diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/blackfin/kernel/bfin_dma_5xx.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c index df4d2a5b8e3..fd5448d6107 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma_5xx.c @@ -106,12 +106,15 @@ int request_dma(unsigned int channel, char *device_id) #ifdef CONFIG_BF54x if (channel >= CH_UART2_RX && channel <= CH_UART3_TX) { - if (strncmp(device_id, "BFIN_UART", 9) == 0) + if (strncmp(device_id, "BFIN_UART", 9) == 0) { + dma_ch[channel].regs->peripheral_map &= 0x0FFF; dma_ch[channel].regs->peripheral_map |= ((channel - CH_UART2_RX + 0xC)<<12); - else + } else { + dma_ch[channel].regs->peripheral_map &= 0x0FFF; dma_ch[channel].regs->peripheral_map |= ((channel - CH_UART2_RX + 0x6)<<12); + } } #endif |