linux-kernel - Re: [PATCH v3 10/12] arm64: dts: allwinner: h6: Add IR receiver node

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Date:   Thu, 30 May 2019 16:55:50 +0200
From:   Ondřej Jirman <megous@...ous.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>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org
Subject: Re: [PATCH v3 10/12] arm64: dts: allwinner: h6: Add IR receiver node

Hello Clément,

On Tue, May 28, 2019 at 06:14:38PM +0200, Clément Péron wrote:
> Allwinner H6 IR is similar to A31 and can use same driver.
> 
> Add support for it.
> 
> Signed-off-by: Clément Péron <peron.clem@...il.com>
> ---
>  arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> index 16c5c3d0fd81..649cbdfe452e 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> @@ -647,6 +647,25 @@
>  				pins = "PL0", "PL1";
>  				function = "s_i2c";
>  			};
> +
> +			r_ir_rx_pin: r-ir-rx-pin {
> +				pins = "PL9";
> +				function = "s_cir_rx";
> +			};
> +		};
> +
> +		r_ir: ir@...0000 {
> +				compatible = "allwinner,sun50i-h6-ir",
> +					     "allwinner,sun6i-a31-ir";
> +				reg = <0x07040000 0x400>;
> +				interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&r_ccu CLK_R_APB1_IR>,
> +					 <&r_ccu CLK_IR>;
> +				clock-names = "apb", "ir";
> +				resets = <&r_ccu RST_R_APB1_IR>;
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&r_ir_rx_pin>;
> +				status = "disabled";
>  		};

Please make a comment here, that this is known broken on some boards and may
result IRQ flood if enabled. Otherwise noone will know.

thanks,
	o.

>  		r_i2c: i2c@...1400 {
> -- 
> 2.20.1
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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