[PATCH v4 18/18] ARM: DT: STi: stihxxx-b2120: Add DT nodes for STi audio card

Arnaud Pouliquen arnaud.pouliquen at st.com
Tue May 31 03:16:19 PDT 2016



On 05/25/2016 06:06 PM, Peter Griffin wrote:
> This patch enables the uniperif players 2 & 3 for b2120 boards
> and also adds the "simple-audio-card" device node to interconnect
> the SoC sound device and the codec.
> 
> Signed-off-by: Peter Griffin <peter.griffin at linaro.org>
> ---
>  arch/arm/boot/dts/stihxxx-b2120.dtsi | 40 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 40 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stihxxx-b2120.dtsi b/arch/arm/boot/dts/stihxxx-b2120.dtsi
> index 722c63f..5297f21 100644
> --- a/arch/arm/boot/dts/stihxxx-b2120.dtsi
> +++ b/arch/arm/boot/dts/stihxxx-b2120.dtsi
> @@ -131,5 +131,45 @@
>  				dvb-card	= <STV0367_TDA18212_NIMA_1>;
>  			};
>  		};
> +
> +		sti_uni_player2: sti-uni-player at 2 {
> +			status = "okay";
> +		};
> +
> +		sti_uni_player3: sti-uni-player at 3 {
> +			status = "okay";
> +		};
enable sti-sasg-codec with spdif pinctrl
> +
> +		sound {
> +			compatible = "simple-audio-card";
> +			simple-audio-card,name = "sti audio card";
> +			status = "okay";
> +
> +			simple-audio-card,dai-link at 0 {
> +				/* DAC */
> +				format = "i2s";
> +				dai-tdm-slot-width = <32>;
clean dai-tdm-slot-width, not used.

Regards,
Arnaud
> +				mclk-fs = <256>;
> +				cpu {
> +					sound-dai = <&sti_uni_player2>;
> +				};
> +
> +				codec {
> +					sound-dai = <&sti_sasg_codec 1>;
> +				};
> +			};
> +			simple-audio-card,dai-link at 1 {
> +				/* SPDIF */
> +				format = "left_j";
> +				mclk-fs = <128>;
> +				cpu {
> +					sound-dai = <&sti_uni_player3>;
> +				};
> +
> +				codec {
> +					sound-dai = <&sti_sasg_codec 0>;
> +				};
> +			};
> +		};
>  	};
>  };
> 



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