If anybody know where to get c90 & c55 asynchronous flash driver ,I only have synchronous flash driver.
SSD flash drivers for MPC57xx (C55) are asynchronous (synchronous are not available):
All SSD flash drivers for MPC56xx (C90) are synchronous (asynchronous are not available). Device specific drivers can be found on device webpage, “Software & Tools” tab, “Middleware – Device Drivers” section. Here is example for MPC5643L: