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authorBryan O'Donoghue <pure.logic@nexus-software.ie>2014-09-23 04:21:11 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-29 05:25:21 +0400
commit1ede7dcca3c4fa15a518ab0473126f9c3e621e4c (patch)
tree5dee7309903d8c31606435b12f6fafb617832680 /drivers/tty/serial/imx.c
parent13d6ceb4c4fe1e9688e19b15b123b1830c596cf1 (diff)
downloadlinux-1ede7dcca3c4fa15a518ab0473126f9c3e621e4c.tar.xz
serial: 8250: Add Quark X1000 to 8250_pci.c
Quark X1000 contains two designware derived 8250 serial ports. Each port has a unique PCI configuration space consisting of BAR0:UART BAR1:DMA respectively. Unlike the standard 8250 the register width is 32 bits for RHR,IER etc The Quark UART has a fundamental clock @ 44.2368 MHz allowing for a bitrate of up to about 2.76 megabits per second. This patch enables standard 8250 mode Signed-off-by: Bryan O'Donoghue <pure.logic@nexus-software.ie> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/imx.c')
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