linux-kernel - Re: [linux-sunxi] [PATCH 10/16] arm: dts: sunxi: h3/h5: Add DAI node for HDMI

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Date:   Sat, 18 Jul 2020 16:24:42 -0500
From:   Samuel Holland <samuel@...lland.org>
To:     peron.clem@...il.com, Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>
Cc:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        Marcus Cooper <codekipper@...il.com>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: Re: [linux-sunxi] [PATCH 10/16] arm: dts: sunxi: h3/h5: Add DAI node
 for HDMI

Clément,

On 7/4/20 6:38 AM, Clément Péron wrote:
> From: Marcus Cooper <codekipper@...il.com>
> 
> Add the new DAI block for I2S2 which is used for HDMI audio.
> 
> Signed-off-by: Marcus Cooper <codekipper@...il.com>
> Signed-off-by: Clément Péron <peron.clem@...il.com>
> ---
>  arch/arm/boot/dts/sunxi-h3-h5.dtsi | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> index 22d533d18992..9be13378d4df 100644
> --- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> +++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> @@ -662,6 +662,19 @@ i2s1: i2s@...2400 {
>  			status = "disabled";
>  		};
>  
> +		i2s2: i2s@...2800 {
> +			#sound-dai-cells = <0>;
> +			compatible = "allwinner,sun8i-h3-i2s";
> +			reg = <0x01c22800 0x400>;
> +			interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&ccu CLK_BUS_I2S2>, <&ccu CLK_I2S2>;
> +			clock-names = "apb", "mod";
> +			dmas = <&dma 27>;
> +			resets = <&ccu RST_BUS_I2S2>;
> +			dma-names = "tx";

`make dtbs_check` reports:

i2s@...2800: dma-names:0: 'rx' was expected
i2s@...2800: dma-names: ['tx'] is too short
i2s@...2800: dmas: [[28, 27]] is too short

Regards,
Samuel

> +			status = "disabled";
> +		};
> +
>  		codec: codec@...2c00 {
>  			#sound-dai-cells = <0>;
>  			compatible = "allwinner,sun8i-h3-codec";
>