MIPS: add BMIPS Comtrend AR-5387un board

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

configs/comtrend_ar5387un_ram_defconfig

@@ -0,0 +1,44 @@
+CONFIG_ARCH_BMIPS=y
+CONFIG_BAUDRATE=115200
+CONFIG_BCM6345_SERIAL=y
+CONFIG_BMIPS_BOOT_RAM=y
+CONFIG_BOARD_COMTREND_AR5387UN=y
+# CONFIG_CMD_BOOTD is not set
+CONFIG_CMD_BOOTM=y
+CONFIG_CMD_CPU=y
+# CONFIG_CMD_CRC32 is not set
+# CONFIG_CMD_EDITENV is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+# CONFIG_CMD_EXPORTENV is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_CMD_GPIO is not set
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_IMPORTENV is not set
+CONFIG_CMD_LICENSE=y
+CONFIG_CMD_LOADB=y
+# CONFIG_CMD_LOADS is not set
+CONFIG_CMD_MEMINFO=y
+# CONFIG_CMD_MISC is not set
+# CONFIG_CMD_NET is not set
+# CONFIG_CMD_NFS is not set
+# CONFIG_CMD_SAVEENV is not set
+# CONFIG_CMD_XIMG is not set
+CONFIG_DEFAULT_DEVICE_TREE="comtrend,ar-5387un"
+CONFIG_DISPLAY_CPUINFO=y
+# CONFIG_DM_DEVICE_REMOVE is not set
+CONFIG_DM_GPIO=y
+CONFIG_DM_SERIAL=y
+CONFIG_HUSH_PARSER=y
+CONFIG_MIPS=y
+# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set
+# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
+CONFIG_MIPS_BOOT_FDT=y
+CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_SOC_BMIPS_BCM6328=y
+# CONFIG_SPL_SERIAL_PRESENT is not set
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SYS_NO_FLASH=y
+CONFIG_SYS_PROMPT="AR-5387un # "
+CONFIG_SYS_TEXT_BASE=0x80010000