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Diffstat (limited to 'Documentation/devicetree/bindings/sound/rt1011.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/rt1011.txt | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/rt1011.txt b/Documentation/devicetree/bindings/sound/rt1011.txt new file mode 100644 index 0000000000..02d53b9aa2 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rt1011.txt @@ -0,0 +1,42 @@ +RT1011 Mono Class D Audio Amplifier + +This device supports I2C only. + +Required properties: + +- compatible : "realtek,rt1011". + +- reg : The I2C address of the device. This I2C address decide by + two input pins (ASEL1 and ASEL2). + ------------------------------------- + | ASEL2 | ASEL1 | Address | + ------------------------------------- + | 0 | 0 | 0x38 | + ------------------------------------- + | 0 | 1 | 0x39 | + ------------------------------------- + | 1 | 0 | 0x3a | + ------------------------------------- + | 1 | 1 | 0x3b | + ------------------------------------- + +Optional properties: + +- realtek,temperature_calib + u32. The temperature was measured while doing the calibration. Units: Celsius degree + +- realtek,r0_calib + u32. This is r0 calibration data which was measured in factory mode. + +Pins on the device (for linking into audio routes) for RT1011: + + * SPO + +Example: + +rt1011: codec@38 { + compatible = "realtek,rt1011"; + reg = <0x38>; + realtek,temperature_calib = <25>; + realtek,r0_calib = <0x224050>; +}; |