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Commit 3071cafb authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Chris Ball
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mmc: tmio: use generic GPIO CD and WP handlers 



The tmio-mmc driver is already using the generic GPIO CD handler in IRQ
mode. This patch adds support for CD polling mode and also checks for
availability of a WP GPIO.

Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent d7d8d500

drivers/mmc/host/tmio_mmc_pio.c

+6 −0
Original line number Diff line number Diff line
@@ -875,6 +875,9 @@ static int tmio_mmc_get_ro(struct mmc_host *mmc) 
{

	struct tmio_mmc_host *host = mmc_priv(mmc);

	struct tmio_mmc_data *pdata = host->pdata;

	int ret = mmc_gpio_get_ro(mmc);

	if (ret >= 0)

		return ret;



	return !((pdata->flags & TMIO_MMC_WRPROTECT_DISABLE) ||

		 (sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT));
@@ -884,6 +887,9 @@ static int tmio_mmc_get_cd(struct mmc_host *mmc) 
{

	struct tmio_mmc_host *host = mmc_priv(mmc);

	struct tmio_mmc_data *pdata = host->pdata;

	int ret = mmc_gpio_get_cd(mmc);

	if (ret >= 0)

		return ret;



	if (!pdata->get_cd)

		return -ENOSYS;