[PATCH v3 5/6] ARM: pinctrl: Add Broadcom Capri pinctrl driver

Sherman Yin syin at broadcom.com
Wed Dec 18 19:12:30 EST 2013

On 13-12-13 02:22 AM, Mark Brown wrote:
> On Thu, Dec 12, 2013 at 09:54:50PM +0100, Linus Walleij wrote:
>> This is a reimplementation of regmap for MMIO.
>> See drivers/base/regmap/regmap-mmio.c
>> Notice how regmap_update_bits() is used throughout the
>> kernel.
>> If you want to do this, use regmap.
> Or if this is very performance sensitive (which I'd not expect for
> pinctrl) there's a helper in review at the minute which just uses a
> spinlock.

Thanks Mark.  It's not expected to be performance sensitive, so I'll 
probably go with regmap.


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