ARM: uniphier: enable UniPhier SD/MMC host driver

Enable the driver in all UniPhier defconfig files and add some
needed defines to the common files.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/configs/uniphier_ld4_sld8_defconfig b/configs/uniphier_ld4_sld8_defconfig
index dbee08e..892bccc 100644
--- a/configs/uniphier_ld4_sld8_defconfig
+++ b/configs/uniphier_ld4_sld8_defconfig
@@ -21,6 +21,7 @@
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_SPL_SIMPLE_BUS=y
 CONFIG_GPIO_UNIPHIER=y
+CONFIG_MMC_UNIPHIER=y
 CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
diff --git a/configs/uniphier_pro4_defconfig b/configs/uniphier_pro4_defconfig
index 3c2f7b0..45ef883 100644
--- a/configs/uniphier_pro4_defconfig
+++ b/configs/uniphier_pro4_defconfig
@@ -20,6 +20,7 @@
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_SPL_SIMPLE_BUS=y
 CONFIG_GPIO_UNIPHIER=y
+CONFIG_MMC_UNIPHIER=y
 CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
diff --git a/configs/uniphier_pro5_defconfig b/configs/uniphier_pro5_defconfig
index cf5f1ce..0029cd3 100644
--- a/configs/uniphier_pro5_defconfig
+++ b/configs/uniphier_pro5_defconfig
@@ -20,6 +20,7 @@
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_SPL_SIMPLE_BUS=y
 CONFIG_GPIO_UNIPHIER=y
+CONFIG_MMC_UNIPHIER=y
 CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
diff --git a/configs/uniphier_pxs2_ld6b_defconfig b/configs/uniphier_pxs2_ld6b_defconfig
index 00a2900..0115c21 100644
--- a/configs/uniphier_pxs2_ld6b_defconfig
+++ b/configs/uniphier_pxs2_ld6b_defconfig
@@ -21,6 +21,7 @@
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_SPL_SIMPLE_BUS=y
 CONFIG_GPIO_UNIPHIER=y
+CONFIG_MMC_UNIPHIER=y
 CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8
diff --git a/configs/uniphier_sld3_defconfig b/configs/uniphier_sld3_defconfig
index 013fc8a..5f0d678 100644
--- a/configs/uniphier_sld3_defconfig
+++ b/configs/uniphier_sld3_defconfig
@@ -18,6 +18,7 @@
 # CONFIG_CMD_MISC is not set
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_GPIO_UNIPHIER=y
+CONFIG_MMC_UNIPHIER=y
 CONFIG_NAND_DENALI=y
 CONFIG_SYS_NAND_DENALI_64BIT=y
 CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8