--- /dev/null
+++ b/configs/mt7987a_bpi-r4-lite-emmc_defconfig
@@ -0,0 +1,155 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7987a-bpi-r4-lite-emmc"
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_TARGET_MT7987=y
+CONFIG_CPU_ARMV8=y
+CONFIG_SYS_BOOTM_LEN=0x6000000
+CONFIG_SYS_LOAD_ADDR=0x48000000
+CONFIG_PRE_CON_BUF_ADDR=0x4007EF00
+CONFIG_DEBUG_UART_BASE=0x11000000
+CONFIG_DEBUG_UART_CLOCK=40000000
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_AUTOBOOT_MENU_SHOW=y
+CONFIG_DEFAULT_FDT_FILE="mt7987a-bpi-r4-lite-emmc"
+CONFIG_SYS_CBSIZE=512
+CONFIG_SYS_PBSIZE=1049
+CONFIG_LOGLEVEL=7
+CONFIG_PRE_CONSOLE_BUFFER=y
+CONFIG_LOG=y
+# CONFIG_BOARD_INIT is not set
+CONFIG_BOARD_LATE_INIT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="MT7987> "
+CONFIG_CMD_LICENSE=y
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_BOOTEFI_BOOTMGR is not set
+CONFIG_CMD_BOOTMENU=y
+# CONFIG_CMD_XIMG is not set
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_ERASEENV=y
+CONFIG_CMD_ENV_FLAGS=y
+CONFIG_CMD_STRINGS=y
+CONFIG_CMD_CPU=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_TFTPSRV=y
+CONFIG_CMD_RARP=y
+CONFIG_CMD_CDP=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_LINK_LOCAL=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_DNS=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_PXE=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_PSTORE=y
+CONFIG_CMD_PSTORE_MEM_ADDR=0x42ff0000
+CONFIG_CMD_UUID=y
+CONFIG_CMD_HASH=y
+CONFIG_CMD_SMC=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_FS_UUID=y
+CONFIG_CMD_SF_TEST=y
+CONFIG_CMD_UBI=y
+CONFIG_CMD_UBI_RENAME=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_ENV_SIZE=0x40000
+CONFIG_ENV_OFFSET=0x400000
+CONFIG_ENV_OFFSET_REDUND=0x440000
+CONFIG_ENV_REDUNDANT=y
+CONFIG_ENV_USE_DEFAULT_ENV_TEXT_FILE=y
+CONFIG_ENV_DEFAULT_ENV_TEXT_FILE="defenvs/bananapi_bpi-r4-lite_emmc_env"
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_NETCONSOLE=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_NETMASK=y
+CONFIG_NETMASK="255.255.255.0"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.254"
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
+CONFIG_CLK=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MTK=y
+CONFIG_LED=y
+CONFIG_LED_BLINK=y
+CONFIG_LED_GPIO=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_SPI_NAND=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_EON=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_PUYA=y
+CONFIG_SPI_FLASH_SILICONKAISER=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_XMC=y
+CONFIG_SPI_FLASH_XTX=y
+CONFIG_SPI_FLASH_ZBIT=y
+CONFIG_SPI_FLASH_MTD=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_PHY_ETHERNET_ID=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PHY=y
+CONFIG_PHY_MTK_TPHY=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7987=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_MTK=y
+CONFIG_SCSI=y
+CONFIG_DM_SERIAL=y
+CONFIG_SERIAL_RX_BUFFER=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SPIM=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_MTK=y
+CONFIG_USB_STORAGE=y
+CONFIG_ZSTD=y
+CONFIG_HEXDUMP=y
+# CONFIG_TOOLS_LIBCRYPTO is not set
+# CONFIG_TOOLS_KWBIMAGE is not set
+# CONFIG_TOOLS_MKEFICAPSULE is not set
--- /dev/null
+++ b/configs/mt7987a_bpi-r4-lite-nor_defconfig
@@ -0,0 +1,156 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7987a-bpi-r4-lite-emmc"
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_TARGET_MT7987=y
+CONFIG_CPU_ARMV8=y
+CONFIG_SYS_BOOTM_LEN=0x6000000
+CONFIG_SYS_LOAD_ADDR=0x48000000
+CONFIG_PRE_CON_BUF_ADDR=0x4007EF00
+CONFIG_DEBUG_UART_BASE=0x11000000
+CONFIG_DEBUG_UART_CLOCK=40000000
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_AUTOBOOT_MENU_SHOW=y
+CONFIG_DEFAULT_FDT_FILE="mt7987a-bpi-r4-lite-emmc"
+CONFIG_SYS_CBSIZE=512
+CONFIG_SYS_PBSIZE=1049
+CONFIG_LOGLEVEL=7
+CONFIG_PRE_CONSOLE_BUFFER=y
+CONFIG_LOG=y
+# CONFIG_BOARD_INIT is not set
+CONFIG_BOARD_LATE_INIT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="MT7987> "
+CONFIG_CMD_LICENSE=y
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_BOOTEFI_BOOTMGR is not set
+CONFIG_CMD_BOOTMENU=y
+# CONFIG_CMD_XIMG is not set
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_ERASEENV=y
+CONFIG_CMD_ENV_FLAGS=y
+CONFIG_CMD_STRINGS=y
+CONFIG_CMD_CPU=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_TFTPSRV=y
+CONFIG_CMD_RARP=y
+CONFIG_CMD_CDP=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_LINK_LOCAL=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_DNS=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_PXE=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_PSTORE=y
+CONFIG_CMD_PSTORE_MEM_ADDR=0x42ff0000
+CONFIG_CMD_UUID=y
+CONFIG_CMD_HASH=y
+CONFIG_CMD_SMC=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_FS_UUID=y
+CONFIG_CMD_SF_TEST=y
+CONFIG_CMD_UBI=y
+CONFIG_CMD_UBI_RENAME=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_MTD=y
+CONFIG_ENV_REDUNDANT=y
+CONFIG_ENV_MTD_DEV="u-boot-env"
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0x0
+CONFIG_ENV_OFFSET_REDUND=0x20000
+CONFIG_ENV_USE_DEFAULT_ENV_TEXT_FILE=y
+CONFIG_ENV_DEFAULT_ENV_TEXT_FILE="defenvs/bananapi_bpi-r4-lite_nor_env"
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_NETCONSOLE=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_NETMASK=y
+CONFIG_NETMASK="255.255.255.0"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.254"
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
+CONFIG_CLK=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MTK=y
+CONFIG_LED=y
+CONFIG_LED_BLINK=y
+CONFIG_LED_GPIO=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_SPI_NAND=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_EON=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_PUYA=y
