diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
65 files changed, 2083 insertions, 157 deletions
diff --git a/Documentation/devicetree/bindings/sound/adi,axi-i2s.txt b/Documentation/devicetree/bindings/sound/adi,axi-i2s.txt new file mode 100644 index 00000000000..5875ca459ed --- /dev/null +++ b/Documentation/devicetree/bindings/sound/adi,axi-i2s.txt @@ -0,0 +1,31 @@ +ADI AXI-I2S controller + +Required properties: + - compatible : Must be "adi,axi-i2s-1.00.a" + - reg : Must contain I2S core's registers location and length + - clocks : Pairs of phandle and specifier referencing the controller's clocks. + The controller expects two clocks, the clock used for the AXI interface and + the clock used as the sampling rate reference clock sample. + - clock-names : "axi" for the clock to the AXI interface, "ref" for the sample + rate reference clock. + - dmas: Pairs of phandle and specifier for the DMA channels that are used by + the core. The core expects two dma channels, one for transmit and one for + receive. + - dma-names : "tx" for the transmit channel, "rx" for the receive channel. + +For more details on the 'dma', 'dma-names', 'clock' and 'clock-names' properties +please check: + * resource-names.txt + * clock/clock-bindings.txt + * dma/dma.txt + +Example: + + i2s: i2s@0x77600000 { + compatible = "adi,axi-i2s-1.00.a"; + reg = <0x77600000 0x1000>; + clocks = <&clk 15>, <&audio_clock>; + clock-names = "axi", "ref"; + dmas = <&ps7_dma 0>, <&ps7_dma 1>; + dma-names = "tx", "rx"; + }; diff --git a/Documentation/devicetree/bindings/sound/adi,axi-spdif-tx.txt b/Documentation/devicetree/bindings/sound/adi,axi-spdif-tx.txt new file mode 100644 index 00000000000..46f34496531 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/adi,axi-spdif-tx.txt @@ -0,0 +1,30 @@ +ADI AXI-SPDIF controller + +Required properties: + - compatible : Must be "adi,axi-spdif-1.00.a" + - reg : Must contain SPDIF core's registers location and length + - clocks : Pairs of phandle and specifier referencing the controller's clocks. + The controller expects two clocks, the clock used for the AXI interface and + the clock used as the sampling rate reference clock sample. + - clock-names: "axi" for the clock to the AXI interface, "ref" for the sample + rate reference clock. + - dmas: Pairs of phandle and specifier for the DMA channel that is used by + the core. The core expects one dma channel for transmit. + - dma-names : Must be "tx" + +For more details on the 'dma', 'dma-names', 'clock' and 'clock-names' properties +please check: + * resource-names.txt + * clock/clock-bindings.txt + * dma/dma.txt + +Example: + + spdif: spdif@0x77400000 { + compatible = "adi,axi-spdif-tx-1.00.a"; + reg = <0x77600000 0x1000>; + clocks = <&clk 15>, <&audio_clock>; + clock-names = "axi", "ref"; + dmas = <&ps7_dma 0>; + dma-names = "tx"; + }; diff --git a/Documentation/devicetree/bindings/sound/ak4104.txt b/Documentation/devicetree/bindings/sound/ak4104.txt index b902ee39cf8..deca5e18f30 100644 --- a/Documentation/devicetree/bindings/sound/ak4104.txt +++ b/Documentation/devicetree/bindings/sound/ak4104.txt @@ -8,6 +8,8 @@ Required properties: - reg : The chip select number on the SPI bus + - vdd-supply : A regulator node, providing 2.7V - 3.6V + Optional properties: - reset-gpio : a GPIO spec for the reset pin. If specified, it will be @@ -19,4 +21,5 @@ spdif: ak4104@0 { compatible = "asahi-kasei,ak4104"; reg = <0>; spi-max-frequency = <5000000>; + vdd-supply = <&vdd_3v3_reg>; }; diff --git a/Documentation/devicetree/bindings/sound/ak4554.c b/Documentation/devicetree/bindings/sound/ak4554.c new file mode 100644 index 00000000000..934fa02754b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ak4554.c @@ -0,0 +1,11 @@ +AK4554 ADC/DAC + +Required properties: + + - compatible : "asahi-kasei,ak4554" + +Example: + +ak4554-adc-dac { + compatible = "asahi-kasei,ak4554"; +}; diff --git a/Documentation/devicetree/bindings/sound/alc5623.txt b/Documentation/devicetree/bindings/sound/alc5623.txt new file mode 100644 index 00000000000..26c86c98d67 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/alc5623.txt @@ -0,0 +1,25 @@ +ALC5621/ALC5622/ALC5623 audio Codec + +Required properties: + + - compatible: "realtek,alc5623" + - reg: the I2C address of the device. + +Optional properties: + + - add-ctrl: Default register value for Reg-40h, Additional Control + Register. If absent or has the value of 0, the + register is untouched. + + - jack-det-ctrl: Default register value for Reg-5Ah, Jack Detect + Control Register. If absent or has value 0, the + register is untouched. + +Example: + + alc5621: alc5621@1a { + compatible = "alc5621"; + reg = <0x1a>; + add-ctrl = <0x3700>; + jack-det-ctrl = <0x4810>; + }; diff --git a/Documentation/devicetree/bindings/sound/alc5632.txt b/Documentation/devicetree/bindings/sound/alc5632.txt index 8608f747dcf..ffd886d110b 100644 --- a/Documentation/devicetree/bindings/sound/alc5632.txt +++ b/Documentation/devicetree/bindings/sound/alc5632.txt @@ -13,6 +13,25 @@ Required properties: - #gpio-cells : Should be two. The first cell is the pin number and the second cell is used to specify optional parameters (currently unused). +Pins on the device (for linking into audio routes): + + * SPK_OUTP + * SPK_OUTN + * HP_OUT_L + * HP_OUT_R + * AUX_OUT_P + * AUX_OUT_N + * LINE_IN_L + * LINE_IN_R + * PHONE_P + * PHONE_N + * MIC1_P + * MIC1_N + * MIC2_P + * MIC2_N + * MICBIAS1 + * DMICDAT + Example: alc5632: alc5632@1e { diff --git a/Documentation/devicetree/bindings/sound/armada-370db-audio.txt b/Documentation/devicetree/bindings/sound/armada-370db-audio.txt new file mode 100644 index 00000000000..bf984d23862 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/armada-370db-audio.txt @@ -0,0 +1,27 @@ +Device Tree bindings for the Armada 370 DB audio +================================================ + +These Device Tree bindings are used to describe the audio complex +found on the Armada 370 DB platform. + +Mandatory properties: + + * compatible: must be "marvell,a370db-audio" + + * marvell,audio-controller: a phandle that points to the audio + controller of the Armada 370 SoC. + + * marvell,audio-codec: a set of three phandles that points to: + + 1/ the analog audio codec connected to the Armada 370 SoC + 2/ the S/PDIF transceiver + 3/ the S/PDIF receiver + +Example: + + sound { + compatible = "marvell,a370db-audio"; + marvell,audio-controller = <&audio_controller>; + marvell,audio-codec = <&audio_codec &spdif_out &spdif_in>; + status = "okay"; + }; diff --git a/Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt b/Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt new file mode 100644 index 00000000000..0720857089a --- /dev/null +++ b/Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt @@ -0,0 +1,35 @@ +* Atmel at91sam9x5ek wm8731 audio complex + +Required properties: + - compatible: "atmel,sam9x5-wm8731-audio" + - atmel,model: The user-visible name of this sound complex. + - atmel,ssc-controller: The phandle of the SSC controller + - atmel,audio-codec: The phandle of the WM8731 audio codec + - atmel,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. + +Available audio endpoints for the audio-routing table: + +Board connectors: + * Headphone Jack + * Line In Jack + +wm8731 pins: +cf Documentation/devicetree/bindings/sound/wm8731.txt + +Example: +sound { + compatible = "atmel,sam9x5-wm8731-audio"; + + atmel,model = "wm8731 @ AT91SAM9X5EK"; + + atmel,audio-routing = + "Headphone Jack", "RHPOUT", + "Headphone Jack", "LHPOUT", + "LLINEIN", "Line In Jack", + "RLINEIN", "Line In Jack"; + + atmel,ssc-controller = <&ssc0>; + atmel,audio-codec = <&wm8731>; +}; diff --git a/Documentation/devicetree/bindings/sound/atmel-wm8904.txt b/Documentation/devicetree/bindings/sound/atmel-wm8904.txt new file mode 100644 index 00000000000..8bbe50c884b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/atmel-wm8904.txt @@ -0,0 +1,55 @@ +Atmel ASoC driver with wm8904 audio codec complex + +Required properties: + - compatible: "atmel,asoc-wm8904" + - atmel,model: The user-visible name of this sound complex. + - atmel,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 WM8904's pins, and the jacks on the board: + + WM8904 pins: + + * IN1L + * IN1R + * IN2L + * IN2R + * IN3L + * IN3R + * HPOUTL + * HPOUTR + * LINEOUTL + * LINEOUTR + * MICBIAS + + Board connectors: + + * Headphone Jack + * Line In Jack + * Mic + + - atmel,ssc-controller: The phandle of the SSC controller + - atmel,audio-codec: The phandle of the WM8904 audio codec + +Optional properties: + - pinctrl-names, pinctrl-0: Please refer to pinctrl-bindings.txt + +Example: +sound { + compatible = "atmel,asoc-wm8904"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pck0_as_mck>; + + atmel,model = "wm8904 @ AT91SAM9N12EK"; + + atmel,audio-routing = + "Headphone Jack", "HPOUTL", + "Headphone Jack", "HPOUTR", + "IN2L", "Line In Jack", + "IN2R", "Line In Jack", + "Mic", "MICBIAS", + "IN1L", "Mic"; + + atmel,ssc-controller = <&ssc0>; + atmel,audio-codec = <&wm8904>; +}; diff --git a/Documentation/devicetree/bindings/sound/bcm2835-i2s.txt b/Documentation/devicetree/bindings/sound/bcm2835-i2s.txt new file mode 100644 index 00000000000..65783de0aed --- /dev/null +++ b/Documentation/devicetree/bindings/sound/bcm2835-i2s.txt @@ -0,0 +1,25 @@ +* Broadcom BCM2835 SoC I2S/PCM module + +Required properties: +- compatible: "brcm,bcm2835-i2s" +- reg: A list of base address and size entries: + * The first entry should cover the PCM registers + * The second entry should cover the PCM clock registers +- dmas: List of DMA controller phandle and DMA request line ordered pairs. +- dma-names: Identifier string for each DMA request line in the dmas property. + These strings correspond 1:1 with the ordered pairs in dmas. + + One of the DMA channels will be responsible for transmission (should be + named "tx") and one for reception (should be named "rx"). + +Example: + +bcm2835_i2s: i2s@7e203000 { + compatible = "brcm,bcm2835-i2s"; + reg = <0x7e203000 0x20>, + <0x7e101098 0x02>; + + dmas = <&dma 2>, + <&dma 3>; + dma-names = "tx", "rx"; +}; diff --git a/Documentation/devicetree/bindings/sound/cs42l52.txt b/Documentation/devicetree/bindings/sound/cs42l52.txt new file mode 100644 index 00000000000..bc03c9312a1 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cs42l52.txt @@ -0,0 +1,46 @@ +CS42L52 audio CODEC + +Required properties: + + - compatible : "cirrus,cs42l52" + + - reg : the I2C address of the device for I2C + +Optional properties: + + - cirrus,reset-gpio : GPIO controller's phandle and the number + of the GPIO used to reset the codec. + + - cirrus,chgfreq-divisor : Values used to set the Charge Pump Frequency. + Allowable values of 0x00 through 0x0F. These are raw values written to the + register, not the actual frequency. The frequency is determined