diff options
| author | David Brown <davidb@codeaurora.org> | 2012-09-07 23:45:03 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-11 01:33:36 +0200 |
| commit | 7b6031a7bcf3b191cf02caa2be6939df9266db40 (patch) | |
| tree | eceada4f053dbeac2a87be445ff9bd56b0b0e2be /drivers/tty/serial/msm_serial.c | |
| parent | serial: pl011: delete reset callback (diff) | |
| download | linux-7b6031a7bcf3b191cf02caa2be6939df9266db40.tar.xz linux-7b6031a7bcf3b191cf02caa2be6939df9266db40.zip | |
msm_serial: fix clock rate on DMA-based uarts
The driver explicitly requests a clock rate for the UART, but it is
off by a factor of four from the dividers that it programs into the
UART. Fix this by setting the rate to 1/4 of the current value.
Signed-off-by: David Brown <davidb@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/msm_serial.c')
| -rw-r--r-- | drivers/tty/serial/msm_serial.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 8131e2c28015..033e0bc9ebab 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -896,7 +896,7 @@ static int __init msm_serial_probe(struct platform_device *pdev) return PTR_ERR(msm_port->clk); if (msm_port->is_uartdm) - clk_set_rate(msm_port->clk, 7372800); + clk_set_rate(msm_port->clk, 1843200); port->uartclk = clk_get_rate(msm_port->clk); printk(KERN_INFO "uartclk = %d\n", port->uartclk); |