diff options
| author | Han Xu <han.xu@nxp.com> | 2020-12-08 21:51:03 -0600 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2020-12-10 22:37:33 +0100 |
| commit | 46337d158262465a89f3568c94410ea553aa15b9 (patch) | |
| tree | b3b560c44b6ab051c9e922c7170dc94f229bf757 /tools/laptop | |
| parent | b1209582fb08897ab9da47076d0637ed64e7a4c3 (diff) | |
| download | linux-46337d158262465a89f3568c94410ea553aa15b9.tar.gz linux-46337d158262465a89f3568c94410ea553aa15b9.tar.bz2 linux-46337d158262465a89f3568c94410ea553aa15b9.zip | |
mtd: rawnand: gpmi: Fix the driver only sense CS0 R/B issue
Set the GPMI CTRL1 GANGED_RDYBUSY bit so driver can sense the R/B signal
from all CS.
For the NAND chip MT29F64G08AFAAAWP, only the first chip detected
without the patch.
[ 3.764118] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0x68
[ 3.770613] nand: Micron MT29F64G08AFAAAWP
[ 3.774752] nand: 4096 MiB, SLC, erase size: 1024 KiB, page size: 8192, OOB size: 448
[ 3.786421] Bad block table found at page 524160, version 0x01
[ 3.792730] Bad block table found at page 524032, version 0x01
After applying the patch
[ 3.764445] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0x68
[ 3.770941] nand: Micron MT29F64G08AFAAAWP
[ 3.775080] nand: 4096 MiB, SLC, erase size: 1024 KiB, page size: 8192, OOB size: 448
[ 3.784390] nand: 2 chips detected
[ 3.790900] Bad block table found at page 524160, version 0x01
[ 3.796776] Bad block table found at page 1048448, version 0x01
Signed-off-by: Han Xu <han.xu@nxp.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20201209035104.22679-2-han.xu@nxp.com
Diffstat (limited to 'tools/laptop')
0 files changed, 0 insertions, 0 deletions