[PATCH] dt-bindings: Nokia N9 audio support

Pavel Machek pavel at ucw.cz
Wed Jan 10 00:53:15 PST 2018


From: Filip Matijević <filip.matijevic.pz at gmail.com>

Add bindings for Nokia N9 audio components.

Signed-off-by: Filip Matijević <filip.matijevic.pz at gmail.com>
Signed-off-by: Pavel Machek <pavel at ucw.cz>

diff --git a/Documentation/devicetree/bindings/media/ti-wl1273.txt b/Documentation/devicetree/bindings/media/ti-wl1273.txt
new file mode 100644
index 0000000..21db389
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/ti-wl1273.txt
@@ -0,0 +1,36 @@
+Texas Instruments - wl1273 radio/bluetooth module
+
+Required properties:
+
+- compatible - "ti,wl1273-core"
+- reg - I2C slave address
+- interrupts       - The interrupt output from the device.
+- interrupt-parent - The parent interrupt controller.
+- power-gpio       - gpio pin to power the device.
+
+- wl1273radio child - compatible = "ti,wl1273-fm-radio";
+
+Optional properties:
+
+- wl1273codec child - compatible = "ti,wl1273codec";
+
+Example:
+
+wl1273core: wl1273core at 22 {
+		compatible = "ti,wl1273-core";
+		reg = <0x22>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&wl1273_gpio>;
+
+		interrupt-parent = <&gpio2>;
+		interrupts = <11 2>; /* gpio_43, IRQF_TRIGGER_FALLING */
+
+		wl1273radio: wl1273radio {
+			compatible = "ti,wl1273-fm-radio";
+		};
+
+		wl1273codec: wl1273codec {
+			compatible = "ti,wl1273-codec";
+		};
+	};
diff --git a/Documentation/devicetree/bindings/sound/nokia,n9.txt b/Documentation/devicetree/bindings/sound/nokia,n9.txt
new file mode 100644
index 0000000..230b1eb
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/nokia,n9.txt
@@ -0,0 +1,32 @@
+* Nokia N9/N950 audio setup
+
+Required properties:
+- compatible: "nokia,n9-audio"
+
+- nokia,twl4030-cpu-dai: phandle for the McBSP node connected to TWL4030
+- nokia,tlv320dac33-cpu-dai: phandle for the McBSP node connected to TLV320DAC33
+- nokia,wl1273-cpu-dai: phandle for the McBSP node connected to WL1273
+
+- nokia,twl4030-codec: phandle for the TWL4030 codec
+- nokia,tlv320dac33-codec: phandle for the TLV320DAC33 codec
+- nokia,wl1273-codec: phandle for the WL1273 codec
+- nokia,headphone-amplifier: phandle for the TPA6130A2 node
+
+- nokia,speaker-amplifier-gpios: GPIO for speaker amplifier
+
+Example:
+
+sound: n9-audio {
+	compatible = "nokia,n9-audio";
+
+	nokia,twl4030-cpu-dai = <&mcbsp3>;
+	nokia,tlv320dac33-cpu-dai = <&mcbsp2>;
+	nokia,wl1273-cpu-dai = <&mcbsp4>;
+
+	nokia,twl4030-codec = <&twl4030_audio>;
+	nokia,tlv320dac33-codec = <&tlv320dac33>;
+	nokia,wl1273-codec = <&wl1273codec>;
+	nokia,headphone-amplifier = <&tpa6140a2>;
+
+	nokia,speaker-amplifier-gpios = <&twl_gpio 7 GPIO_ACTIVE_HIGH>;
+};
diff --git a/Documentation/devicetree/bindings/sound/tlv320dac33.txt b/Documentation/devicetree/bindings/sound/tlv320dac33.txt
new file mode 100644
index 0000000..8e981f7
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/tlv320dac33.txt
@@ -0,0 +1,39 @@
+Texas Instruments - tlv320dac33 Codec module
+
+The tlv320dac33 serial control bus communicates through I2C protocols.
+
+Required properties:
+
+- compatible - "ti,tlv320dac33"
+- reg - I2C slave address
+
+Optional properties:
+
+- power-gpio - gpio pin to power the device
+
+- avdd-supply, dvdd-supply, iovdd-supply: power supplies for the device as covered
+  in Documentation/devicetree/bindings/regulator/regulator.txt
+
+- interrupts       - The interrupt output from the device.
+- interrupt-parent - The parent interrupt controller.
+
+- ti,keep-bclk 	- Keep the BCLK running in FIFO modes
+- ti,burst-bclkdiv - BCLK divider value in burst mode
+
+Example:
+
+tlv320dac33: tlv320dac33 at 19 {
+	compatible = "ti,tlv320dac33";
+	reg = <0x19>;
+
+	avdd-supply = <&vaux4>;
+	dvdd-supply = <&vio>;
+	iovdd-supply = <&vio>;
+
+	interrupt-parent = <&gpio2>;
+	interrupts = <21 1>; /* gpio_53, IRQF_TRIGGER_RISING */
+	power-gpio = <&gpio2 28 0>; /* gpio_60 */
+
+	ti,keep-bclk;
+	ti,burst-bclkdiv = /bits/ 8 <3>;
+};


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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