From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wolfram Sang <wsa@the-dreams.de>
Subject: Re: [PATCH 0/2] i2c: meson: add support for Meson G12A SoC i2c
 controller
Date: Tue, 11 Dec 2018 21:36:53 +0100
Message-ID: <20181211203652.rogajl4ajwu7cs6f@ninjato>
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To: Jian Hu <jian.hu@amlogic.com>
Cc: Jerome Brunet <jbrunet@baylibre.com>, Neil Armstrong <narmstrong@baylibre.com>, Kevin Hilman <khilman@baylibre.com>, Carlo Caione <carlo@caione.org>, Rob Herring <robh@kernel.org>, Martin Blumenstingl <martin.blumenstingl@googlemail.com>, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Jianxin Pan <jianxin.pan@amlogic.com>, Hanjie Lin <hanjie.lin@amlogic.com>, linux-amlogic@lists.infradead.org, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
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> I am okay if it is reasonable below in file
> arch/arm64/boot/dts/amlogic/meson-g12a.dtsi. I2c controller node just uses
> axg's compatible.
>=20
> 			i2c0: i2c@1f000 {
> 				compatible =3D "amlogic,meson-axg-i2c";

Actually, you should have

	compatible =3D "amlogic,meson-g12a-i2c", "amlogic,meson-axg-i2c";

in the DT to have support for future SoC specific additions. And then,
patch 1 is needed.

Or do you handle this differently? I'd think this is DT standard.


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