[linux-sunxi][PATCH] ARM: dts: sunxi: h3/h5 :Add DAI nodes

Jernej Škrabec jernej.skrabec at siol.net
Sun Sep 3 09:35:06 PDT 2017


Hi Marcus!

Dne nedelja, 03. september 2017 ob 17:08:06 CEST je codekipper at gmail.com 
napisal(a):
> From: Marcus Cooper <codekipper at gmail.com>
> 
> Add the new DAI blocks to the device tree. I2S0 and I2S1 are for
> connecting to an external codec whereas I2S2 is used for HDMI
> audio.
> 
> Signed-off-by: Marcus Cooper <codekipper at gmail.com>
> ---
>  arch/arm/boot/dts/sunxi-h3-h5.dtsi | 39
> ++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> b/arch/arm/boot/dts/sunxi-h3-h5.dtsi index 11240a8313c2..cf6fcc857324
> 100644
> --- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> +++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> @@ -450,6 +450,45 @@
>  			status = "disabled";
>  		};
> 
> +		i2s0: i2s at 01c22000 {
> +			#sound-dai-cells = <0>;
> +			compatible = "allwinner,sun8i-h3-i2s";
> +			reg = <0x01c22000 0x400>;
> +			interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&ccu CLK_BUS_I2S0>, <&ccu CLK_I2S0>;
> +			clock-names = "apb", "mod";
> +			dmas = <&dma 3>, <&dma 3>;
> +			resets = <&ccu RST_BUS_I2S0>;
> +			dma-names = "rx", "tx";
> +			status = "disabled";
> +		};
> +
> +		i2s1: i2s at 01c22400 {
> +			#sound-dai-cells = <0>;
> +			compatible = "allwinner,sun8i-h3-i2s";
> +			reg = <0x01c22400 0x400>;
> +			interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&ccu CLK_BUS_I2S1>, <&ccu CLK_I2S1>;
> +			clock-names = "apb", "mod";
> +			dmas = <&dma 4>, <&dma 4>;
> +			resets = <&ccu RST_BUS_I2S1>;
> +			dma-names = "rx", "tx";
> +			status = "disabled";
> +		};
> +
> +		i2s2: i2s at 01c22800 {
> +			#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 5>, <&dma 5>;
> +			resets = <&ccu RST_BUS_I2S2>;
> +			dma-names = "rx", "tx";
> +			status = "disabled";
> +		};
> +

I don't want to be a pain, but shouldn't we skip this one for now? It is only 
for HDMI and has different capabilities (8 channels supported and slighlty 
different formula to calculate oversample rate.

Best regards,
Jernej



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