diff options
Diffstat (limited to 'dts/Bindings/sound')
27 files changed, 757 insertions, 8 deletions
diff --git a/dts/Bindings/sound/ak4613.txt b/dts/Bindings/sound/ak4613.txt index 15a919522b..1783f9ef09 100644 --- a/dts/Bindings/sound/ak4613.txt +++ b/dts/Bindings/sound/ak4613.txt @@ -7,6 +7,16 @@ Required properties: - compatible : "asahi-kasei,ak4613" - reg : The chip select number on the I2C bus +Optional properties: +- asahi-kasei,in1-single-end : Boolean. Indicate input / output pins are single-ended. +- asahi-kasei,in2-single-end rather than differential. +- asahi-kasei,out1-single-end +- asahi-kasei,out2-single-end +- asahi-kasei,out3-single-end +- asahi-kasei,out4-single-end +- asahi-kasei,out5-single-end +- asahi-kasei,out6-single-end + Example: &i2c { diff --git a/dts/Bindings/sound/atmel-classd.txt b/dts/Bindings/sound/atmel-classd.txt index 0018451c43..549e701cb7 100644 --- a/dts/Bindings/sound/atmel-classd.txt +++ b/dts/Bindings/sound/atmel-classd.txt @@ -16,6 +16,10 @@ Required properties: Required elements: "pclk", "gclk" and "aclk". - clocks Please refer to clock-bindings.txt. +- assigned-clocks + Should be <&classd_gclk>. +- assigned-clock-parents + Should be <&audio_pll_pmc>. Optional properties: - pinctrl-names, pinctrl-0 @@ -43,6 +47,8 @@ classd: classd@fc048000 { dma-names = "tx"; clocks = <&classd_clk>, <&classd_gclk>, <&audio_pll_pmc>; clock-names = "pclk", "gclk", "aclk"; + assigned-clocks = <&classd_gclk>; + assigned-clock-parents = <&audio_pll_pmc>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_classd_default>; diff --git a/dts/Bindings/sound/atmel-pdmic.txt b/dts/Bindings/sound/atmel-pdmic.txt new file mode 100644 index 0000000000..e0875f17c2 --- /dev/null +++ b/dts/Bindings/sound/atmel-pdmic.txt @@ -0,0 +1,55 @@ +* Atmel PDMIC driver under ALSA SoC architecture + +Required properties: +- compatible + Should be "atmel,sama5d2-pdmic". +- reg + Should contain PDMIC registers location and length. +- interrupts + Should contain the IRQ line for the PDMIC. +- dmas + One DMA specifiers as described in atmel-dma.txt and dma.txt files. +- dma-names + Must be "rx". +- clock-names + Required elements: + - "pclk" peripheral clock + - "gclk" generated clock +- clocks + Must contain an entry for each required entry in clock-names. + Please refer to clock-bindings.txt. +- atmel,mic-min-freq + The minimal frequency that the micphone supports. +- atmel,mic-max-freq + The maximal frequency that the micphone supports. + +Optional properties: +- pinctrl-names, pinctrl-0 + Please refer to pinctrl-bindings.txt. +- atmel,model + The user-visible name of this sound card. + The default value is "PDMIC". +- atmel,mic-offset + The offset that should be added. + The range is from -32768 to 32767. + The default value is 0. + +Example: + pdmic@f8018000 { + compatible = "atmel,sama5d2-pdmic"; + reg = <0xf8018000 0x124>; + interrupts = <48 IRQ_TYPE_LEVEL_HIGH 7>; + dmas = <&dma0 + (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) + | AT91_XDMAC_DT_PERID(50))>; + dma-names = "rx"; + clocks = <&pdmic_clk>, <&pdmic_gclk>; + clock-names = "pclk", "gclk"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pdmic_default>; + atmel,model = "PDMIC @ sama5d2_xplained"; + atmel,mic-min-freq = <1000000>; + atmel,mic-max-freq = <3246000>; + atmel,mic-offset = <0x0>; + }; diff --git a/dts/Bindings/sound/da7218.txt b/dts/Bindings/sound/da7218.txt new file mode 100644 index 0000000000..5ca5a709b6 --- /dev/null +++ b/dts/Bindings/sound/da7218.txt @@ -0,0 +1,104 @@ +Dialog Semiconductor DA7218 Audio Codec bindings + +DA7218 is an audio codec with HP detect feature. + +====== + +Required