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The WM8741 DAC supports several differential output modes (stereo, stereo reversed, mono left, mono right). Add platform data and DT bindings to configure it. Signed-off-by: Sergej Sawazki <ce3a@gmx.de> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org>
30 lines
603 B
Plaintext
30 lines
603 B
Plaintext
WM8741 audio CODEC
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This device supports both I2C and SPI (configured with pin strapping
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on the board).
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Required properties:
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- compatible : "wlf,wm8741"
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- reg : the I2C address of the device for I2C, the chip select
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number for SPI.
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Optional properties:
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- diff-mode: Differential output mode configuration. Default value for field
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DIFF in register R8 (MODE_CONTROL_2). If absent, the default is 0, shall be:
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0 = stereo
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1 = mono left
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2 = stereo reversed
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3 = mono right
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Example:
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codec: wm8741@1a {
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compatible = "wlf,wm8741";
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reg = <0x1a>;
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diff-mode = <3>;
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};
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