linux-kernel - Re: [PATCH v2 3/4] ARM: dts: sun8i: a83t: Correct USB3503 GPIOs polarity

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Message-ID: <20191217083724.6hva5rzvblrsrvlr@gilmour.lan>
Date:   Tue, 17 Dec 2019 09:37:24 +0100
From:   Maxime Ripard <mripard@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>
Cc:     linux-usb@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Chen-Yu Tsai <wens@...e.org>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Stefan Agner <stefan@...er.ch>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v2 3/4] ARM: dts: sun8i: a83t: Correct USB3503 GPIOs
 polarity

On Wed, Dec 11, 2019 at 03:52:17PM +0100, Marek Szyprowski wrote:
> Current USB3503 driver ignores GPIO polarity and always operates as if the
> GPIO lines were flagged as ACTIVE_HIGH. Fix the polarity for the existing
> USB3503 chip applications to match the chip specification and common
> convention for naming the pins. The only pin, which has to be ACTIVE_LOW
> is the reset pin. The remaining are ACTIVE_HIGH. This change allows later
> to fix the USB3503 driver to properly use generic GPIO bindings and read
> polarity from DT.
>
> Signed-off-by: Marek Szyprowski <m.szyprowski@...sung.com>

Applied, thanks

Maxime

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