ARM: OMAP2+: UART: Get context loss count to context restore

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Avoid unconditional context restore every time we gate uart
clocks. Check whether context loss happened based on which
we can context restore uart regs from uart_port structure.

Signed-off-by: Govindraj.R <govindraj.raja@ti.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de> (for drivers/tty changes)
Signed-off-by: Kevin Hilman <khilman@ti.com>

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Govindraj.R 2011-10-11 19:11:27 +05:30 • committed by Kevin Hilman

parent 32212897ee

commit ec3bebc6ec

3 changed files with 23 additions and 2 deletions

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2

arch/arm/mach-omap2/serial.c

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3

arch/arm/plat-omap/include/plat/omap-serial.h

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20

drivers/tty/serial/omap-serial.c

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