Re: [PATCH 2/5] omap mmc: Add better MMC low-level init

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On Sat, Jan 10, 2009 at 11:49:42PM +0100, Ladislav Michl wrote:
> On Sun, Dec 07, 2008 at 01:47:47PM -0800, Tony Lindgren wrote:
> > diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c
> > index 504ae88..409fa56 100644
> > --- a/arch/arm/mach-omap1/board-h2-mmc.c
> > +++ b/arch/arm/mach-omap1/board-h2-mmc.c
> [snip]
> > +static void mmc_shutdown(struct device *dev)
> > +{
> > +	gpio_free(H2_TPS_GPIO_MMC_PWR_EN);
> > +}
> > +
> > +/*
> > + * H2 could use the following functions tested:
> > + * - mmc_get_cover_state that uses OMAP_MPUIO(1)
> > + * - mmc_get_wp that uses OMAP_MPUIO(3)
> > + */
> > +static struct omap_mmc_platform_data mmc1_data = {
> > +	.nr_slots                       = 1,
> > +	.init				= mmc_late_init,
> > +	.shutdown			= mmc_shutdown,
> It seems that shutdown is no-op, so what about patch below?

After all, lets remove some unused fields.

Signed-off-by: Ladislav Michl <ladis@xxxxxxxxxxxxxx>

diff --git a/arch/arm/plat-omap/include/mach/mmc.h b/arch/arm/plat-omap/include/mach/mmc.h
index 031250f..1129e97 100644
--- a/arch/arm/plat-omap/include/mach/mmc.h
+++ b/arch/arm/plat-omap/include/mach/mmc.h
@@ -51,7 +51,6 @@ struct omap_mmc_platform_data {
 	 * not supported */
 	int (* init)(struct device *dev);
 	void (* cleanup)(struct device *dev);
-	void (* shutdown)(struct device *dev);
 
 	/* To handle board related suspend/resume functionality for MMC */
 	int (*suspend)(struct device *dev, int slot);
@@ -77,10 +76,6 @@ struct omap_mmc_platform_data {
 
 		/* use the internal clock */
 		unsigned internal_clock:1;
-		s16 power_pin;
-
-		int switch_pin;			/* gpio (card detect) */
-		int gpio_wp;			/* gpio (write protect) */
 
 		int (* set_bus_mode)(struct device *dev, int slot, int bus_mode);
 		int (* set_power)(struct device *dev, int slot, int power_on, int vdd);
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 67d7b7f..84de289 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -157,8 +157,6 @@ struct mmc_omap_host {
 	struct timer_list	dma_timer;
 	unsigned		dma_len;
 
-	short			power_pin;
-
 	struct mmc_omap_slot    *slots[OMAP_MMC_MAX_SLOTS];
 	struct mmc_omap_slot    *current_slot;
 	spinlock_t              slot_lock;

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