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serial: sprd: adjust TIMEOUT to a big value 

commit e1dc9b0805 upstream.

SPRD_TIMEOUT was 256, which is too small to wait until the status
switched to workable in a while loop, so that the earlycon could
not work correctly.

Signed-off-by: Wei Qiao <wei.qiao@spreadtrum.com>
Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wei Qiao 2017-03-27 14:06:42 +08:00 committed by Greg Kroah-Hartman
parent dfe4f69f8e
commit 356b5e16be
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/sprd_serial.c
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@ -36,7 +36,7 @@
#define SPRD_FIFO_SIZE 128
#define SPRD_DEF_RATE 26000000
#define SPRD_BAUD_IO_LIMIT 3000000
#define SPRD_TIMEOUT 256
#define SPRD_TIMEOUT 256000
/* the offset of serial registers and BITs for them */
/* data registers */