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From a7ac27fbac1aa3fb8316cf1ff6dd2f81109d46d2 Mon Sep 17 00:00:00 2001
From: Joerg Schambacher <joerg.hifiberry@gmail.com>
Date: Fri, 29 Sep 2023 17:05:55 +0200
Subject: [PATCH] ASoC: pcm512x: Adds bindings for TAS575x devices
commit 736b884a7b68c4eeb66dbf75b97c8ec9b9eeff7f upstream.
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@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230929150555.405388-1-joerg.hifiberry@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---
Documentation/devicetree/bindings/sound/pcm512x.txt | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
--- 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:
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