board: sama5d4ek: update to support DM/DT

Update the configuration files to support the device tree and driver
model, so do SPL. The device clock and pins configuration are handled
by the clock and the pinctrl drivers respectively.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
diff --git a/configs/sama5d4ek_nandflash_defconfig b/configs/sama5d4ek_nandflash_defconfig
index 6092606..3e4c0a3 100644
--- a/configs/sama5d4ek_nandflash_defconfig
+++ b/configs/sama5d4ek_nandflash_defconfig
@@ -6,9 +6,13 @@
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL_NAND_SUPPORT=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_DEFAULT_DEVICE_TREE="at91-sama5d4ek"
 CONFIG_FIT=y
 CONFIG_SYS_EXTRA_OPTIONS="SAMA5D4,SYS_USE_NANDFLASH"
 CONFIG_BOOTDELAY=3
+CONFIG_SYS_CONSOLE_IS_IN_ENV=y
 # CONFIG_CONSOLE_MUX is not set
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
 # CONFIG_DISPLAY_BOARDINFO is not set
@@ -26,11 +30,37 @@
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_FAT=y
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-parent dma-names dmas"
+CONFIG_DM=y
+CONFIG_SPL_DM=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_CLK=y
+CONFIG_SPL_CLK=y
+CONFIG_CLK_AT91=y
+CONFIG_AT91_UTMI=y
+CONFIG_AT91_H32MX=y
+CONFIG_DM_GPIO=y
+CONFIG_AT91_GPIO=y
+CONFIG_DM_MMC=y
+CONFIG_GENERIC_ATMEL_MCI=y
+CONFIG_DM_SPI_FLASH=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_DM_ETH=y
+CONFIG_MACB=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_PINCTRL_AT91=y
+CONFIG_DM_SERIAL=y
+CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_ATMEL_USBA=y
 CONFIG_LCD=y
-CONFIG_OF_LIBFDT=y