Re: [PATCH v1] tty: serial: 8250_core: restore the LCR register in set_sleep

From: Sudhir Sreedharan
Date: Tue Oct 21 2014 - 02:45:30 EST


On Mon, Oct 20, 2014 at 8:31 PM, Kevin Hilman <khilman@xxxxxxxxxx> wrote:
> Sudhir Sreedharan <ssreedharan@xxxxxxxxxx> writes:
>
>> In ST16650V2 based serial uarts, while initalizing the PM state,
>> LCR registers are being initialized to 0 in serial8250_set_sleep().
>> If console port is already initialized and being used, this will
>> throws garbage in the console.
>>
>> Signed-off-by: Sudhir Sreedharan <ssreedharan@xxxxxxxxxx>
>
> Tested-by: Kevin Hilman <khilman@xxxxxxxxxx>
>
> I boot tested this on a bunch of ARM boards and don't see any
> more failures/regressions.

Thanks Kevin
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