如何编译MI-NANO的32M闪存padavan固件

ca972008

修改了下面的红色字段后，内存能识别256M，但是发现闪存并没有什么效果，还是原来的大小。源码才用的是hanwcfk大佬的

# CONFIG_RT2880_DRAM_16M is not set
# CONFIG_RT2880_DRAM_32M is not set
CONFIG_RT2880_DRAM_256M=y
# CONFIG_RT2880_DRAM_128M is not set
# CONFIG_RT2880_DRAM_256M is not set
CONFIG_RALINK_RAM_SIZE=256
CONFIG_RT2880_UART_57600=y

# Ralink MTD support
#
CONFIG_MTD_RALINK=y
CONFIG_MTD_SPI_RALINK=y
# CONFIG_MTD_NAND_RALINK is not set
CONFIG_MTD_SPI_FAST_CLOCK=y
# CONFIG_MTD_SPI_READ_NORM is not set
# CONFIG_MTD_SPI_READ_FAST is not set
CONFIG_MTD_SPI_READ_DOR=y
# CONFIG_MTD_SPI_READ_DIOR is not set
# CONFIG_RT2880_FLASH_4M is not set
# CONFIG_RT2880_FLASH_8M is not set
# CONFIG_RT2880_FLASH_16M is not set
# CONFIG_RT2880_FLASH_32M is not set
CONFIG_RT2880_FLASH_AUTO=y
CONFIG_RT2880_MTD_PHYSMAP_START=0x1C000000
CONFIG_RT2880_MTD_PHYSMAP_LEN=0x1000000
CONFIG_RT2880_MTD_PHYSMAP_BUSWIDTH=2
# CONFIG_RT2880_ROOTFS_IN_RAM is not set
CONFIG_RT2880_ROOTFS_IN_FLASH=y
CONFIG_ROOTFS_IN_FLASH_NO_PADDING=y
CONFIG_MTD_STORE_PART_SIZ=0x80000