[PATCH v3 2/4] ARM: pxa168: Add SDHCI support

Philip Rakity prakity at marvell.com
Mon Dec 19 00:24:39 EST 2011


Haojian,

Should the APMU definitions be moved to a separate include for pxa168 and say given the name pxa168_apmu.h ?

Same comment applies to all the register set since they are not really common.

Philip

On Dec 18, 2011, at 9:02 PM, Haojian Zhuang wrote:

> On Mon, Dec 19, 2011 at 12:55 PM, Tanmay Upadhyay
> <tanmay.upadhyay at einfochips.com> wrote:
>> 
>> 
>> On Monday 19 December 2011 10:15 AM, Haojian Zhuang wrote:
>>> 
>>> On Fri, Dec 16, 2011 at 7:15 AM, Chris Ball<cjb at laptop.org>  wrote:
>>>> 
>>>> Hi Eric and Jason,
>>>> 
>>>> On Thu, Dec 01 2011, Chris Ball wrote:
>>>>> 
>>>>> Hi Eric, Jason,
>>>>> 
>>>>> Please could you ACK this patch if you agree with it, and I'll take it
>>>>> and the rest of the series via the MMC tree?  Thanks.
>>>> 
>>>> Ping?
>>>> 
>>>> Thanks,
>>>> 
>>>> - Chris.
>>>> 
>>> NACK.
>>> 
>>>>>> +/* Offset defined in arch/arm/mach-mmp/include/mach/regs-apmu.h are
>>>>>> for MMP2
>>>>>> + * PXA168 has different offset */
>>>>>> +#undef APMU_SDH2
>>>>>> +#undef APMU_SDH3
>>>>>> +
>>>>>> +#define APMU_SDH2   APMU_REG(0xe0)
>>>>>> +#define APMU_SDH3   APMU_REG(0xe4)
>>>>>> +
>>> 
>>> Please don't use #undef at here. If the register setting is different,
>>> I prefer to use two different clk operations.
>>> 
>> 
>> Sorry I couldn't get you. Could you please elaborate? Here regs-apmu.h
>> defines clock register offsets. They are correct for MMP2, but not for
>> PXA168. So I thought to correct them in a PXA168 specific file. Could you
>> please point me a better way?
>> 
>> Thanks,
>> 
>> Tanmay
> 
> APMU_PXA168_SDH2
> APMU_MMP2_SDH2
> 
> I think this is better.




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