Re: [PATCH 0/4] pch_uart: Cleanups, board quirks, and user uartclk parameter

Darren Hart <dvhart@xxxxxxxxxxxxxxx> · Wed, 22 Feb 2012 00:59:03 -0800

On 02/22/2012 12:16 AM, Tomoya MORINAGA wrote:
> 2012年2月22日15:39 Darren Hart <dvhart@xxxxxxxxxxxxxxx>:
>> 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.
> 
> If you set  the clock of pch_uart as 64MHz,
> do you need to add quirk for FRI2 to pch_phub so as to provide 64MHz clock?

I admit the value of pch_phub eludes me a bit. In my case, the firmware
sets up the CLKCFG register, so there is no need to set it manually
after boot. Instead, I'm making sure the pch_uart driver defaults to
what the firmware sets up.

-- 
Darren Hart
Intel Open Source Technology Center
Yocto Project - Linux Kernel
--
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html