diff options
Diffstat (limited to 'drivers/mtd/nand/raw/fsmc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/raw/fsmc_nand.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c index 811982da3557..b13b2b0c3f30 100644 --- a/drivers/mtd/nand/raw/fsmc_nand.c +++ b/drivers/mtd/nand/raw/fsmc_nand.c @@ -503,6 +503,8 @@ static int dma_xfer(struct fsmc_nand_data *host, void *buffer, int len, dma_dev = chan->device; dma_addr = dma_map_single(dma_dev->dev, buffer, len, direction); + if (dma_mapping_error(dma_dev->dev, dma_addr)) + return -EINVAL; if (direction == DMA_TO_DEVICE) { dma_src = dma_addr; @@ -874,10 +876,14 @@ static int fsmc_nand_probe_config_dt(struct platform_device *pdev, if (!of_property_read_u32(np, "bank-width", &val)) { if (val == 2) { nand->options |= NAND_BUSWIDTH_16; - } else if (val != 1) { + } else if (val == 1) { + nand->options |= NAND_BUSWIDTH_AUTO; + } else { dev_err(&pdev->dev, "invalid bank-width %u\n", val); return -EINVAL; } + } else { + nand->options |= NAND_BUSWIDTH_AUTO; } if (of_property_read_bool(np, "nand-skip-bbtscan")) @@ -1221,7 +1227,7 @@ static const struct of_device_id fsmc_nand_id_table[] = { MODULE_DEVICE_TABLE(of, fsmc_nand_id_table); static struct platform_driver fsmc_nand_driver = { - .remove_new = fsmc_nand_remove, + .remove = fsmc_nand_remove, .driver = { .name = "fsmc-nand", .of_match_table = fsmc_nand_id_table, |