properties: +- compatible : Should be "dlg,da7217" or "dlg,da7218" +- reg: Specifies the I2C slave address + +- VDD-supply: VDD power supply for the device +- VDDMIC-supply: VDDMIC power supply for the device +- VDDIO-supply: VDDIO power supply for the device + (See Documentation/devicetree/bindings/regulator/regulator.txt for further + information relating to regulators) + +Optional properties: +- interrupt-parent: Specifies the phandle of the interrupt controller to which + the IRQs from DA7218 are delivered to. +- interrupts: IRQ line info for DA7218 chip. + (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt for + further information relating to interrupt properties) +- interrupt-names : Name associated with interrupt line. Should be "wakeup" if + interrupt is to be used to wake system, otherwise "irq" should be used. +- wakeup-source: Flag to indicate this device can wake system (suspend/resume). + +- clocks : phandle and clock specifier for codec MCLK. +- clock-names : Clock name string for 'clocks' attribute, should be "mclk". + +- dlg,micbias1-lvl-millivolt : Voltage (mV) for Mic Bias 1 + [<1200>, <1600>, <1800>, <2000>, <2200>, <2400>, <2600>, <2800>, <3000>] +- dlg,micbias2-lvl-millivolt : Voltage (mV) for Mic Bias 2 + [<1200>, <1600>, <1800>, <2000>, <2200>, <2400>, <2600>, <2800>, <3000>] +- dlg,mic1-amp-in-sel : Mic1 input source type + ["diff", "se_p", "se_n"] +- dlg,mic2-amp-in-sel : Mic2 input source type + ["diff", "se_p", "se_n"] +- dlg,dmic1-data-sel : DMIC1 channel select based on clock edge. + ["lrise_rfall", "lfall_rrise"] +- dlg,dmic1-samplephase : When to sample audio from DMIC1. + ["on_clkedge", "between_clkedge"] +- dlg,dmic1-clkrate-hz : DMic1 clock frequency (Hz). + [<1500000>, <3000000>] +- dlg,dmic2-data-sel : DMic2 channel select based on clock edge. + ["lrise_rfall", "lfall_rrise"] +- dlg,dmic2-samplephase : When to sample audio from DMic2. + ["on_clkedge", "between_clkedge"] +- dlg,dmic2-clkrate-hz : DMic2 clock frequency (Hz). + [<1500000>, <3000000>] +- dlg,hp-diff-single-supply : Boolean flag, use single supply for HP + (DA7217 only) + +====== + +Optional Child node - 'da7218_hpldet' (DA7218 only): + +Optional properties: +- dlg,jack-rate-us : Time between jack detect measurements (us) + [<5>, <10>, <20>, <40>, <80>, <160>, <320>, <640>] +- dlg,jack-debounce : Number of debounce measurements taken for jack detect + [<0>, <2>, <3>, <4>] +- dlg,jack-threshold-pct : Threshold level for jack detection (% of VDD) + [<84>, <88>, <92>, <96>] +- dlg,comp-inv : Boolean flag, invert comparator output +- dlg,hyst : Boolean flag, enable hysteresis +- dlg,discharge : Boolean flag, auto discharge of Mic Bias on jack removal + +====== + +Example: + + codec: da7218@1a { + compatible = "dlg,da7218"; + reg = <0x1a>; + interrupt-parent = <&gpio6>; + interrupts = <11 IRQ_TYPE_LEVEL_HIGH>; + wakeup-source; + + VDD-supply = <®_audio>; + VDDMIC-supply = <®_audio>; + VDDIO-supply = <®_audio>; + + clocks = <&clks 201>; + clock-names = "mclk"; + + dlg,micbias1-lvl-millivolt = <2600>; + dlg,micbias2-lvl-millivolt = <2600>; + dlg,mic1-amp-in-sel = "diff"; + dlg,mic2-amp-in-sel = "diff"; + + dlg,dmic1-data-sel = "lrise_rfall"; + dlg,dmic1-samplephase = "on_clkedge"; + dlg,dmic1-clkrate-hz = <3000000>; + dlg,dmic2-data-sel = "lrise_rfall"; + dlg,dmic2-samplephase = "on_clkedge"; + dlg,dmic2-clkrate-hz = <3000000>; + + da7218_hpldet { + dlg,jack-rate-us = <40>; + dlg,jack-debounce = <2>; + dlg,jack-threshold-pct = <84>; + dlg,hyst; + }; + }; diff --git a/dts/Bindings/sound/da7219.txt b/dts/Bindings/sound/da7219.txt index 1b7030911a..cf61681826 100644 --- a/dts/Bindings/sound/da7219.txt +++ b/dts/Bindings/sound/da7219.txt @@ -28,13 +28,15 @@ Optional properties: - clocks : phandle and clock specifier for codec MCLK. - clock-names : Clock name string for 'clocks' attribute, should be "mclk". -- dlg,ldo-lvl : Required internal LDO voltage (mV) level for digital engine - [<1050>, <1100>, <1200>, <1400>] - dlg,micbias-lvl : Voltage (mV) for Mic Bias - [<1800>, <2000>, <2200>, <2400>, <2600>] + [<1600>, <1800>, <2000>, <2200>, <2400>, <2600>] - dlg,mic-amp-in-sel : Mic input source type ["diff", "se_p", "se_n"] +Deprecated properties: +- dlg,ldo-lvl : Required internal LDO voltage (mV) level for digital engine + (LDO unavailable in production HW so property no longer required). + ====== Child node - 'da7219_aad': diff --git a/dts/Bindings/sound/fsl,asrc.txt b/dts/Bindings/sound/fsl,asrc.txt index b93362a570..3e26a9478e 100644 --- a/dts/Bindings/sound/fsl,asrc.txt +++ b/dts/Bindings/sound/fsl,asrc.txt @@ -25,6 +25,11 @@ Required properties: "mem" Peripheral access clock to access registers. "ipg" Peripheral clock to driver module. "asrck_<0-f>" Clock sources for input and output clock. + "spba" The spba clock is required when ASRC is placed as a + bus slave of the Shared Peripheral Bus and when two + or more bus masters (CPU, DMA or DSP) try to access + it. This property is optional depending on the SoC + design. - big-endian : If this property is absent, the little endian mode will be in use as default. Otherwise, the big endian diff --git a/dts/Bindings/sound/fsl,esai.txt b/dts/Bindings/sound/fsl,esai.txt index d3b6b5f480..cd3ee5d84f 100644 --- a/dts/Bindings/sound/fsl,esai.txt +++ b/dts/Bindings/sound/fsl,esai.txt @@ -27,6 +27,11 @@ Required properties: derive HCK, SCK and FS. "fsys" The system clock derived from ahb clock used to derive HCK, SCK and FS. + "spba" The spba clock is required when ESAI is placed as a + bus slave of the Shared Peripheral Bus and when two + or more bus masters (CPU, DMA or DSP) try to access + it. This property is optional depending on the SoC + design. - fsl,fifo-depth : The number of elements in the transmit and receive FIFOs. This number is the maximum allowed value for diff --git a/dts/Bindings/sound/fsl,spdif.txt b/dts/Bindings/sound/fsl,spdif.txt index b5ee32ee37..4ca39ddc04 100644 --- a/dts/Bindings/sound/fsl,spdif.txt +++ b/dts/Bindings/sound/fsl,spdif.txt @@ -27,6 +27,11 @@ Required properties: Transceiver Clock Diagram" of SoC reference manual. It can also be referred to TxClk_Source bit of register SPDIF_STC. + "spba" The spba clock is required when SPDIF is placed as a + bus slave of the Shared Peripheral Bus and when two + or more bus masters (CPU, DMA or DSP) try to access + it. This property is optional depending on the SoC + design. - big-endian : If this property is absent, the native endian mode will be in use as default, or the big endian mode diff --git a/dts/Bindings/sound/img,i2s-in.txt b/dts/Bindings/sound/img,i2s-in.txt new file mode 100644 index 0000000000..423265cfc3 --- /dev/null +++ b/dts/Bindings/sound/img,i2s-in.txt @@ -0,0 +1,47 @@ +Imagination Technologies I2S Input Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,i2s-in" + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device + + - clocks : Contains an entry for each entry in clock-names + + - clock-names : Must include the following entry: + "sys" The system clock + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "rx" Single DMA channel used by all active I2S channels + + - img,i2s-channels : Number of I2S channels instantiated in the I2S in block + +Optional Properties: + + - interrupts : Contains the I2S in