linux-kernel - [PATCH v2 1/2] ASoC: pcm512x: Adds bindings for TAS575x devices

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Date:   Fri, 29 Sep 2023 17:05:55 +0200
From:   Joerg Schambacher <joerg.hifiberry@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     a-krasser@...com, joerg@...iberry.com,
        Joerg Schambacher <joerg.hifiberry@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/2] ASoC: pcm512x: Adds bindings for TAS575x devices

The TAS5754/6 power amplifiers use the same pcm512x driver with
only minor restictions described in the bindings document.

Signed-off-by: Joerg Schambacher <joerg.hifiberry@...il.com>
---
 Documentation/devicetree/bindings/sound/pcm512x.txt | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/pcm512x.txt b/Documentation/devicetree/bindings/sound/pcm512x.txt
index 3aae3b41bd8e..77006a4aec4a 100644
--- a/Documentation/devicetree/bindings/sound/pcm512x.txt
+++ b/Documentation/devicetree/bindings/sound/pcm512x.txt
@@ -1,12 +1,12 @@
-PCM512x audio CODECs
+PCM512x and TAS575x audio CODECs/amplifiers
 
 These devices support both I2C and SPI (configured with pin strapping
-on the board).
+on the board). The TAS575x devices only support I2C.
 
 Required properties:
 
-  - compatible : One of "ti,pcm5121", "ti,pcm5122", "ti,pcm5141" or
-                 "ti,pcm5142"
+  - compatible : One of "ti,pcm5121", "ti,pcm5122", "ti,pcm5141",
+                 "ti,pcm5142", "ti,tas5754" or "ti,tas5756"
 
   - reg : the I2C address of the device for I2C, the chip select
           number for SPI.
@@ -25,6 +25,7 @@ Optional properties:
     through <6>.  The device will be configured for clock input on the
     given pll-in pin and PLL output on the given pll-out pin.  An
     external connection from the pll-out pin to the SCLK pin is assumed.
+    Caution: the TAS-desvices only support gpios 1,2 and 3
 
 Examples:
 
-- 
2.34.1