Some hosts can accept only certain types of cards. For example, an eMMC

is MMC only and a uSD slot may be SD only.  Pass host capabilities from
the board through to the driver.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Cc: Ian Molton <ian@mnementh.co.uk>
Cc: "Roberto A. Foglietta" <roberto.foglietta@gmail.com>
Cc: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: Philip Langdale <philipl@overt.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

arch/arm/mach-omap2/mmc-twl4030.c

@@ -470,12 +470,11 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
 		} else
 			mmc->slots[0].gpio_wp = -EINVAL;
 
-		if (c->nonremovable)
-			mmc->slots[0].nonremovable = 1;
-
 		if (c->power_saving)
 			mmc->slots[0].power_saving = 1;
 
+		mmc->slots[0].caps = c->caps;
+
 		/* NOTE:  MMC slots should have a Vcc regulator set up.
 		 * This may be from a TWL4030-family chip, another
 		 * controllable regulator, or a fixed supply.

arch/arm/mach-omap2/mmc-twl4030.h

@@ -12,8 +12,8 @@ struct twl4030_hsmmc_info {
 	bool	transceiver;	/* MMC-2 option */
 	bool	ext_clock;	/* use external pin for input clock */
 	bool	cover_only;	/* No card detect - just cover switch */
-	bool	nonremovable;	/* Nonremovable e.g. eMMC */
 	bool	power_saving;	/* Try to sleep or power off when possible */
+	unsigned long caps;	/* MMC host capabilities */
 	int	gpio_cd;	/* or -EINVAL */
 	int	gpio_wp;	/* or -EINVAL */
 	char	*name;		/* or NULL for default */

arch/arm/plat-omap/include/mach/mmc.h

@@ -83,12 +83,12 @@ struct omap_mmc_platform_data {
 		/* use the internal clock */
 		unsigned internal_clock:1;
 
-		/* nonremovable e.g. eMMC */
-		unsigned nonremovable:1;
-
 		/* Try to sleep or power off when possible */
 		unsigned power_saving:1;
 
+		/* MMC host capabilities */
+		unsigned long caps;
+
 		int switch_pin;			/* gpio (card detect) */
 		int gpio_wp;			/* gpio (write protect) */
 

drivers/mmc/host/omap_hsmmc.c

@@ -1671,9 +1671,10 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	else if (mmc_slot(host).wires >= 4)
 		mmc->caps |= MMC_CAP_4_BIT_DATA;
 
-	if (mmc_slot(host).nonremovable)
-		mmc->caps |= MMC_CAP_NONREMOVABLE;
+	mmc->caps |= mmc_slot(host).caps;
 
+	/* If no card caps specified then assume them all */
+	if (!(mmc->caps & (MMC_CAP_SDIO | MMC_CAP_SD | MMC_CAP_MMC)))
 		mmc->caps |= MMC_CAP_SDIO | MMC_CAP_SD | MMC_CAP_MMC;
 
 	omap_hsmmc_init(host);