+CONFIG_SPI_FLASH_SILICONKAISER=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_XMC=y
+CONFIG_SPI_FLASH_XTX=y
+CONFIG_SPI_FLASH_ZBIT=y
+CONFIG_SPI_FLASH_MTD=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_PHY_ETHERNET_ID=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PHY=y
+CONFIG_PHY_MTK_TPHY=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7987=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_MTK=y
+CONFIG_SCSI=y
+CONFIG_DM_SERIAL=y
+CONFIG_SERIAL_RX_BUFFER=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SPIM=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_MTK=y
+CONFIG_USB_STORAGE=y
+CONFIG_ZSTD=y
+CONFIG_HEXDUMP=y
+# CONFIG_TOOLS_LIBCRYPTO is not set
+# CONFIG_TOOLS_KWBIMAGE is not set
+# CONFIG_TOOLS_MKEFICAPSULE is not set
--- /dev/null
+++ b/configs/mt7987a_bpi-r4-lite-sd_defconfig
@@ -0,0 +1,155 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7987a-bpi-r4-lite-sd"
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_TARGET_MT7987=y
+CONFIG_CPU_ARMV8=y
+CONFIG_SYS_BOOTM_LEN=0x6000000
+CONFIG_SYS_LOAD_ADDR=0x48000000
+CONFIG_PRE_CON_BUF_ADDR=0x4007EF00
+CONFIG_DEBUG_UART_BASE=0x11000000
+CONFIG_DEBUG_UART_CLOCK=40000000
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_AUTOBOOT_MENU_SHOW=y
+CONFIG_DEFAULT_FDT_FILE="mt7987a-bpi-r4-lite-sd"
+CONFIG_SYS_CBSIZE=512
+CONFIG_SYS_PBSIZE=1049
+CONFIG_LOGLEVEL=7
+CONFIG_PRE_CONSOLE_BUFFER=y
+CONFIG_LOG=y
+# CONFIG_BOARD_INIT is not set
+CONFIG_BOARD_LATE_INIT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="MT7987> "
+CONFIG_CMD_LICENSE=y
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_BOOTEFI_BOOTMGR is not set
+CONFIG_CMD_BOOTMENU=y
+# CONFIG_CMD_XIMG is not set
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_ERASEENV=y
+CONFIG_CMD_ENV_FLAGS=y
+CONFIG_CMD_STRINGS=y
+CONFIG_CMD_CPU=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_SF_TEST=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_TFTPSRV=y
+CONFIG_CMD_RARP=y
+CONFIG_CMD_CDP=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_LINK_LOCAL=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_DNS=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_PXE=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_PSTORE=y
+CONFIG_CMD_PSTORE_MEM_ADDR=0x42ff0000
+CONFIG_CMD_UUID=y
+CONFIG_CMD_HASH=y
+CONFIG_CMD_SMC=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_FS_UUID=y
+CONFIG_CMD_UBI=y
+CONFIG_CMD_UBI_RENAME=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_ENV_SIZE=0x40000
+CONFIG_ENV_OFFSET=0x400000
+CONFIG_ENV_OFFSET_REDUND=0x440000
+CONFIG_ENV_REDUNDANT=y
+CONFIG_ENV_USE_DEFAULT_ENV_TEXT_FILE=y
+CONFIG_ENV_DEFAULT_ENV_TEXT_FILE="defenvs/bananapi_bpi-r4-lite_sdmmc_env"
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_NETCONSOLE=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_NETMASK=y
+CONFIG_NETMASK="255.255.255.0"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.254"
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
+CONFIG_CLK=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MTK=y
+CONFIG_LED=y
+CONFIG_LED_BLINK=y
+CONFIG_LED_GPIO=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_SPI_NAND=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_EON=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_PUYA=y
+CONFIG_SPI_FLASH_SILICONKAISER=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_XMC=y
+CONFIG_SPI_FLASH_XTX=y
+CONFIG_SPI_FLASH_ZBIT=y
+CONFIG_SPI_FLASH_MTD=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_PHY_ETHERNET_ID=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PHY=y
+CONFIG_PHY_MTK_TPHY=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7987=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_MTK=y
+CONFIG_SCSI=y
+CONFIG_DM_SERIAL=y
+CONFIG_SERIAL_RX_BUFFER=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SPIM=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_MTK=y
+CONFIG_USB_STORAGE=y
+CONFIG_ZSTD=y
+CONFIG_HEXDUMP=y
+# CONFIG_TOOLS_LIBCRYPTO is not set
+# CONFIG_TOOLS_KWBIMAGE is not set
+# CONFIG_TOOLS_MKEFICAPSULE is not set
--- /dev/null
+++ b/configs/mt7987a_bpi-r4-lite-snand_defconfig
@@ -0,0 +1,155 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7987a-bpi-r4-lite-spim-nand"
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_TARGET_MT7987=y
+CONFIG_CPU_ARMV8=y
+CONFIG_SYS_BOOTM_LEN=0x6000000
+CONFIG_SYS_LOAD_ADDR=0x48000000
+CONFIG_PRE_CON_BUF_ADDR=0x4007EF00
+CONFIG_DEBUG_UART_BASE=0x11000000
+CONFIG_DEBUG_UART_CLOCK=40000000
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_AUTOBOOT_MENU_SHOW=y
+CONFIG_DEFAULT_FDT_FILE="mt7987a-bpi-r4-lite-emmc-spim-nand"
+CONFIG_SYS_CBSIZE=512
+CONFIG_SYS_PBSIZE=1049
+CONFIG_LOGLEVEL=7
+CONFIG_PRE_CONSOLE_BUFFER=y
+CONFIG_LOG=y
+# CONFIG_BOARD_INIT is not set
+CONFIG_BOARD_LATE_INIT=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="MT7987> "
+CONFIG_CMD_LICENSE=y
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_BOOTEFI_BOOTMGR is not set
+CONFIG_CMD_BOOTMENU=y
+# CONFIG_CMD_XIMG is not set
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_ERASEENV=y
+CONFIG_CMD_ENV_FLAGS=y
+CONFIG_CMD_STRINGS=y
+CONFIG_CMD_CPU=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_TFTPSRV=y
+CONFIG_CMD_RARP=y
+CONFIG_CMD_CDP=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_LINK_LOCAL=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_DNS=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_PXE=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_PSTORE=y
+CONFIG_CMD_PSTORE_MEM_ADDR=0x42ff0000
+CONFIG_CMD_UUID=y
+CONFIG_CMD_HASH=y
+CONFIG_CMD_SMC=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_FS_UUID=y
+CONFIG_CMD_SF_TEST=y
