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ARM: S5PV210: Fix Aquila board UART FIFO mode configration

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The Aquila board uses max UART FIFO size to each UART channels. UART0
supports 256 bytes FIFO, but Aquila board supports 128 bytes FIFO
because of initial chip bug.

Also, this patch fixes to "s/smdkv210/aquila".

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Joonyoung Shim 2010-06-24 19:28:55 +09:00 committed by Kukjin Kim
parent 8454390155
commit df01714aec
1 changed files with 15 additions and 9 deletions
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24
arch/arm/mach-s5pv210/mach-aquila.c
View file

@ -39,38 +39,44 @@
#define S5PV210_ULCON_DEFAULT S3C2410_LCON_CS8 #define S5PV210_ULCON_DEFAULT S3C2410_LCON_CS8
#define S5PV210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ #define S5PV210_UFCON_DEFAULT S3C2410_UFCON_FIFOMODE
S5PV210_UFCON_TXTRIG4 | \
S5PV210_UFCON_RXTRIG4)
static struct s3c2410_uartcfg smdkv210_uartcfgs[] __initdata = { static struct s3c2410_uartcfg aquila_uartcfgs[] __initdata = {
[0] = { [0] = {
.hwport = 0, .hwport = 0,
.flags = 0, .flags = 0,
.ucon = S5PV210_UCON_DEFAULT, .ucon = S5PV210_UCON_DEFAULT,
.ulcon = S5PV210_ULCON_DEFAULT, .ulcon = S5PV210_ULCON_DEFAULT,
.ufcon = S5PV210_UFCON_DEFAULT, /*
* Actually UART0 can support 256 bytes fifo, but aquila board
* supports 128 bytes fifo because of initial chip bug
*/
.ufcon = S5PV210_UFCON_DEFAULT |
S5PV210_UFCON_TXTRIG128 | S5PV210_UFCON_RXTRIG128,
}, },
[1] = { [1] = {
.hwport = 1, .hwport = 1,
.flags = 0, .flags = 0,
.ucon = S5PV210_UCON_DEFAULT, .ucon = S5PV210_UCON_DEFAULT,
.ulcon = S5PV210_ULCON_DEFAULT, .ulcon = S5PV210_ULCON_DEFAULT,
.ufcon = S5PV210_UFCON_DEFAULT, .ufcon = S5PV210_UFCON_DEFAULT |
S5PV210_UFCON_TXTRIG64 | S5PV210_UFCON_RXTRIG64,
}, },
[2] = { [2] = {
.hwport = 2, .hwport = 2,
.flags = 0, .flags = 0,
.ucon = S5PV210_UCON_DEFAULT, .ucon = S5PV210_UCON_DEFAULT,
.ulcon = S5PV210_ULCON_DEFAULT, .ulcon = S5PV210_ULCON_DEFAULT,
.ufcon = S5PV210_UFCON_DEFAULT, .ufcon = S5PV210_UFCON_DEFAULT |
S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
}, },
[3] = { [3] = {
.hwport = 3, .hwport = 3,
.flags = 0, .flags = 0,
.ucon = S5PV210_UCON_DEFAULT, .ucon = S5PV210_UCON_DEFAULT,
.ulcon = S5PV210_ULCON_DEFAULT, .ulcon = S5PV210_ULCON_DEFAULT,
.ufcon = S5PV210_UFCON_DEFAULT, .ufcon = S5PV210_UFCON_DEFAULT |
S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
}, },
}; };
@ -124,7 +130,7 @@ static void __init aquila_map_io(void)
{ {
s5p_init_io(NULL, 0, S5P_VA_CHIPID); s5p_init_io(NULL, 0, S5P_VA_CHIPID);
s3c24xx_init_clocks(24000000); s3c24xx_init_clocks(24000000);
s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs)); s3c24xx_init_uarts(aquila_uartcfgs, ARRAY_SIZE(aquila_uartcfgs));
} }
static void __init aquila_machine_init(void) static void __init aquila_machine_init(void)