diff options
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/mxs_nand.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c index 4b1297a2f..9c9581105 100644 --- a/drivers/mtd/nand/mxs_nand.c +++ b/drivers/mtd/nand/mxs_nand.c @@ -1058,7 +1058,7 @@ int mxs_nand_init(struct mxs_nand_info *info) { struct mx28_gpmi_regs *gpmi_regs = (struct mx28_gpmi_regs *)MXS_GPMI_BASE; - int i = 0; + int i = 0, j; info->desc = malloc(sizeof(struct mxs_dma_desc *) * MXS_NAND_DMA_DESCRIPTOR_COUNT); @@ -1073,7 +1073,11 @@ int mxs_nand_init(struct mxs_nand_info *info) } /* Init the DMA controller. */ - mxs_dma_init(); + for (j = MXS_DMA_CHANNEL_AHB_APBH_GPMI0; + j <= MXS_DMA_CHANNEL_AHB_APBH_GPMI7; j++) { + if (mxs_dma_init_channel(j)) + goto err3; + } /* Reset the GPMI block. */ mx28_reset_block(&gpmi_regs->hw_gpmi_ctrl0_reg); @@ -1089,6 +1093,9 @@ int mxs_nand_init(struct mxs_nand_info *info) return 0; +err3: + for (--j; j >= 0; j--) + mxs_dma_release(j); err2: free(info->desc); err1: |