linux-usb.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Marek Szyprowski <m.szyprowski@samsung.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-usb <linux-usb@vger.kernel.org>,
	Chunfeng Yun <chunfeng.yun@mediatek.com>,
	Stefan Agner <stefan@agner.ch>,
	Krzysztof Kozlowski <krzk@kernel.org>
Subject: Re: [PATCH] usb: usb3503: Convert to use GPIO descriptors
Date: Fri, 6 Dec 2019 12:52:59 +0100	[thread overview]
Message-ID: <cc924d9c-d8b2-d14e-f758-556551557e5d@samsung.com> (raw)
In-Reply-To: <CACRpkdZmPN-3_+VgBcrC_DczT4HzBWAg6tDa1hd=yAktnpYPdA@mail.gmail.com>

Hi Linus,

On 06.12.2019 10:58, Linus Walleij wrote:
> On Fri, Dec 6, 2019 at 10:14 AM Marek Szyprowski
> <m.szyprowski@samsung.com> wrote:
>
> BTW:
>
>> I really wonder why
>> it worked fine with non-descriptor code and the ACTIVE_LOW DT flags...
> The old code ignored the polarity flags in the device tree and
> assumed everything was active high, that's how. It could as well
> be hardcoded to 1337.

Okay, then to restore current driver behavior after your patch, one has 
to change gpio flags in all dts to ACTIVE_HIGH...

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland


  reply	other threads:[~2019-12-06 11:53 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20191205145641eucas1p1e3f40dff8a0c8e9ca47425e2370eabbb@eucas1p1.samsung.com>
2019-12-05 14:56 ` [PATCH] usb: usb3503: Convert to use GPIO descriptors Linus Walleij
2019-12-06  7:55   ` Marek Szyprowski
2019-12-06  9:14     ` Marek Szyprowski
2019-12-06  9:56       ` Linus Walleij
2019-12-06 11:42         ` Marek Szyprowski
2019-12-06 13:43           ` Linus Walleij
2019-12-09 16:33             ` Marek Szyprowski
2019-12-10 23:13               ` Linus Walleij
2019-12-11  8:48                 ` Marek Szyprowski
2019-12-06  9:58       ` Linus Walleij
2019-12-06 11:52         ` Marek Szyprowski [this message]
2019-12-06 13:21           ` Linus Walleij
2019-12-06 13:33             ` Marek Szyprowski
2019-12-06 13:38               ` Linus Walleij

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=cc924d9c-d8b2-d14e-f758-556551557e5d@samsung.com \
    --to=m.szyprowski@samsung.com \
    --cc=chunfeng.yun@mediatek.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=krzk@kernel.org \
    --cc=linus.walleij@linaro.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=stefan@agner.ch \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).