omap_hsmmc: add init_card pass-through callback
This will allow us to set up special cards in machine drivers just after
they are detected by MMC core.
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Cc: Adrian Hunter <adrian.hunter@nokia.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Bob Copeland <me@bobcopeland.com>
Cc: Kalle Valo <kvalo@adurom.com>
Cc: Madhusudhan Chikkature <madhu.cr@ti.com>
Cc: Kishore Kadiyala <kishore.kadiyala@ti.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h
index c835f1e..9b89ec6 100644
--- a/arch/arm/plat-omap/include/plat/mmc.h
+++ b/arch/arm/plat-omap/include/plat/mmc.h
@@ -122,6 +122,8 @@
/* Call back after enabling / disabling regulators */
void (*after_set_reg)(struct device *dev, int slot,
int power_on, int vdd);
+ /* if we have special card, init it using this callback */
+ void (*init_card)(struct mmc_card *card);
/* return MMC cover switch state, can be NULL if not supported.
*
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index a0c8515..ee1a309 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1598,6 +1598,14 @@
return mmc_slot(host).get_ro(host->dev, 0);
}
+static void omap_hsmmc_init_card(struct mmc_host *mmc, struct mmc_card *card)
+{
+ struct omap_hsmmc_host *host = mmc_priv(mmc);
+
+ if (mmc_slot(host).init_card)
+ mmc_slot(host).init_card(card);
+}
+
static void omap_hsmmc_conf_bus_power(struct omap_hsmmc_host *host)
{
u32 hctl, capa, value;
@@ -1869,6 +1877,7 @@
.set_ios = omap_hsmmc_set_ios,
.get_cd = omap_hsmmc_get_cd,
.get_ro = omap_hsmmc_get_ro,
+ .init_card = omap_hsmmc_init_card,
/* NYET -- enable_sdio_irq */
};
@@ -1879,6 +1888,7 @@
.set_ios = omap_hsmmc_set_ios,
.get_cd = omap_hsmmc_get_cd,
.get_ro = omap_hsmmc_get_ro,
+ .init_card = omap_hsmmc_init_card,
/* NYET -- enable_sdio_irq */
};