linux-kernel - Re: [PATCH] ARM: dts: da850: use gpio-ranges

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Message-ID: <917ac1f1-99a6-ac84-7486-ac97b0a617d8@ti.com>
Date:   Mon, 16 Apr 2018 11:55:58 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     David Lechner <david@...hnology.com>,
        Linus Walleij <linus.walleij@...aro.org>
CC:     Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Kevin Hilman <khilman@...nel.org>,
        Haojian Zhuang <haojian.zhuang@...aro.org>,
        Tony Lindgren <tony@...mide.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: dts: da850: use gpio-ranges

On Monday 16 April 2018 12:27 AM, David Lechner wrote:
> On 02/23/2018 05:44 AM, Sekhar Nori wrote:
>> On Thursday 22 February 2018 09:04 PM, Linus Walleij wrote:
>>> On Mon, Feb 19, 2018 at 11:29 PM, David Lechner
>>> <david@...hnology.com> wrote:
>>>
>>>> This makes use of the gpio-ranges feature that connects GPIO
>>>> controllers and PINMUX controllers.
>>>>
>>>> In da850.dtsi, pinctrl-single,gpio-range is added to the pinmux node
>>>> and gpio-ranges is added to the GPIO node. Unfortunately, the way the
>>>> pinctrl-single driver enumerates the pins (starting with LSB) causes
>>>> them to be in reverse order compared to the way the gpios are assigned.
>>>> As a result, we have to declare the mapping for each GPIO individually.
>>>>
>>>> This also lets us remove all of the GPIO pinmuxes from
>>>> da850-lego-ev3.dts. (Other da850 boards do not currently have any
>>>> GPIO pinmuxes declared.)
>>>>
>>>> Signed-off-by: David Lechner <david@...hnology.com>
>>>
>>> Nice,
>>> Acked-by: Linus Walleij <linus.wallei@...aro.org>
>>
>> Looks good to me too. And quite painstakingly done!
>>
>> I suppose this needs to wait a bit due to the dependencies? Let me know
>> once its okay to merge.
>>
>> Thanks,
>> Sekhar
>>
> 
> Hi Sekhar,
> 
> The dependencies are in v4.17-rc1 so you can pick up this patch now.

applied to v4.18/dt. I had to manually adjust the patch to make it
apply, probably because it was based off your common clock conversion
branch.

Thanks,
Sekhar