On Tue, Jan 17, 2012 at 02:39:06PM +0400, Antony Pavlov wrote:
> Signed-off-by: Antony Pavlov <antonynpavlov@xxxxxxxxx>
> ---
> drivers/serial/serial_ns16550.c | 19 +++++++++++++++++--
> include/ns16550.h | 2 ++
> 2 files changed, 19 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c
> index 1217a5f..01de964 100644
> --- a/drivers/serial/serial_ns16550.c
> +++ b/drivers/serial/serial_ns16550.c
> @@ -139,6 +139,8 @@ static unsigned int ns16550_calc_divisor(struct console_device *cdev,
> static void ns16550_serial_init_port(struct console_device *cdev)
> {
> unsigned int baud_divisor;
> + struct NS16550_plat *plat = (struct NS16550_plat *)
> + cdev->dev->platform_data;
>
> /* Setup the serial port with the defaults first */
> baud_divisor = ns16550_calc_divisor(cdev, CONFIG_BAUDRATE);
> @@ -153,7 +155,13 @@ static void ns16550_serial_init_port(struct console_device *cdev)
> ns16550_write(cdev, (baud_divisor >> 8) & 0xff, dlm);
> ns16550_write(cdev, LCRVAL, lcr);
> ns16550_write(cdev, MCRVAL, mcr);
> - ns16550_write(cdev, FCRVAL, fcr);
> +
> + if (plat->flags & NS16650_FLAG_DISABLE_FIFO) {
> + ns16550_write(cdev, FCRVAL & ~FCR_FIFO_EN, fcr);
> + } else {
> + ns16550_write(cdev, FCRVAL, fcr);
> + }
unnecessary braces here..
> +
> #ifdef CONFIG_DRIVER_SERIAL_NS16550_OMAP_EXTENSIONS
> ns16550_write(cdev, 0x00, mdr1);
> #endif
> @@ -211,6 +219,8 @@ static int ns16550_tstc(struct console_device *cdev)
> static int ns16550_setbaudrate(struct console_device *cdev, int baud_rate)
> {
> unsigned int baud_divisor = ns16550_calc_divisor(cdev, baud_rate);
> + struct NS16550_plat *plat = (struct NS16550_plat *)
> + cdev->dev->platform_data;
>
> ns16550_write(cdev, 0x00, ier);
> ns16550_write(cdev, LCR_BKSE, lcr);
> @@ -218,7 +228,12 @@ static int ns16550_setbaudrate(struct console_device *cdev, int baud_rate)
> ns16550_write(cdev, (baud_divisor >> 8) & 0xff, dlm);
> ns16550_write(cdev, LCRVAL, lcr);
> ns16550_write(cdev, MCRVAL, mcr);
> - ns16550_write(cdev, FCRVAL, fcr);
> + if (plat->flags & NS16650_FLAG_DISABLE_FIFO) {
> + ns16550_write(cdev, FCRVAL & ~FCR_FIFO_EN, fcr);
> + } else {
> + ns16550_write(cdev, FCRVAL, fcr);
> + }
and here. Otherwise this looks ok.
Sascha
--
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