diff options
Diffstat (limited to 'drivers/mtd/nand/omap2.c')
| -rw-r--r-- | drivers/mtd/nand/omap2.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c index a136da8df..5513bfd9c 100644 --- a/drivers/mtd/nand/omap2.c +++ b/drivers/mtd/nand/omap2.c @@ -118,8 +118,6 @@ #define PREFETCH_STATUS_FIFO_CNT(val) ((val >> 24) & 0x7F) #define STATUS_BUFF_EMPTY 0x00000001 -#define OMAP24XX_DMA_GPMC 4 - #define SECTOR_BYTES 512 /* 4 bit padding to make byte aligned, 56 = 52 + 4 */ #define BCH4_BIT_PAD 4 @@ -1811,7 +1809,6 @@ static int omap_nand_probe(struct platform_device *pdev) struct nand_chip *nand_chip; int err; dma_cap_mask_t mask; - unsigned sig; struct resource *res; struct device *dev = &pdev->dev; int min_oobbytes = BADBLOCK_MARKER_LENGTH; @@ -1924,11 +1921,11 @@ static int omap_nand_probe(struct platform_device *pdev) case NAND_OMAP_PREFETCH_DMA: dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - sig = OMAP24XX_DMA_GPMC; - info->dma = dma_request_channel(mask, omap_dma_filter_fn, &sig); - if (!info->dma) { + info->dma = dma_request_chan(pdev->dev.parent, "rxtx"); + + if (IS_ERR(info->dma)) { dev_err(&pdev->dev, "DMA engine request failed\n"); - err = -ENXIO; + err = PTR_ERR(info->dma); goto return_error; } else { struct dma_slave_config cfg; @@ -2172,7 +2169,7 @@ scan_tail: return 0; return_error: - if (info->dma) + if (!IS_ERR_OR_NULL(info->dma)) dma_release_channel(info->dma); if (nand_chip->ecc.priv) { nand_bch_free(nand_chip->ecc.priv); |