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Date:   Fri, 6 Mar 2020 13:03:18 +0100
From:   =?utf-8?Q?Ond=C5=99ej?= Jirman <megous@megous.com>
To:     Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc:     Vasily Khoruzhick <anarsoul@gmail.com>,
        Icenowy Zheng <icenowy@aosc.io>,
        Enric Balletbo Serra <eballetbo@gmail.com>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Nicolas Boichat <drinkcat@chromium.org>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        David Airlie <airlied@linux.ie>, Torsten Duwe <duwe@suse.de>,
        Jonas Karlman <jonas@kwiboo.se>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        Andrzej Hajda <a.hajda@samsung.com>,
        Maxime Ripard <maxime@cerno.tech>,
        Hsin-Yi Wang <hsinyi@chromium.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Collabora Kernel ML <kernel@collabora.com>
Subject: Re: [PATCH v2 2/2] drm/bridge: anx7688: Add anx7688 bridge driver
 support
Message-ID: <20200306120318.oq575imqjh7uolss@core.my.home>
Mail-Followup-To: =?utf-8?Q?Ond=C5=99ej?= Jirman <megous@megous.com>,
        Enric Balletbo i Serra <enric.balletbo@collabora.com>,
        Vasily Khoruzhick <anarsoul@gmail.com>,
        Icenowy Zheng <icenowy@aosc.io>,
        Enric Balletbo Serra <eballetbo@gmail.com>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Nicolas Boichat <drinkcat@chromium.org>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        David Airlie <airlied@linux.ie>, Torsten Duwe <duwe@suse.de>,
        Jonas Karlman <jonas@kwiboo.se>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        Andrzej Hajda <a.hajda@samsung.com>,
        Maxime Ripard <maxime@cerno.tech>,
        Hsin-Yi Wang <hsinyi@chromium.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Collabora Kernel ML <kernel@collabora.com>
References: <20200213145416.890080-2-enric.balletbo@collabora.com>
 <CA+E=qVffVzZwRTk9K7=xhWn-AOKExkew0aPcyL_W1nokx-mDdg@mail.gmail.com>
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 <CA+E=qVfGiQseZZVBvmmK6u2Mu=-91ViwLuhNegu96KRZNAHr_w@mail.gmail.com>
 <CAFqH_505eWt9UU7Wj6tCQpQCMZFMfy9e1ETSkiqi7i5Zx6KULQ@mail.gmail.com>
 <CA+E=qVff5_hdPFdaG4Lrg7Uzorea=JbEdPoy+sQd7rUGNTTZ5g@mail.gmail.com>
 <5245a8e4-2320-46bd-04fd-f86ce6b17ce7@collabora.com>
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 <20200305193505.4km5j7n25ph4b6hn@core.my.home>
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On Fri, Mar 06, 2020 at 09:46:51AM +0100, Enric Balletbo i Serra wrote:
> Hi Ondrej,
> 
> On 5/3/20 20:35, Ondřej Jirman wrote:
> > Hi,
> > 
> > On Thu, Mar 05, 2020 at 10:29:33AM -0800, Vasily Khoruzhick wrote:
> >> On Thu, Mar 5, 2020 at 7:28 AM Enric Balletbo i Serra
> >> <enric.balletbo@collabora.com> wrote:
> >>>
> >>> Hi Vasily,
> >>
> >> CC: Icenowy and Ondrej
> >>>
> >>> Would you mind to check which firmware version is running the anx7688 in
> >>> PinePhone, I think should be easy to check with i2c-tools.
> >>
> >> Icenowy, Ondrej, can you guys please check anx7688 firmware version?
> > 
> > i2cget 0 0x28 0x00 w
> > 0xaaaa
> > 
> > i2cget 0 0x28 0x02 w
> > 0x7688
> > 
> > i2cget 0 0x28 0x80 w
> > 0x0000
> > 
> 
> Can you check the value for 0x81 too?

'w' read checks both values at once, as you can see above.

regards,
	o.

> Thanks,
>  Enric
> 
> 
> > regards,
> > 	o.
> > 
> >>> Thanks in advance,
> >>>  Enric
> >>>
> >>> [snip]