Hi all Im Trying to boot a MPC8548 board using CRAMFS ( I am able to boot a network file system). Im using the powerpc architecture and flattened device tree containing my flash partitions. the previous linux i booted using CRAMFS used mtd/map definition for my board. do i still need to define a mdt map if I'm using a flattened device tree?
How do i configure the kernal to use CFI and configure teh MTD partitions i have? do i use CONFIG_MTD_PHYSMAP or CONFIG_MTD_PHYSMAP_OF. as far as i understand to use the mtd/maps I would use CONFIG_MTD_COMPLEX_MAPPINGS. Are the config settings for the FTD and mtd/maps mutually exclusive? my current config regarding CFI and MTD looks as follows" CONFIG_MTD=y CONFIG_MTD_DEBUG=y CONFIG_MTD_DEBUG_VERBOSE=3 CONFIG_MTD_CONCAT=y CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_REDBOOT_PARTS is not set ##CONFIG_MTD_OF_PARTS=m # CONFIG_MTD_AR7_PARTS is not set CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLKDEVS=y CONFIG_MTD_BLOCK=y CONFIG_MTD_BLOCK_RO=y # CONFIG_FTL is not set # CONFIG_NFTL is not set # CONFIG_INFTL is not set # CONFIG_RFD_FTL is not set # CONFIG_SSFDC is not set CONFIG_MTD_OOPS=m - # RAM/ROM/Flash chip drivers # CONFIG_MTD_CFI=y #CONFIG_MTD_JEDECPROBE=m CONFIG_MTD_GEN_PROBE=y # CONFIG_MTD_CFI_ADV_OPTIONS is not set #CONFIG_MTD_MAP_BANK_WIDTH_1=y #CONFIG_MTD_MAP_BANK_WIDTH_2=y CONFIG_MTD_MAP_BANK_WIDTH_4=y # CONFIG_MTD_MAP_BANK_WIDTH_8 is not set # CONFIG_MTD_MAP_BANK_WIDTH_16 is not set # CONFIG_MTD_MAP_BANK_WIDTH_32 is not set #CONFIG_MTD_CFI_I1=y CONFIG_MTD_CFI_I2=y # CONFIG_MTD_CFI_I4 is not set # CONFIG_MTD_CFI_I8 is not set # CONFIG_MTD_CFI_INTELEXT is not set CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_AMDSTD_RETRY=0 #CONFIG_MTD_CFI_STAA=m CONFIG_MTD_CFI_UTIL=y #CONFIG_MTD_RAM=m CONFIG_MTD_ROM=y ##CONFIG_MTD_ABSENT=m Mapping drivers for chip access # #CONFIG_MTD_COMPLEX_MAPPINGS=y #CONFIG_MTD_PHYSMAP=y CONFIG_MTD_PHYSMAP_OF=y # CONFIG_MTD_PCI is not set # CONFIG_MTD_INTEL_VR_NOR is not set #CONFIG_MTD_PLATRAM=m thanks pieter
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