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[v4,03/21] serial: add OMAP-specific defines

Message ID 1346935540-1792-4-git-send-email-balbi@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Felipe Balbi Sept. 6, 2012, 12:45 p.m. UTC 
OMAP has some extra Interrupt types which can
be really useful for SW. Let's define them
so we can later use those in OMAP's serial driver.

Tested-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---
 include/linux/serial_reg.h | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/include/linux/serial_reg.h b/include/linux/serial_reg.h
index 8ce70d7..5ed325e 100644
--- a/include/linux/serial_reg.h
+++ b/include/linux/serial_reg.h
@@ -40,6 +40,10 @@ 
 
 #define UART_IIR_BUSY		0x07 /* DesignWare APB Busy Detect */
 
+#define UART_IIR_RX_TIMEOUT	0x0c /* OMAP RX Timeout interrupt */
+#define UART_IIR_XOFF		0x10 /* OMAP XOFF/Special Character */
+#define UART_IIR_CTS_RTS_DSR	0x20 /* OMAP CTS/RTS/DSR Change */
+
 #define UART_FCR	2	/* Out: FIFO Control Register */
 #define UART_FCR_ENABLE_FIFO	0x01 /* Enable the FIFO */
 #define UART_FCR_CLEAR_RCVR	0x02 /* Clear the RCVR FIFO */