aboutsummaryrefslogtreecommitdiff
path: root/drivers/mtd/nand/bf5xx_nand.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mtd/nand/bf5xx_nand.c')
-rw-r--r--drivers/mtd/nand/bf5xx_nand.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index 9af2a2cc115..4c2a67ca801 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -552,7 +552,6 @@ static void bf5xx_nand_dma_write_buf(struct mtd_info *mtd,
static int bf5xx_nand_dma_init(struct bf5xx_nand_info *info)
{
int ret;
- unsigned short val;
/* Do not use dma */
if (!hardware_ecc)
@@ -560,13 +559,6 @@ static int bf5xx_nand_dma_init(struct bf5xx_nand_info *info)
init_completion(&info->dma_completion);
-#ifdef CONFIG_BF54x
- /* Setup DMAC1 channel mux for NFC which shared with SDH */
- val = bfin_read_DMAC1_PERIMUX();
- val &= 0xFFFE;
- bfin_write_DMAC1_PERIMUX(val);
- SSYNC();
-#endif
/* Request NFC DMA channel */
ret = request_dma(CH_NFC, "BF5XX NFC driver");
if (ret < 0) {
@@ -574,7 +566,13 @@ static int bf5xx_nand_dma_init(struct bf5xx_nand_info *info)
return ret;
}
- set_dma_callback(CH_NFC, (void *) bf5xx_nand_dma_irq, (void *) info);
+#ifdef CONFIG_BF54x
+ /* Setup DMAC1 channel mux for NFC which shared with SDH */
+ bfin_write_DMAC1_PERIMUX(bfin_read_DMAC1_PERIMUX() & ~1);
+ SSYNC();
+#endif
+
+ set_dma_callback(CH_NFC, bf5xx_nand_dma_irq, info);
/* Turn off the DMA channel first */
disable_dma(CH_NFC);
@@ -632,7 +630,7 @@ static int bf5xx_nand_hw_init(struct bf5xx_nand_info *info)
/*
* Device management interface
*/
-static int bf5xx_nand_add_partition(struct bf5xx_nand_info *info)
+static int __devinit bf5xx_nand_add_partition(struct bf5xx_nand_info *info)
{
struct mtd_info *mtd = &info->mtd;