board: atmel: add sama5d27_wlsom1_ek board

Add support for the SAMA5D27-WLSOM1-EK. It's based on the Microchip
WireLess SoM which contains the SAMa5D27 LPDDR2 2Gbits SiP.

Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
[eugen.hristev@microchip.com]: added u-boot specific dtsi and ported to 2019.10
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
diff --git a/configs/sama5d27_wlsom1_ek_mmc_defconfig b/configs/sama5d27_wlsom1_ek_mmc_defconfig
new file mode 100644
index 0000000..6b11fcb
--- /dev/null
+++ b/configs/sama5d27_wlsom1_ek_mmc_defconfig
@@ -0,0 +1,72 @@
+CONFIG_ARM=y
+CONFIG_ARCH_AT91=y
+CONFIG_SYS_TEXT_BASE=0x26f00000
+CONFIG_TARGET_SAMA5D27_WLSOM1_EK=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_ENV_SIZE=0x4000
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_BASE=0xf801c000
+CONFIG_DEBUG_UART_CLOCK=82000000
+CONFIG_DEFAULT_DEVICE_TREE="at91-sama5d27_wlsom1_ek"
+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_BOOTARGS="console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
+# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_HUSH_PARSER=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_SF=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_OF_CONTROL=y
+CONFIG_ENV_IS_IN_FAT=y
+CONFIG_DM=y
+CONFIG_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_I2C_EEPROM=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_ATMEL=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_SST=y
+CONFIG_PHY_MICREL=y
+CONFIG_DM_ETH=y
+CONFIG_MACB=y
+CONFIG_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_ATMEL_PIT_TIMER=y
+CONFIG_W1=y
+CONFIG_W1_GPIO=y
+CONFIG_W1_EEPROM=y
+CONFIG_W1_EEPROM_DS24XXX=y
+CONFIG_OF_LIBFDT_OVERLAY=y