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[cascardo/linux.git] / Documentation / devicetree / bindings / sound / ts3a227e.txt
1 Texas Instruments TS3A227E
2 Autonomous Audio Accessory Detection and Configuration Switch
3
4 The TS3A227E detect headsets of 3-ring and 4-ring standards and
5 switches automatically to route the microphone correctly.  It also
6 handles key press detection in accordance with the Android audio
7 headset specification v1.0.
8
9 Required properties:
10
11  - compatible:          Should contain "ti,ts3a227e".
12  - reg:                 The i2c address. Should contain <0x3b>.
13  - interrupt-parent:    The parent interrupt controller
14  - interrupts:          Interrupt number for /INT pin from the 227e
15
16
17 Examples:
18
19         i2c {
20                 ts3a227e@3b {
21                         compatible = "ti,ts3a227e";
22                         reg = <0x3b>;
23                         interrupt-parent = <&gpio>;
24                         interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
25                 };
26         };