diff options
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/nvidia,tegra-audio-sgtl5000.txt | 42 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/tlv320aic31xx.txt | 9 |
2 files changed, 48 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-sgtl5000.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-sgtl5000.txt new file mode 100644 index 000000000000..5da7da4ea07a --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-sgtl5000.txt @@ -0,0 +1,42 @@ +NVIDIA Tegra audio complex, with SGTL5000 CODEC + +Required properties: +- compatible : "nvidia,tegra-audio-sgtl5000" +- 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: + - pll_a + - pll_a_out0 + - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) +- nvidia,model : The user-visible name of this sound complex. +- nvidia,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 SGTL5000's pins (as documented in its binding), and the jacks + on the board: + + * Headphone Jack + * Line In Jack + * Mic Jack + +- nvidia,i2s-controller : The phandle of the Tegra I2S controller that's + connected to the CODEC. +- nvidia,audio-codec : The phandle of the SGTL5000 audio codec. + +Example: + +sound { + compatible = "toradex,tegra-audio-sgtl5000-apalis_t30", + "nvidia,tegra-audio-sgtl5000"; + nvidia,model = "Toradex Apalis T30"; + nvidia,audio-routing = + "Headphone Jack", "HP_OUT", + "LINE_IN", "Line In Jack", + "MIC_IN", "Mic Jack"; + nvidia,i2s-controller = <&tegra_i2s2>; + nvidia,audio-codec = <&sgtl5000>; + clocks = <&tegra_car TEGRA30_CLK_PLL_A>, + <&tegra_car TEGRA30_CLK_PLL_A_OUT0>, + <&tegra_car TEGRA30_CLK_EXTERN1>; + clock-names = "pll_a", "pll_a_out0", "mclk"; +}; diff --git a/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt b/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt index eff12be5e789..9340d2ddcc54 100644 --- a/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt +++ b/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt @@ -11,6 +11,7 @@ Required properties: "ti,tlv320aic3110" - TLV320AIC3110 (stereo speaker amp, no MiniDSP) "ti,tlv320aic3120" - TLV320AIC3120 (mono speaker amp, MiniDSP) "ti,tlv320aic3111" - TLV320AIC3111 (stereo speaker amp, MiniDSP) + "ti,tlv320dac3100" - TLV320DAC3100 (no ADC, mono speaker amp, no MiniDSP) - reg - <int> - I2C slave address - HPVDD-supply, SPRVDD-supply, SPLVDD-supply, AVDD-supply, IOVDD-supply, @@ -37,9 +38,11 @@ CODEC output pins: * MICBIAS CODEC input pins: - * MIC1LP - * MIC1RP - * MIC1LM + * MIC1LP, devices with ADC + * MIC1RP, devices with ADC + * MIC1LM, devices with ADC + * AIN1, devices without ADC + * AIN2, devices without ADC The pins can be used in referring sound node's audio-routing property. |