by the following. + Frequency = (64xFs)/(N+2) + N = chgfreq_val + Fs = Sample Rate (variable) + + - cirrus,mica-differential-cfg : boolean, If present, then the MICA input is configured + as a differential input. If not present then the MICA input is configured as + Single-ended input. Single-ended mode allows for MIC1 or MIC2 muxing for input. + + - cirrus,micb-differential-cfg : boolean, If present, then the MICB input is configured + as a differential input. If not present then the MICB input is configured as + Single-ended input. Single-ended mode allows for MIC1 or MIC2 muxing for input. + + - cirrus,micbias-lvl: Set the output voltage level on the MICBIAS Pin + 0 = 0.5 x VA + 1 = 0.6 x VA + 2 = 0.7 x VA + 3 = 0.8 x VA + 4 = 0.83 x VA + 5 = 0.91 x VA + +Example: + +codec: codec@4a { + compatible = "cirrus,cs42l52"; + reg = <0x4a>; + reset-gpio = <&gpio 10 0>; + cirrus,chgfreq-divisor = <0x05>; + cirrus.mica-differential-cfg; + cirrus,micbias-lvl = <5>; +}; diff --git a/Documentation/devicetree/bindings/sound/cs42l56.txt b/Documentation/devicetree/bindings/sound/cs42l56.txt new file mode 100644 index 00000000000..4feb0eb27ea --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cs42l56.txt @@ -0,0 +1,63 @@ +CS42L52 audio CODEC + +Required properties: + + - compatible : "cirrus,cs42l56" + + - reg : the I2C address of the device for I2C + + - VA-supply, VCP-supply, VLDO-supply : power supplies for the device, + as covered in Documentation/devicetree/bindings/regulator/regulator.txt. + +Optional properties: + + - cirrus,gpio-nreset : GPIO controller's phandle and the number + of the GPIO used to reset the codec. + + - cirrus,chgfreq-divisor : Values used to set the Charge Pump Frequency. + Allowable values of 0x00 through 0x0F. These are raw values written to the + register, not the actual frequency. The frequency is determined by the following. + Frequency = MCLK / 4 * (N+2) + N = chgfreq_val + MCLK = Where MCLK is the frequency of the mclk signal after the MCLKDIV2 circuit. + + - cirrus,ain1a-ref-cfg, ain1b-ref-cfg : boolean, If present, AIN1A or AIN1B are configured + as a pseudo-differential input referenced to AIN1REF/AIN3A. + + - cirrus,ain2a-ref-cfg, ain2b-ref-cfg : boolean, If present, AIN2A or AIN2B are configured + as a pseudo-differential input referenced to AIN2REF/AIN3B. + + - cirrus,micbias-lvl: Set the output voltage level on the MICBIAS Pin. + 0 = 0.5 x VA + 1 = 0.6 x VA + 2 = 0.7 x VA + 3 = 0.8 x VA + 4 = 0.83 x VA + 5 = 0.91 x VA + + - cirrus,adaptive-pwr-cfg : Configures how the power to the Headphone and Lineout + Amplifiers adapt to the output signal levels. + 0 = Adapt to Volume Mode. Voltage level determined by the sum of the relevant volume settings. + 1 = Fixed - Headphone and Line Amp supply = + or - VCP/2. + 2 = Fixed - Headphone and Line Amp supply = + or - VCP. + 3 = Adapted to Signal; Voltage level is dynamically determined by the output signal. + + - cirrus,hpf-left-freq, hpf-right-freq : Sets the corner frequency (-3dB point) for the internal High-Pass + Filter. + 0 = 1.8Hz + 1 = 119Hz + 2 = 236Hz + 3 = 464Hz + + +Example: + +codec: codec@4b { + compatible = "cirrus,cs42l56"; + reg = <0x4b>; + gpio-reset = <&gpio 10 0>; + cirrus,chgfreq-divisor = <0x05>; + cirrus.ain1_ref_cfg; + cirrus,micbias-lvl = <5>; + VA-supply = <®_audio>; +}; diff --git a/Documentation/devicetree/bindings/sound/cs42l73.txt b/Documentation/devicetree/bindings/sound/cs42l73.txt new file mode 100644 index 00000000000..80ae910dbf6 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cs42l73.txt @@ -0,0 +1,22 @@ +CS42L73 audio CODEC + +Required properties: + + - compatible : "cirrus,cs42l73" + + - reg : the I2C address of the device for I2C + +Optional properties: + + - reset_gpio : a GPIO spec for the reset pin. + - chgfreq : Charge Pump Frequency values 0x00-0x0F + + +Example: + +codec: cs42l73@4a { + compatible = "cirrus,cs42l73"; + reg = <0x4a>; + reset_gpio = <&gpio 10 0>; + chgfreq = <0x05>; +};
\ No newline at end of file diff --git a/Documentation/devicetree/bindings/sound/cs42xx8.txt b/Documentation/devicetree/bindings/sound/cs42xx8.txt new file mode 100644 index 00000000000..f631fbca628 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cs42xx8.txt @@ -0,0 +1,28 @@ +CS42448/CS42888 audio CODEC + +Required properties: + + - compatible : must contain one of "cirrus,cs42448" and "cirrus,cs42888" + + - reg : the I2C address of the device for I2C + + - clocks : a list of phandles + clock-specifiers, one for each entry in + clock-names + + - clock-names : must contain "mclk" + + - VA-supply, VD-supply, VLS-supply, VLC-supply: power supplies for the device, + as covered in Documentation/devicetree/bindings/regulator/regulator.txt + +Example: + +codec: cs42888@48 { + compatible = "cirrus,cs42888"; + reg = <0x48>; + clocks = <&codec_mclk 0>; + clock-names = "mclk"; + VA-supply = <®_audio>; + VD-supply = <®_audio>; + VLS-supply = <®_audio>; + VLC-supply = <®_audio>; +}; diff --git a/Documentation/devicetree/bindings/sound/da9055.txt b/Documentation/devicetree/bindings/sound/da9055.txt new file mode 100644 index 00000000000..ed1b7cc6f24 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/da9055.txt @@ -0,0 +1,22 @@ +* Dialog DA9055 Audio CODEC + +DA9055 provides Audio CODEC support (I2C only). + +The Audio CODEC device in DA9055 has it's own I2C address which is configurable, +so the device is instantiated separately from the PMIC (MFD) device. + +For details on accompanying PMIC I2C device, see the following: +Documentation/devicetree/bindings/mfd/da9055.txt + +Required properties: + + - compatible: "dlg,da9055-codec" + - reg: Specifies the I2C slave address + + +Example: + + codec: da9055-codec@1a { + compatible = "dlg,da9055-codec"; + reg = <0x1a>; + }; diff --git a/Documentation/devicetree/bindings/sound/davinci-evm-audio.txt b/Documentation/devicetree/bindings/sound/davinci-evm-audio.txt new file mode 100644 index 00000000000..963e100514c --- /dev/null +++ b/Documentation/devicetree/bindings/sound/davinci-evm-audio.txt @@ -0,0 +1,49 @@ +* Texas Instruments SoC audio setups with TLV320AIC3X Codec + +Required properties: +- compatible : "ti,da830-evm-audio" : forDM365/DA8xx/OMAPL1x/AM33xx +- ti,model : The user-visible name of this sound complex. +- ti,audio-codec : The phandle of the TLV320AIC3x audio codec +- ti,mcasp-controller : The phandle of the McASP controller +- ti,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 codec's pins, and the jacks on the board: + +Optional properties: +- ti,codec-clock-rate : The Codec Clock rate (in Hz) applied to the Codec. +- clocks : Reference to the master clock +- clock-names : The clock should be named "mclk" +- Either codec-clock-rate or the codec-clock reference has to be defined. If + the both are defined the driver attempts to set referenced clock to the + defined rate and takes the rate from the clock reference. + + Board connectors: + + * Headphone Jack + * Line Out + * Mic Jack + * Line In + + +Example: + +sound { + compatible = "ti,da830-evm-audio"; + ti,model = "DA830 EVM"; + ti,audio-codec = <&tlv320aic3x>; + ti,mcasp-controller = <&mcasp1>; + ti,codec-clock-rate = <12000000>; + ti,audio-routing = + "Headphone Jack", "HPLOUT", + "Headphone Jack", "HPROUT", + "Line Out", "LLOUT", + "Line Out", "RLOUT", + "MIC3L", "Mic Bias 2V", + "MIC3R", "Mic Bias 2V", + "Mic Bias 2V", "Mic Jack", + "LINE1L", "Line In", + "LINE2L", "Line In", + "LINE1R", "Line In", + "LINE2R", "Line In"; +}; diff --git a/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt b/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt index 374e145c2ef..60ca0799645 100644 --- a/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt +++ b/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt @@ -4,17 +4,26 @@ Required properties: - compatible : "ti,dm646x-mcasp-audio" : for DM646x platforms "ti,da830-mcasp-audio" : for both DA830 & DA850 platforms - "ti,omap2-mcasp-audio" : for OMAP2 platforms (TI81xx, AM33xx) - -- reg : Should contain McASP registers offset and length -- interrupts : Interrupt number for McASP -- op-mode : I2S/DIT ops mode. -- tdm-slots : Slots for TDM operation. -- num-serializer : Serializers used by McASP. -- serial-dir : A list of serializer pin mode. The list number should be equal - to "num-serializer" parameter. Each entry is a number indication - serializer pin direction. (0 - INACTIVE, 1 - TX, 2 - RX) + "ti,am33xx-mcasp-audio" : for AM33xx platforms (AM33xx, AM43xx, TI81xx) + "ti,dra7-mcasp-audio" : for DRA7xx platforms +- reg : Should contain reg specifiers for the entries in the reg-names property. +- reg-names : Should contain: + * "mpu" for the main registers (required). For compatibility with + existing software, it is recommended this is the first entry. + * "dat" for separate data port register access (optional). +- op-mode : I2S/DIT ops mode. 0 for I2S mode. 1 for DIT mode used for S/PDIF, + IEC60958-1, and AES-3 formats. +- tdm-slots : Slots for TDM operation. Indicates number of channels transmitted + or received over one serializer. +- serial-dir : A list of serializer configuration. Each entry is a number + indication for serializer pin direction. + (0 - INACTIVE, 1 - TX, 2 - RX) +- dmas: two element list of DMA controller phandles and DMA request line + ordered pairs. +- dma-names: identifier string for each DMA request line in the dmas property. + These strings correspond 1:1 with the ordered pairs in dmas. The dma + identifiers must be "rx" and "tx". Optional properties: @@ -23,18 +32,24 @@ Optional properties: - rx-num-evt : FIFO levels. - sram-size-playback : size of sram to be allocated during playback - sram-size-capture : size of sram to be allocated during capture +- interrupts : Interrupt numbers for McASP, currently not used by the driver +- interrupt-names : Known interrupt names are "tx" and "rx" +- pinctrl-0: Should specify pin control group used for this controller. +- pinctrl-names: Should contain only one value - "default", for more details + please refer to pinctrl-bindings.txt +- fck_parent : Should contain a valid clock name which will be used as parent + for the McASP fck Example: mcasp0: mcasp0@1d00000 { compatible = "ti,da830-mcasp-audio"; - #address-cells = <1>; - #size-cells = <0>; reg = <0x100000 0x3000>; - interrupts = <82 83>; + reg-names "mpu"; + interrupts = <82>, <83>; + interrupt-names = "tx", "rx"; op-mode = <0>; /* MCASP_IIS_MODE */ tdm-slots = <2>; - num-serializer = <16>; serial-dir = < 0 0 0 0 /* 0: INACTIVE, 1: TX, 2: RX */ 0 0 0 0 diff --git a/Documentation/devicetree/bindings/sound/eukrea-tlv320.txt b/Documentation/devicetree/bindings/sound/eukrea-tlv320.txt new file mode 100644 index 00000000000..0d7985c864a --- /dev/null +++ b/Documentation/devicetree/bindings/sound/eukrea-tlv320.txt @@ -0,0 +1,21 @@ +Audio complex for Eukrea boards