@@ -5,36 +5,33 @@
$id: http://devicetree.org/schemas/sound/ti,tas2781.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
-title: Texas Instruments TAS2781 SmartAMP
+title: Texas Instruments TAS2781/TAS2563 SmartAMP
maintainers:
- Shenghao Ding <shenghao-ding@ti.com>
description:
- The TAS2781 is a mono, digital input Class-D audio amplifier
- optimized for efficiently driving high peak power into small
- loudspeakers. An integrated on-chip DSP supports Texas Instruments
- Smart Amp speaker protection algorithm. The integrated speaker
- voltage and current sense provides for real time
+ The TAS2781/TAS2563 is a mono, digital input Class-D audio
+ amplifier optimized for efficiently driving high peak power into
+ small loudspeakers. An integrated on-chip DSP supports Texas
+ Instruments Smart Amp speaker protection algorithm. The
+ integrated speaker voltage and current sense provides for real time
monitoring of loudspeaker behavior.
-allOf:
- - $ref: dai-common.yaml#
-
properties:
compatible:
+ description: |
+ ti,tas2781: 24-V Class-D Amplifier with Real Time Integrated Speaker
+ Protection and Audio Processing, 16/20/24/32bit stereo I2S or
+ multichannel TDM.
+
+ ti,tas2563: 6.1-W Boosted Class-D Audio Amplifier With Integrated
+ DSP and IV Sense, 16/20/24/32bit stereo I2S or multichannel TDM.
enum:
- ti,tas2781
+ - ti,tas2563 # fallback compatible
- reg:
- description:
- I2C address, in multiple tas2781s case, all the i2c address
- aggregate as one Audio Device to support multiple audio slots.
- maxItems: 8
- minItems: 1
- items:
- minimum: 0x38
- maximum: 0x3f
+ reg: true
reset-gpios:
maxItems: 1
@@ -49,6 +46,34 @@ required:
- compatible
- reg
+allOf:
+ - $ref: dai-common.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - ti,tas2781
+ then:
+ properties:
+ reg:
+ description:
+ I2C address, in multiple AMP case, all the i2c address
+ aggregate as one Audio Device to support multiple audio slots.
+ maxItems: 8
+ minItems: 1
+ items:
+ minimum: 0x38
+ maximum: 0x3f
+ else:
+ properties:
+ reg:
+ maxItems: 4
+ minItems: 1
+ items:
+ minimum: 0x4c
+ maximum: 0x4f
+
additionalProperties: false
examples:
Add tas2563 to better support dsp mode. Signed-off-by: Shenghao Ding <shenghao-ding@ti.com> --- Change in v2: - Add devicetree list and other list of necessary people and lists to CC - Express Compatibility in the bindings --- .../devicetree/bindings/sound/ti,tas2781.yaml | 61 +++++++++++++------ 1 file changed, 43 insertions(+), 18 deletions(-)