interrupts. Depending on + the configuration, there may be no interrupts, one interrupt, + or an interrupt per I2S channel. For the case where there is + one interrupt per channel, the interrupts should be listed + in ascending channel order + + - resets: Contains a phandle to the I2S in reset signal + + - reset-names: Contains the reset signal name "rst" + +Example: + +i2s_in: i2s-in@18100800 { + compatible = "img,i2s-in"; + reg = <0x18100800 0x200>; + interrupts = <GIC_SHARED 7 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&mdc 30 0xffffffff 0>; + dma-names = "rx"; + clocks = <&cr_periph SYS_CLK_I2S_IN>; + clock-names = "sys"; + img,i2s-channels = <6>; + #sound-dai-cells = <0>; +}; diff --git a/dts/Bindings/sound/img,i2s-out.txt b/dts/Bindings/sound/img,i2s-out.txt new file mode 100644 index 0000000000..0159415b33 --- /dev/null +++ b/dts/Bindings/sound/img,i2s-out.txt @@ -0,0 +1,51 @@ +Imagination Technologies I2S Output Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,i2s-out" + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device + + - clocks : Contains an entry for each entry in clock-names + + - clock-names : Must include the following entries: + "sys" The system clock + "ref" The reference clock + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "tx" Single DMA channel used by all active I2S channels + + - img,i2s-channels : Number of I2S channels instantiated in the I2S out block + + - resets: Contains a phandle to the I2S out reset signal + + - reset-names: Contains the reset signal name "rst" + +Optional Properties: + + - interrupts : Contains the I2S out interrupts. Depending on + the configuration, there may be no interrupts, one interrupt, + or an interrupt per I2S channel. For the case where there is + one interrupt per channel, the interrupts should be listed + in ascending channel order + +Example: + +i2s_out: i2s-out@18100A00 { + compatible = "img,i2s-out"; + reg = <0x18100A00 0x200>; + interrupts = <GIC_SHARED 13 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&mdc 23 0xffffffff 0>; + dma-names = "tx"; + clocks = <&cr_periph SYS_CLK_I2S_OUT>, + <&clk_core CLK_I2S>; + clock-names = "sys", "ref"; + img,i2s-channels = <6>; + resets = <&pistachio_reset PISTACHIO_RESET_I2S_OUT>; + reset-names = "rst"; + #sound-dai-cells = <0>; +}; diff --git a/dts/Bindings/sound/img,parallel-out.txt b/dts/Bindings/sound/img,parallel-out.txt new file mode 100644 index 0000000000..a3015d2a06 --- /dev/null +++ b/dts/Bindings/sound/img,parallel-out.txt @@ -0,0 +1,44 @@ +Imagination Technologies Parallel Output Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,parallel-out". + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device. + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "tx" + + - clocks : Contains an entry for each entry in clock-names. + + - clock-names : Includes the following entries: + "sys" The system clock + "ref" The reference clock + + - resets: Contains a phandle to the parallel out reset signal + + - reset-names: Contains the reset signal name "rst" + +Optional Properties: + + - interrupts : Contains the parallel out interrupt, if present + +Example: + +parallel_out: parallel-out@18100C00 { + compatible = "img,parallel-out"; + reg = <0x18100C00 0x100>; + interrupts = <GIC_SHARED 19 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&mdc 16 0xffffffff 0>; + dma-names = "tx"; + clocks = <&cr_periph SYS_CLK_PAUD_OUT>, + <&clk_core CLK_AUDIO_DAC>; + clock-names = "sys", "ref"; + resets = <&pistachio_reset PISTACHIO_RESET_PRL_OUT>; + reset-names = "rst"; + #sound-dai-cells = <0>; +}; diff --git a/dts/Bindings/sound/img,pistachio-internal-dac.txt