[RFC PATCH 0/8] Add Analogix Core Display Port Driver

Ajay kumar ajaynumb at gmail.com
Thu Aug 6 23:11:55 PDT 2015


+Sean

On Thursday, August 6, 2015, Yakir Yang <ykk at rock-chips.com> wrote:

> Jingoo,
>
> 在 2015/8/6 22:41, Jingoo Han 写道:
>
>> On Thursday, August 06, 2015 10:49 PM, Yakir Yang wrote:
>>
>>> Hi all,
>>>     Samsung exynos and Rockchip rk3288 almost share same dp controller,
>>> so I split the common code out, then rk3288 and exynos can re-used the
>>> same dp core driver. Cause I can't find the exact IP name of exynos dp
>>> controller, so I decide to name dp core driver with "analogix" which I
>>> find in rk3288 eDP TRM ;)
>>>
>>
>> OK, I see.
>> The Samsung Exynos eDP contoller and Rockchip rk3288 eDP contoller share
>> the same IP. So, a lot of parts can be re-used. I agree with this.
>> However, we have to review the code carefully, as others did.
>>
> Yeah, feel happy to be reviewed  ;)
>
> I also cannot find the exact IP name. The "analogix" may be the vendor name
>> of this IP.
>>
> Okay, so "analogix" is okay for now
>
> Thanks,
> - Yakir
>
>> Best regards,
>> Jingoo Han
>>
>> Beyond that, there are three light registers setting differents bewteen
>>> exynos and rk3288.
>>> 1. RK3288 have five special pll resigters which not indicata in exynos
>>>     dp controller.
>>> 2. The address of DP_PHY_PD(dp phy power manager register) are different
>>>     between rk3288 and exynos.
>>> 3. Rk3288 and exynos have different setting with AUX_HW_RETRY_CTL(dp
>>> debug
>>>     register).
>>>
>>> My series patches can be divider into two parts: One for spliting the
>>> analogix_dp code from exynos dp driver. Another are trying to add rk3288
>>> dp driver support.
>>>
>>> Best regards,
>>> - Yakir
>>>
>>>
>>> --
>>> 2.1.2
>>>
>>
>>
>>
>>
>>
>
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