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SubjectRe: [PATCH v4 1/2] soc: samsung: add exynos chipid driver support
Hi Arnd,

On Wednesday 03 December 2014 04:13 PM, Arnd Bergmann wrote:
>> Exynos SoCs have Chipid, for identification of product IDs
>> and SoC revisions. This patch intendes to provide initialization
>> code for all these functionalites, at the same time it provides some
>> sysfs entries for accessing these information to userspace.
>>
>> This driver usese existing binding for exnos-chipid.
>
> Nice!

Thanks for review.

>
> On Wednesday 03 December 2014 13:47:37 Pankaj Dubey wrote:
>
>> + soc_dev_attr->soc_id = exynos_product_id_to_name(soc_product_id);
>> +
>> + soc_dev = soc_device_register(soc_dev_attr);
>> + if (IS_ERR(soc_dev))
>> + goto free_rev;
>> +
>> + device_create_file(soc_device_to_device(soc_dev), &exynos_product_attr);
>> + device_create_file(soc_device_to_device(soc_dev),
>> + &exynos_main_rev_attr);
>> + device_create_file(soc_device_to_device(soc_dev), &exynos_sub_rev_attr);
>> +
>
> I don't like the idea of having three extra nonstandard properties here,
> especially when you are not using the machine field for anything useful.
>

I did not get you here. Any suggestions how we can use 'machine' field
more useful way.

> Also, all three of these just come from the same register, why expose
> them all as the machine and revision standard properties.
>

Agreed. These properties are basically giving same information but with
small modification.
As you said these are getting exposed via standard properties as well,
so I have no issue to drop them. Just waiting for more review from
Samsung folks, will take care of this in next version.


Thanks,
Pankaj Dubey
> Arnd
>


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