b/dts/Bindings/sound/img,pistachio-internal-dac.txt new file mode 100644 index 0000000000..4cc18fc047 --- /dev/null +++ b/dts/Bindings/sound/img,pistachio-internal-dac.txt @@ -0,0 +1,18 @@ +Pistachio internal DAC DT bindings + +Required properties: + + - compatible: "img,pistachio-internal-dac" + + - img,cr-top : Must contain a phandle to the top level control syscon + node which contains the internal dac control registers + + - VDD-supply : Digital power supply regulator (+1.8V or +3.3V) + +Examples: + +internal_dac: internal-dac { + compatible = "img,pistachio-internal-dac"; + img,cr-top = <&cr_top>; + VDD-supply = <&supply3v3>; +}; diff --git a/dts/Bindings/sound/img,spdif-in.txt b/dts/Bindings/sound/img,spdif-in.txt new file mode 100644 index 0000000000..aab9a81f7e --- /dev/null +++ b/dts/Bindings/sound/img,spdif-in.txt @@ -0,0 +1,41 @@ +Imagination Technologies SPDIF Input Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,spdif-in" + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "rx" + + - clocks : Contains an entry for each entry in clock-names + + - clock-names : Includes the following entries: + "sys" The system clock + +Optional Properties: + + - resets: Should contain a phandle to the spdif in reset signal, if any + + - reset-names: Should contain the reset signal name "rst", if a + reset phandle is given + + - interrupts : Contains the spdif in interrupt, if present + +Example: + +spdif_in: spdif-in@18100E00 { + compatible = "img,spdif-in"; + reg = <0x18100E00 0x100>; + interrupts = <GIC_SHARED 20 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&mdc 15 0xffffffff 0>; + dma-names = "rx"; + clocks = <&cr_periph SYS_CLK_SPDIF_IN>; + clock-names = "sys"; + #sound-dai-cells = <0>; +}; diff --git a/dts/Bindings/sound/img,spdif-out.txt b/dts/Bindings/sound/img,spdif-out.txt new file mode 100644 index 0000000000..470a5191e1 --- /dev/null +++ b/dts/Bindings/sound/img,spdif-out.txt @@ -0,0 +1,44 @@ +Imagination Technologies SPDIF Output Controller + +Required Properties: + + - compatible : Compatible list, must contain "img,spdif-out" + + - #sound-dai-cells : Must be equal to 0 + + - reg : Offset and length of the register set for the device + + - dmas: Contains an entry for each entry in dma-names. + + - dma-names: Must include the following entry: + "tx" + + - clocks : Contains an entry for each entry in clock-names. + + - clock-names : Includes the following entries: + "sys" The system clock + "ref" The reference clock + + - resets: Contains a phandle to the spdif out reset signal + + - reset-names: Contains the reset signal name "rst" + +Optional Properties: + + - interrupts : Contains the parallel out interrupt, if present + +Example: + +spdif_out: spdif-out@18100D00 { + compatible = "img,spdif-out"; + reg = <0x18100D00 0x100>; + interrupts = <GIC_SHARED 21 IRQ_TYPE_LEVEL_HIGH>; + dmas = <&mdc 14 0xffffffff 0>; + dma-names = "tx"; + clocks = <&cr_periph SYS_CLK_SPDIF_OUT>, + <&clk_core CLK_SPDIF>; + clock-names = "sys", "ref"; + resets = <&pistachio_reset PISTACHIO_RESET_SPDIF_OUT>; + reset-names = "rst"; + #sound-dai-cells = <0>; +}; diff --git a/dts/Bindings/sound/inno-rk3036.txt b/dts/Bindings/sound/inno-rk3036.txt new file mode 100644 index 0000000000..758de8e275 --- /dev/null +++ b/dts/Bindings/sound/inno-rk3036.txt @@ -0,0 +1,20 @@ +Inno audio codec for RK3036 + +Inno audio codec is integrated inside RK3036 SoC. + +Required properties: +- compatible : Should be "rockchip,rk3036-codec". +- reg : The registers of codec. +- clock-names : Should be "acodec_pclk". +- clocks : The clock of codec. +- rockchip,grf : The phandle of grf device