Re: [alsa-devel] [PATCH v2 4/4] ASoC: rsnd: use regmap instead of original register mapping method

On Tue, Sep 17, 2013 at 10:23:58PM +0900, Kuninori Morimoto wrote:

For example, SSI device have many ports (0-8), but ADG is only 1 device. On this driver, all devices are using rsnd_write/read() to access register.

OK, this sounds like the module should have this information - ie check something in the module structure rather than asking regmap.