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@ti.com>
Link: https://lore.kernel.org/r/20191120131753.6831-2-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/ti,pcm3168a.txt b/Documentation/devicetree/bindings/sound/ti,pcm3168a.txt
index f30aebc..a02ecaa 100644 (file)
--- 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>;