node. + +Example: + + acodec: acodec-ana@20030000 { + compatible = "rk3036-codec"; + reg = <0x20030000 0x4000>; + rockchip,grf = <&grf>; + clock-names = "acodec_pclk"; + clocks = <&cru ACLK_VCODEC>; + }; diff --git a/dts/Bindings/sound/pcm1792a.txt b/dts/Bindings/sound/pcm179x.txt index 970ba1ed57..4ae70d3462 100644 --- a/dts/Bindings/sound/pcm1792a.txt +++ b/dts/Bindings/sound/pcm179x.txt @@ -1,4 +1,4 @@ -Texas Instruments pcm1792a DT bindings +Texas Instruments pcm179x DT bindings This driver supports the SPI bus. diff --git a/dts/Bindings/sound/renesas,rsnd.txt b/dts/Bindings/sound/renesas,rsnd.txt index c57cbd6573..8ee0fa91e4 100644 --- a/dts/Bindings/sound/renesas,rsnd.txt +++ b/dts/Bindings/sound/renesas,rsnd.txt @@ -7,8 +7,11 @@ Required properties: "renesas,rcar_sound-gen3" if generation3 Examples with soctypes are: - "renesas,rcar_sound-r8a7778" (R-Car M1A) + - "renesas,rcar_sound-r8a7779" (R-Car H1) - "renesas,rcar_sound-r8a7790" (R-Car H2) - "renesas,rcar_sound-r8a7791" (R-Car M2-W) + - "renesas,rcar_sound-r8a7793" (R-Car M2-N) + - "renesas,rcar_sound-r8a7794" (R-Car E2) - "renesas,rcar_sound-r8a7795" (R-Car H3) - reg : Should contain the register physical address. required register is @@ -34,6 +37,8 @@ Required properties: see below for detail. - #sound-dai-cells : it must be 0 if your system is using single DAI it must be 1 if your system is using multi DAI + +Optional properties: - #clock-cells : it must be 0 if your system has audio_clkout it must be 1 if your system has audio_clkout0/1/2/3 - clock-frequency : for all audio_clkout0/1/2/3 @@ -244,3 +249,80 @@ rcar_sound: sound@ec500000 { }; }; }; + +Example: simple sound card + + rsnd_ak4643: sound { + compatible = "simple-audio-card"; + + simple-audio-card,format = "left_j"; + simple-audio-card,bitclock-master = <&sndcodec>; + simple-audio-card,frame-master = <&sndcodec>; + + sndcpu: simple-audio-card,cpu { + sound-dai = <&rcar_sound>; + }; + + sndcodec: simple-audio-card,codec { + sound-dai = <&ak4643>; + clocks = <&audio_clock>; + }; + }; + +&rcar_sound { + pinctrl-0 = <&sound_pins &sound_clk_pins>; + pinctrl-names = "default"; + + /* Single DAI */ + #sound-dai-cells = <0>; + + status = "okay"; + + rcar_sound,dai { + dai0 { + playback = <&ssi0 &src2 &dvc0>; + capture = <&ssi1 &src3 &dvc1>; + }; + }; +}; + +&ssi1 { + shared-pin; +}; + +Example: simple sound card for TDM + + rsnd_tdm: sound { + compatible = "simple-audio-card"; + + simple-audio-card,format = "left_j"; + simple-audio-card,bitclock-master = <&sndcodec>; + simple-audio-card,frame-master = <&sndcodec>; + + sndcpu: simple-audio-card,cpu { + sound-dai = <&rcar_sound>; + dai-tdm-slot-num = <6>; + }; + + sndcodec: simple-audio-card,codec { + sound-dai = <&xxx>; + }; + }; + +Example: simple sound card for Multi channel + +&rcar_sound { + pinctrl-0 = <&sound_pins &sound_clk_pins>; + pinctrl-names = "default"; + + /* Single DAI */ + #sound-dai-cells = <0>; + + status = "okay"; + + rcar_sound,dai { + dai0 { + playback = <&ssi0 &ssi1 &ssi2 &src0 &dvc0>; + }; + }; +}; diff --git a/dts/Bindings/sound/renesas,rsrc-card.txt b/dts/Bindings/sound/renesas,rsrc-card.txt index 962748a8d9..2b2caa281c 100644 --- a/dts/Bindings/sound/renesas,rsrc-card.txt +++ b/dts/Bindings/sound/renesas,rsrc-card.txt @@ -4,8 +4,8 @@ Renesas Sampling Rate Convert Sound Card specifies audio DAI connections of SoC Required properties: -- compatible : "renesas,rsrc-card,<board>" - Examples with soctypes are: +- compatible : "renesas,rsrc-card{,<board>}" + Examples with boards are: - "renesas,rsrc-card" - "renesas,rsrc-card,lager" - "renesas,rsrc-card,koelsch" diff --git a/dts/Bindings/sound/rockchip-i2s.txt