diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/ak5386.txt | 4 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/cs4265.txt | 29 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/renesas,rsnd.txt | 9 |
3 files changed, 42 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/ak5386.txt b/Documentation/devicetree/bindings/sound/ak5386.txt index dc3914f..ec3df3a 100644 --- a/Documentation/devicetree/bindings/sound/ak5386.txt +++ b/Documentation/devicetree/bindings/sound/ak5386.txt @@ -10,10 +10,14 @@ Optional properties: - reset-gpio : a GPIO spec for the reset/power down pin. If specified, it will be deasserted at probe time. + - va-supply : a regulator spec, providing 5.0V + - vd-supply : a regulator spec, providing 3.3V Example: spdif: ak5386@0 { compatible = "asahi-kasei,ak5386"; reset-gpio = <&gpio0 23>; + va-supply = <&vdd_5v0_reg>; + vd-supply = <&vdd_3v3_reg>; }; diff --git a/Documentation/devicetree/bindings/sound/cs4265.txt b/Documentation/devicetree/bindings/sound/cs4265.txt new file mode 100644 index 0000000..380fff8 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cs4265.txt @@ -0,0 +1,29 @@ +CS4265 audio CODEC + +This device supports I2C only. + +Required properties: + + - compatible : "cirrus,cs4265" + + - reg : the I2C address of the device for I2C. The I2C address depends on + the state of the AD0 pin. If AD0 is high, the i2c address is 0x4f. + If it is low, the i2c address is 0x4e. + +Optional properties: + + - reset-gpios : a GPIO spec for the reset pin. If specified, it will be + deasserted before communication to the codec starts. + +Examples: + +codec_ad0_high: cs4265@4f { /* AD0 Pin is high */ + compatible = "cirrus,cs4265"; + reg = <0x4f>; +}; + + +codec_ad0_low: cs4265@4e { /* AD0 Pin is low */ + compatible = "cirrus,cs4265"; + reg = <0x4e>; +}; diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt index 8346cab..aa697ab 100644 --- a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt +++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt @@ -13,6 +13,9 @@ Required properties: - rcar_sound,src : Should contain SRC feature. The number of SRC subnode should be same as HW. see below for detail. +- rcar_sound,dvc : Should contain DVC feature. + The number of DVC 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. @@ -21,6 +24,7 @@ SSI subnode properties: - interrupts : Should contain SSI interrupt for PIO transfer - shared-pin : if shared clock pin - pio-transfer : use PIO transfer mode +- no-busif : BUSIF is not ussed when [mem -> SSI] via DMA case SRC subnode properties: no properties at this point @@ -39,6 +43,11 @@ rcar_sound: rcar_sound@0xffd90000 { <0 0xec540000 0 0x1000>, /* SSIU */ <0 0xec541000 0 0x1280>; /* SSI */ + rcar_sound,dvc { + dvc0: dvc@0 { }; + dvc1: dvc@1 { }; + }; + rcar_sound,src { src0: src@0 { }; src1: src@1 { }; |
