Subject: Re: [PATCH 3/3] serial/8250: delete WR SBC850 UART quirk handling

From: Paul Gortmaker <[email-masked]>
Date: Wed, 27 Jun 2012 10:04:55 -0400

On 12-06-27 07:52 AM, Alan Cox wrote:
> On Tue, 26 Jun 2012 15:54:29 -0400
> Paul Gortmaker <[email-masked]> wrote:
> 
>> We've are dropping the support for the EOL SBC8560, so we can
>> also delete this variant of the Alpha quirk support.
>>
>> Cc: Alan Cox <[email-masked]>
>> Cc: Greg Kroah-Hartman <[email-masked]>
>> Cc: [email-masked]
>> Signed-off-by: Paul Gortmaker <[email-masked]>
>> ---
>>  drivers/tty/serial/8250/8250.h |    7 -------
>>  1 files changed, 0 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h
>> index f9719d1..ffd1e6e 100644
>> --- a/drivers/tty/serial/8250/8250.h
>> +++ b/drivers/tty/serial/8250/8250.h
>> @@ -119,13 +119,6 @@ static inline void serial_dl_write(struct uart_8250_port *up, int value)
>>   * is cleared, the machine locks up with endless interrupts.
>>   */
>>  #define ALPHA_KLUDGE_MCR  (UART_MCR_OUT2 | UART_MCR_OUT1)
>> -#elif defined(CONFIG_SBC8560)
>> -/*
>> - * WindRiver did something similarly broken on their SBC8560 board. The
>> - * UART tristates its IRQ output while OUT2 is clear, but they pulled
>> - * the interrupt line _up_ instead of down, so if we register the IRQ
>> - * while the UART is in that state, we die in an IRQ storm. */
>> -#define ALPHA_KLUDGE_MCR (UART_MCR_OUT2)
>>  #else
>>  #define ALPHA_KLUDGE_MCR 0
>>  #endif
> 
> Would you mind removing all of the crap from this if its going (eg
> 8250.c) not just the header so it gets missed ? Kill the symbol entirely ?

I will, once Alpha is removed from the tree.  At the moment,
it still uses it.

Paul.
--

> Alan