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Date: Wed, 29 Mar 2017 13:03:25 +1030 From: Joel Stanley <joel@....id.au> To: Rick Altherr <raltherr@...gle.com> Cc: OpenBMC Maillist <openbmc@...ts.ozlabs.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, devicetree@...r.kernel.org, linux-iio@...r.kernel.org, Hartmut Knaack <knaack.h@....de>, Rob Herring <robh+dt@...nel.org>, Lars-Peter Clausen <lars@...afoo.de>, Mark Rutland <mark.rutland@....com>, Jonathan Cameron <jic23@...nel.org>, Peter Meerwald-Stadler <pmeerw@...erw.net> Subject: Re: [PATCH v5 1/2] Documentation: dt-bindings: Document bindings for Aspeed ADC On Wed, Mar 29, 2017 at 8:22 AM, Rick Altherr <raltherr@...gle.com> wrote: > Signed-off-by: Rick Altherr <raltherr@...gle.com> > --- Acked-by: Joel Stanley <joel@....id.au> > > Changes in v5: None > Changes in v4: None > Changes in v3: > - Consistently write hex contstants with lowercase letters > - Drop model numbers from description as same IP is used in every generation > > Changes in v2: > - Rewritten as an IIO ADC device > > .../devicetree/bindings/iio/adc/aspeed_adc.txt | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/adc/aspeed_adc.txt > > diff --git a/Documentation/devicetree/bindings/iio/adc/aspeed_adc.txt b/Documentation/devicetree/bindings/iio/adc/aspeed_adc.txt > new file mode 100644 > index 000000000000..674e133b7cd7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/aspeed_adc.txt > @@ -0,0 +1,20 @@ > +Aspeed ADC > + > +This device is a 10-bit converter for 16 voltage channels. All inputs are > +single ended. > + > +Required properties: > +- compatible: Should be "aspeed,ast2400-adc" or "aspeed,ast2500-adc" > +- reg: memory window mapping address and length > +- clocks: Input clock used to derive the sample clock. Expected to be the > + SoC's APB clock. > +- #io-channel-cells: Must be set to <1> to indicate channels are selected > + by index. > + > +Example: > + adc@...e9000 { > + compatible = "aspeed,ast2400-adc"; > + reg = <0x1e6e9000 0xb0>; > + clocks = <&clk_apb>; > + #io-channel-cells = <1>; > + }; > -- > 2.12.2.564.g063fe858b8-goog >
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