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SubjectRe: [PATCH v2 09/22] mmc: tmio: use mmc_can_gpio_cd() instead of checking TMIO_MMC_USE_GPIO_CD
On Sat, Nov 25, 2017 at 01:24:44AM +0900, Masahiro Yamada wrote:
> To use a GPIO line for card detection, TMIO_MMC_USE_GPIO_CD is set
> by a legacy board (arch/sh/boards/mach-ecovec24).
> For DT platforms, the "cd-gpios" property is a legitimate way for that
> in case the IP-builtin card detection can not be used for some reason.
> mmc_of_parse() calls mmc_gpiod_request_cd() to set up ctx->cd_gpio if
> the "cd-gpios" property is specified.
> To cater to both cases, mmc_can_gpio_cd() is a correct way to check
> which card detection logic is used.
> Signed-off-by: Masahiro Yamada <>

My gut feeling is that your patch is correct, but I need to have another
look at this native_hotplug code with a fresh brain and take your other
patches into account as well then, too.

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