Re: [PATCH v2 1/2] ASoC: da7218: Add bindings documentation for DA7218 audio codec

[Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

On Wed, Nov 11, 2015 at 03:40:22PM +0000, Adam Thomson wrote:
> Signed-off-by: Adam Thomson <Adam.Thomson.Opensource-WBD+wuPFNBhBDgjK7y7TUQ@public.gmane.org>
> ---
>  Documentation/devicetree/bindings/sound/da7218.txt | 106 +++++++++++++++++++++
>  1 file changed, 106 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/da7218.txt
> 
> diff --git a/Documentation/devicetree/bindings/sound/da7218.txt b/Documentation/devicetree/bindings/sound/da7218.txt
> new file mode 100644
> index 0000000..35a53dd
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/da7218.txt
> @@ -0,0 +1,106 @@
> +Dialog Semiconductor DA7218 Audio Codec bindings
> +
> +DA7218 is an audio codec with HP detect feature.
> +
> +======
> +
> +Required properties:
> +- compatible : Should be "dlg,da7217" or "dlg,da7218"
> +- reg: Specifies the I2C slave address
> +
> +- VDD-supply: VDD power supply for the device
> +- VDDMIC-supply: VDDMIC power supply for the device
> +- VDDIO-supply: VDDIO power supply for the device
> +  (See Documentation/devicetree/bindings/regulator/regulator.txt for further
> +   information relating to regulators)
> +
> +Optional properties:
> +- interrupt-parent: Specifies the phandle of the interrupt controller to which
> +  the IRQs from DA7218 are delivered to.
> +- interrupts: IRQ line info for DA7218 chip.
> +  (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt for
> +   further information relating to interrupt properties)
> +- interrupt-names : Name associated with interrupt line. Should be "wakeup" if
> +  interrupt is to be used to wake system, otherwise "irq" should be used.
> +- wakeup-source: Flag to indicate this device can wake system (suspend/resume).
> +
> +- clocks : phandle and clock specifier for codec MCLK.
> +- clock-names : Clock name string for 'clocks' attribute, should be "mclk".
> +
> +- dlg,micbias1-lvl : Voltage (mV) for Mic Bias 1
> +	[<1200>, <1600>, <1800>, <2000>, <2200>, <2400>, <2600>, <2800>, <3000>]
> +- dlg,micbias2-lvl : Voltage (mV) for Mic Bias 2
> +	[<1200>, <1600>, <1800>, <2000>, <2200>, <2400>, <2600>, <2800>, <3000>]

Units please (-microvolt).

> +- dlg,mic1-amp-in-sel : Mic1 input source type
> +	["diff", "se_p", "se_n"]
> +- dlg,mic2-amp-in-sel : Mic2 input source type
> +	["diff", "se_p", "se_n"]
> +- dlg,dmic1-data-sel : DMIC1 channel select based on clock edge.
> +	["lrise_rfall", "lfall_rrise"]
> +- dlg,dmic1-samplephase : When to sample audio from DMIC1.
> +	["on_clkedge", "between_clkedge"]
> +- dlg,dmic1-clkrate : DMic1 clock frequency (Hz).
> +	[<1500000>, <3000000>]
> +- dlg,dmic2-data-sel : DMic2 channel select based on clock edge.
> +	["lrise_rfall", "lfall_rrise"]
> +- dlg,dmic2-samplephase : When to sample audio from DMic2.
> +	["on_clkedge", "between_clkedge"]
> +- dlg,dmic2-clkrate : DMic2 clock frequency (Hz).
> +	[<1500000>, <3000000>]
> +- dlg,hp-diff-single-supply : Boolean flag, use single supply for HP
> +			      (DA7217 only)
> +
> +======
> +
> +Optional Child node - 'da7218_hpldet' (DA7218 only):
> +
> +Optional properties:
> +- dlg,jack-rate : Time between jack detect measurements (us)
> +	[<5>, <10>, <20>, <40>, <80>, <160>, <320>, <640>]

Units

Rob

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