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mfd: madera: Update DT binding document to support clock supplies

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Add the 3 input clock sources for the chip into the device tree binding
document.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Charles Keepax 2019-10-21 14:58:12 +01:00 committed by Lee Jones
parent 28eafe9162
commit c9d93428bf
1 changed files with 8 additions and 0 deletions
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8
Documentation/devicetree/bindings/mfd/madera.txt
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@ -67,6 +67,14 @@ Optional properties:
As defined in bindings/gpio.txt.
Although optional, it is strongly recommended to use a hardware reset
- clocks: Should reference the clocks supplied on MCLK1, MCLK2 and MCLK3
- clock-names: May contain up to three strings:
"mclk1" for the clock supplied on MCLK1, recommended to be a high
quality audio reference clock
"mclk2" for the clock supplied on MCLK2, required to be an always on
32k clock
"mclk3" for the clock supplied on MCLK3
- MICBIASx : Initial data for the MICBIAS regulators, as covered in
Documentation/devicetree/bindings/regulator/regulator.txt.
One for each MICBIAS generator (MICBIAS1, MICBIAS2, ...)