From bf626e5550f24aec24975a0e85ad8e572ca76a6b Mon Sep 17 00:00:00 2001
From: Zhangfei Gao <zhangfei.gao@linaro.org>
Date: Thu, 9 Jan 2014 22:35:10 +0800
Subject: [PATCH] mmc: dw_mmc: use slot-gpio to handle cd pin

Suggested by Jaehoon: Use slot-gpio to handle cd-gpio
Add function dw_mci_of_get_cd_gpio to check "cd-gpios" from dts.
mmc_gpio_request_cd and mmc_gpio_get_cd are used to handle cd pin

Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Chris Ball <chris@printf.net>
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