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From:   Jernej =?utf-8?B?xaBrcmFiZWM=?= <jernej.skrabec@gmail.com>
To:     linux-sunxi@googlegroups.com, peron.clem@gmail.com
Cc:     clabbe.montjoie@gmail.com, Mark Rutland <mark.rutland@arm.com>,
        Maxime Ripard <mripard@kernel.org>,
        Rob Herring <robh+dt@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
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Subject: Re: [linux-sunxi] [PATCH] ARM64: dts: allwinner: Add devicetree for pine H64 modelA evaluation board
Date:   Fri, 16 Aug 2019 11:50:35 +0200
Message-ID: <2361666.6tDiKGV9WF@jernej-laptop>
In-Reply-To: <CAJiuCcfASQriPLMuwuDCn9bU=_8q4jL+KkPo8NmMrrYpOqy2qA@mail.gmail.com>
References: <20190808084253.10573-1-clabbe.montjoie@gmail.com> <20190814132001.GC24324@Red> <CAJiuCcfASQriPLMuwuDCn9bU=_8q4jL+KkPo8NmMrrYpOqy2qA@mail.gmail.com>
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Dne sreda, 14. avgust 2019 ob 15:28:53 CEST je Cl=C3=A9ment P=C3=A9ron napi=
sal(a):
> Hi,
>=20
> On Wed, 14 Aug 2019 at 15:20, Corentin Labbe <clabbe.montjoie@gmail.com>=
=20
wrote:
> > On Mon, Aug 12, 2019 at 12:56:56PM +0200, Jernej =C5=A0krabec wrote:
> > > Dne =C4=8Detrtek, 08. avgust 2019 ob 10:42:53 CEST je Corentin Labbe=
=20
napisal(a):
> > > > This patch adds the evaluation variant of the model A of the PineH6=
4.
> > > > The model A has the same size of the pine64 and has a PCIE slot.
> > > >=20
> > > > The only devicetree difference with current pineH64, is the PHY
> > > > regulator.
> > >=20
> > > I have Model A board which also needs ddc-en-gpios property for HDMI
> > > connector in order for HDMI to work correctly. Otherwise it will just
> > > use 1024x768 resolution. Can you confirm that?
>=20
> Schematics Rev A:
> http://files.pine64.org/doc/Pine%20H64/Pine%20H64%20Ver1.1-20180104.pdf
>=20
> Rev B:
> http://files.pine64.org/doc/Pine%20H64/PINE-H6-model-B-20181212-schematic=
=2Epd
> f
>=20
> There is a DDC_EN on REV A not on REV B
>=20
> Regards,
> Cl=C3=A9ment
>=20
> > > Best regards,
> > > Jernej
> >=20
> > Sorry I didnt use at all video stuff (like HDMI), so I cannot answer no=
w.
> >=20
> > Could you send me a patch against my future v2 and I could test
> > with/without.

I don't have access to my Model A board currently, but this should suffice:

&connector {
	ddc-en-gpios =3D <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
};

Best regards,
Jernej

> >=20
> > Regards
> >=20
> > --
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ps
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Re
> > d.