linux-kernel - Re: [PATCH v5 5/6] arm: dts: sun8i: a83t: bananapi-m3: Enable IR controller

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Message-ID: <20180130084016.4uyrd425qpzyiyql@flea.lan>
Date:   Tue, 30 Jan 2018 09:40:16 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Philipp Rossak <embed3d@...il.com>
Cc:     mchehab@...nel.org, robh+dt@...nel.org, mark.rutland@....com,
        wens@...e.org, linux@...linux.org.uk, sean@...s.org,
        p.zabel@...gutronix.de, andi.shyti@...sung.com,
        linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH v5 5/6] arm: dts: sun8i: a83t: bananapi-m3: Enable IR
 controller

On Mon, Jan 29, 2018 at 04:58:09PM +0100, Philipp Rossak wrote:
> The Bananapi M3 has an onboard IR receiver.
> This enables the onboard IR receiver subnode.
> Unlike the other IR receivers this one needs a base clock frequency
> of 3000000 Hz (3 MHz), to be able to work.
> 
> Signed-off-by: Philipp Rossak <embed3d@...il.com>
> Acked-by: Chen-Yu Tsai <wens@...e.org>
> ---
>  arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> index 6550bf0e594b..ffc6445fd281 100644
> --- a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> +++ b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
> @@ -82,6 +82,13 @@
>  	};
>  };
>  
> +&cir {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&cir_pins>;

If this is the only muxing option (like your node name suggests), you
can put it directly in the DTSI to remove boilerplate from all the
DTS.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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