with tlv320aic23 codec. + +Required properties: +- compatible : "eukrea,asoc-tlv320" +- eukrea,model : The user-visible name of this sound complex. +- ssi-controller : The phandle of the SSI controller. +- fsl,mux-int-port : The internal port of the i.MX audio muxer (AUDMUX). +- fsl,mux-ext-port : The external port of the i.MX audio muxer. + +Note: The AUDMUX port numbering should start at 1, which is consistent with +hardware manual. + +Example: + + sound { + compatible = "eukrea,asoc-tlv320"; + eukrea,model = "imx51-eukrea-tlv320aic23"; + ssi-controller = <&ssi2>; + fsl,mux-int-port = <2>; + fsl,mux-ext-port = <3>; + }; diff --git a/Documentation/devicetree/bindings/sound/fsl,esai.txt b/Documentation/devicetree/bindings/sound/fsl,esai.txt new file mode 100644 index 00000000000..aeb8c4a0b88 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/fsl,esai.txt @@ -0,0 +1,55 @@ +Freescale Enhanced Serial Audio Interface (ESAI) Controller + +The Enhanced Serial Audio Interface (ESAI) provides a full-duplex serial port +for serial communication with a variety of serial devices, including industry +standard codecs, Sony/Phillips Digital Interface (S/PDIF) transceivers, and +other DSPs. It has up to six transmitters and four receivers. + +Required properties: + + - compatible : Compatible list, must contain "fsl,imx35-esai". + + - reg : Offset and length of the register set for the device. + + - interrupts : Contains the spdif interrupt. + + - dmas : Generic dma devicetree binding as described in + Documentation/devicetree/bindings/dma/dma.txt. + + - dma-names : Two dmas have to be defined, "tx" and "rx". + + - clocks: Contains an entry for each entry in clock-names. + + - clock-names : Includes the following entries: + "core" The core clock used to access registers + "extal" The esai baud clock for esai controller used to derive + HCK, SCK and FS. + "fsys" The system clock derived from ahb clock used to derive + HCK, SCK and FS. + + - fsl,fifo-depth: The number of elements in the transmit and receive FIFOs. + This number is the maximum allowed value for TFCR[TFWM] or RFCR[RFWM]. + + - fsl,esai-synchronous: This is a boolean property. If present, indicating + that ESAI would work in the synchronous mode, which means all the settings + for Receiving would be duplicated from Transmition related registers. + + - big-endian : If this property is absent, the native endian mode will + be in use as default, or the big endian mode will be in use for all the + device registers. + +Example: + +esai: esai@02024000 { + compatible = "fsl,imx35-esai"; + reg = <0x02024000 0x4000>; + interrupts = <0 51 0x04>; + clocks = <&clks 208>, <&clks 118>, <&clks 208>; + clock-names = "core", "extal", "fsys"; + dmas = <&sdma 23 21 0>, <&sdma 24 21 0>; + dma-names = "rx", "tx"; + fsl,fifo-depth = <128>; + fsl,esai-synchronous; + big-endian; + status = "disabled"; +}; diff --git a/Documentation/devicetree/bindings/sound/fsl,spdif.txt b/Documentation/devicetree/bindings/sound/fsl,spdif.txt new file mode 100644 index 00000000000..3e9e82c8eab --- /dev/null +++ b/Documentation/devicetree/bindings/sound/fsl,spdif.txt @@ -0,0 +1,59 @@ +Freescale Sony/Philips Digital Interface Format (S/PDIF) Controller + +The Freescale S/PDIF audio block is a stereo transceiver that allows the +processor to receive and transmit digital audio via an coaxial cable or +a fibre cable. + +Required properties: + + - compatible : Compatible list, must contain "fsl,imx35-spdif". + + - reg : Offset and length of the register set for the device. + + - interrupts : Contains the spdif interrupt. + + - dmas : Generic dma devicetree binding as described in + Documentation/devicetree/bindings/dma/dma.txt. + + - dma-names : Two dmas have to be defined, "tx" and "rx". + + - clocks : Contains an entry for each entry in clock-names. + + - clock-names : Includes the following entries: + "core" The core clock of spdif controller + "rxtx<0-7>" Clock source list for tx and rx clock. + This clock list should be identical to + the source list connecting to the spdif + clock mux in "SPDIF Transceiver Clock + Diagram" of SoC reference manual. It + can also be referred to TxClk_Source + bit of register SPDIF_STC. + + - big-endian : If this property is absent, the native endian mode will + be in use as default, or the big endian mode will be in use for all the + device registers. + +Example: + +spdif: spdif@02004000 { + compatible = "fsl,imx35-spdif"; + reg = <0x02004000 0x4000>; + interrupts = <0 52 0x04>; + dmas = <&sdma 14 18 0>, + <&sdma 15 18 0>; + dma-names = "rx", "tx"; + + clocks = <&clks 197>, <&clks 3>, + <&clks 197>, <&clks 107>, + <&clks 0>, <&clks 118>, + <&clks 62>, <&clks 139>, + <&clks 0>; + clock-names = "core", "rxtx0", + "rxtx1", "rxtx2", + "rxtx3", "rxtx4", + "rxtx5", "rxtx6", + "rxtx7"; + + big-endian; + status = "okay"; +}; diff --git a/Documentation/devicetree/bindings/sound/fsl,ssi.txt b/Documentation/devicetree/bindings/sound/fsl,ssi.txt new file mode 100644 index 00000000000..3aa4a8f528f --- /dev/null +++ b/Documentation/devicetree/bindings/sound/fsl,ssi.txt @@ -0,0 +1,93 @@ +Freescale Synchronous Serial Interface + +The SSI is a serial device that communicates with audio codecs. It can +be programmed in AC97, I2S, left-justified, or right-justified modes. + +Required properties: +- compatible: Compatible list, should contain one of the following + compatibles: + fsl,mpc8610-ssi + fsl,imx51-ssi + fsl,imx35-ssi + fsl,imx21-ssi +- cell-index: The SSI, <0> = SSI1, <1> = SSI2, and so on. +- reg: Offset and length of the register set for the device. +- interrupts: <a b> where a is the interrupt number and b is a + field that represents an encoding of the sense and + level information for the interrupt. This should be + encoded based on the information in section 2) + depending on the type of interrupt controller you + have. +- interrupt-parent: The phandle for the interrupt controller that + services interrupts for this device. +- fsl,playback-dma: Phandle to a node for the DMA channel to use for + playback of audio. This is typically dictated by SOC + design. See the notes below. +- fsl,capture-dma: Phandle to a node for the DMA channel to use for + capture (recording) of audio. This is typically dictated + by SOC design. See the notes below. +- fsl,fifo-depth: The number of elements in the transmit and receive FIFOs. + This number is the maximum allowed value for SFCSR[TFWM0]. +- fsl,ssi-asynchronous: + If specified, the SSI is to be programmed in asynchronous + mode. In this mode, pins SRCK, STCK, SRFS, and STFS must + all be connected to valid signals. In synchronous mode, + SRCK and SRFS are ignored. Asynchronous mode allows + playback and capture to use different sample sizes and + sample rates. Some drivers may require that SRCK and STCK + be connected together, and SRFS and STFS be connected + together. This would still allow different sample sizes, + but not different sample rates. + - clocks: "ipg" - Required clock for the SSI unit + "baud" - Required clock for SSI master mode. Otherwise this + clock is not used + +Required are also ac97 link bindings if ac97 is used. See +Documentation/devicetree/bindings/sound/soc-ac97link.txt for the necessary +bindings. + +Optional properties: +- codec-handle: Phandle to a 'codec' node that defines an audio + codec connected to this SSI. This node is typically + a child of an I2C or other control node. +- fsl,fiq-stream-filter: Bool property. Disabled DMA and use FIQ instead to + filter the codec stream. This is necessary for some boards + where an incompatible codec is connected to this SSI, e.g. + on pca100 and pcm043. +- dmas: Generic dma devicetree binding as described in + Documentation/devicetree/bindings/dma/dma.txt. +- dma-names: Two dmas have to be defined, "tx" and "rx", if fsl,imx-fiq + is not defined. +- fsl,mode: The operating mode for the SSI interface. + "i2s-slave" - I2S mode, SSI is clock slave + "i2s-master" - I2S mode, SSI is clock master + "lj-slave" - left-justified mode, SSI is clock slave + "lj-master" - l.j. mode, SSI is clock master + "rj-slave" - right-justified mode, SSI is clock slave + "rj-master" - r.j., SSI is clock master + "ac97-slave" - AC97 mode, SSI is clock slave + "ac97-master" - AC97 mode, SSI is clock master + +Child 'codec' node required properties: +- compatible: Compatible list, contains the name of the codec + +Child 'codec' node optional properties: +- clock-frequency: The frequency of the input clock, which typically comes + from an on-board dedicated oscillator. + +Notes on fsl,playback-dma and fsl,capture-dma: + +On SOCs that have an SSI, specific DMA channels are hard-wired for playback +and capture. On the MPC8610, for example, SSI1 must use DMA channel 0 for +playback and DMA channel 1 for capture. SSI2 must use DMA channel 2 for +playback and DMA channel 3 for capture. The developer can choose which +DMA controller to use, but the channels themselves are hard-wired. The +purpose of these two properties is to represent this hardware design. + +The device tree nodes for the DMA channels that are referenced by +"fsl,playback-dma" and "fsl,capture-dma" must be marked as compatible with +"fsl,ssi-dma-channel". The SOC-specific compatible string (e.g. +"fsl,mpc8610-dma-channel") can remain. If these nodes are left as +"fsl,elo-dma-channel" or "fsl,eloplus-dma-channel", then the generic Elo DMA +drivers (fsldma) will attempt to use them, and it will conflict with the +sound drivers. diff --git a/Documentation/devicetree/bindings/sound/fsl-sai.txt b/Documentation/devicetree/bindings/sound/fsl-sai.txt new file mode 100644 index 00000000000..0f4e2382819 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/fsl-sai.txt @@ -0,0 +1,43 @@ +Freescale Synchronous Audio Interface (SAI). + +The SAI is based on I2S module that used communicating with audio codecs, +which provides a synchronous audio interface that supports fullduplex +serial interfaces with frame synchronization such as I2S, AC97, TDM, and +codec/DSP interfaces. + + +Required properties: +- compatible: Compatible list, contains "fsl,vf610-sai" or "fsl,imx6sx-sai". +- reg: Offset and length of the register set for the device. +- clocks: Must contain an entry for each entry in clock-names. +- clock-names : Must include the "bus" for register access and "mclk1" "mclk2" + "mclk3" for bit clock and frame clock providing. +- dmas : Generic dma devicetree binding as described in + Documentation/devicetree/bindings/dma/dma.txt. +- dma-names : Two dmas have to be defined, "tx" and "rx". +- pinctrl-names: Must contain a "default" entry. +- pinctrl-NNN: One property must exist for each entry in pinctrl-names. + See ../pinctrl/pinctrl-bindings.txt for details of the property values. +- big-endian-regs: If this property is absent, the little endian mode will + be in use