dm: mmc: zynq: Convert zynq to use driver model for MMC

Move zynq to the latest driver model support by enabling CONFIG_DM_MMC,
CONFIG_DM_MMC_OPS and CONFIG_BLK.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9a7ebed..6de734f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -657,11 +657,13 @@
 	select DM_GPIO
 	select SPL_DM if SPL
 	select DM_MMC
+	select DM_MMC_OPS
 	select DM_SPI
 	select DM_SERIAL
 	select DM_SPI_FLASH
 	select SPL_SEPARATE_BSS if SPL
 	select DM_USB if USB
+	select BLK
 
 config ARCH_ZYNQMP
 	bool "Support Xilinx ZynqMP Platform"
@@ -673,6 +675,9 @@
 	select CLK
 	select SPL_CLK
 	select DM_USB if USB
+	select DM_MMC
+	select DM_MMC_OPS
+	select BLK
 
 config TEGRA
 	bool "NVIDIA Tegra"