lkml.org 
[lkml]   [2012]   [Feb]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/4] pch_uart: Cleanups, board quirks, and user uartclk parameter


On 02/21/2012 08:26 PM, Tomoya MORINAGA wrote:
> 2012年2月22日12:36 Darren Hart <dvhart@linux.intel.com>:
>> This patch series allows for a functional early serial console as well
>> as using the UART after boot. It leaves the CM-iTC board alone. So this
>> seems to enable all use cases, while forcing 192MHz breaks the FRI2
>> early serial console. I don't see an advantage to that approach other
>> than the obviously simpler code (which is nice, but should not trump
>> functionality).
>
> Your quark "Fish River Island II" is OK.
> My concern is default uart_clock remains 1.8432 MHz.
> Like I said the advantage before, I think this should be 192MHz not 1.8432 MHz.
>
> Or do you have any reason 1.8432 MHz should be set as PCH_UART default clock.

Ah, that's a good point. We can add a patch to this series that sets the
default to 192MHz, drops the CM-iTC quirk, and does nothing in pch_phub
probe for the FRI2. Would you care to Ack this series and then follow-up
with a patch set the default clock to 192MHz?

--
Darren Hart
Intel Open Source Technology Center
Yocto Project - Linux Kernel


\
 
 \ /
  Last update: 2012-02-22 07:43    [W:0.074 / U:0.548 seconds]
©2003-2014 Jasper Spaans. Advertise on this site