linux-kernel - Re: [PATCH v2 1/2] ARM: dts: imx6qdl-sabrelite: fix USB PHY reset

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Message-ID: <CAOMZO5CnJv6qfn5qWuJ-NkLWhenGV8pX8shS0u7+a7tymNSJdg@mail.gmail.com>
Date:   Mon, 24 Jul 2017 10:03:14 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Gary Bisson <gary.bisson@...ndarydevices.com>
Cc:     "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 1/2] ARM: dts: imx6qdl-sabrelite: fix USB PHY reset

On Mon, Jul 24, 2017 at 9:59 AM, Gary Bisson
<gary.bisson@...ndarydevices.com> wrote:
> Declared as a regulator since the driver doesn't have a reset-gpios
> property for this.
>
> This ensures that the PHY is woken up, not depending on the state the
> second stage bootloader leaves the pin.
>
> This is a workaround until a proper mechanism is provided to reset such
> devices like the pwrseq library [1] for instance.
>
> [1] https://lkml.org/lkml/2017/2/10/779
>
> Signed-off-by: Gary Bisson <gary.bisson@...ndarydevices.com>

Reviewed-by: Fabio Estevam <fabio.estevam@....com>