as default, or the big endian mode will be in use for all the + device registers. +- big-endian-data: If this property is absent, the little endian mode will + be in use as default, or the big endian mode will be in use for all the + fifo data. + +Example: +sai2: sai@40031000 { + compatible = "fsl,vf610-sai"; + reg = <0x40031000 0x1000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai2_1>; + clocks = <&clks VF610_CLK_PLATFORM_BUS>, + <&clks VF610_CLK_SAI2>, + <&clks 0>, <&clks 0>; + clock-names = "bus", "mclk1", "mclk2", "mclk3"; + dma-names = "tx", "rx"; + dmas = <&edma0 0 VF610_EDMA_MUXID0_SAI2_TX>, + <&edma0 0 VF610_EDMA_MUXID0_SAI2_RX>; + big-endian-regs; + big-endian-data; +}; diff --git a/Documentation/devicetree/bindings/sound/hdmi.txt b/Documentation/devicetree/bindings/sound/hdmi.txt new file mode 100644 index 00000000000..31af7bca309 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/hdmi.txt @@ -0,0 +1,17 @@ +Device-Tree bindings for dummy HDMI codec + +Required properties: + - compatible: should be "linux,hdmi-audio". + +CODEC output pins: + * TX + +CODEC input pins: + * RX + +Example node: + + hdmi_audio: hdmi_audio@0 { + compatible = "linux,hdmi-audio"; + status = "okay"; + }; diff --git a/Documentation/devicetree/bindings/sound/imx-audio-spdif.txt b/Documentation/devicetree/bindings/sound/imx-audio-spdif.txt new file mode 100644 index 00000000000..7d13479f9c3 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/imx-audio-spdif.txt @@ -0,0 +1,34 @@ +Freescale i.MX audio complex with S/PDIF transceiver + +Required properties: + + - compatible : "fsl,imx-audio-spdif" + + - model : The user-visible name of this sound complex + + - spdif-controller : The phandle of the i.MX S/PDIF controller + + +Optional properties: + + - spdif-out : This is a boolean property. If present, the transmitting + function of S/PDIF will be enabled, indicating there's a physical + S/PDIF out connector/jack on the board or it's connecting to some + other IP block, such as an HDMI encoder/display-controller. + + - spdif-in : This is a boolean property. If present, the receiving + function of S/PDIF will be enabled, indicating there's a physical + S/PDIF in connector/jack on the board. + +* Note: At least one of these two properties should be set in the DT binding. + + +Example: + +sound-spdif { + compatible = "fsl,imx-audio-spdif"; + model = "imx-spdif"; + spdif-controller = <&spdif>; + spdif-out; + spdif-in; +}; diff --git a/Documentation/devicetree/bindings/sound/imx-audmux.txt b/Documentation/devicetree/bindings/sound/imx-audmux.txt index 215aa981721..f88a00e54c6 100644 --- a/Documentation/devicetree/bindings/sound/imx-audmux.txt +++ b/Documentation/devicetree/bindings/sound/imx-audmux.txt @@ -5,6 +5,15 @@ Required properties: or "fsl,imx31-audmux" for the version firstly used on i.MX31. - reg : Should contain AUDMUX registers location and length +An initial configuration can be setup using child nodes. + +Required properties of optional child nodes: +- fsl,audmux-port : Integer of the audmux port that is configured by this + child node. +- fsl,port-config : List of configuration options for the specific port. For + imx31-audmux and above, it is a list of tuples <ptcr pdcr>. For + imx21-audmux it is a list of pcr values. + Example: audmux@021d8000 { diff --git a/Documentation/devicetree/bindings/sound/max98090.txt b/Documentation/devicetree/bindings/sound/max98090.txt new file mode 100644 index 00000000000..a5e63fa47dc --- /dev/null +++ b/Documentation/devicetree/bindings/sound/max98090.txt @@ -0,0 +1,49 @@ +MAX98090 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "maxim,max98090". + +- reg : The I2C address of the device. + +- interrupts : The CODEC's interrupt output. + +Optional properties: + +- clocks: The phandle of the master clock to the CODEC + +- clock-names: Should be "mclk" + +Pins on the device (for linking into audio routes): + + * MIC1 + * MIC2 + * DMICL + * DMICR + * IN1 + * IN2 + * IN3 + * IN4 + * IN5 + * IN6 + * IN12 + * IN34 + * IN56 + * HPL + * HPR + * SPKL + * SPKR + * RCVL + * RCVR + * MICBIAS + +Example: + +audio-codec@10 { + compatible = "maxim,max98090"; + reg = <0x10>; + interrupt-parent = <&gpio>; + interrupts = <TEGRA_GPIO(H, 4) GPIO_ACTIVE_HIGH>; +}; diff --git a/Documentation/devicetree/bindings/sound/max98095.txt b/Documentation/devicetree/bindings/sound/max98095.txt new file mode 100644 index 00000000000..318a4c82f17 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/max98095.txt @@ -0,0 +1,22 @@ +MAX98095 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "maxim,max98095". + +- reg : The I2C address of the device. + +Optional properties: + +- clocks: The phandle of the master clock to the CODEC + +- clock-names: Should be "mclk" + +Example: + +max98095: codec@11 { + compatible = "maxim,max98095"; + reg = <0x11>; +}; diff --git a/Documentation/devicetree/bindings/sound/mrvl,pxa-ssp.txt b/Documentation/devicetree/bindings/sound/mrvl,pxa-ssp.txt new file mode 100644 index 00000000000..74c9ba6c282 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/mrvl,pxa-ssp.txt @@ -0,0 +1,28 @@ +Marvell PXA SSP CPU DAI bindings + +Required properties: + + compatible Must be "mrvl,pxa-ssp-dai" + port A phandle reference to a PXA ssp upstream device + +Example: + + /* upstream device */ + + ssp0: ssp@41000000 { + compatible = "mrvl,pxa3xx-ssp"; + reg = <0x41000000 0x40>; + interrupts = <24>; + clock-names = "pxa27x-ssp.0"; + dmas = <&dma 13 + &dma 14>; + dma-names = "rx", "tx"; + }; + + /* DAI as user */ + + ssp_dai0: ssp_dai@0 { + compatible = "mrvl,pxa-ssp-dai"; + port = <&ssp0>; + }; + diff --git a/Documentation/devicetree/bindings/sound/mrvl,pxa2xx-pcm.txt b/Documentation/devicetree/bindings/sound/mrvl,pxa2xx-pcm.txt new file mode 100644 index 00000000000..551fbb8348c --- /dev/null +++ b/Documentation/devicetree/bindings/sound/mrvl,pxa2xx-pcm.txt @@ -0,0 +1,15 @@ +DT bindings for ARM PXA2xx PCM platform driver + +This is just a dummy driver that registers the PXA ASoC platform driver. +It does not have any resources assigned. + +Required properties: + + - compatible 'mrvl,pxa-pcm-audio' + +Example: + + pxa_pcm_audio: snd_soc_pxa_audio { + compatible = "mrvl,pxa-pcm-audio"; + }; + diff --git a/Documentation/devicetree/bindings/sound/mvebu-audio.txt b/Documentation/devicetree/bindings/sound/mvebu-audio.txt new file mode 100644 index 00000000000..cb8c07c81ce --- /dev/null +++ b/Documentation/devicetree/bindings/sound/mvebu-audio.txt @@ -0,0 +1,34 @@ +* mvebu (Kirkwood, Dove, Armada 370) audio controller + +Required properties: + +- compatible: + "marvell,kirkwood-audio" for Kirkwood platforms + "marvell,dove-audio" for Dove platforms + "marvell,armada370-audio" for Armada 370 platforms + +- reg: physical base address of the controller and length of memory mapped + region. + +- interrupts: + with "marvell,kirkwood-audio", the audio interrupt + with "marvell,dove-audio", a list of two interrupts, the first for + the data flow, and the second for errors. + +- clocks: one or two phandles. + The first one is mandatory and defines the internal clock. + The second one is optional and defines an external clock. + +- clock-names: names associated to the clocks: + "internal" for the internal clock + "extclk" for the external clock + +Example: + +i2s1: audio-controller@b4000 { + compatible = "marvell,dove-audio"; + reg = <0xb4000 0x2210>; + interrupts = <21>, <22>; + clocks = <&gate_clk 13>; + clock-names = "internal"; +}; diff --git a/Documentation/devicetree/bindings/sound/nokia,rx51.txt b/Documentation/devicetree/bindings/sound/nokia,rx51.txt new file mode 100644 index 00000000000..72f93d99627 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nokia,rx51.txt @@ -0,0 +1,27 @@ +* Nokia N900 audio setup + +Required properties: +- compatible: Should contain "nokia,n900-audio" +- nokia,cpu-dai: phandle for the McBSP node +- nokia,audio-codec: phandles for the main TLV320AIC3X node and the + auxiliary TLV320AIC3X node (in this order) +- nokia,headphone-amplifier: phandle for the TPA6130A2 node +- tvout-selection-gpios: GPIO for tvout selection +- jack-detection-gpios: GPIO for jack detection +- eci-switch-gpios: GPIO for ECI (Enhancement Control Interface) switch +- speaker-amplifier-gpios: GPIO for speaker amplifier + +Example: + +sound { + compatible = "nokia,n900-audio"; + + nokia,cpu-dai = <&mcbsp2>; + nokia,audio-codec = <&tlv320aic3x>, <&tlv320aic3x_aux>; + nokia,headphone-amplifier = <&tpa6130a2>; + + tvout-selection-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>; /* 40 */ + jack-detection-gpios = <&gpio6 17 GPIO_ACTIVE_HIGH>; /* 177 */ + eci-switch-gpios = <&gpio6 22 GPIO_ACTIVE_HIGH>; /* 182 */ + speaker-amplifier-gpios = <&twl_gpio 7 GPIO_ACTIVE_HIGH>; +}; diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-alc5632.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-alc5632.txt index 05ffecb5710..57f40f93453 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-alc5632.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-alc5632.txt @@ -3,36 +3,17 @@ NVIDIA Tegra audio complex Required properties: - compatible : "nvidia,tegra-audio-alc5632" - 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" (The Tegra clock of that name), - "pll_a_out0" (The Tegra clock of that name), - "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) + - 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 ALC5632's pins: - - ALC5632 pins: - - * SPK_OUTP - * SPK_OUTN - * HP_OUT_L - * HP_OUT_R - * AUX_OUT_P - * AUX_OUT_N - * LINE_IN_L - * LINE_IN_R - * PHONE_P - * PHONE_N - * MIC1_P - * MIC1_N - * MIC2_P - * MIC2_N - * MICBIAS1 - * DMICDAT - - Board connectors: + sinks are the ALC5632's pins as documented in the binding for the device + and: * Headset Stereophone * Int Spk diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-max98090.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-max98090.txt new file mode 100644 index 00000000000..9c7c55c7137 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-max98090.txt @@ -0,0 +1,51 @@ +NVIDIA Tegra audio complex, with MAX98090 CODEC + +Required properties: +- compatible : "nvidia,tegra-audio-max98090" +- 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 MAX98090's pins (as documented in its binding), and the jacks + on the board: + + * Headphones + * Speakers + * 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 MAX98090 audio codec. + +Optional properties: +- nvidia,hp-det-gpios : The GPIO that detect headphones are plugged in + +Example: + +sound { + compatible = "nvidia,tegra-audio-max98090-venice2", + "nvidia,tegra-audio-max98090"; + nvidia,model = "NVIDIA Tegra Venice2"; + + nvidia,audio-routing = + "Headphones", "HPR", + "Headphones", "HPL", + "Speakers", "SPKR", + "Speakers", "SPKL", + "Mic Jack", "MICBIAS", + "IN34", "Mic Jack"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&acodec>; + + clocks = <&tegra_car TEGRA124_CLK_PLL_A>, + <&tegra_car TEGRA124_CLK_PLL_A_OUT0>, + <&tegra_car TEGRA124_CLK_EXTERN1>; + clock-names = "pll_a", "pll_a_out0", "mclk"; +}; diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5640.