diff options
| author | Aaron Sierra <asierra@xes-inc.com> | 2014-08-26 18:18:33 -0500 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2014-11-05 14:45:53 -0800 |
| commit | 096916610f415e07cfe71d71a391011c617be5ed (patch) | |
| tree | 0e2c9596200462aff4a267607a134ba16f308d95 /drivers/mtd | |
| parent | abb1cd00e6b7434e866f1f817b4994e1c7f1f16d (diff) | |
| download | linux-096916610f415e07cfe71d71a391011c617be5ed.tar.bz2 | |
fsl_ifc: Support all 8 IFC chip selects
Freescale's QorIQ T Series processors support 8 IFC chip selects
within a memory map backward compatible with previous P Series
processors which supported only 4 chip selects.
Signed-off-by: Aaron Sierra <asierra@xes-inc.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/fsl_ifc_nand.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c index 2338124dd05f..4d40fdb24187 100644 --- a/drivers/mtd/nand/fsl_ifc_nand.c +++ b/drivers/mtd/nand/fsl_ifc_nand.c @@ -31,7 +31,6 @@ #include <linux/mtd/nand_ecc.h> #include <linux/fsl_ifc.h> -#define FSL_IFC_V1_1_0 0x01010000 #define ERR_BYTE 0xFF /* Value returned for read bytes when read failed */ #define IFC_TIMEOUT_MSECS 500 /* Maximum number of mSecs to wait @@ -877,7 +876,7 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv) struct fsl_ifc_regs __iomem *ifc = ctrl->regs; struct nand_chip *chip = &priv->chip; struct nand_ecclayout *layout; - u32 csor, ver; + u32 csor; /* Fill in fsl_ifc_mtd structure */ priv->mtd.priv = chip; @@ -984,8 +983,7 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv) chip->ecc.mode = NAND_ECC_SOFT; } - ver = ioread32be(&ifc->ifc_rev); - if (ver == FSL_IFC_V1_1_0) + if (ctrl->version == FSL_IFC_VERSION_1_1_0) fsl_ifc_sram_init(priv); return 0; @@ -1045,12 +1043,12 @@ static int fsl_ifc_nand_probe(struct platform_device *dev) } /* find which chip select it is connected to */ - for (bank = 0; bank < FSL_IFC_BANK_COUNT; bank++) { + for (bank = 0; bank < fsl_ifc_ctrl_dev->banks; bank++) { if (match_bank(ifc, bank, res.start)) break; } - if (bank >= FSL_IFC_BANK_COUNT) { + if (bank >= fsl_ifc_ctrl_dev->banks) { dev_err(&dev->dev, "%s: address did not match any chip selects\n", __func__); return -ENODEV; |