mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-09 10:25:20 +02:00
39 lines
1.3 KiB
Diff
39 lines
1.3 KiB
Diff
|
From e669553bac329b9033b201c46e4a8c29e8165d79 Mon Sep 17 00:00:00 2001
|
||
|
|
From: Mike Westerhof <mwester@dls.net>
|
||
|
|
Date: Sun, 10 Aug 2008 09:14:01 +0100
|
||
|
|
Subject: [PATCH] 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>
|
||
|
|
---
|
||
|
|
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 9e42df0..4927cd4 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,
|
||
|
|
--
|
||
|
|
1.5.6.3
|
||
|
|
|