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46 lines
1.7 KiB
Diff
46 lines
1.7 KiB
Diff
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From a7ac27fbac1aa3fb8316cf1ff6dd2f81109d46d2 Mon Sep 17 00:00:00 2001
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From: Joerg Schambacher <joerg.hifiberry@gmail.com>
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Date: Fri, 29 Sep 2023 17:05:55 +0200
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Subject: [PATCH] ASoC: pcm512x: Adds bindings for TAS575x devices
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commit 736b884a7b68c4eeb66dbf75b97c8ec9b9eeff7f upstream.
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The TAS5754/6 power amplifiers use the same pcm512x driver with
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only minor restictions described in the bindings document.
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Signed-off-by: Joerg Schambacher <joerg.hifiberry@gmail.com>
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Reviewed-by: Rob Herring <robh@kernel.org>
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Link: https://lore.kernel.org/r/20230929150555.405388-1-joerg.hifiberry@gmail.com
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Signed-off-by: Mark Brown <broonie@kernel.org>
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---
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Documentation/devicetree/bindings/sound/pcm512x.txt | 9 +++++----
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1 file changed, 5 insertions(+), 4 deletions(-)
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--- a/Documentation/devicetree/bindings/sound/pcm512x.txt
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+++ b/Documentation/devicetree/bindings/sound/pcm512x.txt
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@@ -1,12 +1,12 @@
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-PCM512x audio CODECs
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+PCM512x and TAS575x audio CODECs/amplifiers
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These devices support both I2C and SPI (configured with pin strapping
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-on the board).
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+on the board). The TAS575x devices only support I2C.
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Required properties:
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- - compatible : One of "ti,pcm5121", "ti,pcm5122", "ti,pcm5141" or
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- "ti,pcm5142"
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+ - compatible : One of "ti,pcm5121", "ti,pcm5122", "ti,pcm5141",
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+ "ti,pcm5142", "ti,tas5754" or "ti,tas5756"
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- reg : the I2C address of the device for I2C, the chip select
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number for SPI.
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@@ -25,6 +25,7 @@ Optional properties:
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through <6>. The device will be configured for clock input on the
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given pll-in pin and PLL output on the given pll-out pin. An
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external connection from the pll-out pin to the SCLK pin is assumed.
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+ Caution: the TAS-desvices only support gpios 1,2 and 3
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Examples:
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