Nokia RX-51: Convert to CONFIG_DM_MMC

Move twl4030_power_mmc_init() from board_mmc_power_init() to misc_init_r()
and disable CONFIG_SYS_MALLOC_F. Otherwise U-Boot cannot initialize MMC.
Also disable CONFIG_CMD_SLEEP CONFIG_DM_DEVICE_REMOVE CONFIG_MMC_VERBOSE to
free some space.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/nokia_rx51_defconfig b/configs/nokia_rx51_defconfig
index d0c8929..3b78271 100644
--- a/configs/nokia_rx51_defconfig
+++ b/configs/nokia_rx51_defconfig
@@ -4,6 +4,8 @@
 CONFIG_SYS_TEXT_BASE=0x80008000
 CONFIG_NR_DRAM_BANKS=2
 CONFIG_TARGET_NOKIA_RX51=y
+# CONFIG_SYS_MALLOC_F is not set
+# CONFIG_TI_SYSC is not set
 # CONFIG_FIT is not set
 CONFIG_BOOTDELAY=30
 CONFIG_AUTOBOOT_KEYED=y
@@ -35,6 +37,7 @@
 CONFIG_CMD_MTD=y
 CONFIG_CMD_ONENAND=y
 # CONFIG_CMD_SETEXPR is not set
+# CONFIG_CMD_SLEEP is not set
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_EXT4=y
 CONFIG_CMD_FAT=y
@@ -44,9 +47,12 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 # CONFIG_NET is not set
 CONFIG_DM=y
+# CONFIG_DM_DEVICE_REMOVE is not set
 CONFIG_DM_I2C=y
 CONFIG_TWL4030_LED=y
+CONFIG_DM_MMC=y
 # CONFIG_MMC_HW_PARTITIONING is not set
+# CONFIG_MMC_VERBOSE is not set
 CONFIG_MMC_OMAP_HS=y
 CONFIG_MTD=y
 CONFIG_CONS_INDEX=3