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5640.txt index d130818700b..7788808dcd0 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5640.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-rt5640.txt @@ -3,40 +3,21 @@ NVIDIA Tegra audio complex, with RT5640 CODEC Required properties: - compatible : "nvidia,tegra-audio-rt5640" - 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" (The Tegra clock of that name), - "pll_a_out0" (The Tegra clock of that name), - "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) + - 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 RT5640's pins, and the jacks on the board: - - RT5640 pins: - - * DMIC1 - * DMIC2 - * MICBIAS1 - * IN1P - * IN1R - * IN2P - * IN2R - * HPOL - * HPOR - * LOUTL - * LOUTR - * MONOP - * MONON - * SPOLP - * SPOLN - * SPORP - * SPORN - - Board connectors: + sinks are the RT5640's pins (as documented in its binding), and the jacks + on the board: * Headphones * Speakers + * Mic Jack - nvidia,i2s-controller : The phandle of the Tegra I2S controller that's connected to the CODEC. diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8753.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8753.txt index d14510613a7..96f6a57dd6b 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8753.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8753.txt @@ -3,39 +3,17 @@ NVIDIA Tegra audio complex Required properties: - compatible : "nvidia,tegra-audio-wm8753" - 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" (The Tegra clock of that name), - "pll_a_out0" (The Tegra clock of that name), - "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) + - 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 WM8753's pins, and the jacks on the board: - - WM8753 pins: - - * LOUT1 - * LOUT2 - * ROUT1 - * ROUT2 - * MONO1 - * MONO2 - * OUT3 - * OUT4 - * LINE1 - * LINE2 - * RXP - * RXN - * ACIN - * ACOP - * MIC1N - * MIC1 - * MIC2N - * MIC2 - * Mic Bias - - Board connectors: + sinks are the WM8753's pins as documented in the binding for the WM8753, + and the jacks on the board: * Headphone Jack * Mic Jack diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt index 3bf722deb72..b795d282818 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm8903.txt @@ -3,36 +3,17 @@ NVIDIA Tegra audio complex Required properties: - compatible : "nvidia,tegra-audio-wm8903" - 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" (The Tegra clock of that name), - "pll_a_out0" (The Tegra clock of that name), - "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) + - 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 WM8903's pins, and the jacks on the board: - - WM8903 pins: - - * IN1L - * IN1R - * IN2L - * IN2R - * IN3L - * IN3R - * DMICDAT - * HPOUTL - * HPOUTR - * LINEOUTL - * LINEOUTR - * LOP - * LON - * ROP - * RON - * MICBIAS - - Board connectors: + sinks are the WM8903's pins (documented in the WM8903 binding document), + and the jacks on the board: * Headphone Jack * Int Spk diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt index ad589b16363..436f6cd9d07 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt @@ -3,10 +3,11 @@ NVIDIA Tegra audio complex Required properties: - compatible : "nvidia,tegra-audio-wm9712" - 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" (The Tegra clock of that name), - "pll_a_out0" (The Tegra clock of that name), - "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) + - 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, diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.txt index c1454979c1e..eaf00102d92 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra20-ac97.txt @@ -4,19 +4,33 @@ Required properties: - compatible : "nvidia,tegra20-ac97" - reg : Should contain AC97 controller registers location and length - interrupts : Should contain AC97 interrupt -- nvidia,dma-request-selector : The Tegra DMA controller's phandle and - request selector for the AC97 controller +- resets : Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names : Must include the following entries: + - ac97 +- dmas : Must contain an entry for each entry in clock-names. + See ../dma/dma.txt for details. +- dma-names : Must include the following entries: + - rx + - tx +- clocks : Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. - nvidia,codec-reset-gpio : The Tegra GPIO controller's phandle and the number of the GPIO used to reset the external AC97 codec - nvidia,codec-sync-gpio : The Tegra GPIO controller's phandle and the number of the GPIO corresponding with the AC97 DAP _FS line + Example: ac97@70002000 { compatible = "nvidia,tegra20-ac97"; reg = <0x70002000 0x200>; interrupts = <0 81 0x04>; - nvidia,dma-request-selector = <&apbdma 12>; nvidia,codec-reset-gpio = <&gpio 170 0>; nvidia,codec-sync-gpio = <&gpio 120 0>; + clocks = <&tegra_car 3>; + resets = <&tegra_car 3>; + reset-names = "ac97"; + dmas = <&apbdma 12>, <&apbdma 12>; + dma-names = "rx", "tx"; }; diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.txt index 0df2b5c816e..dc30c6bfbe9 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra20-i2s.txt @@ -4,8 +4,17 @@ Required properties: - compatible : "nvidia,tegra20-i2s" - reg : Should contain I2S registers location and length - interrupts : Should contain I2S interrupt -- nvidia,dma-request-selector : The Tegra DMA controller's phandle and - request selector for this I2S controller +- resets : Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names : Must include the following entries: + - i2s +- dmas : Must contain an entry for each entry in clock-names. + See ../dma/dma.txt for details. +- dma-names : Must include the following entries: + - rx + - tx +- clocks : Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. Example: @@ -13,5 +22,9 @@ i2s@70002800 { compatible = "nvidia,tegra20-i2s"; reg = <0x70002800 0x200>; interrupts = < 45 >; - nvidia,dma-request-selector = < &apbdma 2 >; + clocks = <&tegra_car 11>; + resets = <&tegra_car 11>; + reset-names = "i2s"; + dmas = <&apbdma 21>, <&apbdma 21>; + dma-names = "rx", "tx"; }; diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra30-ahub.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra30-ahub.txt index 0e5c12c6652..946e2ac4609 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra30-ahub.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra30-ahub.txt @@ -7,18 +7,48 @@ Required properties: - Tegra30 requires 2 entries, for the APBIF and AHUB/AUDIO register blocks. - Tegra114 requires an additional entry, for the APBIF2 register block. - interrupts : Should contain AHUB interrupt -- nvidia,dma-request-selector : A list of the DMA channel specifiers. Each - entry contains the Tegra DMA controller's phandle and request selector. - If a single entry is present, the request selectors for the channels are - assumed to be contiguous, and increment from this value. - If multiple values are given, one value must be given per channel. -- clocks : Must contain an entry for each required entry in clock-names. +- 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: - - Tegra30: Requires d_audio, apbif, i2s0, i2s1, i2s2, i2s3, i2s4, dam0, - dam1, dam2, spdif_in. - - Tegra114: Additionally requires amx, adx. + - d_audio + - apbif +- resets : Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names : Must include the following entries: + Tegra30 and later: + - d_audio + - apbif + - i2s0 + - i2s1 + - i2s2 + - i2s3 + - i2s4 + - dam0 + - dam1 + - dam2 + - spdif + Tegra114 and later additionally require: + - amx + - adx + Tegra124 and later additionally require: + - amx1 + - adx1 + - afc0 + - afc1 + - afc2 + - afc3 + - afc4 + - afc5 - ranges : The bus address mapping for the configlink register bus. Can be empty since the mapping is 1:1. +- dmas : Must contain an entry for each entry in clock-names. + See ../dma/dma.txt for details. +- dma-names : Must include the following entries: + - rx0 .. rx<n> + - tx0 .. tx<n> + ... where n is: + Tegra30: 3 + Tegra114, Tegra124: 9 - #address-cells : For the configlink bus. Should be <1>; - #size-cells : For the configlink bus. Should be <1>. @@ -35,13 +65,20 @@ ahub@70080000 { reg = <0x70080000 0x200 0x70080200 0x100>; interrupts = < 0 103 0x04 >; nvidia,dma-request-selector = <&apbdma 1>; - clocks = <&tegra_car 106>, <&tegra_car 107>, <&tegra_car 30>, + clocks = <&tegra_car 106>, <&tegra_car 107>; + clock-names = "d_audio", "apbif"; + resets = <&tegra_car 106>, <&tegra_car 107>, <&tegra_car 30>, <&tegra_car 11>, <&tegra_car 18>, <&tegra_car 101>, <&tegra_car 102>, <&tegra_car 108>, <&tegra_car 109>, - <&tegra_car 110>, <&tegra_car 162>; - clock-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2", + <&tegra_car 110>, <&tegra_car 10>; + reset-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2", "i2s3", "i2s4", "dam0", "dam1", "dam2", - "spdif_in"; + "spdif"; + dmas = <&apbdma 1>, <&apbdma 1>; + <&apbdma 2>, <&apbdma 2>; + <&apbdma 3>, <&apbdma 3>; + <&apbdma 4>, <&apbdma 4>; + dma-names = "rx0", "tx0", "rx1", "tx1", "rx2", "tx2", "rx3", "tx3"; ranges; #address-cells = <1>; #size-cells = <1>; diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.txt new file mode 100644 index 00000000000..b4730c2822b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra30-hda.txt @@ -0,0 +1,28 @@ +NVIDIA Tegra30 HDA controller + +Required properties: +- compatible : "nvidia,tegra30-hda" +- reg : Should contain the HDA registers location and length. +- interrupts : The interrupt from the HDA controller. +- clocks : Must contain an entry for each required entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names : Must include the following entries: hda, hdacodec_2x, hda2hdmi +- resets : Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names : Must include the following entries: hda, hdacodec_2x, hda2hdmi + +Example: + +hda@0,70030000 { + compatible = "nvidia,tegra124-hda", "nvidia,tegra30-hda"; + reg = <0x0 0x70030000 0x0 0x10000>; + interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA124_CLK_HDA>, + <&tegra_car TEGRA124_CLK_HDA2HDMI>, + <&tegra_car TEGRA124_CLK_HDA2CODEC_2X>; + clock-names = "hda", "hda2hdmi", "hda2codec_2x"; + resets = <&tegra_car 125>, /* hda */ + <&tegra_car 128>; /* hda2hdmi */ + <&tegra_car 111>, /* hda2codec_2x */ + reset-names = "hda", "hda2hdmi", "hda2codec_2x"; +}; diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt index dfa6c037124..0c113ffe381 100644 --- a/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra30-i2s.txt @@ -3,13 +3,22 @@ NVIDIA Tegra30 I2S controller Required properties: - compatible : "nvidia,tegra30-i2s" - reg : Should contain I2S registers location and length +- clocks : Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. +- resets : Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names : Must include the following entries: + - i2s - nvidia,ahub-cif-ids : The list of AHUB CIF IDs for this port, rx (playback) first, tx (capture) second. See nvidia,tegra30-ahub.txt for values. Example: -i2s@70002800 { +i2s@70080300 { compatible = "nvidia,tegra30-i2s"; reg = <0x70080300 0x100>; nvidia,ahub-cif-ids = <4 4>; + clocks = <&tegra_car 11>; + resets = <&tegra_car 11>; + reset-names = "i2s"; }; diff --git a/Documentation/devicetree/bindings/sound/pcm1792a.txt b/Documentation/devicetree/bindings/sound/pcm1792a.txt new file mode 100644 index 00000000000..970ba1ed576 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/pcm1792a.txt @@ -0,0 +1,18 @@ +Texas Instruments pcm1792a DT bindings + +This driver supports the SPI bus. + +Required properties: + + - compatible: "ti,pcm1792a" + +For required properties on SPI, please consult +Documentation/devicetree/bindings/spi/spi-bus.txt + +Examples: + + codec_spi: 1792a@0 { + compatible = "ti,pcm1792a"; + spi-max-frequency = <600000>; + }; + diff --git a/Documentation/devicetree/bindings/sound/pcm512x.txt b/Documentation/devicetree/bindings/sound/pcm512x.txt new file mode 100644 index 00000000000..faff75e6457 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/pcm512x.txt @@ -0,0 +1,30 @@ +PCM512x audio CODECs + +These devices support both I2C and SPI (configured with pin strapping +on the board). + +Required properties: + + - compatible : One of "ti,pcm5121" or "ti,pcm5122" + + - reg : the I2C address of the device for I2C, the chip select + number for SPI. + + - AVDD-supply, DVDD-supply, and CPVDD-supply : power supplies for the + device, as covered in bindings/regulator/regulator.txt + +Optional properties: + + - clocks : A clock specifier for the clock connected as SCLK. If this + is absent the device will be configured to clock from BCLK. + +Example: + + pcm5122: pcm5122@4c { + compatible = "ti,pcm5122"; + reg = <0x4c>; + + AVDD-supply = <®_3v3_analog>; + DVDD-supply = <®_1v8>; + CPVDD-supply = <®_3v3>; + }; diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt new file mode 100644 index 00000000000..8346cab046c --- /dev/null +++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt @@ -0,0 +1,106 @@ +Renesas R-Car sound + +Required properties: +- compatible : "renesas,rcar_sound-gen1" if generation1 + "renesas,rcar_sound-gen2" if generation2 +- reg : Should contain the register physical address. + required register is + SRU/ADG/SSI if generation1 + SRU/ADG/SSIU/SSI if generation2 +- rcar_sound,ssi : Should contain SSI feature. + The number of SSI subnode should be same as HW. + see below for detail. +- rcar_sound,src : Should contain SRC feature. + The number of SRC subnode should be same as HW. + see below for detail. +- rcar_sound,dai : DAI contents. + The number of DAI subnode should be same as HW. + see below for detail. + +SSI subnode properties: +- interrupts : Should contain SSI interrupt for PIO transfer +- shared-pin : if shared clock pin +- pio-transfer : use PIO transfer mode + +SRC subnode properties: +no properties at this point + +DAI subnode properties: +- playback : list of playback modules +- capture : list of capture modules + +Example: + +rcar_sound: rcar_sound@0xffd90000 { + #sound-dai-cells = <1>; + compatible = "renesas,rcar_sound-gen2"; + reg = <0 0xec500000 0 0x1000>, /* SCU */ + <0 0xec5a0000 0 0x100>, /* ADG */ + <0 0xec540000 0 0x1000>, /* SSIU */ + <0 0xec541000 0 0x1280>; /* SSI */ + + rcar_sound,src { + src0: src@0 { }; + src1: src@1 { }; + src2: src@2 { }; + src3: src@3 { }; + src4: src@4 { }; + src5: src@5 { }; + src6: src@6 { }; + src7: src@7 { }; + src8: src@8 { }; + src9: src@9 { }; + }; + + rcar_sound,ssi { + ssi0: ssi@0 { + interrupts = <0 370 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi1: ssi@1 { + interrupts = <0 371 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi2: ssi@2 { + interrupts = <0 372 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi3: ssi@3 { + interrupts = <0 373 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi4: ssi@4 { + interrupts = <0 374 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi5: ssi@5 { + interrupts = <0 375 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi6: ssi@6 { + interrupts = <0 376 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi7: ssi@7 { + interrupts = <0 377 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi8: ssi@8 { + interrupts = <0 378 IRQ_TYPE_LEVEL_HIGH>; + }; + ssi9: ssi@9 { + interrupts = <0 379 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + rcar_sound,dai { + dai0 { + playback = <&ssi5 &src5>; + capture = <&ssi6>; + }; + dai1 { + playback = <&ssi3>; + }; + dai2 { + capture = <&ssi4>; + }; + dai3 { + playback = <&ssi7>; + }; + dai4 { + capture = <&ssi8>; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/sound/rt5640.txt b/Documentation/devicetree/bindings/sound/rt5640.txt index 005bcb24d72..bac4d9ac1ed 100644 --- a/Documentation/devicetree/bindings/sound/rt5640.txt +++ b/Documentation/devicetree/bindings/sound/rt5640.txt @@ -1,10 +1,10 @@ -RT5640 audio CODEC +RT5640/RT5639 audio CODEC This device supports I2C only. Required properties: -- compatible : "realtek,rt5640". +- compatible : One of "realtek,rt5640" or "realtek,rt5639". - reg : The I2C address of the device. @@ -18,6 +18,29 @@ Optional properties: - realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin. +Pins on the device (for linking into audio routes) for RT5639/RT5640: + + * DMIC1 + * DMIC2 + * MICBIAS1 + * IN1P + * IN1R + * IN2P + * IN2R + * HPOL + * HPOR + * LOUTL + * LOUTR + * SPOLP + * SPOLN + * SPORP + * SPORN + +Additional pins on the device for RT5640: + + * MONOP + * MONON + Example: rt5640 { diff --git a/Documentation/devicetree/bindings/sound/samsung-i2s.txt b/Documentation/devicetree/bindings/sound/samsung-i2s.txt index 025e66b85a4..7386d444ada 100644 --- a/Documentation/devicetree/bindings/sound/samsung-i2s.txt +++ b/Documentation/devicetree/bindings/sound/samsung-i2s.txt @@ -2,7 +2,15 @@ Required SoC Specific Properties: -- compatible : "samsung,i2s-v5" +- compatible : should be one of the following. + - samsung,s3c6410-i2s: for 8/16/24bit stereo I2S. + - samsung,s5pv210-i2s: for 8/16/24bit multichannel(5.1) I2S with + secondary fifo, s/w reset control and internal mux for root clk src. + - samsung,exynos5420-i2s: for 8/16/24bit multichannel(7.1) I2S with + secondary fifo, s/w reset control, internal mux for root clk src and + TDM support. TDM (Time division multiplexing) is to allow transfer of + multiple channel audio data on single data line. + - reg: physical base address of the controller and length of memory mapped region. - dmas: list of DMA controller phandle and DMA request line ordered pairs. @@ -21,13 +29,6 @@ Required SoC Specific Properties: Optional SoC Specific Properties: -- samsung,supports-6ch: If the I2S Primary sound source has 5.1 Channel - support, this flag is enabled. -- samsung,supports-rstclr: This flag should be set if I2S software reset bit - control is required. When this flag is set I2S software reset bit will be - enabled or disabled based on need. -- samsung,supports-secdai:If I2S block has a secondary FIFO and internal DMA, - then this flag is enabled. - samsung,idma-addr: Internal DMA register base address of the audio sub system(used in secondary sound source). - pinctrl-0: Should specify pin control groups used for this controller. @@ -36,7 +37,7 @@ Optional SoC Specific Properties: Example: i2s0: i2s@03830000 { - compatible = "samsung,i2s-v5"; + compatible = "samsung,s5pv210-i2s"; reg = <0x03830000 0x100>; dmas = <&pdma0 10 &pdma0 9 @@ -46,9 +47,6 @@ i2s0: i2s@03830000 { <&clock_audss EXYNOS_I2S_BUS>, <&clock_audss EXYNOS_SCLK_I2S>; clock-names = "iis", "i2s_opclk0", "i2s_opclk1"; - samsung,supports-6ch; - samsung,supports-rstclr; - samsung,supports-secdai; samsung,idma-addr = <0x03000000>; pinctrl-names = "default"; pinctrl-0 = <&i2s0_bus>; diff --git a/Documentation/devicetree/bindings/sound/simple-card.txt b/Documentation/devicetree/bindings/sound/simple-card.txt new file mode 100644 index 00000000000..c2e9841dfce --- /dev/null +++ b/Documentation/devicetree/bindings/sound/simple-card.txt @@ -0,0 +1,151 @@ +Simple-Card: + +Simple-Card specifies audio DAI connections of SoC <-> codec. + +Required properties: + +- compatible : "simple-audio-card" + +Optional properties: + +- simple-audio-card,name : User specified audio sound card name, one string + property. +- simple-audio-card,widgets : Please refer to widgets.txt. +- simple-audio-card,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. +- simple-audio-card,mclk-fs : Multiplication factor between stream rate and codec + mclk. + +Optional subnodes: + +- simple-audio-card,dai-link : Container for dai-link level + properties and the CPU and CODEC + sub-nodes. This container may be + omitted when the card has only one + DAI link. See the examples and the + section bellow. + +Dai-link subnode properties and subnodes: + +If dai-link subnode is omitted and the subnode properties are directly +under "sound"-node the subnode property and subnode names have to be +prefixed with "simple-audio-card,"-prefix. + +Required dai-link subnodes: + +- cpu : CPU sub-node +- codec : CODEC sub-node + +Optional dai-link subnode properties: + +- format : CPU/CODEC common audio format. + "i2s", "right_j", "left_j" , "dsp_a" + "dsp_b", "ac97", "pdm", "msb", "lsb" +- frame-master : Indicates dai-link frame master. + phandle to a cpu or codec subnode. +- bitclock-master : Indicates dai-link bit clock master. + phandle to a cpu or codec subnode. +- bitclock-inversion : bool property. Add this if the + dai-link uses bit clock inversion. +- frame-inversion : bool property. Add this if the + dai-link uses frame clock inversion. + +For backward compatibility the frame-master and bitclock-master +properties can be used as booleans in codec subnode to indicate if the +codec is the dai-link frame or bit clock master. In this case there +should be no dai-link node, the same properties should not be present +at sound-node level, and the bitclock-inversion and frame-inversion +properties should also be placed in the codec node if needed. + +Required CPU/CODEC subnodes properties: + +- sound-dai : phandle and port of CPU/CODEC + +Optional CPU/CODEC subnodes properties: + +- dai-tdm-slot-num : Please refer to tdm-slot.txt. +- dai-tdm-slot-width : Please refer to tdm-slot.txt. +- clocks / system-clock-frequency : specify subnode's clock if needed. + it can be specified via "clocks" if system has + clock node (= common clock), or "system-clock-frequency" + (if system doens't support common clock) + +Example 1 - single DAI link: + +sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "VF610-Tower-Sound-Card"; + simple-audio-card,format = "left_j"; + simple-audio-card,bitclock-master = <&dailink0_master>; + simple-audio-card,frame-master = <&dailink0_master>; + simple-audio-card,widgets = + "Microphone", "Microphone Jack", + "Headphone", "Headphone Jack", + "Speaker", "External Speaker"; + simple-audio-card,routing = + "MIC_IN", "Microphone Jack", + "Headphone Jack", "HP_OUT", + "External Speaker", "LINE_OUT"; + + simple-audio-card,cpu { + sound-dai = <&sh_fsi2 0>; + }; + + dailink0_master: simple-audio-card,codec { + sound-dai = <&ak4648>; + clocks = <&osc>; + }; +}; + +&i2c0 { + ak4648: ak4648@12 { + #sound-dai-cells = <0>; + compatible = "asahi-kasei,ak4648"; + reg = <0x12>; + }; +}; + +sh_fsi2: sh_fsi2@ec230000 { + #sound-dai-cells = <1>; + compatible = "renesas,sh_fsi2"; + reg = <0xec230000 0x400>; + interrupt-parent = <&gic>; + interrupts = <0 146 0x4>; +}; + +Example 2 - many DAI links: + +sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "Cubox Audio"; + + simple-audio-card,dai-link@0 { /* I2S - HDMI */ + format = "i2s"; + cpu { + sound-dai = <&audio1 0>; + }; + codec { + sound-dai = <&tda998x 0>; + }; + }; + + simple-audio-card,dai-link@1 { /* S/PDIF - HDMI */ + cpu { + sound-dai = <&audio1 1>; + }; + codec { + sound-dai = <&tda998x 1>; + }; + }; + + simple-audio-card,dai-link@2 { /* S/PDIF - S/PDIF */ + cpu { + sound-dai = <&audio1 1>; + }; + codec { + sound-dai = <&spdif_codec>; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/sound/sirf-audio-codec.txt b/Documentation/devicetree/bindings/sound/sirf-audio-codec.txt new file mode 100644 index 00000000000..062f5ec36f9 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/sirf-audio-codec.txt @@ -0,0 +1,17 @@ +SiRF internal audio CODEC + +Required properties: + + - compatible : "sirf,atlas6-audio-codec" or "sirf,prima2-audio-codec" + + - reg : the register address of the device. + + - clocks: the clock of SiRF internal audio codec + +Example: + +audiocodec: audiocodec@b0040000 { + compatible = "sirf,atlas6-audio-codec"; + reg = <0xb0040000 0x10000>; + clocks = <&clks 27>; +}; diff --git a/Documentation/devicetree/bindings/sound/sirf-audio-port.txt b/Documentation/devicetree/bindings/sound/sirf-audio-port.txt new file mode 100644 index 00000000000..1f66de3c8f0 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/sirf-audio-port.txt @@ -0,0 +1,20 @@ +* SiRF SoC audio port + +Required properties: +- compatible: "sirf,audio-port" +- reg: Base address and size entries: +- dmas: List of DMA controller phandle and DMA request line ordered pairs. +- dma-names: Identifier string for each DMA request line in the dmas property. + These strings correspond 1:1 with the ordered pairs in dmas. + + One of the DMA channels will be responsible for transmission (should be + named "tx") and one for reception (should be named "rx"). + +Example: + +audioport: audioport@b0040000 { + compatible = "sirf,audio-port"; + reg = <0xb0040000 0x10000>; + dmas = <&dmac1 3>, <&dmac1 8>; + dma-names = "rx", "tx"; +}; diff --git a/Documentation/devicetree/bindings/sound/sirf-audio.txt b/Documentation/devicetree/bindings/sound/sirf-audio.txt new file mode 100644 index 00000000000..c88882ca370 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/sirf-audio.txt @@ -0,0 +1,41 @@ +* SiRF atlas6 and prima2 internal audio codec and port based audio setups + +Required properties: +- compatible: "sirf,sirf-audio-card" +- sirf,audio-platform: phandle for the platform node +- sirf,audio-codec: phandle for the SiRF internal codec node + +Optional properties: +- hp-pa-gpios: Need to be present if the board need control external + headphone amplifier. +- spk-pa-gpios: Need to be present if the board need control external + speaker amplifier. +- hp-switch-gpios: Need to be present if the board capable to detect jack + insertion, removal. + +Available audio endpoints for the audio-routing table: + +Board connectors: + * Headset Stereophone + * Ext Spk + * Line In + * Mic + +SiRF internal audio codec pins: + * HPOUTL + * HPOUTR + * SPKOUT + * Ext Mic + * Mic Bias + +Example: + +sound { + compatible = "sirf,sirf-audio-card"; + sirf,audio-codec = <&audiocodec>; + sirf,audio-platform = <&audioport>; + hp-pa-gpios = <&gpio 44 0>; + spk-pa-gpios = <&gpio 46 0>; + hp-switch-gpios = <&gpio 45 0>; +}; + diff --git a/Documentation/devicetree/bindings/sound/snow.txt b/Documentation/devicetree/bindings/sound/snow.txt new file mode 100644 index 00000000000..678b191c37b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/snow.txt @@ -0,0 +1,17 @@ +Audio Binding for Snow boards + +Required properties: +- compatible : Can be one of the following, + "google,snow-audio-max98090" or + "google,snow-audio-max98095" +- samsung,i2s-controller: The phandle of the Samsung I2S controller +- samsung,audio-codec: The phandle of the audio codec + +Example: + +sound { + compatible = "google,snow-audio-max98095"; + + samsung,i2s-controller = <&i2s0>; + samsung,audio-codec = <&max98095>; +}; diff --git a/Documentation/devicetree/bindings/sound/soc-ac97link.txt b/Documentation/devicetree/bindings/sound/soc-ac97link.txt new file mode 100644 index 00000000000..80152a87f23 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/soc-ac97link.txt @@ -0,0 +1,28 @@ +AC97 link bindings + +These bindings can be included within any other device node. + +Required properties: + - pinctrl-names: Has to contain following states to setup the correct + pinmuxing for the used gpios: + "ac97-running": AC97-link is active + "ac97-reset": AC97-link reset state + "ac97-warm-reset": AC97-link warm reset state + - ac97-gpios: List of gpio phandles with args in the order ac97-sync, + ac97-sdata, ac97-reset + + +Example: + +ssi { + ... + + pinctrl-names = "default", "ac97-running", "ac97-reset", "ac97-warm-reset"; + pinctrl-0 = <&ac97link_running>; + pinctrl-1 = <&ac97link_running>; + pinctrl-2 = <&ac97link_reset>; + pinctrl-3 = <&ac97link_warm_reset>; + ac97-gpios = <&gpio3 20 0 &gpio3 22 0 &gpio3 28 0>; + + ... +}; diff --git a/Documentation/devicetree/bindings/sound/st,sta350.txt b/Documentation/devicetree/bindings/sound/st,sta350.txt new file mode 100644 index 00000000000..b7e71bf5caf --- /dev/null +++ b/Documentation/devicetree/bindings/sound/st,sta350.txt @@ -0,0 +1,131 @@ +STA350 audio CODEC + +The driver for this device only supports I2C. + +Required properties: + + - compatible: "st,sta350" + - reg: the I2C address of the device for I2C + - reset-gpios: a GPIO spec for the reset pin. If specified, it will be + deasserted before communication to the codec starts. + + - power-down-gpios: a GPIO spec for the power down pin. If specified, + it will be deasserted before communication to the codec + starts. + + - vdd-dig-supply: regulator spec, providing 3.3V + - vdd-pll-supply: regulator spec, providing 3.3V + - vcc-supply: regulator spec, providing 5V - 26V + +Optional properties: + + - st,output-conf: number, Selects the output configuration: + 0: 2-channel (full-bridge) power, 2-channel data-out + 1: 2 (half-bridge). 1 (full-bridge) on-board power + 2: 2 Channel (Full-Bridge) Power, 1 Channel FFX + 3: 1 Channel Mono-Parallel + If parameter is missing, mode 0 will be enabled. + This property has to be specified as '/bits/ 8' value. + + - st,ch1-output-mapping: Channel 1 output mapping + - st,ch2-output-mapping: Channel 2 output mapping + - st,ch3-output-mapping: Channel 3 output mapping + 0: Channel 1 + 1: Channel 2 + 2: Channel 3 + If parameter is missing, channel 1 is choosen. + This properties have to be specified as '/bits/ 8' values. + + - st,thermal-warning-recover: + If present, thermal warning recovery is enabled. + + - st,thermal-warning-adjustment: + If present, thermal warning adjustment is enabled. + + - st,fault-detect-recovery: + If present, then fault recovery will be enabled. + + - st,ffx-power-output-mode: string + The FFX power output mode selects how the FFX output timing is + configured. Must be one of these values: + - "drop-compensation" + - "tapered-compensation" + - "full-power-mode" + - "variable-drop-compensation" (default) + + - st,drop-compensation-ns: number + Only required for "st,ffx-power-output-mode" == + "variable-drop-compensation". + Specifies the drop compensation in nanoseconds. + The value must be in the range of 0..300, and only + multiples of 20 are allowed. Default is 140ns. + + - st,overcurrent-warning-adjustment: + If present, overcurrent warning adjustment is enabled. + + - st,max-power-use-mpcc: + If present, then MPCC bits are used for MPC coefficients, + otherwise standard MPC coefficients are used. + + - st,max-power-corr: + If present, power bridge correction for THD reduction near maximum + power output is enabled. + + - st,am-reduction-mode: + If present, FFX mode runs in AM reduction mode, otherwise normal + FFX mode is used. + + - st,odd-pwm-speed-mode: + If present, PWM speed mode run on odd speed mode (341.3 kHz) on all + channels. If not present, normal PWM spped mode (384 kHz) will be used. + + - st,distortion-compensation: + If present, distortion compensation variable uses DCC coefficient. + If not present, preset DC coefficient is used. + + - st,invalid-input-detect-mute: + If present, automatic invalid input detect mute is enabled. + + - st,activate-mute-output: + If present, a mute output will be activated in ase the volume will + reach a value lower than -76 dBFS. + + - st,bridge-immediate-off: + If present, the bridge will be switched off immediately after the + power-down-gpio goes low. Otherwise, the bridge will wait for 13 + million clock cycles to pass before shutting down. + + - st,noise-shape-dc-cut: + If present, the noise-shaping technique on the DC cutoff filter are + enabled. + + - st,powerdown-master-volume: + If present, the power-down pin and I2C power-down functions will + act on the master volume. Otherwise, the functions will act on the + mute commands. + + - st,powerdown-delay-divider: + If present, the bridge power-down time will be divided by the provided + value. If not specified, a divider of 1 will be used. Allowed values + are 1, 2, 4, 8, 16, 32, 64 and 128. + This property has to be specified as '/bits/ 8' value. + +Example: + +codec: sta350@38 { + compatible = "st,sta350"; + reg = <0x1c>; + reset-gpios = <&gpio1 19 0>; + power-down-gpios = <&gpio1 16 0>; + st,output-conf = /bits/ 8 <0x3>; // set output to 2-channel + // (full-bridge) power, + // 2-channel data-out + st,ch1-output-mapping = /bits/ 8 <0>; // set channel 1 output ch 1 + st,ch2-output-mapping = /bits/ 8 <0>; // set channel 2 output ch 1 + st,ch3-output-mapping = /bits/ 8 <0>; // set channel 3 output ch 1 + st,max-power-correction; // enables power bridge + // correction for THD reduction + // near maximum power output + st,invalid-input-detect-mute; // mute