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| author |   Sonic Zhang <sonic.zhang@analog.com> | 2008-02-02 16:31:00 +0800 |
|---|---|---|
| committer |   Bryan Wu <bryan.wu@analog.com> | 2008-02-02 16:31:00 +0800 |
| commit | 8b01eaff4fdf39d23d53288fd1a3e74fef136145 (patch) | |
| tree | 819a0e86598a75860fc2ed0c23a51f02957cee6c /arch/blackfin | |
| parent | [Blackfin] arch: Enable NET2272 on BF561-EZkit - remove request_mem_region (diff) | |
| download | linux-dev-8b01eaff4fdf39d23d53288fd1a3e74fef136145.tar.xz linux-dev-8b01eaff4fdf39d23d53288fd1a3e74fef136145.zip | |
[Blackfin] arch: Enable UART2 and UART3 for bf548
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/kernel/bfin_dma_5xx.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c index fa9debe8d5f4..5453bc3664fc 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma_5xx.c @@ -104,6 +104,16 @@ int request_dma(unsigned int channel, char *device_id) mutex_unlock(&(dma_ch[channel].dmalock)); +#ifdef CONFIG_BF54x + if (channel >= CH_UART2_RX && channel <= CH_UART3_TX && + strncmp(device_id, "BFIN_UART", 9) == 0) + dma_ch[channel].regs->peripheral_map |= + (channel - CH_UART2_RX + 0xC); + else + dma_ch[channel].regs->peripheral_map |= + (channel - CH_UART2_RX + 0x6); +#endif + dma_ch[channel].device_id = device_id; dma_ch[channel].irq_callback = NULL; |