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ASoC: Davinci: McASP: add support new McASP IP Variant

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The OMAP2+ variant of McASP is different from Davinci variant w.r.to
some register offset.

Changes
- Add new MCASP_VERSION_3 to identify new variant. New DT compatible
  "ti,omap2-mcasp-audio" to identify version 3 controller.
- The register offsets are handled depending on the version.

Note:
    DMA parameters (dma fifo offset) are not updated and will be done later.

Signed-off-by: Hebbar, Gururaja <gururaja.hebbar@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Hebbar, Gururaja 2012-09-03 13:40:40 +05:30 • committed by Mark Brown
parent 85da89f562
commit e5ec69da24
3 changed files with 75 additions and 13 deletions
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1
include/linux/platform_data/davinci_asp.h
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@ -87,6 +87,7 @@ struct snd_platform_data {
enum {
MCASP_VERSION_1 = 0, /* DM646x */
MCASP_VERSION_2, /* DA8xx/OMAPL1x */
MCASP_VERSION_3, /* TI81xx/AM33xx */
};
enum mcbsp_clk_input_pin {