linux-kernel - [PATCH 1/2] ASoC: dt-bindings: pcm3168a: Update the optional RST gpio for clarity

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Date:   Wed, 20 Nov 2019 15:17:52 +0200
From:   Peter Ujfalusi <peter.ujfalusi@...com>
To:     <broonie@...nel.org>, <lgirdwood@...il.com>
CC:     <alsa-devel@...a-project.org>, <kuninori.morimoto.gx@...esas.com>,
        <linus.walleij@...aro.org>, <robh+dt@...nel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] ASoC: dt-bindings: pcm3168a: Update the optional RST gpio for clarity

Use the standard name for the gpion in DT: reset-gpios

Document that the RST line is low active and update the example
accordingly.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
 Documentation/devicetree/bindings/sound/ti,pcm3168a.txt | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/ti,pcm3168a.txt b/Documentation/devicetree/bindings/sound/ti,pcm3168a.txt
index f30aebc7603a..a02ecaab5183 100644
--- a/Documentation/devicetree/bindings/sound/ti,pcm3168a.txt
+++ b/Documentation/devicetree/bindings/sound/ti,pcm3168a.txt
@@ -27,9 +27,10 @@ For required properties on SPI/I2C, consult SPI/I2C device tree documentation
 
 Optional properties:
 
-  - rst-gpios : Optional RST gpio line for the codec
-		RST = low: device power-down
-		RST = high: device is enabled
+  - reset-gpios : Optional reset gpio line connected to RST pin of the codec.
+		  The RST line is low active:
+		  RST = low: device power-down
+		  RST = high: device is enabled
 
 Examples:
 
@@ -40,7 +41,7 @@ i2c0: i2c0@0 {
 	pcm3168a: audio-codec@44 {
 		compatible = "ti,pcm3168a";
 		reg = <0x44>;
-		rst-gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
 		clocks = <&clk_core CLK_AUDIO>;
 		clock-names = "scki";
 		VDD1-supply = <&supply3v3>;
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
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