[PATCH 01/14] pinctrl: SPEAr: add spi chipselect control driver

Arnd Bergmann arnd at arndb.de
Mon Nov 12 10:03:28 EST 2012


On Sunday 11 November 2012, Viresh Kumar wrote:
> From: Shiraz Hashim <shiraz.hashim at st.com>
> 
> SPEAr platform provides a provision to control chipselects of ARM PL022
> Prime Cell spi controller through its system registers, which otherwise
> remains under PL022 control which some protocols do not want.
> 
> This commit intends to provide the spi chipselect control in software
> over gpiolib interface. Since it is tied to pinctrl, we place it under
> 'drivers/pinctrl/spear/' directory.
> 
> spi chip drivers can use the exported gpiolib interface to define their
> chipselect through DT or platform data.
> 
> Cc: Linus Walleij <linus.walleij at linaro.org>

The driver looks ok to me, but I'll wait for Linus to take a look first
and give his ack.

	Arnd



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