serial: sprd: Add DMA mode support

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Add DMA mode support for the Spreadtrum serial controller.

Signed-off-by: Lanqing Liu <lanqing.liu@unisoc.com>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Lanqing Liu

2019-03-04 16:58:24 +08:00

committed by Greg Kroah-Hartman

parent 083206100d

commit f4487db58e

1 changed files with 438 additions and 26 deletions

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464

drivers/tty/serial/sprd_serial.c

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