[PATCH 6/7] MMC: mmci: Enable Device Tree support for ux500 variants

Lee Jones lee.jones at linaro.org
Thu Apr 5 09:45:02 EDT 2012


On 05/04/12 13:36, Russell King - ARM Linux wrote:
> On Thu, Apr 05, 2012 at 10:55:47AM +0100, Lee Jones wrote:
>> +	of_property_read_u32(np, "clock-frequency",&pdata->f_max);
>> +	if (!pdata->f_max)
>> +		pr_warn("%s has no 'clock-frequency' property\n", np->full_name);
>
> To be anal about this (which is what we should be about DT bindings)
> this is not a 'clock frequency' but a maximum clock frequency for the
> bus.  Or to put it another way, a clock frequency limit.
>
> A 'clock-frequency' property suggests (at least to me) that it's
> specifying the rate of the MCLK signal, which is not what it's doing.

Sounds sensible.

I initially had it as 'f-max', but was told to change it to 
'clock-frequency'. I'm happy to take other suggestions however.

Kind regards,
Lee

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
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