pinctrl: Add void * to pinctrl_pin_desc
pinctrl: Add void * to pinctrl_pin_desc

drv_data is added to the pinctrl_pin_desc for drivers to define additional
driver-specific per-pin data.

Signed-off-by: Sherman Yin <bfc00d8442ff17dab468a99af1e9a4714000c6d3@broadcom.com>
Reviewed-by: Christian Daudt <2a0249a4f1af45d39ef18fe8d51f2574f8636df4@fixthebug.org>
Reviewed-by: Matt Porter <8a12fa875e5339448b9a7bed8541135ca6b440a5@linaro.org>
Signed-off-by: Linus Walleij <9cd9d802d23c0ed5e224beabf4ae4a5c478746ef@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs