diff options
| author | Wolfgang Denk <wd@denx.de> | 2012-05-20 20:47:40 (GMT) |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2012-05-20 20:47:40 (GMT) |
| commit | 8fa3d2b8161bb73b759c9db5c811c885ca5ec60c (patch) | |
| tree | f7aab3c7e50e90c22338450b2f417b3fff12b8a3 /drivers/mtd/nand/fsl_ifc_nand.c | |
| parent | 8bd07c9aaf4628931ab8da6eb0f83e517d9381a7 (diff) | |
| parent | e52fee9b04157c3f5bd73bb122e95d0c6ebb2270 (diff) | |
| download | u-boot-8fa3d2b8161bb73b759c9db5c811c885ca5ec60c.tar.xz | |
Merge branch 'master' of git://git.denx.de/u-boot-nand-flash
* 'master' of git://git.denx.de/u-boot-nand-flash:
NAND: Remove ONFI detection message to from bootup log
driver/mtd:IFC: Fix possible memory leak
driver/mtd: IFC NAND: Add support of ONFI NAND flash
mtd, nand: move some printfs to debug output.
nand_util: correct YAFFS image write function
powerpc/85xx: fix NAND boot linker scripts for -fpic
nand: extend .raw accesses to work on multiple pages
Diffstat (limited to 'drivers/mtd/nand/fsl_ifc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/fsl_ifc_nand.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c index 5cac78b..b3b7c70 100644 --- a/drivers/mtd/nand/fsl_ifc_nand.c +++ b/drivers/mtd/nand/fsl_ifc_nand.c @@ -384,19 +384,30 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command, /* READID must read all possible bytes while CEB is active */ case NAND_CMD_READID: + case NAND_CMD_PARAM: { + int timing = IFC_FIR_OP_RB; + if (command == NAND_CMD_PARAM) + timing = IFC_FIR_OP_RBCD; + out_be32(&ifc->ifc_nand.nand_fir0, (IFC_FIR_OP_CMD0 << IFC_NAND_FIR0_OP0_SHIFT) | (IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) | - (IFC_FIR_OP_RB << IFC_NAND_FIR0_OP2_SHIFT)); + (timing << IFC_NAND_FIR0_OP2_SHIFT)); out_be32(&ifc->ifc_nand.nand_fcr0, - NAND_CMD_READID << IFC_NAND_FCR0_CMD0_SHIFT); - /* 4 bytes for manuf, device and exts */ - out_be32(&ifc->ifc_nand.nand_fbcr, 4); - ctrl->read_bytes = 4; + command << IFC_NAND_FCR0_CMD0_SHIFT); + out_be32(&ifc->ifc_nand.row3, column); + + /* + * although currently it's 8 bytes for READID, we always read + * the maximum 256 bytes(for PARAM) + */ + out_be32(&ifc->ifc_nand.nand_fbcr, 256); + ctrl->read_bytes = 256; set_addr(mtd, 0, 0, 0); fsl_ifc_run_command(mtd); return; + } /* ERASE1 stores the block and page address */ case NAND_CMD_ERASE1: @@ -764,6 +775,7 @@ int board_nand_init(struct nand_chip *nand) if (priv->bank >= MAX_BANKS) { printf("%s: address did not match any " "chip selects\n", __func__); + kfree(priv); return -ENODEV; } |