Masahiro Yamada 85f9ef8cdf mmc: slot-gpio: add a helper to check capability of GPIO WP detection
Like mmc_can_gpio_cd(), mmc_can_gpio_ro() will also be useful for host
drivers to know whether GPIO write-protect detection is supported.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2018-01-18 09:08:56 +01:00
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