mmc: Extend dependencies for zynq sdhci

There is hard dependency on BLK and DM_MMC which is also used by ATMEL
and ROCKCHIP.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 5e84a41..9983913 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -83,7 +83,7 @@
 
 config ZYNQ_SDHCI
 	bool "Arasan SDHCI controller support"
-	depends on DM_MMC && OF_CONTROL
+	depends on DM_MMC && OF_CONTROL && BLK && DM_MMC_OPS
 	help
 	  Support for Arasan SDHCI host controller on Zynq/ZynqMP ARM SoCs platform