serial: fix UART_IIR_ID
authorFelipe Balbi <balbi@ti.com>
Wed, 23 Apr 2014 14:58:28 +0000 (09:58 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 24 Apr 2014 23:16:33 +0000 (16:16 -0700)
UART IRQ Identification bitfield is 3
bits long (bits 3:1) but current mask only
masks 2 bits. Fix it.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
include/uapi/linux/serial_reg.h

Simple merge