mmc: msm_sdcc: Compile the driver for msm7x30

The controller base address is referred from platform
resource instead of using #defines. This fixes the
compilation error when driver is compiled for msm7x30.

Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c
index 57e00cf..60e424e 100644
--- a/drivers/mmc/host/msm_sdcc.c
+++ b/drivers/mmc/host/msm_sdcc.c
@@ -160,18 +160,7 @@
 
 uint32_t msmsdcc_fifo_addr(struct msmsdcc_host *host)
 {
-	switch (host->pdev_id) {
-	case 1:
-		return MSM_SDC1_PHYS + MMCIFIFO;
-	case 2:
-		return MSM_SDC2_PHYS + MMCIFIFO;
-	case 3:
-		return MSM_SDC3_PHYS + MMCIFIFO;
-	case 4:
-		return MSM_SDC4_PHYS + MMCIFIFO;
-	}
-	BUG();
-	return 0;
+	return host->memres->start + MMCIFIFO;
 }
 
 static inline void