diff options
| author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-08-08 12:38:31 +0200 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2013-08-24 23:45:09 -0400 |
| commit | 214fc309d1387e822d606a33a10e31cacfe83520 (patch) | |
| tree | 2c266dd95d8da7f54d7b43c20e5c2c0ebe6165be /drivers/mmc/host/sdhci-pxav3.c | |
| parent | 7725a52c03df4dff3ac3fc621749407fb319d47f (diff) | |
| download | linux-214fc309d1387e822d606a33a10e31cacfe83520.tar.gz linux-214fc309d1387e822d606a33a10e31cacfe83520.tar.bz2 linux-214fc309d1387e822d606a33a10e31cacfe83520.zip | |
mmc: slot-gpio: Add debouncing capability to mmc_gpio_request_cd()
Add a debounce parameter to the mmc_gpio_request_cd() function that
enables GPIO debouncing when set to a non-zero value. This can be used
by MMC host drivers to enable debouncing on the card detect signal.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-pxav3.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-pxav3.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c index bf99359a3a90..793dacd3b841 100644 --- a/drivers/mmc/host/sdhci-pxav3.c +++ b/drivers/mmc/host/sdhci-pxav3.c @@ -278,7 +278,8 @@ static int sdhci_pxav3_probe(struct platform_device *pdev) host->mmc->pm_caps |= pdata->pm_caps; if (gpio_is_valid(pdata->ext_cd_gpio)) { - ret = mmc_gpio_request_cd(host->mmc, pdata->ext_cd_gpio); + ret = mmc_gpio_request_cd(host->mmc, pdata->ext_cd_gpio, + 0); if (ret) { dev_err(mmc_dev(host->mmc), "failed to allocate card detect gpio\n"); |