+CONFIG_CMD_UBI=y
+CONFIG_CMD_UBI_RENAME=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_UBI=y
+CONFIG_ENV_REDUNDANT=y
+CONFIG_ENV_UBI_PART="ubi"
+CONFIG_ENV_UBI_VOLUME="ubootenv"
+CONFIG_ENV_UBI_VOLUME_REDUND="ubootenv2"
+CONFIG_ENV_USE_DEFAULT_ENV_TEXT_FILE=y
+CONFIG_ENV_DEFAULT_ENV_TEXT_FILE="defenvs/bananapi_bpi-r4-lite_snand_env"
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_NETCONSOLE=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_NETMASK=y
+CONFIG_NETMASK="255.255.255.0"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.254"
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
+CONFIG_CLK=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MTK=y
+CONFIG_LED=y
+CONFIG_LED_BLINK=y
+CONFIG_LED_GPIO=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTD_SPI_NAND=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_EON=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_PUYA=y
+CONFIG_SPI_FLASH_SILICONKAISER=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_XMC=y
+CONFIG_SPI_FLASH_XTX=y
+CONFIG_SPI_FLASH_ZBIT=y
+CONFIG_SPI_FLASH_MTD=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_PHY_ETHERNET_ID=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PHY=y
+CONFIG_PHY_MTK_TPHY=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7987=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_MTK=y
+CONFIG_SCSI=y
+CONFIG_DM_SERIAL=y
+CONFIG_SERIAL_RX_BUFFER=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SPIM=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_MTK=y
+CONFIG_USB_STORAGE=y
+CONFIG_ZSTD=y
+CONFIG_HEXDUMP=y
+# CONFIG_TOOLS_LIBCRYPTO is not set
+# CONFIG_TOOLS_KWBIMAGE is not set
+# CONFIG_TOOLS_MKEFICAPSULE is not set
--- /dev/null
+++ b/defenvs/bananapi_bpi-r4-lite_sdmmc_env
@@ -0,0 +1,80 @@
+ipaddr=192.168.1.1
+serverip=192.168.1.254
+loadaddr=0x48000000
+console=earlycon=uart8250,mmio32,0x11000000 console=ttyS0
+bootcmd=if pstore check ; then run boot_recovery ; else run boot_sdmmc ; fi
+bootconf=config-mt7987a-bananapi-bpi-r4-lite
+bootconf_base=config-mt7987a-bananapi-bpi-r4-lite#mt7987a-bananapi-bpi-r4-lite-1pcie-2L
+bootconf_nor=mt7987a-bananapi-bpi-r4-lite-nor
+bootconf_nand=mt7987a-bananapi-bpi-r4-lite-nand
+bootconf_sd=mt7987a-bananapi-bpi-r4-lite-sd
+bootconf_emmc=mt7987a-bananapi-bpi-r4-lite-emmc
+bootdelay=0
+bootfile=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-initramfs-recovery.itb
+bootfile_upg=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-squashfs-sysupgrade.itb
+bootled_pwr=blue:act
+bootled_rec=blue:act
+bootmenu_confirm_return=askenv - Press ENTER to return to menu ; bootmenu 60
+bootmenu_default=0
+bootmenu_delay=0
+bootmenu_title=      [0;34m( ( ( [1;39mOpenWrt[0;34m ) ) )  [0;36m[SD card][0m
+bootmenu_0=Initialize environment.=run _firstboot
+bootmenu_0d=Run default boot command.=run boot_default
+bootmenu_1=Boot system via TFTP.=run boot_tftp ; run bootmenu_confirm_return
+bootmenu_2=Boot production system from SD card.=run boot_production ; run bootmenu_confirm_return
+bootmenu_3=Boot recovery system from SD card.=run boot_recovery ; run bootmenu_confirm_return
+bootmenu_4=Load production system via TFTP then write to SD card.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_production ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_5=Load recovery system via TFTP then write to SD card.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_recovery ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_6=[31mInstall bootloader, recovery and production to NOR.[0m=if sf probe ; then run nor_init ; else echo "NOR not detected" ; fi ; run bootmenu_confirm_return
+bootmenu_7=[31mInstall bootloader, recovery and production to NAND.[0m=if nand info ; then run ubi_init ; else echo "NAND not detected" ; fi ; run bootmenu_confirm_return
+bootmenu_8=Reboot.=reset
+bootmenu_9=Reset all settings to factory defaults.=run reset_factory ; reset
+boot_update_conf=if nand info ; then setenv bootconf $bootconf_base#$bootconf_sd#$bootconf_nand ; else if sf probe ; then setenv bootconf $bootconf_base#$bootconf_sd#$bootconf_nor ; else setenv bootconf $bootconf_base#$bootconf_sd ; fi ; fi
+boot_first=if button reset ; then led $bootled_rec on ; run boot_tftp_recovery ; setenv flag_recover 1 ; run boot_default ; fi ; bootmenu
+boot_default=if env exists flag_recover ; then else run bootcmd ; fi ; run boot_recovery ; setenv replacevol 1 ; run boot_tftp_forever
+boot_production=led $bootled_pwr on ; run boot_update_conf ; run sdmmc_read_production && bootm $loadaddr#$bootconf ; led $bootled_pwr off
+boot_recovery=led $bootled_rec on ; run boot_update_conf ; run sdmmc_read_recovery && bootm $loadaddr#$bootconf ; led $bootled_rec off
+boot_sdmmc=run boot_production ; run boot_recovery
+boot_tftp_forever=led $bootled_rec on ; while true ; do run boot_tftp_recovery ; sleep 1 ; done
+boot_tftp_production=run boot_update_conf ; tftpboot $loadaddr $bootfile_upg && env exists replacevol && iminfo $loadaddr && run sdmmc_write_production ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp_recovery=run boot_update_conf ; tftpboot $loadaddr $bootfile && env exists replacevol && iminfo $loadaddr && run sdmmc_write_recovery ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp=run boot_update_conf ; tftpboot $loadaddr $bootfile && bootm $loadaddr#$bootconf
+mmc_write_vol=imszb $loadaddr image_size && test 0x$image_size -le 0x$part_size && mmc erase 0x$part_addr 0x$image_size && mmc write $loadaddr 0x$part_addr 0x$image_size
+mmc_read_vol=mmc read $loadaddr $part_addr 0x100 && imszb $loadaddr image_size && test 0x$image_size -le 0x$part_size && mmc read $loadaddr 0x$part_addr 0x$image_size && setexpr filesize $image_size * 0x200
