mmc: arm_pl180_mmci: update arm_pl180_mmci_init() prototype

Update arm_pl180_mmci_init() prototype by adding struct mmc**
param. This is needed before converting this driver to driver model
in order to use arm_pl180_mmci_init() in driver model and in none
driver model implementation

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/board/armltd/vexpress/vexpress_common.c b/board/armltd/vexpress/vexpress_common.c
index 89ab8f7..37b8d7f 100644
--- a/board/armltd/vexpress/vexpress_common.c
+++ b/board/armltd/vexpress/vexpress_common.c
@@ -76,6 +76,7 @@
 	(void) bis;
 #ifdef CONFIG_ARM_PL180_MMCI
 	struct pl180_mmc_host *host;
+	struct mmc *mmc;
 
 	host = malloc(sizeof(struct pl180_mmc_host));
 	if (!host)
@@ -91,7 +92,7 @@
 	host->clock_in = ARM_MCLK;
 	host->clock_min = ARM_MCLK / (2 * (SDI_CLKCR_CLKDIV_INIT_V1 + 1));
 	host->clock_max = CONFIG_ARM_PL180_MMCI_CLOCK_FREQ;
-	rc = arm_pl180_mmci_init(host);
+	rc = arm_pl180_mmci_init(host, &mmc);
 #endif
 	return rc;
 }
diff --git a/drivers/mmc/arm_pl180_mmci.c b/drivers/mmc/arm_pl180_mmci.c
index ddf8383..7898b0d 100644
--- a/drivers/mmc/arm_pl180_mmci.c
+++ b/drivers/mmc/arm_pl180_mmci.c
@@ -348,9 +348,8 @@
  * Set initial clock and power for mmc slot.
  * Initialize mmc struct and register with mmc framework.
  */
-int arm_pl180_mmci_init(struct pl180_mmc_host *host)
+int arm_pl180_mmci_init(struct pl180_mmc_host *host, struct mmc **mmc)
 {
-	struct mmc *mmc;
 	u32 sdi_u32;
 
 	writel(host->pwr_init, &host->base->power);
@@ -373,11 +372,12 @@
 	else
 		host->cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
 
-	mmc = mmc_create(&host->cfg, host);
-	if (mmc == NULL)
+	*mmc = mmc_create(&host->cfg, host);
+	if (!*mmc)
 		return -1;
 
-	debug("registered mmc interface number is:%d\n", mmc->block_dev.devnum);
+	debug("registered mmc interface number is:%d\n",
+	      (*mmc)->block_dev.devnum);
 
 	return 0;
 }
diff --git a/drivers/mmc/arm_pl180_mmci.h b/drivers/mmc/arm_pl180_mmci.h
index f23bd39..6e232f7 100644
--- a/drivers/mmc/arm_pl180_mmci.h
+++ b/drivers/mmc/arm_pl180_mmci.h
@@ -190,6 +190,6 @@
 	struct mmc_config cfg;
 };
 
-int arm_pl180_mmci_init(struct pl180_mmc_host *);
+int arm_pl180_mmci_init(struct pl180_mmc_host *host, struct mmc **mmc);
 
 #endif