b/dts/Bindings/sound/rockchip-i2s.txt index 2267d249ca..b7f3a9325e 100644 --- a/dts/Bindings/sound/rockchip-i2s.txt +++ b/dts/Bindings/sound/rockchip-i2s.txt @@ -19,6 +19,7 @@ Required properties: - clock-names: should contain followings: - "i2s_hclk": clock for I2S BUS - "i2s_clk" : clock for I2S controller +- rockchip,playback-channels: max playback channels, if not set, 8 channels default. - rockchip,capture-channels: max capture channels, if not set, 2 channels default. Example for rk3288 I2S controller: @@ -31,5 +32,6 @@ i2s@ff890000 { dma-names = "tx", "rx"; clock-names = "i2s_hclk", "i2s_clk"; clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>; + rockchip,playback-channels = <8>; rockchip,capture-channels = <2>; }; diff --git a/dts/Bindings/sound/rt5616.txt b/dts/Bindings/sound/rt5616.txt new file mode 100644 index 0000000000..efc48c6519 --- /dev/null +++ b/dts/Bindings/sound/rt5616.txt @@ -0,0 +1,26 @@ +RT5616 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "realtek,rt5616". + +- reg : The I2C address of the device. + +Pins on the device (for linking into audio routes) for RT5616: + + * IN1P + * IN2P + * IN2N + * LOUTL + * LOUTR + * HPOL + * HPOR + +Example: + +codec: rt5616@1b { + compatible = "realtek,rt5616"; + reg = <0x1b>; +}; diff --git a/dts/Bindings/sound/rt5651.txt b/dts/Bindings/sound/rt5651.txt new file mode 100644 index 0000000000..3875233095 --- /dev/null +++ b/dts/Bindings/sound/rt5651.txt @@ -0,0 +1,41 @@ +RT5651 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "realtek,rt5651". + +- reg : The I2C address of the device. + +Optional properties: + +- realtek,in2-differential + Boolean. Indicate MIC2 input are differential, rather than single-ended. + +- realtek,dmic-en + Boolean. true if dmic is used. + +Pins on the device (for linking into audio routes) for RT5651: + + * DMIC L1 + * DMIC R1 + * IN1P + * IN2P + * IN2N + * IN3P + * HPOL + * HPOR + * LOUTL + * LOUTR + * PDML + * PDMR + +Example: + +codec: rt5651@1a { + compatible = "realtek,rt5651"; + reg = <0x1a>; + realtek,dmic-en = "true"; + realtek,in2-diff = "false"; +}; diff --git a/dts/Bindings/sound/rt5659.txt b/dts/Bindings/sound/rt5659.txt new file mode 100644 index 0000000000..5f79e7fde0 --- /dev/null +++ b/dts/Bindings/sound/rt5659.txt @@ -0,0 +1,75 @@ +RT5659/RT5658 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : One of "realtek,rt5659" or "realtek,rt5658". + +- reg : The I2C address of the device. + +- interrupts : The CODEC's interrupt output. + +Optional properties: + +- realtek,in1-differential +- realtek,in3-differential +- realtek,in4-differential + Boolean. Indicate MIC1/3/4 input are differential, rather than single-ended. + +- realtek,dmic1-data-pin + 0: dmic1 is not used + 1: using IN2N pin as dmic1 data pin + 2: using GPIO5 pin as dmic1 data pin + 3: using GPIO9 pin as dmic1 data pin + 4: using GPIO11 pin as dmic1 data pin + +- realtek,dmic2-data-pin + 0: dmic2 is not used + 1: using IN2P pin as dmic2 data pin + 2: using GPIO6 pin as dmic2 data pin + 3: using GPIO10 pin as dmic2 data pin + 4: using GPIO12 pin as dmic2 data pin + +- realtek,jd-src + 0: No JD is used + 1: using JD3 as JD source + +- realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin. +- realtek,reset-gpios : The GPIO that controls the CODEC's RESET pin. + +Pins on the device (for linking into audio routes) for RT5659/RT5658: + + * DMIC L1 + * DMIC R1 + * DMIC L2 + * DMIC R2 + * IN1P + * IN1N + * IN2P + * IN2N + * IN3P + * IN3N + * IN4P + * IN4N + * HPOL + * HPOR + * SPOL + * SPOR + * LOUTL + * LOUTR + * MONOOUT + * PDML + * PDMR + * SPDIF + +Example: + +rt5659 { + compatible = "realtek,rt5659"; + reg = <0x1b>; + interrupt-parent = <&gpio>; + interrupts = <TEGRA_GPIO(W, 3) GPIO_ACTIVE_HIGH>; + realtek,ldo1-en-gpios = + <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>; +}; diff --git a/dts/Bindings/sound/rt5677.txt b/dts/Bindings/sound/rt5677.txt index f07078997f..1b3c13d206 100644 --- a/dts/Bindings/sound/rt5677.txt +++ b/dts/Bindings/sound/rt5677.txt @@ -18,7 +18,7 @@ Required properties: Optional properties: - realtek,pow-ldo2-gpio : The GPIO that controls the CODEC's POW_LDO2 pin. -- realtek,reset-gpio : The GPIO that controls the CODEC's RESET pin. +- realtek,reset-gpio : The GPIO that controls the CODEC's RESET pin. Active low. - realtek,in1-differential - realtek,in2-differential diff --git a/dts/Bindings/sound/sun4i-codec.txt b/dts/Bindings/sound/sun4i-codec.txt index c92966bd54..0dce690f78 100644 --- a/dts/Bindings/sound/sun4i-codec.txt +++ b/dts/Bindings/sound/sun4i-codec.txt @@ -14,6 +14,9 @@ Required properties: - "apb": the parent APB clock for this controller - "codec": the parent module clock +Optional properties: +- allwinner,pa-gpios: gpio to enable external amplifier + Example: codec: codec@01c22c00 { #sound-dai-cells = <0>; diff --git a/dts/Bindings/sound/ti,pcm3168a.txt b/dts/Bindings/sound/ti,pcm3168a.txt new file mode 100644 index 0000000000..5d9cb84c66 --- /dev/null +++ b/dts/Bindings/sound/ti,pcm3168a.txt @@ -0,0 +1,48 @@ +Texas Instruments pcm3168a DT bindings + +This driver supports both SPI and I2C bus access for this codec + +Required properties: + + - compatible: "ti,pcm3168a" + + - clocks : Contains an entry for each entry in clock-names + + - clock-names : Includes the following entries: + "scki" The system clock + + - VDD1-supply : Digital power supply regulator 1 (+3.3V) + + - VDD2-supply : Digital power supply regulator 2 (+3.3V) + + - VCCAD1-supply : ADC power supply regulator 1 (+5V) + + - VCCAD2-supply : ADC power supply regulator 2 (+5V) + + - VCCDA1-supply : DAC power supply regulator 1 (+5V) + + - VCCDA2-supply : DAC power supply regulator 2 (+5V) + +For required properties on SPI/I2C, consult SPI/I2C device tree documentation + +Examples: + +i2c0: i2c0@0 { + + ... + + pcm3168a: audio-codec@44 { + compatible = "ti,pcm3168a"; + reg = <0x44>; + clocks = <&clk_core CLK_AUDIO>; + clock-names = "scki"; + VDD1-supply = <&supply3v3>; + VDD2-supply = <&supply3v3>; + VCCAD1-supply = <&supply5v0>; + VCCAD2-supply = <&supply5v0>; + VCCDA1-supply = <&supply5v0>; + VCCDA2-supply = <&supply5v0>; + pinctrl-names = "default"; + pinctrl-0 = <&dac_clk_pin>; + }; +}; diff --git a/dts/Bindings/sound/wlf,wm8974.txt b/dts/Bindings/sound/wlf,wm8974.txt new file mode 100644 index 0000000000..01d3a7c834 --- /dev/null +++ b/dts/Bindings/sound/wlf,wm8974.txt @@ -0,0 +1,15 @@ +WM8974 audio CODEC + +This device supports both I2C and SPI (configured with pin strapping +on the board). + +Required properties: + - compatible: "wlf,wm8974" + - reg: the I2C address or SPI chip select number of the device + +Examples: + +codec: wm8974@1a { + compatible = "wlf,wm8974"; + reg = <0x1a>; +}; diff --git a/dts/Bindings/sound/wm8994.txt b/dts/Bindings/sound/wm8994.txt index e045e90a09..68c4e8d96b 100644 --- a/dts/Bindings/sound/wm8994.txt +++ b/dts/Bindings/sound/wm8994.txt @@ -30,7 +30,7 @@ Optional properties: - #interrupt-cells: the number of cells to describe an IRQ, this should be 2. The first cell is the IRQ number. The second cell is the flags, encoded as the trigger masks from - Documentation/devicetree/bindings/interrupts.txt + Documentation/devicetree/bindings/interrupt-controller/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. |