+part_default=production
+part_recovery=recovery
+reset_factory=eraseenv && reset
+sdmmc_read_production=part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_read_vol
+sdmmc_read_recovery=part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_read_vol
+sdmmc_read_snand_bl2=part start mmc 0 install part_addr && mmc read $loadaddr $part_addr 0x400
+sdmmc_read_snand_fip=part start mmc 0 install part_addr && setexpr offset $part_addr + 0x800 && mmc read $loadaddr $offset 0x1000
+sdmmc_read_nor_bl2=part start mmc 0 install part_addr && setexpr offset $part_addr + 0x2800 && mmc read $loadaddr $offset 0x400
+sdmmc_read_nor_fip=part start mmc 0 install part_addr && setexpr offset $part_addr + 0x3000 && mmc read $loadaddr $offset 0x1000
+sdmmc_read_emmc_install=part start mmc 0 install part_addr && setexpr offset $part_addr + 0x3800 && mmc read $loadaddr $offset 0x4000
+sdmmc_write_production=part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_write_vol
+sdmmc_write_recovery=part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_write_vol
+snand_write_bl2=mtd erase bl2-nand && mtd write bl2-nand $loadaddr 0x0 0x80000 && mtd write bl2-nand $loadaddr 0x80000 0x80000 && mtd write bl2-nand $loadaddr 0x100000 0x80000 && mtd write bl2-nand $loadaddr 0x180000 0x80000
+nor_write_bl2=mtd erase bl2-nor && mtd write bl2-nor $loadaddr
+nor_write_fip=mtd erase fip && mtd write fip $loadaddr
+nor_pad_size=imsz $loadaddr image_size ; setexpr image_eb 0x$image_size / 0x10000 ; setexpr tmp1 0x$image_size % 0x10000 ; test 0x$tmp1 -gt 0 && setexpr image_eb 0x$image_eb + 1 ; setexpr image_eb $image_eb * 0x10000
+nor_erase_env=mtd erase u-boot-env
+nor_write_production=run nor_pad_size ; test 0x$image_eb -le 0xfc0000 && mtd erase fit && mtd write fit $loadaddr 0x0 $image_eb
+nor_write_recovery=run nor_pad_size ; test 0x$image_eb -le 0xe80000 && mtd erase recovery 0x0 0x$image_eb && mtd write recovery $loadaddr 0x0 $image_eb
+nor_init=run nor_init_bl && run nor_init_openwrt
+nor_init_bl=run sdmmc_read_nor_bl2 && run nor_write_bl2 && run sdmmc_read_nor_fip && run nor_write_fip && run nor_erase_env
+nor_init_openwrt=run sdmmc_read_recovery && iminfo $loadaddr && run nor_write_recovery ; run sdmmc_read_production && iminfo $loadaddr && run nor_write_production
+ubi_format=ubi detach ; mtd erase ubi && ubi part ubi
+ubi_init=run ubi_format && run ubi_init_bl && run ubi_init_openwrt && run ubi_init_emmc_install
+ubi_init_openwrt=run sdmmc_read_recovery && iminfo $loadaddr && run ubi_write_recovery ; run sdmmc_read_production && iminfo $loadaddr && run ubi_write_production
+ubi_init_bl=run sdmmc_read_snand_bl2 && run snand_write_bl2 && run sdmmc_read_snand_fip && run ubi_write_fip
+ubi_init_emmc_install=run sdmmc_read_emmc_install && run ubi_write_emmc_install
+ubi_prepare_rootfs=if ubi check rootfs_data ; then else if env exists rootfs_data_max ; then ubi create rootfs_data $rootfs_data_max dynamic || ubi create rootfs_data - dynamic ; else ubi create rootfs_data - dynamic ; fi ; fi
+ubi_remove_rootfs=ubi check rootfs_data && ubi remove rootfs_data
+ubi_write_fip=run ubi_remove_rootfs ; ubi check fip && ubi remove fip ; ubi create fip 0x200000 static ; ubi write $loadaddr fip 0x200000
+ubi_write_emmc_install=ubi check emmc_install && ubi remove emmc_install ; ubi create emmc_install 0x800000 dynamic ; ubi write $loadaddr emmc_install 0x800000
+ubi_write_production=ubi check fit && ubi remove fit ; run ubi_remove_rootfs ; ubi create fit $filesize dynamic && ubi write $loadaddr fit $filesize
+ubi_write_recovery=ubi check recovery && ubi remove recovery ; run ubi_remove_rootfs ; ubi create recovery $filesize dynamic && ubi write $loadaddr recovery $filesize
+_init_env=setenv _init_env ; setenv _create_env ; saveenv ; saveenv
+_firstboot=setenv _firstboot ; run _switch_to_menu ; run _init_env ; run boot_first
+_switch_to_menu=setenv _switch_to_menu ; setenv bootdelay 3 ; setenv bootmenu_delay 3 ; setenv bootmenu_0 $bootmenu_0d ; setenv bootmenu_0d ; run _bootmenu_update_title
+_bootmenu_update_title=setenv _bootmenu_update_title ; setenv bootmenu_title "$bootmenu_title       [33m$ver[0m"
--- /dev/null
+++ b/defenvs/bananapi_bpi-r4-lite_nor_env
@@ -0,0 +1,59 @@
+ipaddr=192.168.1.1
+serverip=192.168.1.254
+loadaddr=0x48000000
+console=earlycon=uart8250,mmio32,0x11000000 console=ttyS0
+bootcmd=if pstore check ; then run boot_recovery ; else run boot_nor ; fi
+bootconf=config-mt7987a-bananapi-bpi-r4-lite
+bootconf_base=config-mt7987a-bananapi-bpi-r4-lite#mt7987a-bananapi-bpi-r4-lite-1pcie-2L
+bootconf_nor=mt7987a-bananapi-bpi-r4-lite-nor
+bootconf_nand=mt7987a-bananapi-bpi-r4-lite-nand
+bootconf_sd=mt7987a-bananapi-bpi-r4-lite-sd
+bootconf_emmc=mt7987a-bananapi-bpi-r4-lite-emmc
+bootdelay=0
+bootfile=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-initramfs-recovery.itb
+bootfile_bl2=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-nor-preloader.bin
+bootfile_fip=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-nor-bl31-uboot.fip
+bootfile_upg=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-squashfs-sysupgrade.itb
+bootled_pwr=blue:act
+bootled_rec=blue:act
+bootmenu_confirm_return=askenv - Press ENTER to return to menu ; bootmenu 60
+bootmenu_default=0
+bootmenu_delay=0
+bootmenu_title=      [0;34m( ( ( [1;39mOpenWrt[0;34m ) ) )  [0;36m[SPI-NOR][0m
+bootmenu_0=Initialize environment.=run _firstboot
+bootmenu_0d=Run default boot command.=run boot_default
+bootmenu_1=Boot system via TFTP.=run boot_tftp ; run bootmenu_confirm_return
+bootmenu_2=Boot production system from flash.=run boot_production ; run bootmenu_confirm_return
+bootmenu_3=Boot recovery system from flash.=run boot_recovery ; run bootmenu_confirm_return
