fix a typo and rename the header fileWan ZongShun2010-06-022-1/+1
| | | | | | | | | | Fix a '#include "nuc900-audio.h' typo, I think it should be 'audio'. At the same time, this patch renames the 'nuc900-auido.h' file to 'nuc900-audio.h'. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
* ASoC: nuc900: fix a wait loop bugWan ZongShun2010-06-021-6/+4
| | | | | | | | | | | | | | The current implement meant ACTL_ACCON was only accessed once when read or write proceeding, which is not right, if so,we have to wait the 'timeout=0x10000' to end every times. We need to polling the bit AC_R_FINISH and AC_W_FINISH of ACTL_ACCON register to identify whether read or write is finished or not,so I make the patch to fix the issue. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
* ASoC: nuc900: patch for SUBSTREAM_TYPE', 'PCM_TX' and 'PCM_RX' removalWan ZongShun2010-06-023-15/+13
| | | | | | | | | | | | | This patch is to remove the 'SUBSTREAM_TYPE','PCM_TX' and 'PCM_RX' definition. There is no need to redefine SNDRV_PCM_STREAM_PLAYBACK as PCM_TX, the SUBSTREAM_TYPE(substream) can be deleted too, the playback or record can be judged by 'if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)' directly rather than 'if (PCM_TX == stype)', which makes the codes easy to read. Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
* ASoC: NUC900/audio: add nuc900 audio driver supportWan ZongShun2010-05-196-0/+1034
Add support for NUC900 AC97 Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>