if no valid digital + // audio signal is provided. +}; diff --git a/Documentation/devicetree/bindings/sound/tdm-slot.txt b/Documentation/devicetree/bindings/sound/tdm-slot.txt new file mode 100644 index 00000000000..6a2c84247f9 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tdm-slot.txt @@ -0,0 +1,20 @@ +TDM slot: + +This specifies audio DAI's TDM slot. + +TDM slot properties: +dai-tdm-slot-num : Number of slots in use. +dai-tdm-slot-width : Width in bits for each slot. + +For instance: + dai-tdm-slot-num = <2>; + dai-tdm-slot-width = <8>; + +And for each spcified driver, there could be one .of_xlate_tdm_slot_mask() +to specify a explicit mapping of the channels and the slots. If it's absent +the default snd_soc_of_xlate_tdm_slot_mask() will be used to generating the +tx and rx masks. + +For snd_soc_of_xlate_tdm_slot_mask(), the tx and rx masks will use a 1 bit +for an active slot as default, and the default active bits are at the LSB of +the masks. diff --git a/Documentation/devicetree/bindings/sound/ti,pcm1681.txt b/Documentation/devicetree/bindings/sound/ti,pcm1681.txt new file mode 100644 index 00000000000..4df17185ab8 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,pcm1681.txt @@ -0,0 +1,15 @@ +Texas Instruments PCM1681 8-channel PWM Processor + +Required properties: + + - compatible: Should contain "ti,pcm1681". + - reg: The i2c address. Should contain <0x4c>. + +Examples: + + i2c_bus { + pcm1681@4c { + compatible = "ti,pcm1681"; + reg = <0x4c>; + }; + }; diff --git a/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt b/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt new file mode 100644 index 00000000000..eff12be5e78 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tlv320aic31xx.txt @@ -0,0 +1,61 @@ +Texas Instruments - tlv320aic31xx Codec module + +The tlv320aic31xx serial control bus communicates through I2C protocols + +Required properties: + +- compatible - "string" - One of: + "ti,tlv320aic310x" - Generic TLV320AIC31xx with mono speaker amp + "ti,tlv320aic311x" - Generic TLV320AIC31xx with stereo speaker amp + "ti,tlv320aic3100" - TLV320AIC3100 (mono speaker amp, no MiniDSP) + "ti,tlv320aic3110" - TLV320AIC3110 (stereo speaker amp, no MiniDSP) + "ti,tlv320aic3120" - TLV320AIC3120 (mono speaker amp, MiniDSP) + "ti,tlv320aic3111" - TLV320AIC3111 (stereo speaker amp, MiniDSP) + +- reg - <int> - I2C slave address +- HPVDD-supply, SPRVDD-supply, SPLVDD-supply, AVDD-supply, IOVDD-supply, + DVDD-supply : power supplies for the device as covered in + Documentation/devicetree/bindings/regulator/regulator.txt + + +Optional properties: + +- gpio-reset - gpio pin number used for codec reset +- ai31xx-micbias-vg - MicBias Voltage setting + 1 or MICBIAS_2_0V - MICBIAS output is powered to 2.0V + 2 or MICBIAS_2_5V - MICBIAS output is powered to 2.5V + 3 or MICBIAS_AVDD - MICBIAS output is connected to AVDD + If this node is not mentioned or if the value is unknown, then + micbias is set to 2.0V. + +CODEC output pins: + * HPL + * HPR + * SPL, devices with stereo speaker amp + * SPR, devices with stereo speaker amp + * SPK, devices with mono speaker amp + * MICBIAS + +CODEC input pins: + * MIC1LP + * MIC1RP + * MIC1LM + +The pins can be used in referring sound node's audio-routing property. + +Example: +#include <dt-bindings/sound/tlv320aic31xx-micbias.h> + +tlv320aic31xx: tlv320aic31xx@18 { + compatible = "ti,tlv320aic311x"; + reg = <0x18>; + + ai31xx-micbias-vg = <MICBIAS_OFF>; + + HPVDD-supply = <®ulator>; + SPRVDD-supply = <®ulator>; + SPLVDD-supply = <®ulator>; + AVDD-supply = <®ulator>; + IOVDD-supply = <®ulator>; + DVDD-supply = <®ulator>; +}; diff --git a/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt b/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt new file mode 100644 index 00000000000..5e2741af27b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt @@ -0,0 +1,30 @@ +Texas Instruments - tlv320aic32x4 Codec module + +The tlv320aic32x4 serial control bus communicates through I2C protocols + +Required properties: + - compatible: Should be "ti,tlv320aic32x4" + - reg: I2C slave address + - supply-*: Required supply regulators are: + "iov" - digital IO power supply + "ldoin" - LDO power supply + "dv" - Digital core power supply + "av" - Analog core power supply + If you supply ldoin, dv and av are optional. Otherwise they are required + See regulator/regulator.txt for more information about the detailed binding + format. + +Optional properties: + - reset-gpios: Reset-GPIO phandle with args as described in gpio/gpio.txt + - clocks/clock-names: Clock named 'mclk' for the master clock of the codec. + See clock/clock-bindings.txt for information about the detailed format. + + +Example: + +codec: tlv320aic32x4@18 { + compatible = "ti,tlv320aic32x4"; + reg = <0x18>; + clocks = <&clks 201>; + clock-names = "mclk"; +}; diff --git a/Documentation/devicetree/bindings/sound/tlv320aic3x.txt b/Documentation/devicetree/bindings/sound/tlv320aic3x.txt index f47c3f589fd..5e6040c2c2e 100644 --- a/Documentation/devicetree/bindings/sound/tlv320aic3x.txt +++ b/Documentation/devicetree/bindings/sound/tlv320aic3x.txt @@ -3,7 +3,14 @@ Texas Instruments - tlv320aic3x Codec module The tlv320aic3x serial control bus communicates through I2C protocols Required properties: -- compatible - "string" - "ti,tlv320aic3x" + +- compatible - "string" - One of: + "ti,tlv320aic3x" - Generic TLV320AIC3x device + "ti,tlv320aic33" - TLV320AIC33 + "ti,tlv320aic3007" - TLV320AIC3007 + "ti,tlv320aic3106" - TLV320AIC3106 + + - reg - <int> - I2C slave address @@ -17,10 +24,36 @@ Optional properties: 3 - MICBIAS output is connected to AVDD, If this node is not mentioned or if the value is incorrect, then MicBias is powered down. +- AVDD-supply, IOVDD-supply, DRVDD-supply, DVDD-supply : power supplies for the + device as covered in Documentation/devicetree/bindings/regulator/regulator.txt + +CODEC output pins: + * LLOUT + * RLOUT + * MONO_LOUT + * HPLOUT + * HPROUT + * HPLCOM + * HPRCOM + +CODEC input pins: + * MIC3L + * MIC3R + * LINE1L + * LINE2L + * LINE1R + * LINE2R + +The pins can be used in referring sound node's audio-routing property. Example: tlv320aic3x: tlv320aic3x@1b { compatible = "ti,tlv320aic3x"; reg = <0x1b>; + + AVDD-supply = <®ulator>; + IOVDD-supply = <®ulator>; + DRVDD-supply = <®ulator>; + DVDD-supply = <®ulator>; }; diff --git a/Documentation/devicetree/bindings/sound/tpa6130a2.txt b/Documentation/devicetree/bindings/sound/tpa6130a2.txt new file mode 100644 index 00000000000..6dfa740e4b2 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tpa6130a2.txt @@ -0,0 +1,27 @@ +Texas Instruments - tpa6130a2 Codec module + +The tpa6130a2 serial control bus communicates through I2C protocols + +Required properties: + +- compatible - "string" - One of: + "ti,tpa6130a2" - TPA6130A2 + "ti,tpa6140a2" - TPA6140A2 + + +- reg - <int> - I2C slave address + +- Vdd-supply - <phandle> - power supply regulator + +Optional properties: + +- power-gpio - gpio pin to power the device + +Example: + +tpa6130a2: tpa6130a2@60 { + compatible = "ti,tpa6130a2"; + reg = <0x60>; + Vdd-supply = <&vmmc2>; + power-gpio = <&gpio4 2 GPIO_ACTIVE_HIGH>; +}; diff --git a/Documentation/devicetree/bindings/sound/widgets.txt b/Documentation/devicetree/bindings/sound/widgets.txt new file mode 100644 index 00000000000..b6de5ba3b2d --- /dev/null +++ b/Documentation/devicetree/bindings/sound/widgets.txt @@ -0,0 +1,20 @@ +Widgets: + +This mainly specifies audio off-codec DAPM widgets. + +Each entry is a pair of strings in DT: + + "template-wname", "user-supplied-wname" + +The "template-wname" being the template widget name and currently includes: +"Microphone", "Line", "Headphone" and "Speaker". + +The "user-supplied-wname" being the user specified widget name. + +For instance: + simple-audio-widgets = + "Microphone", "Microphone Jack", + "Line", "Line In Jack", + "Line", "Line Out Jack", + "Headphone", "Headphone Jack", + "Speaker", "Speaker External"; diff --git a/Documentation/devicetree/bindings/sound/wm8731.txt b/Documentation/devicetree/bindings/sound/wm8731.txt index 15f70048469..236690e99b8 100644 --- a/Documentation/devicetree/bindings/sound/wm8731.txt +++ b/Documentation/devicetree/bindings/sound/wm8731.txt @@ -16,3 +16,12 @@ codec: wm8731@1a { compatible = "wlf,wm8731"; reg = <0x1a>; }; + +Available audio endpoints for an audio-routing table: + * LOUT: Left Channel Line Output + * ROUT: Right Channel Line Output + * LHPOUT: Left Channel Headphone Output + * RHPOUT: Right Channel Headphone Output + * LLINEIN: Left Channel Line Input + * RLINEIN: Right Channel Line Input + * MICIN: Microphone Input diff --git a/Documentation/devicetree/bindings/sound/wm8753.txt b/Documentation/devicetree/bindings/sound/wm8753.txt index e65277a0fb6..8eee6128210 100644 --- a/Documentation/devicetree/bindings/sound/wm8753.txt +++ b/Documentation/devicetree/bindings/sound/wm8753.txt @@ -10,9 +10,31 @@ Required properties: - reg : the I2C address of the device for I2C, the chip select number for SPI. +Pins on the device (for linking into audio routes): + + * LOUT1 + * LOUT2 + * ROUT1 + * ROUT2 + * MONO1 + * MONO2 + * OUT3 + * OUT4 + * LINE1 + * LINE2 + * RXP + * RXN + * ACIN + * ACOP + * MIC1N + * MIC1 + * MIC2N + * MIC2 + * Mic Bias + Example: -codec: wm8737@1a { +codec: wm8753@1a { compatible = "wlf,wm8753"; reg = <0x1a>; }; diff --git a/Documentation/devicetree/bindings/sound/wm8903.txt b/Documentation/devicetree/bindings/sound/wm8903.txt index f102cbc4269..94ec32c194b 100644 --- a/Documentation/devicetree/bindings/sound/wm8903.txt +++ b/Documentation/devicetree/bindings/sound/wm8903.txt @@ -28,6 +28,25 @@ Optional properties: performed. If any entry has the value 0xffffffff, that GPIO's configuration will not be modified. +Pins on the device (for linking into audio routes): + + * IN1L + * IN1R + * IN2L + * IN2R + * IN3L + * IN3R + * DMICDAT + * HPOUTL + * HPOUTR + * LINEOUTL + * LINEOUTR + * LOP + * LON + * ROP + * RON + * MICBIAS + Example: codec: wm8903@1a { diff --git a/Documentation/devicetree/bindings/sound/wm8994.txt b/Documentation/devicetree/bindings/sound/wm8994.txt index f2f3e80934d..e045e90a092 100644 --- a/Documentation/devicetree/bindings/sound/wm8994.txt +++ b/Documentation/devicetree/bindings/sound/wm8994.txt @@ -32,6 +32,10 @@ Optional properties: The second cell is the flags, encoded as the trigger masks from Documentation/devicetree/bindings/interrupts.txt + - clocks : A list of up to two phandle and clock specifier pairs + - clock-names : A list of clock names sorted in the same order as clocks. + Valid clock names are "MCLK1" and "MCLK2". + - wlf,gpio-cfg : A list of GPIO configuration register values. If absent, no configuration of these registers is performed. If any value is over 0xffff then the register will be left as default. If present 11 |