From: Yunlei He <heyunlei@huawei.com>
Date: Tue, 2 Dec 2014 04:32:59 +0000 (+0800)
Subject: gpio: pl061: hook request if gpio-ranges avaiable
X-Git-Tag: omap-for-v3.19/fixes-rc1~89^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=27f9fec5cf248692b373c31905c65326952a8e63;p=pandora-kernel.git

gpio: pl061: hook request if gpio-ranges avaiable

Gpio-ranges property is useful to represent which GPIOs correspond
to which pins on which pin controllers. But there may be some gpios
without pinctrl operation. So check whether gpio-ranges property
exists in device node first.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

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