[alsa-devel] How to handle parameter variation across different boards but same platform
broonie at opensource.wolfsonmicro.com
Wed Jul 4 16:01:18 CEST 2012
On Wed, Jul 04, 2012 at 01:43:12PM +0000, Hebbar, Gururaja wrote:
> On Wed, Jul 04, 2012 at 18:47:50, Mark Brown wrote:
> > What do you mean by "board"? If these are plugin modules for your
> > platform you need to either identify this at runtime and register a
> > different machine driver or select at compile time.
> By board I mean a new development board.
> New board
> sysclk = 24MHz
> codec_name = "tlv320aic3x-codec.1-001b"
> Previous Board
> sysclk = 12MHz
> .codec_name = "tlv320aic3x-codec.2-001b",
> Both boards share the same machine is API (machine_is_am33xx()).
> So, is there any mechanism/api to differentiate these 2 boards inside
> Has anyone else faced such situation?
If these are totally different boards they should have different machine
IDs set so machine_is_() should identify. If that isn't there then you
need to do something custom to your products to identify the boards
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