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serial: add OMAP-specific defines

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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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felipe Balbi 2012-09-06 15:45:22 +03:00 committed by Greg Kroah-Hartman
parent 4945743047
commit a0f38b87de
1 changed files with 4 additions and 0 deletions
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4
include/linux/serial_reg.h
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@ -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 */