[PATCH v2] ARM: S5PC210/S5PC110: Define correct MAX trigger at UFCON
DORMANTno replies
From: Kyungmin Park <hidden>
Date: 2010-08-19 02:24:46
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
From: Kyungmin Park <kyungmin.park@samsung.com> S5PC110/S5PC210 have different Tx/Rx trigger level on each UARTs But now use the wrong definitions so we can't set the exact trigger level. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> ---
diff --git a/arch/arm/plat-samsung/include/plat/regs-serial.h b/arch/arm/plat-samsung/include/plat/regs-serial.h
index 788837e..4d102a9 100644
--- a/arch/arm/plat-samsung/include/plat/regs-serial.h
+++ b/arch/arm/plat-samsung/include/plat/regs-serial.h@@ -199,6 +199,10 @@ #define S5PV210_UCON_PCLK (0<<10) #define S5PV210_UCON_UCLK (1<<10) +/* + * S5PC110/S5PC210 UART TX/RX trigger level is different@each UARTs + * The below wrong values will be removed. Now some boards use it. so remain it. + */ #define S5PV210_UFCON_TXTRIG0 (0<<8) #define S5PV210_UFCON_TXTRIG4 (1<<8) #define S5PV210_UFCON_TXTRIG8 (2<<8)
@@ -217,6 +221,9 @@ #define S5PV210_UFCON_RXTRIG128 (6<<4) #define S5PV210_UFCON_RXTRIG256 (7<<4) +#define S5PV210_UFCON_TXTRIGMAX (7<<8) +#define S5PV210_UFCON_RXTRIGMAX (7<<4) + #define S5PV210_UFSTAT_TXFULL (1<<24) #define S5PV210_UFSTAT_RXFULL (1<<8) #define S5PV210_UFSTAT_TXMASK (255<<16)