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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2012-05-01 17:11:56 +0200
committerChris Ball <cjb@laptop.org>2012-07-21 00:02:20 -0400
commit3071cafb7f6f9cbb52b1b7eb308c8b45cae0dcf8 (patch)
treeb8deac0d73ab04057e6aba86faff14d6c3bd295c /drivers/mmc/host
parentd7d8d500bc03891c4a86da49858c46e2db256581 (diff)
downloadlinux-linaro-stable-3071cafb7f6f9cbb52b1b7eb308c8b45cae0dcf8.tar.gz
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: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host')
-rw-r--r--drivers/mmc/host/tmio_mmc_pio.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index f8df02111794..0d8a9bbe30be 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -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;