+bootmenu_4=Load production system via TFTP then write to flash.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_production ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_5=Load recovery system via TFTP then write to flash.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_recovery ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_6=[31mLoad BL31+U-Boot FIP via TFTP then write to flash.[0m=run boot_tftp_write_fip ; run bootmenu_confirm_return
+bootmenu_7=[31mLoad BL2 preloader via TFTP then write to flash.[0m=run boot_tftp_write_bl2 ; run bootmenu_confirm_return
+bootmenu_8=Reboot.=reset
+bootmenu_9=Reset all settings to factory defaults.=run reset_factory ; reset
+boot_first=if button reset ; then led $bootled_rec on ; run boot_tftp_recovery ; setenv flag_recover 1 ; run boot_default ; fi ; bootmenu
+boot_default=if env exists flag_recover ; then else run bootcmd ; fi ; run boot_recovery ; setenv replacevol 1 ; run boot_tftp_forever
+boot_production=run boot_update_conf ; led $bootled_pwr on ; run nor_read_production && bootm $loadaddr#$bootconf ; led $bootled_pwr off
+boot_recovery=run boot_update_conf ; led $bootled_rec on ; run nor_read_recovery ; bootm $loadaddr#$bootconf ; led $bootled_rec off
+boot_serial_write_fip=loadx $loadaddr 115200 && run boot_write_fip
+boot_serial_write_preloader=loadx $loadaddr 115200 && run boot_write_preloader
+boot_tftp_forever=led $bootled_rec on ; while true ; do run boot_tftp_recovery ; sleep 1 ; done
+boot_tftp_production=run boot_update_conf ; tftpboot $loadaddr $bootfile_upg && env exists replacevol && iminfo $loadaddr && run nor_write_production ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp_recovery=run boot_update_conf ; tftpboot $loadaddr $bootfile && env exists replacevol && iminfo $loadaddr && run nor_write_recovery ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp=run boot_update_conf ; tftpboot $loadaddr $bootfile && bootm $loadaddr#$bootconf
+boot_tftp_write_fip=tftpboot $loadaddr $bootfile_fip && run nor_write_fip
+boot_tftp_write_bl2=tftpboot $loadaddr $bootfile_bl2 && run nor_write_bl2
+boot_update_conf=if mmc partconf 0 ; then setenv bootconf $bootconf_base#$bootconf_nor#$bootconf_emmc ; else setenv bootconf $bootconf_base#$bootconf_nor#$bootconf_sd ; fi
+boot_nor=run boot_production ; run boot_recovery
+reset_factory=mtd erase u-boot-env
+nor_write_fip=mtd erase fip && mtd write fip $loadaddr
+nor_write_bl2=mtd erase bl2-nor && mtd write bl2-nor $loadaddr
+nor_read_production=mtd read fit $loadaddr 0x0 0x20000 && imsz $loadaddr image_size && mtd read fit $loadaddr 0x0 $image_size
+nor_read_recovery=mtd read recovery $loadaddr 0x0 0x20000 && imsz $loadaddr image_size && mtd read recovery $loadaddr 0x0 $image_size
+nor_pad_size=imsz $loadaddr image_size ; setexpr image_eb 0x$image_size / 0x10000 ; setexpr tmp1 0x$image_size % 0x10000 ; test 0x$tmp1 -gt 0 && setexpr image_eb 0x$image_eb + 1 ; setexpr image_eb $image_eb * 0x10000
+nor_write_production=run nor_pad_size ; test 0x$image_eb -le 0xfc0000 && mtd erase fit && mtd write fit $loadaddr 0x0 $image_eb
+nor_write_recovery=run nor_pad_size ; test 0x$image_eb -le 0xe80000 && mtd erase recovery 0x0 0x$image_eb && mtd write recovery $loadaddr 0x0 $image_eb
+_init_env=setenv _init_env ; saveenv
+_firstboot=setenv _firstboot ; run _switch_to_menu ; run _init_env ; run boot_first
+_switch_to_menu=setenv _switch_to_menu ; setenv bootdelay 3 ; setenv bootmenu_delay 3 ; setenv bootmenu_0 $bootmenu_0d ; setenv bootmenu_0d ; run _bootmenu_update_title
+_bootmenu_update_title=setenv _bootmenu_update_title ; setenv bootmenu_title "$bootmenu_title       [33m$ver[0m"
--- /dev/null
+++ b/defenvs/bananapi_bpi-r4-lite_snand_env
@@ -0,0 +1,72 @@
+ipaddr=192.168.1.1
+serverip=192.168.1.254
+loadaddr=0x48000000
+console=earlycon=uart8250,mmio32,0x11000000 console=ttyS0
+bootconf=config-mt7987a-bananapi-bpi-r4-lite
+bootconf_base=config-mt7987a-bananapi-bpi-r4-lite#mt7987a-bananapi-bpi-r4-lite-1pcie-2L
+bootconf_nor=mt7987a-bananapi-bpi-r4-lite-nor
+bootconf_nand=mt7987a-bananapi-bpi-r4-lite-nand
+bootconf_sd=mt7987a-bananapi-bpi-r4-lite-sd
+bootconf_emmc=mt7987a-bananapi-bpi-r4-lite-emmc
+bootcmd=if pstore check ; then run boot_recovery ; else run boot_ubi ; fi
+bootdelay=0
+bootfile=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-initramfs-recovery.itb
+bootfile_bl2=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-snand-preloader.bin
+bootfile_fip=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-snand-bl31-uboot.fip
+bootfile_upg=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-squashfs-sysupgrade.itb
+bootled_pwr=blue:act
+bootled_rec=blue:act
+bootmenu_confirm_return=askenv - Press ENTER to return to menu ; bootmenu 60
+bootmenu_default=0
+bootmenu_delay=0
+bootmenu_title=      [0;34m( ( ( [1;39mOpenWrt[0;34m ) ) )  [0;36m[SPI-NAND][0m
+bootmenu_0=Initialize environment.=run _firstboot
+bootmenu_0d=Run default boot command.=run boot_default
+bootmenu_1=Boot system via TFTP.=run boot_tftp ; run bootmenu_confirm_return
+bootmenu_2=Boot production system from NAND.=run boot_production ; run bootmenu_confirm_return
+bootmenu_3=Boot recovery system from NAND.=run boot_recovery ; run bootmenu_confirm_return
+bootmenu_4=Load production system via TFTP then write to NAND.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_production ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_5=Load recovery system via TFTP then write to NAND.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_recovery ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_6=[31mLoad BL31+U-Boot FIP via TFTP then write to NAND.[0m=run boot_tftp_write_fip ; run bootmenu_confirm_return
