[PATCH v2 05/14] ARM: integrator: use clocksource_of_init for sp804

Rob Herring robherring2 at gmail.com
Wed Mar 13 09:56:30 EDT 2013


On 03/13/2013 01:41 AM, Linus Walleij wrote:
> On Wed, Mar 13, 2013 at 3:04 AM, Haojian Zhuang
> <haojian.zhuang at linaro.org> wrote:
>> On 13 March 2013 04:52, Rob Herring <robherring2 at gmail.com> wrote:
>>> On 03/12/2013 02:33 PM, Arnd Bergmann wrote:
>>>> On Tuesday 12 March 2013, Rob Herring wrote:
>>>>> On 03/12/2013 12:08 PM, Haojian Zhuang wrote:
>>>
>>> Since the primecell ID registers are defined to be at 0xFF? offset, it
>>> is quite impossible for the integrator timers to have the ID registers
>>> within their 0x100 address space.
>>>
>> I'm sorry that I don't know this. I can add "arm,integrator-timer" into
>> compatible table of sp804 driver. I think that we could resolve this
>> issue. What's your opinion?
> 
> As per the other discussion:
> 
> The Integrator/AP has a timer which is different from the SP804.
> 
> The Integrator/CP has an SP804.

Not quite. I was wrong that they are the same, The AP has 16-bit timers
and the CP has 32-bit timers. While the individual timer on the AP is
the same programming model as the sp804, it is still not the sp804 block.

Rob

> 
> Please restrict the patch set to Integrator/CP.
> 
> Yours,
> Linus Walleij
> 




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