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| author | Tom Rini <trini@ti.com> | 2013-09-06 20:25:35 -0400 |
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| committer | Tom Rini <trini@ti.com> | 2013-09-06 20:25:35 -0400 |
| commit | 47f75cf2e1d8648e3438630f3a4bddf9b5caa25d (patch) | |
| tree | 1d0f8f8943d44245381f255a059e258c696bc5a8 /doc/README.atmel_pmecc | |
| parent | 1affd4d4a3fe512050e1ad1636d9360c670da531 (diff) | |
| parent | 68e1747f9c0506159e8ecc9a4feb58e9c65a7b39 (diff) | |
| download | olio-uboot-2014.01-47f75cf2e1d8648e3438630f3a4bddf9b5caa25d.tar.xz olio-uboot-2014.01-47f75cf2e1d8648e3438630f3a4bddf9b5caa25d.zip | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'doc/README.atmel_pmecc')
| -rw-r--r-- | doc/README.atmel_pmecc | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/doc/README.atmel_pmecc b/doc/README.atmel_pmecc index b483744ea..41f3bd786 100644 --- a/doc/README.atmel_pmecc +++ b/doc/README.atmel_pmecc @@ -19,17 +19,6 @@ To use PMECC in this driver, the user needs to set: It can be 2, 4, 8, 12 or 24. 2. The PMECC sector size: CONFIG_PMECC_SECTOR_SIZE. It only can be 512 or 1024. - 3. The PMECC index lookup table's offsets in ROM code: CONFIG_PMECC_INDEX_TABLE_OFFSET. - In the chip datasheet section "Boot Stragegies", you can find - two Galois Field Table in the ROM code. One table is for 512-bytes - sector. Another is for 1024-byte sector. Each Galois Field includes - two sub-table: indext table & alpha table. - In the beginning of each Galois Field Table is the index table, - Alpha table is in the following. - So the index table's offset is same as the Galois Field Table. - - Please set CONFIG_PMECC_INDEX_TABLE_OFFSET correctly according the - Galois Field Table's offset base on the sector size you used. Take AT91SAM9X5EK as an example, the board definition file likes: @@ -38,7 +27,4 @@ Take AT91SAM9X5EK as an example, the board definition file likes: #define CONFIG_ATMEL_NAND_HW_PMECC 1 #define CONFIG_PMECC_CAP 2 #define CONFIG_PMECC_SECTOR_SIZE 512 -#define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 -NOTE: If you use 1024 as the sector size, then need set 0x10000 as the - CONFIG_PMECC_INDEX_TABLE_OFFSET |