mtd: fsmc: Support of 224-bytes OOB area length
The current patch is required to support EVALSPEAR1340CPU Revision 2 where a new (ONFI compliant) MT29F16G08 NAND flash from Micron is present. This NAND flash device defines a OOB area which is 224 bytes long (oobsize). Signed-off-by: Armando Visconti <armando.visconti@st.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
parent
753e0139e5
commit
0c78e93b44
|
@ -129,6 +129,42 @@ static struct nand_ecclayout fsmc_ecc4_256_layout = {
|
|||
}
|
||||
};
|
||||
|
||||
/*
|
||||
* ECC4 layout for NAND of pagesize 4096 bytes & OOBsize 224 bytes. 13*8 bytes
|
||||
* of OOB size is reserved for ECC, Byte no. 0 & 1 reserved for bad block & 118
|
||||
* bytes are free for use.
|
||||
*/
|
||||
static struct nand_ecclayout fsmc_ecc4_224_layout = {
|
||||
.eccbytes = 104,
|
||||
.eccpos = { 2, 3, 4, 5, 6, 7, 8,
|
||||
9, 10, 11, 12, 13, 14,
|
||||
18, 19, 20, 21, 22, 23, 24,
|
||||
25, 26, 27, 28, 29, 30,
|
||||
34, 35, 36, 37, 38, 39, 40,
|
||||
41, 42, 43, 44, 45, 46,
|
||||
50, 51, 52, 53, 54, 55, 56,
|
||||
57, 58, 59, 60, 61, 62,
|
||||
66, 67, 68, 69, 70, 71, 72,
|
||||
73, 74, 75, 76, 77, 78,
|
||||
82, 83, 84, 85, 86, 87, 88,
|
||||
89, 90, 91, 92, 93, 94,
|
||||
98, 99, 100, 101, 102, 103, 104,
|
||||
105, 106, 107, 108, 109, 110,
|
||||
114, 115, 116, 117, 118, 119, 120,
|
||||
121, 122, 123, 124, 125, 126
|
||||
},
|
||||
.oobfree = {
|
||||
{.offset = 15, .length = 3},
|
||||
{.offset = 31, .length = 3},
|
||||
{.offset = 47, .length = 3},
|
||||
{.offset = 63, .length = 3},
|
||||
{.offset = 79, .length = 3},
|
||||
{.offset = 95, .length = 3},
|
||||
{.offset = 111, .length = 3},
|
||||
{.offset = 127, .length = 97}
|
||||
}
|
||||
};
|
||||
|
||||
/*
|
||||
* ECC4 layout for NAND of pagesize 4096 bytes & OOBsize 128 bytes. 13*8 bytes
|
||||
* of OOB size is reserved for ECC, Byte no. 0 & 1 reserved for bad block & 22
|
||||
|
@ -856,6 +892,10 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
|
|||
nand->ecc.layout = &fsmc_ecc4_128_layout;
|
||||
host->ecc_place = &fsmc_ecc4_lp_place;
|
||||
break;
|
||||
case 224:
|
||||
nand->ecc.layout = &fsmc_ecc4_224_layout;
|
||||
host->ecc_place = &fsmc_ecc4_lp_place;
|
||||
break;
|
||||
case 256:
|
||||
nand->ecc.layout = &fsmc_ecc4_256_layout;
|
||||
host->ecc_place = &fsmc_ecc4_lp_place;
|
||||
|
|
Loading…
Reference in a new issue