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mrst_max3110: add UART driver for Max3110 on Moorestown

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This driver enable the max3110 device, it can be used as
a system console. the IRQ needs be enabled if user want a
better performance. MRST max3110 works in 3.684MHz clock,
which supports 230400 as its maximum rate.

Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Feng Tang
2010-06-16 14:46:09 +01:00
committed by Greg Kroah-Hartman
parent 7a56aa4598
commit 225109957a
4 changed files with 921 additions and 0 deletions
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17
drivers/serial/Kconfig
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@@ -690,6 +690,23 @@ config SERIAL_SA1100_CONSOLE
your boot loader (lilo or loadlin) about how to pass options to the
kernel at boot time.)
config SERIAL_MRST_MAX3110
tristate "SPI UART driver for Max3110"
depends on SPI_DW_PCI
select SERIAL_CORE
select SERIAL_CORE_CONSOLE
help
This is the UART protocol driver for the MAX3110 device on
the Intel Moorestown platform. On other systems use the max3100
driver.
config MRST_MAX3110_IRQ
boolean "Enable GPIO IRQ for Max3110 over Moorestown"
default n
depends on SERIAL_MRST_MAX3110 && GPIO_LANGWELL
help
This has to be enabled after Moorestown GPIO driver is loaded
config SERIAL_BFIN
tristate "Blackfin serial port support"
depends on BLACKFIN