diff options
| author | Frank Shi <shifu0704@thundersoft.com> | 2019-09-20 14:58:28 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-10-01 12:13:56 +0100 |
| commit | 4b7151dadfd450b837b6b28073ad9f19f4a7547c (patch) | |
| tree | c9bcbdc0706543c6534bb2d864b2b1cc2b329816 /Documentation | |
| parent | 353e16bf60458fae5927cf04ff668fc152fff465 (diff) | |
| download | linux-4b7151dadfd450b837b6b28073ad9f19f4a7547c.tar.bz2 | |
dt-bindings: ASoC: Add tas2770 smart PA dt bindings
Add tas2770 smart PA dt bindings
Signed-off-by: Frank Shi <shifu0704@thundersoft.com>
Link: https://lore.kernel.org/r/1568962709-19185-1-git-send-email-shifu0704@thundersoft.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/tas2770.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/tas2770.txt b/Documentation/devicetree/bindings/sound/tas2770.txt new file mode 100644 index 000000000000..ede6bb3d9637 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tas2770.txt @@ -0,0 +1,37 @@ +Texas Instruments TAS2770 Smart PA + +The TAS2770 is a mono, digital input Class-D audio amplifier optimized for +efficiently driving high peak power into small loudspeakers. +Integrated speaker voltage and current sense provides for +real time monitoring of loudspeaker behavior. + +Required properties: + + - compatible: - Should contain "ti,tas2770". + - reg: - The i2c address. Should contain <0x4c>, <0x4d>,<0x4e>, or <0x4f>. + - #address-cells - Should be <1>. + - #size-cells - Should be <0>. + - ti,asi-format: - Sets TDM RX capture edge. 0->Rising; 1->Falling. + - ti,imon-slot-no:- TDM TX current sense time slot. + - ti,vmon-slot-no:- TDM TX voltage sense time slot. + +Optional properties: + +- interrupt-parent: the phandle to the interrupt controller which provides + the interrupt. +- interrupts: interrupt specification for data-ready. + +Examples: + + tas2770@4c { + compatible = "ti,tas2770"; + reg = <0x4c>; + #address-cells = <1>; + #size-cells = <0>; + interrupt-parent = <&msm_gpio>; + interrupts = <97 0>; + ti,asi-format = <0>; + ti,imon-slot-no = <0>; + ti,vmon-slot-no = <2>; + }; + |