1 # ====================================================================
3 # flash_atmel_at49xxxx.cdl
5 # FLASH memory - Hardware support for Atmel AT49xxxx parts
7 # ====================================================================
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40 # ====================================================================
41 ######DESCRIPTIONBEGIN####
43 # Author(s): jani@iv.ro
47 #####DESCRIPTIONEND####
49 # ====================================================================
51 cdl_package CYGPKG_DEVS_FLASH_ATMEL_AT49XXXX {
52 display "Atmel AT49XXXX FLASH memory support"
53 description "FLASH memory device support for Atmel AT49XXXX"
54 parent CYGPKG_IO_FLASH
55 active_if CYGPKG_IO_FLASH
57 active_if CYGINT_DEVS_FLASH_ATMEL_AT49XXXX_REQUIRED
59 implements CYGHWR_IO_FLASH_DEVICE
63 cdl_option CYGHWR_DEVS_FLASH_ATMEL_AT49XXXX_ERASE_BUG_WORKAROUND {
64 display "AT91FR40162 erase bug workaround"
68 The flash chips used in Atmel AT91FR40162 microcontrollers have a silicon bug
69 that causes erase operations to be unreliable unless any data to be erased is
70 cleared first, see http://www.atmel.com/dyn/resources/prod_documents/doc6076.pdf.
71 Selecting this option enables that workaround. Of course, erase operations will be
76 # EOF flash_atmel_49xxxx.cdl