+bootmenu_7=[31mLoad BL2 preloader via TFTP then write to NAND.[0m=run boot_tftp_write_bl2 ; run bootmenu_confirm_return
+bootmenu_8=[31mInstall bootloader, recovery and production to eMMC.[0m=if mmc partconf 0 ; then run emmc_init ; else echo "eMMC not detected" ; fi ; run bootmenu_confirm_return
+bootmenu_9=Reboot.=reset
+bootmenu_10=Reset all settings to factory defaults.=run reset_factory ; reset
+boot_first=if button reset ; then led $bootled_rec on ; run boot_tftp_recovery ; setenv flag_recover 1 ; run boot_default ; fi ; bootmenu
+boot_default=if env exists flag_recover ; then else run bootcmd ; fi ; run boot_recovery ; setenv replacevol 1 ; run boot_tftp_forever
+boot_production=run boot_update_conf ; led $bootled_pwr on ; run ubi_read_production && bootm $loadaddr#$bootconf ; led $bootled_pwr off
+boot_recovery=run boot_update_conf ; led $bootled_rec on ; run ubi_read_recovery && bootm $loadaddr#$bootconf ; led $bootled_rec off
+boot_ubi=run boot_production ; run boot_recovery
+boot_tftp_forever=led $bootled_rec on ; while true ; do run boot_tftp_recovery ; sleep 1 ; done
+boot_tftp_production=run boot_update_conf ; tftpboot $loadaddr $bootfile_upg && env exists replacevol && iminfo $loadaddr && run ubi_write_production ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp_recovery=run boot_update_conf ; tftpboot $loadaddr $bootfile && env exists replacevol && iminfo $loadaddr && run ubi_write_recovery ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp=run boot_update_conf ; tftpboot $loadaddr $bootfile && bootm $loadaddr#$bootconf
+boot_tftp_write_fip=tftpboot $loadaddr $bootfile_fip && run ubi_write_fip && run reset_factory
+boot_tftp_write_bl2=tftpboot $loadaddr $bootfile_bl2 && run snand_write_bl2
+boot_update_conf=if mmc partconf 0 ; then setenv bootconf $bootconf_base#$bootconf_nand#$bootconf_emmc ; else setenv bootconf $bootconf_base#$bootconf_nand#$bootconf_sd ; fi
+part_default=production
+part_recovery=recovery
+reset_factory=ubi part ubi ; mw $loadaddr 0xff 0x1f000 ; ubi write $loadaddr ubootenv 0x1f000 ; ubi write $loadaddr ubootenv2 0x1f000
+snand_write_bl2=mtd erase bl2-nand && mtd write bl2-nand $loadaddr 0x0 0x80000 && mtd write bl2-nand $loadaddr 0x80000 0x80000 && mtd write bl2-nand $loadaddr 0x100000 0x80000 && mtd write bl2-nand $loadaddr 0x180000 0x80000
+ubi_create_env=ubi check ubootenv || ubi create ubootenv 0x1f000 dynamic ; ubi check ubootenv2 || ubi create ubootenv2 0x1f000 dynamic
+ubi_prepare_rootfs=if ubi check rootfs_data ; then else if env exists rootfs_data_max ; then ubi create rootfs_data $rootfs_data_max dynamic || ubi create rootfs_data - dynamic ; else ubi create rootfs_data - dynamic ; fi ; fi
+ubi_read_production=ubi read $loadaddr fit && iminfo $loadaddr && run ubi_prepare_rootfs
+ubi_read_recovery=ubi check recovery && ubi read $loadaddr recovery
+ubi_read_emmc_install=ubi check emmc_install && ubi read $loadaddr emmc_install
+ubi_remove_rootfs=ubi check rootfs_data && ubi remove rootfs_data
+ubi_write_fip=run ubi_remove_rootfs ; ubi check fip && ubi remove fip ; ubi create fip 0x200000 static ; ubi write $loadaddr fip 0x200000
+ubi_write_production=ubi check fit && ubi remove fit ; run ubi_remove_rootfs ; ubi create fit $filesize dynamic && ubi write $loadaddr fit $filesize
+ubi_write_recovery=ubi check recovery && ubi remove recovery ; run ubi_remove_rootfs ; ubi create recovery $filesize dynamic && ubi write $loadaddr recovery $filesize
+mmc_write_vol=imszb $loadaddr image_size && test 0x$image_size -le 0x$part_size && mmc erase 0x$part_addr 0x$image_size && mmc write $loadaddr 0x$part_addr 0x$image_size
+emmc_init=mmc dev 0 && run emmc_init_bl && run emmc_init_openwrt ; env default bootcmd ; saveenv ; saveenv
+emmc_init_bl=run ubi_read_emmc_install && setenv fileaddr $loadaddr && run emmc_write_bl2 && setexpr fileaddr $loadaddr + 0x100000 && run emmc_write_fip && setexpr fileaddr $loadaddr + 0x500000 && run emmc_write_hdr
+emmc_init_openwrt=run ubi_read_recovery && iminfo $loadaddr && run emmc_write_recovery ; run ubi_read_production && iminfo $loadaddr && run emmc_write_production
+emmc_write_bl2=mmc partconf 0 1 1 1 && mmc erase 0x0 0x400 && mmc write $fileaddr 0x0 0x400 ; mmc partconf 0 1 1 0
+emmc_write_fip=mmc erase 0x3400 0x2000 && mmc write $fileaddr 0x3400 0x2000 && mmc erase 0x2000 0x800
+emmc_write_hdr=mmc erase 0x0 0x40 && mmc write $fileaddr 0x0 0x40
+emmc_write_production=part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_write_vol
+emmc_write_recovery=part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_write_vol
+_init_env=setenv _init_env ; run ubi_create_env ; saveenv ; saveenv
+_firstboot=setenv _firstboot ; run _switch_to_menu ; run _init_env ; run boot_first
+_switch_to_menu=setenv _switch_to_menu ; setenv bootdelay 3 ; setenv bootmenu_delay 3 ; setenv bootmenu_0 $bootmenu_0d ; setenv bootmenu_0d ; run _bootmenu_update_title
+_bootmenu_update_title=setenv _bootmenu_update_title ; setenv bootmenu_title "$bootmenu_title       [33m$ver[0m"
--- /dev/null
+++ b/defenvs/bananapi_bpi-r4-lite_emmc_env
@@ -0,0 +1,60 @@
+ipaddr=192.168.1.1
+serverip=192.168.1.254
+loadaddr=0x48000000
+console=earlycon=uart8250,mmio32,0x11000000 console=ttyS0
+bootcmd=if pstore check ; then run boot_recovery ; else run boot_emmc ; fi
+bootconf=config-mt7987a-bananapi-bpi-r4-lite
+bootconf_base=config-mt7987a-bananapi-bpi-r4-lite#mt7987a-bananapi-bpi-r4-lite-1pcie-2L
+bootconf_nor=mt7987a-bananapi-bpi-r4-lite-nor
+bootconf_nand=mt7987a-bananapi-bpi-r4-lite-nand
+bootconf_sd=mt7987a-bananapi-bpi-r4-lite-sd
+bootconf_emmc=mt7987a-bananapi-bpi-r4-lite-emmc
+bootdelay=0
