[PATCH 2/3] pinctrl: nsp: add pinmux driver support for Broadcom NSP SoC

Ray Jui rjui at broadcom.com
Thu Dec 10 14:58:34 PST 2015


Hi Linus,

On 12/10/2015 8:50 AM, Linus Walleij wrote:
> On Mon, Nov 30, 2015 at 6:05 PM, Ray Jui <rjui at broadcom.com> wrote:
>> Hi Linus,
>>
>> On 11/30/2015 4:49 AM, Linus Walleij wrote:
>>>
>>> On Fri, Nov 20, 2015 at 6:57 PM, Yendapally Reddy Dhananjaya Reddy
>>> <yrdreddy at broadcom.com> wrote:
>>>
>>>> This adds the initial support of the Broadcom NSP pinmux driver.
>>>>
>>>> Signed-off-by: Yendapally Reddy Dhananjaya Reddy <yrdreddy at broadcom.com>
>>>
>>>
>>> So what does Ray and Stephen say about this?
>>>
>>> Is the hardware unique enough to warrant its own driver?
>>>
>>> Or should it utilize/extend one of the existing Broadcom
>>> drivers?
>>
>>
>> Currently, the IOMUX configurations in Cygnus, NSP, and NS2 are completely
>> different and require a separate driver to each of these SoCs. We now
>> realize the shortcomings and have been communicating with our ASIC team.
>> We'd like to fix this for the next-gen of our SoC. We are driving towards
>> using a register layout that will allow us to use just "pinctrl-single" and
>> "pinconf-single."
>
> OK can you provide your reviews for the NSP driver?
>
> Yours,
> Linus Walleij
>

Yes, I just replied to the email thread with my "Reviewed-by". In fact, 
both Scott and I reviewed the patches internally in Broadcom before they 
went out to public.

Thanks,

Ray



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