riscv: configs: Support AE350 SMP booting from flash flow

Add two defconfigs to support AE350 SMP booting from flash.

Signed-off-by: Rick Chen <rick@andestech.com>
Cc: Greentime Hu <greentime@andestech.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
diff --git a/board/AndesTech/ax25-ae350/MAINTAINERS b/board/AndesTech/ax25-ae350/MAINTAINERS
index b0a99e4..feed5d1 100644
--- a/board/AndesTech/ax25-ae350/MAINTAINERS
+++ b/board/AndesTech/ax25-ae350/MAINTAINERS
@@ -5,3 +5,5 @@
 F:	include/configs/ax25-ae350.h
 F:	configs/ae350_rv32_defconfig
 F:	configs/ae350_rv64_defconfig
+F:	configs/ae350_rv32_xip_defconfig
+F:	configs/ae350_rv64_xip_defconfig
diff --git a/configs/ae350_rv32_xip_defconfig b/configs/ae350_rv32_xip_defconfig
new file mode 100644
index 0000000..76534f2
--- /dev/null
+++ b/configs/ae350_rv32_xip_defconfig
@@ -0,0 +1,37 @@
+CONFIG_RISCV=y
+CONFIG_SYS_TEXT_BASE=0x80000000
+CONFIG_XIP=y
+CONFIG_TARGET_AX25_AE350=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_FIT=y
+CONFIG_BOOTDELAY=3
+CONFIG_BOARD_EARLY_INIT_F=y
+CONFIG_SYS_PROMPT="RISC-V # "
+CONFIG_CMD_IMLS=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_SF_TEST=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_BOOTP_PREFER_SERVERIP=y
+CONFIG_CMD_CACHE=y
+CONFIG_OF_BOARD=y
+CONFIG_DEFAULT_DEVICE_TREE="ae350_32"
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_MMC=y
+CONFIG_FTSDC010=y
+CONFIG_FTSDC010_SDIO=y
+CONFIG_MTD_NOR_FLASH=y
+CONFIG_FLASH_CFI_DRIVER=y
+CONFIG_CFI_FLASH=y
+CONFIG_SYS_FLASH_USE_BUFFER_WRITE=y
+CONFIG_SYS_FLASH_CFI=y
+CONFIG_SPI_FLASH=y
+CONFIG_SF_DEFAULT_MODE=0x0
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_FTMAC100=y
+CONFIG_BAUDRATE=38400
+CONFIG_SYS_NS16550=y
+CONFIG_SPI=y
+CONFIG_ATCSPI200_SPI=y
diff --git a/configs/ae350_rv64_xip_defconfig b/configs/ae350_rv64_xip_defconfig
new file mode 100644
index 0000000..f7f2925
--- /dev/null
+++ b/configs/ae350_rv64_xip_defconfig
@@ -0,0 +1,38 @@
+CONFIG_RISCV=y
+CONFIG_SYS_TEXT_BASE=0x80000000
+CONFIG_XIP=y
+CONFIG_TARGET_AX25_AE350=y
+CONFIG_ARCH_RV64I=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_FIT=y
+CONFIG_BOOTDELAY=3
+CONFIG_BOARD_EARLY_INIT_F=y
+CONFIG_SYS_PROMPT="RISC-V # "
+CONFIG_CMD_IMLS=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_SF_TEST=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_BOOTP_PREFER_SERVERIP=y
+CONFIG_CMD_CACHE=y
+CONFIG_OF_BOARD=y
+CONFIG_DEFAULT_DEVICE_TREE="ae350_64"
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_MMC=y
+CONFIG_FTSDC010=y
+CONFIG_FTSDC010_SDIO=y
+CONFIG_MTD_NOR_FLASH=y
+CONFIG_FLASH_CFI_DRIVER=y
+CONFIG_CFI_FLASH=y
+CONFIG_SYS_FLASH_USE_BUFFER_WRITE=y
+CONFIG_SYS_FLASH_CFI=y
+CONFIG_SPI_FLASH=y
+CONFIG_SF_DEFAULT_MODE=0x0
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_FTMAC100=y
+CONFIG_BAUDRATE=38400
+CONFIG_SYS_NS16550=y
+CONFIG_SPI=y
+CONFIG_ATCSPI200_SPI=y