board: atmel: Add SAMA5D27 giant board

Giant board is a tiny SBC based on the Adafruit Feather form factor,
created by groboards it contains a SAMA5D2 processor (SAMA5D27),
128 MB of RAM and a microSD card for storage.

Signed-off-by: Greg Gallagher <greg@embeddedgreg.com>
diff --git a/configs/sama5d27_giantboard_defconfig b/configs/sama5d27_giantboard_defconfig
new file mode 100644
index 0000000..4e55a62
--- /dev/null
+++ b/configs/sama5d27_giantboard_defconfig
@@ -0,0 +1,97 @@
+CONFIG_ARM=y
+CONFIG_ARCH_CPU_INIT=y
+CONFIG_ARCH_AT91=y
+CONFIG_CMDLINE=y
+CONFIG_SYS_TEXT_BASE=0x23f00000
+CONFIG_TARGET_SAMA5D27_SOM1_EK=y
+CONFIG_SAMA5D27_GIANTBOARD=y
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_SPL_MMC_SUPPORT=y
+CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_ENV_SIZE=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_SPL=y
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_BASE=0xf8020000
+CONFIG_DEBUG_UART_CLOCK=82000000
+CONFIG_SPL_FAT_SUPPORT=y
+CONFIG_SPL_FS_FAT=y
+CONFIG_SYS_BOARD="giantboard"
+CONFIG_SYS_BOARD_NAME="giantboard"
+CONFIG_SPL_LIBDISK_SUPPORT=y
+CONFIG_DEBUG_UART=y
+CONFIG_ENV_VARS_UBOOT_CONFIG=y
+CONFIG_FIT=y
+CONFIG_SYS_EXTRA_OPTIONS="SAMA5D2"
+CONFIG_SD_BOOT=y
+CONFIG_BOOTDELAY=3
+CONFIG_USE_BOOTARGS=y
+CONFIG_MISC_INIT_R=y
+CONFIG_BOARD_EARLY_INIT_F=y
+# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_SPL_TEXT_BASE=0x200000
+CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_HUSH_PARSER=y
+CONFIG_AUTOBOOT_KEYED=y
+CONFIG_AUTOBOOT_PROMPT="Hit SPACE in %d seconds to stop autoboot.\n"
+CONFIG_AUTOBOOT_STOP_STR=" "
+CONFIG_AUTOBOOT_KEYED_CTRLC=y
+CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_I2C=y
+# CONFIG_CMD_LOADS is not set
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIBFDT=y
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_DEFAULT_DEVICE_TREE="at91-sama5d27_giantboard"
+CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-parent dmas dma-names"
+CONFIG_ENV_IS_IN_FAT=y
+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_AT91_GENERIC_CLK=y
+CONFIG_DM_GPIO=y
+CONFIG_ATMEL_PIO4=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_AT91=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_ATMEL=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+# CONFIG_NET is not set
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_PINCTRL_AT91PIO4=y
+CONFIG_DM_SERIAL=y
+CONFIG_DEBUG_UART_ATMEL=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
+CONFIG_ATMEL_USART=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_TIMER=y
+CONFIG_SPL_TIMER=y
+CONFIG_ATMEL_PIT_TIMER=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