On Mon, Jun 13, 2016 at 12:52:40PM +0200, Sylwester Nawrocki wrote:
> This patch adds DT binding documentation for Exnos5433 based TM2
> and TM2E boards sound subsystem.
>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> ---
> .../bindings/sound/samsung,tm2-wm5110.txt | 39 ++++++++++++++++++++++
> 1 file changed, 39 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/sound/samsung,tm2-wm5110.txt
>
> diff --git a/Documentation/devicetree/bindings/sound/samsung,tm2-wm5110.txt b/Documentation/devicetree/bindings/sound/samsung,tm2-wm5110.txt
> new file mode 100644
> index 0000000..32f69fcc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/samsung,tm2-wm5110.txt
> @@ -0,0 +1,39 @@
> +Samsung Exynos5433 TM2(E) audio complex with WM5110 codec
> +
> +Required properties:
> +
> + - compatible : "samsung,tm2-audio"
SoC specific compatible string please.
> + - samsung,model : the user-visible name of this sound complex
I think we have a standard property for this.
> + - clocks : must contain an entry for each entry in clock-names,
> + see ../clocks/clock-bindings.txt for details
> + - clock-names : must include the following entries:
> + "mclk1", "mclk2"
> + - samsung,i2s-controller : the phandle of the I2S controller
> + - samsung,speaker-amplifier : the phandle of the MAX98504 amplifier
We should have standard properties for these. 2nd ones I've seen today.
> + - samsung,audio-routing : a list of the connections between audio
> + components; each entry is a pair of strings, the first being the
> + connection's sink, the second being the connection's source;
> + valid names for sources and sinks are the WM5110's and MAX98504's
> + pins and the jacks on the board:
> + HP, SPK, Main Mic, Sub Mic, Third Mic, Headset Mic.
> + - mic-bias-gpios : GPIO pin that enables the Main Mic bias regulator
> +
> +Example:
> +
> +sound {
> + compatible = "samsung,tm2-audio";
> + clocks = <&pmu_system_controller 0>, <&s2mps13_osc 2>;
> + clock-names = "mclk1", "mclk2";
> + samsung,i2s-controller = <&i2s0>;
> + samsung,speaker-amplifier = <&max98504>;
> + samsung,model = "wm5110";
> + mic-bias-gpios = <&gpr3 2 0>;
> + samsung,audio-routing =
> + "HP", "HPOUT1L",
> + "HP", "HPOUT1R",
> + "SPK", "SPKOUT",
> + "SPKOUT", "HPOUT2L",
> + "SPKOUT", "HPOUT2R",
> + "Main Mic", "MICBIAS2",
> + "IN1R", "Main Mic";
> +};
> --
> 1.9.1
>
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