linux-kernel - Re: [PATCH v4 01/13] dt-bindings: media: sunxi-ir: Add A31 compatible

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Message-ID: <20190605094906.d5fjoeelfblhpvfm@flea>
Date:   Wed, 5 Jun 2019 11:49:06 +0200
From:   Maxime Ripard <maxime.ripard@...tlin.com>
To:     Clément Péron <peron.clem@...il.com>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>, linux-media@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
        Sean Young <sean@...s.org>
Subject: Re: [PATCH v4 01/13] dt-bindings: media: sunxi-ir: Add A31 compatible

On Tue, Jun 04, 2019 at 06:29:47PM +0200, Clément Péron wrote:
> Allwinner A31 has introduced a new memory mapping and a
> reset line.
>
> The difference in memory mapping are :
>
> - In the configure register there is a new sample bit
>   and Allwinner has introduced the active threshold feature.
>
> - In the status register a new STAT bit is present.
>
> Note: CGPO and DRQ_EN bits are removed on A31 but present on A13
> and on new SoCs like A64/H6.
> This is actually not an issue as these bits are togglable and new
> SoCs have a dedicated bindings.
>
> Introduce this bindings to make a difference since this generation.
> And declare the reset line required since A31.
>
> Signed-off-by: Clément Péron <peron.clem@...il.com>
> Acked-by: Sean Young <sean@...s.org>

Acked-by: Maxime Ripard <maxime.ripard@...tlin.com>

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com