[PATCH v1 03/11] drivers: soc: hisi: Add support for Hisilicon Djtag driver

John Garry john.garry at huawei.com
Tue Nov 8 07:17:45 PST 2016


On 08/11/2016 15:10, Arnd Bergmann wrote:
> On Tuesday, November 8, 2016 1:49:43 PM CET John Garry wrote:
>>
>> Hi Arnd,
>>
>> Thanks for the reference.
>>
>> I think the i2c interface doesn't fully satisfy our requirements as we
>> need more than just a slave bus address when accessing the slave device
>> (which I think is what i2c uses). We also need to pass "offset" and
>> "mod_mask" arguments to the djtag adapter to access specific registers
>> in the slave device.
>
> Ok. Are those values constant per device, or maybe a range? We may want to
> include those in the reg property as well then.
>
> 	Arnd
>

Hi Arnd,

I'm not sure, I'll defer to Tan/Anurup.

Cheers,
John

>
> .
>





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