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ASoC: dt-bindings: rockchip: add property 'rockchip,mclk-fs-mapping' for multicodecs

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Change-Id: Iffc566092dec8b9fd0391b6ce4327829c67e78c2
Signed-off-by: Jiajian Wu <jair.wu@rock-chips.com>
This commit is contained in:
Jiajian Wu
2024-11-21 10:22:23 +08:00
parent 1952452c5b
commit b89d2d2e66
1 changed files with 45 additions and 1 deletions
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46
Documentation/devicetree/bindings/sound/rockchip,multicodecs.txt
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@@ -35,9 +35,15 @@ Optional dai-link subnode properties:
dai-link uses bit clock inversion.
- rockchip,frame-inversion : bool property. Add this if the
dai-link uses frame clock inversion.
- rockchip,mclk-fs : Multiplication factor between stream
- rockchip,mclk-fs : Multiplication factor between stream
rate and codec mclk, applied only for
the dai-link.
- rockchip,mclk-fs-mapping : u32 properties. Multiplication factor
between steam rate and codec mclk,
these values will overwrite the mclk-fs.
mclk-fs-mapping = <256 1024> means:
(mclk of first codec) = 256 * fs,
(mclk of second codec) = 1024 * fs.
Example:
@@ -86,3 +92,41 @@ es8388_sound: es8388-sound {
press-threshold-microvolt = <2000>;
};
};
Example 3 for rockchip,mclk-fs-mapping:
sai_dais: sai-dais {
status = "okay";
compatible = "rockchip,multi-dais";
dais = <&sai1>, <&sai4>;
capture,channel-mapping = <2 2>;
playback,channel-mapping = <2 0>;
bitclock-inversion = <0 0>;
mclk-fs-mapping = <256 1024>;
};
es8388_sound: es8388-sound {
status = "okay";
compatible = "rockchip,multicodecs-card";
rockchip,card-name = "rockchip-es8388";
spk-con-gpio = <&gpio1 RK_PC6 GPIO_ACTIVE_HIGH>;
rockchip,pre-power-on-delay-ms = <30>;
rockchip,post-power-down-delay-ms = <40>;
rockchip,format = "i2s";
rockchip,cpu = <&sai_dais>;
rockchip,codec = <&es8388>, <&audio_codec>;
rockchip,mclk-fs = <256>;
rockchip,mclk-fs-mapping = <256 1024>;
rockchip,audio-routing =
"Speaker", "LOUT1",
"Speaker", "ROUT1",
"Speaker", "Speaker Power",
"Speaker", "Speaker Power",
"LINPUT1", "Main Mic",
"LINPUT2", "Main Mic",
"RINPUT1", "Main Mic",
"RINPUT2", "Main Mic";
pinctrl-names = "default";
pinctrl-0 = <&spk_ctrl>;
};