diff options
| author | Mike Westerhof <mwester@dls.net> | 2008-11-19 17:10:48 +0000 |
|---|---|---|
| committer | Andy Green <agreen@pads.home.warmcat.com> | 2008-11-19 17:10:48 +0000 |
| commit | e8809834486be97ee99e5fbf5af718ead804780d (patch) | |
| tree | 1c000720bd18e87b3e964fc2c9706b7d3ab5caed /arch | |
| parent | b0bcd39edf624df7c576fc4fb491607202c1b55c (diff) | |
gta01-uart-fifo-trigger-sooner.patch
Set the UART FIFO to trigger earlier on the GTA01 device to minimize
UART overruns from the GSM.
Signed-off-by: Mike Westerhof <mwester@dls.net>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-s3c2410/mach-gta01.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/mach-s3c2410/mach-gta01.c b/arch/arm/mach-s3c2410/mach-gta01.c index 86aa4afb6ff..e22381cb7bc 100644 --- a/arch/arm/mach-s3c2410/mach-gta01.c +++ b/arch/arm/mach-s3c2410/mach-gta01.c @@ -87,6 +87,8 @@ static struct map_desc gta01_iodesc[] __initdata = { #define UCON S3C2410_UCON_DEFAULT #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE +/* UFCON for the gta01 sets the FIFO trigger level at 4, not 8 */ +#define UFCON_GTA01_PORT0 S3C2410_UFCON_FIFOMODE static struct s3c2410_uartcfg gta01_uartcfgs[] = { [0] = { @@ -94,7 +96,7 @@ static struct s3c2410_uartcfg gta01_uartcfgs[] = { .flags = 0, .ucon = UCON, .ulcon = ULCON, - .ufcon = UFCON, + .ufcon = UFCON_GTA01_PORT0, }, [1] = { .hwport = 1, |