linux-kernel - [PATCH 1/2] dt-bindings: sound: add bindings for TAS6424

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Date:   Fri, 16 Jun 2017 10:33:39 -0500
From:   Michael Stecklein <m-stecklein@...com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
CC:     "Andrew F . Davis" <afd@...com>,
        Michael Stecklein <m-stecklein@...com>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] dt-bindings: sound: add bindings for TAS6424

Add the bindings for the TAS6424 digital amplifier.

Signed-off-by: Michael Stecklein <m-stecklein@...com>
---
 .../devicetree/bindings/sound/ti,tas6424.txt       | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/ti,tas6424.txt

diff --git a/Documentation/devicetree/bindings/sound/ti,tas6424.txt b/Documentation/devicetree/bindings/sound/ti,tas6424.txt
new file mode 100644
index 0000000..27227b1
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/ti,tas6424.txt
@@ -0,0 +1,31 @@
+Texas Instruments TAS6424 Quad-Channel Audio amplifier
+
+The TAS6424 serial control bus communicates through I2C protocols.
+
+Required properties:
+	- compatible - One of: "ti,tas6424" - TAS6424
+	- reg - I2C slave address
+	- sound-dai-cells: must be equal to 0
+
+Optional properties:
+	- pinctrl-names, pinctrl-0 - Please refer to pinctrl-bindings.txt
+	- interrupts-extended - describe the interrupt line used to inform the
+	  host. Please refer to interrupt-controller/interrupts.txt
+
+Example:
+
+tas6424: tas6424@6a {
+	#sound-dai-cells = <0>;
+
+	status = "okay";
+
+	compatible = "ti,tas6424";
+	reg = <0x6a>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&tas6424_int_pin>;
+	interrupts-extended = <&gpio1 28 IRQ_TYPE_EDGE_FALLING>;
+};
+
+For more product information please see the link below:
+http://www.ti.com/product/TAS6424-Q1
-- 
2.7.4