+bootfile=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-initramfs-recovery.itb
+bootfile_bl2=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-emmc-preloader.bin
+bootfile_fip=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-emmc-bl31-uboot.fip
+bootfile_upg=openwrt-mediatek-filogic-bananapi_bpi-r4-lite-squashfs-sysupgrade.itb
+bootled_pwr=blue:act
+bootled_rec=blue:act
+bootmenu_confirm_return=askenv - Press ENTER to return to menu ; bootmenu 60
+bootmenu_default=0
+bootmenu_delay=0
+bootmenu_title=      [0;34m( ( ( [1;39mOpenWrt[0;34m ) ) )  [0;36m[eMMC][0m
+bootmenu_0=Initialize environment.=run _firstboot
+bootmenu_0d=Run default boot command.=run boot_default
+bootmenu_1=Boot system via TFTP.=run boot_tftp ; run bootmenu_confirm_return
+bootmenu_2=Boot production system from eMMC.=run boot_production ; run bootmenu_confirm_return
+bootmenu_3=Boot recovery system from eMMC.=run boot_recovery ; run bootmenu_confirm_return
+bootmenu_4=Load production system via TFTP then write to eMMC.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_production ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_5=Load recovery system via TFTP then write to eMMC.=setenv noboot 1 ; setenv replacevol 1 ; run boot_tftp_recovery ; setenv noboot ; setenv replacevol ; run bootmenu_confirm_return
+bootmenu_6=[31mLoad BL31+U-Boot FIP via TFTP then write to eMMC.[0m=run boot_tftp_write_fip ; run bootmenu_confirm_return
+bootmenu_7=[31mLoad BL2 preloader via TFTP then write to eMMC.[0m=run boot_tftp_write_bl2 ; run bootmenu_confirm_return
+bootmenu_8=Reboot.=reset
+bootmenu_9=Reset all settings to factory defaults.=run reset_factory ; reset
+boot_first=if button reset ; then led $bootled_rec on ; run boot_tftp_recovery ; setenv flag_recover 1 ; run boot_default ; fi ; bootmenu
+boot_default=if env exists flag_recover ; then else run bootcmd ; fi ; run boot_recovery ; setenv replacevol 1 ; run boot_tftp_forever
+boot_production=run boot_update_conf ; led $bootled_pwr on ; run emmc_read_production && bootm $loadaddr#$bootconf ; led $bootled_pwr off
+boot_recovery=run boot_update_conf ; led $bootled_rec on ; run emmc_read_recovery && bootm $loadaddr#$bootconf ; led $bootled_rec off
+boot_emmc=run boot_production ; run boot_recovery
+boot_tftp_forever=led $bootled_rec on ; while true ; do run boot_tftp_recovery ; sleep 1 ; done
+boot_tftp_production=run boot_update_conf ; tftpboot $loadaddr $bootfile_upg && env exists replacevol && iminfo $loadaddr && run emmc_write_production ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp_recovery=run boot_update_conf ; tftpboot $loadaddr $bootfile && env exists replacevol && iminfo $loadaddr && run emmc_write_recovery ; if env exists noboot ; then else bootm $loadaddr#$bootconf ; fi
+boot_tftp_write_fip=tftpboot $loadaddr $bootfile_fip && run emmc_write_fip
+boot_tftp_write_bl2=tftpboot $loadaddr $bootfile_bl2 && run emmc_write_bl2
+boot_tftp=run boot_update_conf ; tftpboot $loadaddr $bootfile && bootm $loadaddr#$bootconf
+boot_update_conf=if nand info ; then setenv bootconf $bootconf_base#$bootconf_emmc#$bootconf_nand ; else setenv bootconf $bootconf_base#$bootconf_emmc#$bootconf_nor ; fi
+mmc_write_vol=imszb $loadaddr image_size && test 0x$image_size -le 0x$part_size && mmc erase 0x$part_addr 0x$image_size && mmc write $loadaddr 0x$part_addr 0x$image_size
+mmc_read_vol=mmc read $loadaddr $part_addr 0x100 && imszb $loadaddr image_size && test 0x$image_size -le 0x$part_size && mmc read $loadaddr 0x$part_addr 0x$image_size && setexpr filesize $image_size * 0x200
+part_default=production
+part_recovery=recovery
+reset_factory=eraseenv && reset
+emmc_read_production=part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_read_vol
+emmc_read_recovery=part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_read_vol
+emmc_write_bl2=mmc partconf 0 1 1 1 && mmc erase 0x0 0x400 && mmc write $fileaddr 0x0 0x400 ; mmc partconf 0 1 1 0
+emmc_write_fip=mmc erase 0x3400 0x2000 && mmc write $fileaddr 0x3400 0x2000 && mmc erase 0x2000 0x800
+emmc_write_production=part start mmc 0 $part_default part_addr && part size mmc 0 $part_default part_size && run mmc_write_vol
+emmc_write_recovery=part start mmc 0 $part_recovery part_addr && part size mmc 0 $part_recovery part_size && run mmc_write_vol
+_init_env=setenv _init_env ; setenv _create_env ; saveenv ; saveenv
+_firstboot=setenv _firstboot ; run _switch_to_menu ; run _init_env ; run boot_first
+_switch_to_menu=setenv _switch_to_menu ; setenv bootdelay 3 ; setenv bootmenu_delay 3 ; setenv bootmenu_0 $bootmenu_0d ; setenv bootmenu_0d ; run _bootmenu_update_title
+_bootmenu_update_title=setenv _bootmenu_update_title ; setenv bootmenu_title "$bootmenu_title       [33m$ver[0m"
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite.dtsi
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+#include "mt7987a.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "BananaPi BPi-R4 Lite";
+	compatible = "mediatek,mt7987a", "mediatek,mt7987";
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&pio 1 GPIO_ACTIVE_LOW>;
+			debounce-interval = <10>;
+		};
+
+		wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&pio 0 GPIO_ACTIVE_LOW>;
+			debounce-interval = <10>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		act {
+			label = "blue:act";
+			gpios = <&pio 13 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite-sd.dts
@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+/dts-v1/;
+#include "mt7987a-bpi-r4-lite.dtsi"
+#include "mt7987-sd.dtsi"
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite-spim-nand.dts
@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+/dts-v1/;
+#include "mt7987a-bpi-r4-lite.dtsi"
+#include "mt7987-emmc.dtsi"
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite-emmc.dts
@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+/dts-v1/;
+#include "mt7987a-bpi-r4-lite.dtsi"
+#include "mt7987-emmc.dtsi"
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -1136,6 +1136,9 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
 	mt7986b-sd-rfb.dtb \
 	mt7986a-emmc-rfb.dtb \
 	mt7986b-emmc-rfb.dtb \
+	mt7987a-bpi-r4-lite-spim-nand.dtb \
+	mt7987a-bpi-r4-lite-emmc.dtb \
+	mt7987a-bpi-r4-lite-sd.dtb \
 	mt7987a-emmc-rfb.dtb \
 	mt7987a-rfb.dtb \
 	mt7987a-routerich_be7200.dtb \
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite-emmc-u-boot.dtsi
@@ -0,0 +1,123 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include "mt7987a-u-boot.dtsi"
+#include "mt7987-netsys-u-boot.dtsi"
+
+/ {
+	model = "mt7987";
+	compatible = "bananapi,bpi-r4-lite-emmc", "mediatek,mt7987";
+};
+
+&eth0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mdio0_pins>;
+	phy-mode = "2500base-x";
+	mediatek,switch = "auto";
+	reset-gpios = <&pio 42 GPIO_ACTIVE_HIGH>;
+
+	fixed-link {
+		speed = <2500>;
+		full-duplex;
+		pause;
+	};
+};
+
+&mmc0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc_pins_default>;
+	max-frequency = <48000000>;
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-mmc-hw-reset;
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_3p3v>;
+	non-removable;
+	status = "okay";
+};
+
+&spi2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi2_flash_pins>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+	must_tx;
+	enhance_timing;
+	dma_ext;
+	ipm_design;
+	support_quad;
+	tick_dly = <2>;
+	sample_sel = <0>;
+
+	/delete-node/ spi_nor@0;
+	spi_nor@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <4>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "bl2-nor";
+				reg = <0x0 0x40000>;
+			};
+
+			partition@40000 {
+				label = "u-boot-env";
+				reg = <0x40000 0x40000>;
+			};
+
+			partition@50000 {
+				label = "factory";
+				reg = <0x80000 0x80000>;
+				read-only;
+			};
+
+			partition@100000 {
+				label = "fip";
+				reg = <0x100000 0x80000>;
+			};
+
+			partition@180000 {
+				label = "recovery";
+				reg = <0x180000 0xe80000>;
+			};
+
+			partition@1000000 {
+				label = "fit";
+				reg = <0x1000000 0x1000000>;
+			};
+		};
+	};
+
+	spi_nand@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <4>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "bl2-nand";
+				reg = <0x0 0x200000>;
+			};
+
+			partition@200000 {
+				label = "ubi";
+				reg = <0x200000 0xfe00000>;
+				compatible = "linux,ubi";
+			};
+		};
+	};
+};
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite-spim-nand-u-boot.dtsi
@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2025 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+#include "mt7987a-u-boot.dtsi"
+#include "mt7987-netsys-u-boot.dtsi"
+
+/ {
+	model = "mt7987";
+	compatible = "bananapi,bpi-r4-lite-spim-nand", "mediatek,mt7987";
+};
+
+&eth0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mdio0_pins>;
+	phy-mode = "2500base-x";
+	mediatek,switch = "auto";
+	reset-gpios = <&pio 42 GPIO_ACTIVE_HIGH>;
+
+	fixed-link {
+		speed = <2500>;
+		full-duplex;
+		pause;
+	};
+};
+
+&spi2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi2_flash_pins>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+	must_tx;
+	enhance_timing;
+	dma_ext;
+	ipm_design;
+	support_quad;
+	tick_dly = <2>;
+	sample_sel = <0>;
+
+	/delete-node/ spi_nor@0;
+	spi_nand@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <4>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "bl2-nand";
+				reg = <0x0 0x200000>;
+			};
+
+			partition@200000 {
+				label = "ubi";
+				reg = <0x200000 0xfe00000>;
+				compatible = "linux,ubi";
+			};
+		};
+	};
+};
--- /dev/null
+++ b/arch/arm/dts/mt7987a-bpi-r4-lite-sd-u-boot.dtsi
@@ -0,0 +1,121 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include "mt7987a-u-boot.dtsi"
+#include "mt7987-netsys-u-boot.dtsi"
+
+/ {
+	model = "mt7987";
+	compatible = "bananapi,bpi-r4-lite-sd", "mediatek,mt7987";
+};
+
+&eth0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mdio0_pins>;
+	phy-mode = "2500base-x";
+	mediatek,switch = "auto";
+	reset-gpios = <&pio 42 GPIO_ACTIVE_HIGH>;
+
+	fixed-link {
+		speed = <2500>;
+		full-duplex;
+		pause;
+	};
+};
+
+&mmc0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&sd_pins_default>;
+	max-frequency = <48000000>;
+	bus-width = <4>;
+	cap-sd-highspeed;
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_3p3v>;
+	status = "okay";
+};
+
+&spi2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi2_flash_pins>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+	must_tx;
+	enhance_timing;
+	dma_ext;
+	ipm_design;
+	support_quad;
+	tick_dly = <2>;
+	sample_sel = <0>;
+
+	/delete-node/ spi_nor@0;
+	spi_nor@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <4>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "bl2-nor";
+				reg = <0x0 0x40000>;
+			};
+
+			partition@40000 {
+				label = "u-boot-env";
+				reg = <0x40000 0x40000>;
+			};
+
+			partition@50000 {
+				label = "factory";
+				reg = <0x80000 0x80000>;
+				read-only;
+			};
+
+			partition@100000 {
+				label = "fip";
+				reg = <0x100000 0x80000>;
+			};
+
+			partition@180000 {
+				label = "recovery";
+				reg = <0x180000 0xe80000>;
+			};
+
+			partition@1000000 {
+				label = "fit";
+				reg = <0x1000000 0x1000000>;
+			};
+		};
+	};
+
+	spi_nand@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <4>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "bl2-nand";
+				reg = <0x0 0x200000>;
+			};
+
+			partition@200000 {
+				label = "ubi";
+				reg = <0x200000 0xfe00000>;
+				compatible = "linux,ubi";
+			};
+		};
+	};
+};
