[PATCH v9 2/2 RESEND] i2c: aspeed: support ast2600 i2c new register mode driver

Andy Shevchenko andriy.shevchenko at linux.intel.com
Thu Apr 13 09:12:13 PDT 2023


On Thu, Apr 13, 2023 at 07:10:56PM +0300, Andy Shevchenko wrote:
> On Thu, Apr 13, 2023 at 03:53:27PM +0800, Ryan Chen wrote:
> > Add i2c new register mode driver to support AST2600 i2c
> > new register mode. AST2600 i2c controller have legacy and
> > new register mode. The new register mode have global register
> > support 4 base clock for scl clock selection, and new clock
> > divider mode. The i2c new register mode have separate register
> > set to control i2c master and slave.
> 
> There is already i2c-aspeed.c in the kernel. Can you elaborate what's wrong
> with the extending existing driver? (It seems to me that so called "legacy"
> mode is exactly what is being serviced by that driver.)

Okay, it seems the answer is in cover letter.

-- 
With Best Regards,
Andy Shevchenko





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