Fabio Estevam wrote:
>
>> +#define NFC_BUF_ADDR                        (NFC_REG_BASE + 0x1E04)
>> +#define NFC_FLASH_ADDR                      (NFC_REG_BASE + 0x1E06)
>> +#define NFC_FLASH_CMD                       (NFC_REG_BASE + 0x1E08)
>> +#define NFC_CONFIG                  (NFC_REG_BASE + 0x1E0A)
>> +#define NFC_ECC_STATUS1                     (NFC_REG_BASE + 0x1E0C)
>> +#define NFC_ECC_STATUS2                     (NFC_REG_BASE + 0x1E0E)
>> +#define NFC_SPAS                    (NFC_REG_BASE + 0x1E10)
>> +#define NFC_WRPROT                  (NFC_REG_BASE + 0x1E12)
>> +#define NFC_NF_WRPRST                       (NFC_REG_BASE + 0x1E18)
>> +#define NFC_CONFIG1                 (NFC_REG_BASE + 0x1E1A)
>> +#define NFC_CONFIG2                 (NFC_REG_BASE + 0x1E1C)
>> +#define NFC_UNLOCKSTART_BLKADDR0    (NFC_REG_BASE + 0x1E20)
>> +#define NFC_UNLOCKEND_BLKADDR0              (NFC_REG_BASE + 0x1E22)
>> +#define NFC_UNLOCKSTART_BLKADDR1    (NFC_REG_BASE + 0x1E24)
>> +#define NFC_UNLOCKEND_BLKADDR1              (NFC_REG_BASE + 0x1E26)
>> +#define NFC_UNLOCKSTART_BLKADDR2    (NFC_REG_BASE + 0x1E28)
>> +#define NFC_UNLOCKEND_BLKADDR2              (NFC_REG_BASE + 0x1E2A)
>> +#define NFC_UNLOCKSTART_BLKADDR3    (NFC_REG_BASE + 0x1E2C)
>> +#define NFC_UNLOCKEND_BLKADDR3              (NFC_REG_BASE + 0x1E2E)
>>     
>
> On MX31 and also according to the current MPC5121 Reference Manual on the web 
> the offsets of the registers above seem to have an extra offset of 0x1000.
>
> MX31 and MPC5121 manuals state the following offsets: 
>
> #define NFC_BUF_ADDR                  (NFC_REG_BASE + 0xE04)
> #define NFC_FLASH_ADDR                        (NFC_REG_BASE + 0xE06)
> ...
>
> Is there a newer MPC5121 manual that changed the NAND registers offsets?
>   
As the patch states this is for silicon rev2.  One of the changes with 
rev2 was support for 4k nand so the number of 512 byte buffers is now 8 
instead of 4 so everything  else has moved up by 2K (0x1000).

The rev2 manual is available online here:
http://www.freescale.com/files/32bit/doc/ref_manual/MPC5121ERM.pdf

> Regards,
>
> Fabio Estevam
>
>
>       
>
>   

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