Re: [PATCH 4/5] sata, highbank: set tx_atten override bits

From: Mark Langsdorf
Date: Fri Aug 02 2013 - 11:25:26 EST

On 07/30/2013 11:42 AM, Mark Rutland wrote:
> On Fri, Jul 26, 2013 at 07:38:24PM +0100, Rob Herring wrote:
>> On 07/26/2013 11:22 AM, Mark Rutland wrote:
>>> On Fri, Jul 26, 2013 at 04:11:57PM +0100, Mark Langsdorf wrote:
>>>> Some board designs do not drive the SATA transmit lines within the
>>>> specification. The ECME can provide override settings, on a per board
>>>> basis, to bring the transmit lines within spec. Read those settings
>>>> from the DTB and program them in.
>>> How variable is the use of this property going to be? Would it instead
>>> be possible to decide that this was necessary, and choose the
>>> appropriate values based on a compatible property?
>> It is based on compliance testing of the particular board design. Basing
>> on a compatible property would not work in this case.
> Ok. Could you clarify the u8/cell usage in the binding and amend the
> example please?

Yes, I'll do that. Thanks for the review.

--Mark Langsdorf
Calxeda, Inc.

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