Messages in this thread | | | Date | Mon, 24 Oct 2011 14:20:15 +0200 | From | Mark Brown <> | Subject | Re: [PATCH] Add SoundCard driver for OKI SEMICONDUCTOR ML7213 IOH |
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On Mon, Oct 24, 2011 at 09:12:42PM +0900, Tomoya MORINAGA wrote:
> 1. PCI interface function. > Any current ASoC drivers don't have PCI interface function. > So I don't know where the function should be in machine driver or > platform driver.
It depends on what the driver is for. Probably you want a driver which is some combination of machine driver and the various drivers that are normally part of the SoC - whatever roles in the system are filled by this hardware the driver ought to register subsystem drivers for those roles.
> 2. Register Access > Can platform driver access register ? > According to the soc document, platform driver must not access hardware, > however, some drivers looks accessing their hardware.
What makes you say this? A driver that can't access hardware would be rather useless...
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