From a42121b7a1d80a0eaac9ed1442760bf4e65f5352 Mon Sep 17 00:00:00 2001 From: Petr Kulhavy Date: Thu, 31 Mar 2016 18:41:27 +0200 Subject: ASoC: tas571x: new chip added into TAS571x binding This adds the TAS5721 into the TAS571x binding. Signed-off-by: Petr Kulhavy Reviewed-by: Kevin Cernekee Acked-by: Rob Herring Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/sound/tas571x.txt | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/sound/tas571x.txt b/Documentation/devicetree/bindings/sound/tas571x.txt index 0ac31d8d5ac4..b4959f10b74b 100644 --- a/Documentation/devicetree/bindings/sound/tas571x.txt +++ b/Documentation/devicetree/bindings/sound/tas571x.txt @@ -1,4 +1,4 @@ -Texas Instruments TAS5711/TAS5717/TAS5719 stereo power amplifiers +Texas Instruments TAS5711/TAS5717/TAS5719/TAS5721 stereo power amplifiers The codec is controlled through an I2C interface. It also has two other signals that can be wired up to GPIOs: reset (strongly recommended), and @@ -6,7 +6,11 @@ powerdown (optional). Required properties: -- compatible: "ti,tas5711", "ti,tas5717", or "ti,tas5719" +- compatible: should be one of the following: + - "ti,tas5711", + - "ti,tas5717", + - "ti,tas5719", + - "ti,tas5721" - reg: The I2C address of the device - #sound-dai-cells: must be equal to 0 @@ -25,6 +29,8 @@ Optional properties: - PVDD_B-supply: regulator phandle for the PVDD_B supply (5711) - PVDD_C-supply: regulator phandle for the PVDD_C supply (5711) - PVDD_D-supply: regulator phandle for the PVDD_D supply (5711) +- DRVDD-supply: regulator phandle for the DRVDD supply (5721) +- PVDD-supply: regulator phandle for the PVDD supply (5721) Example: -- cgit v1.2.3-59-g8ed1b From 4e2f17be8f63a6ad9ebd4cdfce627e3dd25d80bb Mon Sep 17 00:00:00 2001 From: Andreas Dannenberg Date: Tue, 26 Apr 2016 17:15:56 -0500 Subject: ASoC: add TA5720 digital amplifier DT bindings The Texas Instruments TAS5720L/M device is a high-efficiency mono Class-D audio power amplifier optimized for high transient power capability to use the dynamic power headroom of small loudspeakers. Its digital time division multiplexed (TDM) interface enables up to 16 devices to share the same bus. Signed-off-by: Andreas Dannenberg Signed-off-by: Mark Brown --- .../devicetree/bindings/sound/tas5720.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/tas5720.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/sound/tas5720.txt b/Documentation/devicetree/bindings/sound/tas5720.txt new file mode 100644 index 000000000000..806ea7381483 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tas5720.txt @@ -0,0 +1,25 @@ +Texas Instruments TAS5720 Mono Audio amplifier + +The TAS5720 serial control bus communicates through the I2C protocol only. The +serial bus is also used for periodic codec fault checking/reporting during +audio playback. For more product information please see the links below: + +http://www.ti.com/product/TAS5720L +http://www.ti.com/product/TAS5720M + +Required properties: + +- compatible : "ti,tas5720" +- reg : I2C slave address +- dvdd-supply : phandle to a 3.3-V supply for the digital circuitry +- pvdd-supply : phandle to a supply used for the Class-D amp and the analog + +Example: + +tas5720: tas5720@6c { + status = "okay"; + compatible = "ti,tas5720"; + reg = <0x6c>; + dvdd-supply = <&vdd_3v3_reg>; + pvdd-supply = <&_supply_reg>; +}; -- cgit v1.2.3-59-g8ed1b