ARM: S5PC210/S5PC110: Define correct MAX trigger at UFCON

PATCH New Kyungmin Park 1 participant 1 message Aug 19, 2010

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Kyungmin Park

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2010-08-19 02:24 UTC #0 lore raw

PATCH v2 1/1 ARM: S5PC210/S5PC110: Define correct MAX trigger at UFCON

From: Kyungmin Park <[email protected]>

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 <[email protected]>

---

arch/arm/plat-samsung/include/plat/regs-serial.h +7 -0

index 788837e..4d102a9 100644
@@ -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)