configs: imx8mn_beacon: Enable QSPI Support

There is a QSPI chip connected to the FSPI.  Enable the defconfig
to support it.

Signed-off-by: Adam Ford <aford173@gmail.com>

configs/imx8mn_beacon_defconfig

@@ -49,6 +49,7 @@ CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y
 CONFIG_CMD_MMC=y
 CONFIG_CMD_PART=y
+CONFIG_CMD_SPI=y
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
@@ -90,11 +91,14 @@ CONFIG_MMC_UHS_SUPPORT=y
 CONFIG_MMC_HS400_ES_SUPPORT=y
 CONFIG_MMC_HS400_SUPPORT=y
 CONFIG_FSL_USDHC=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
 CONFIG_DM_SPI_FLASH=y
 CONFIG_SF_DEFAULT_MODE=0
 CONFIG_SF_DEFAULT_SPEED=40000000
 CONFIG_SPI_FLASH_BAR=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_MTD=y
 CONFIG_PHYLIB=y
 CONFIG_PHY_ATHEROS=y
 CONFIG_DM_ETH=y
@@ -116,6 +120,7 @@ CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
+CONFIG_NXP_FSPI=y
 CONFIG_SYSRESET=y
 CONFIG_SYSRESET_PSCI=y
 CONFIG_DM_THERMAL=y