diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
8 files changed, 93 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/sound/adi,adau1701.txt b/Documentation/devicetree/bindings/sound/adi,adau1701.txt index 547a49b56a62..0d1128ce2ea7 100644 --- a/Documentation/devicetree/bindings/sound/adi,adau1701.txt +++ b/Documentation/devicetree/bindings/sound/adi,adau1701.txt @@ -20,6 +20,8 @@ Optional properties: pin configurations as described in the datasheet, table 53. Note that the value of this property has to be prefixed with '/bits/ 8'. + - avdd-supply: Power supply for AVDD, providing 3.3V + - dvdd-supply: Power supply for DVDD, providing 3.3V Examples: @@ -28,6 +30,8 @@ Examples: compatible = "adi,adau1701"; reg = <0x34>; reset-gpio = <&gpio 23 0>; + avdd-supply = <&vdd_3v3_reg>; + dvdd-supply = <&vdd_3v3_reg>; adi,pll-mode-gpios = <&gpio 24 0 &gpio 25 0>; adi,pin-config = /bits/ 8 <0x4 0x7 0x5 0x5 0x4 0x4 0x4 0x4 0x4 0x4 0x4 0x4>; diff --git a/Documentation/devicetree/bindings/sound/bt-sco.txt b/Documentation/devicetree/bindings/sound/bt-sco.txt new file mode 100644 index 000000000000..29b8e5d40203 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/bt-sco.txt @@ -0,0 +1,13 @@ +Bluetooth-SCO audio CODEC + +This device support generic Bluetooth SCO link. + +Required properties: + + - compatible : "delta,dfbmcs320" + +Example: + +codec: bt_sco { + compatible = "delta,dfbmcs320"; +}; diff --git a/Documentation/devicetree/bindings/sound/gtm601.txt b/Documentation/devicetree/bindings/sound/gtm601.txt new file mode 100644 index 000000000000..5efc8c068de0 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/gtm601.txt @@ -0,0 +1,13 @@ +GTM601 UMTS modem audio interface CODEC + +This device has no configuration interface. Sample rate is fixed - 8kHz. + +Required properties: + + - compatible : "option,gtm601" + +Example: + +codec: gtm601_codec { + compatible = "option,gtm601"; +}; diff --git a/Documentation/devicetree/bindings/sound/max98090.txt b/Documentation/devicetree/bindings/sound/max98090.txt index aa802a274520..4e3be6682c98 100644 --- a/Documentation/devicetree/bindings/sound/max98090.txt +++ b/Documentation/devicetree/bindings/sound/max98090.txt @@ -18,6 +18,12 @@ Optional properties: - maxim,dmic-freq: Frequency at which to clock DMIC +- maxim,micbias: Micbias voltage applies to the analog mic, valid voltages value are: + 0 - 2.2v + 1 - 2.55v + 2 - 2.4v + 3 - 2.8v + Pins on the device (for linking into audio routes): * MIC1 diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt index e00732dac939..21c648328be9 100644 --- a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt +++ b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.txt @@ -4,12 +4,21 @@ This node models the Qualcomm Technologies Low-Power Audio SubSystem (LPASS). Required properties: -- compatible : "qcom,lpass-cpu" +- compatible : "qcom,lpass-cpu" or "qcom,apq8016-lpass-cpu" - clocks : Must contain an entry for each entry in clock-names. - clock-names : A list which must include the following entries: * "ahbix-clk" * "mi2s-osr-clk" * "mi2s-bit-clk" + : required clocks for "qcom,lpass-cpu-apq8016" + * "ahbix-clk" + * "mi2s-bit-clk0" + * "mi2s-bit-clk1" + * "mi2s-bit-clk2" + * "mi2s-bit-clk3" + * "pcnoc-mport-clk" + * "pcnoc-sway-clk" + - interrupts : Must contain an entry for each entry in interrupt-names. - interrupt-names : A list which must include the following entries: @@ -22,6 +31,8 @@ Required properties: - reg-names : A list which must include the following entries: * "lpass-lpaif" + + Optional properties: - qcom,adsp : Phandle for the audio DSP node diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt index f316ce1f214a..b6b3a786855f 100644 --- a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt +++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt @@ -5,6 +5,7 @@ Required properties: "renesas,rcar_sound-gen1" if generation1, and "renesas,rcar_sound-gen2" if generation2 Examples with soctypes are: + - "renesas,rcar_sound-r8a7778" (R-Car M1A) - "renesas,rcar_sound-r8a7790" (R-Car H2) - "renesas,rcar_sound-r8a7791" (R-Car M2-W) - reg : Should contain the register physical address. @@ -47,7 +48,7 @@ DAI subnode properties: Example: -rcar_sound: rcar_sound@ec500000 { +rcar_sound: sound@ec500000 { #sound-dai-cells = <1>; compatible = "renesas,rcar_sound-r8a7791", "renesas,rcar_sound-gen2"; reg = <0 0xec500000 0 0x1000>, /* SCU */ diff --git a/Documentation/devicetree/bindings/sound/rt5677.txt b/Documentation/devicetree/bindings/sound/rt5677.txt index 740ff771aa8b..f07078997f87 100644 --- a/Documentation/devicetree/bindings/sound/rt5677.txt +++ b/Documentation/devicetree/bindings/sound/rt5677.txt @@ -18,6 +18,7 @@ Required properties: Optional properties: - realtek,pow-ldo2-gpio : The GPIO that controls the CODEC's POW_LDO2 pin. +- realtek,reset-gpio : The GPIO that controls the CODEC's RESET pin. - realtek,in1-differential - realtek,in2-differential @@ -70,6 +71,7 @@ rt5677 { realtek,pow-ldo2-gpio = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>; + realtek,reset-gpio = <&gpio TEGRA_GPIO(BB, 3) GPIO_ACTIVE_LOW>; realtek,in1-differential = "true"; realtek,gpio-config = /bits/ 8 <0 0 0 0 0 2>; /* pull up GPIO6 */ realtek,jd2-gpio = <3>; /* Enables Jack detection for GPIO6 */ diff --git a/Documentation/devicetree/bindings/sound/tas571x.txt b/Documentation/devicetree/bindings/sound/tas571x.txt new file mode 100644 index 000000000000..0ac31d8d5ac4 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tas571x.txt @@ -0,0 +1,41 @@ +Texas Instruments TAS5711/TAS5717/TAS5719 stereo power amplifiers + +The codec is controlled through an I2C interface. It also has two other +signals that can be wired up to GPIOs: reset (strongly recommended), and +powerdown (optional). + +Required properties: + +- compatible: "ti,tas5711", "ti,tas5717", or "ti,tas5719" +- reg: The I2C address of the device +- #sound-dai-cells: must be equal to 0 + +Optional properties: + +- reset-gpios: GPIO specifier for the TAS571x's active low reset line +- pdn-gpios: GPIO specifier for the TAS571x's active low powerdown line +- clocks: clock phandle for the MCLK input +- clock-names: should be "mclk" +- AVDD-supply: regulator phandle for the AVDD supply (all chips) +- DVDD-supply: regulator phandle for the DVDD supply (all chips) +- HPVDD-supply: regulator phandle for the HPVDD supply (5717/5719) +- PVDD_AB-supply: regulator phandle for the PVDD_AB supply (5717/5719) +- PVDD_CD-supply: regulator phandle for the PVDD_CD supply (5717/5719) +- PVDD_A-supply: regulator phandle for the PVDD_A supply (5711) +- PVDD_B-supply: regulator phandle for the PVDD_B supply (5711) +- PVDD_C-supply: regulator phandle for the PVDD_C supply (5711) +- PVDD_D-supply: regulator phandle for the PVDD_D supply (5711) + +Example: + + tas5717: audio-codec@2a { + compatible = "ti,tas5717"; + reg = <0x2a>; + #sound-dai-cells = <0>; + + reset-gpios = <&gpio5 1 GPIO_ACTIVE_LOW>; + pdn-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; + + clocks = <&clk_core CLK_I2S>; + clock-names = "mclk"; + }; |
