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serial: 8250: Add Nuvoton NPCM UART

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The Nuvoton UART is almost compatible with the 8250 driver when probed
via the 8250_of driver, however it requires some extra configuration
at startup.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Joel Stanley 2018-03-05 22:17:38 +10:30 • committed by Greg Kroah-Hartman
parent ca7c22fc9e
commit f597fbce38
4 changed files with 38 additions and 0 deletions
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3
include/uapi/linux/serial_core.h
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@ -76,6 +76,9 @@
#define PORT_SUNZILOG 38
#define PORT_SUNSAB 39
/* Nuvoton UART */
#define PORT_NPCM 40
/* Intel EG20 */
#define PORT_PCH_8LINE 44
#define PORT_PCH_2LINE 45