Re: Adding MAX1363 to BBB

[Michael Welling <mwelling@ieee.org>]

On Thu, Aug 27, 2015 at 12:10:06PM -0700, Greg Wilson-Lindberg wrote:
>  
> 
> > -----Original Message-----
> > From: Michael Welling [mailto:mwelling79@gmail.com] On Behalf 
> > Of Michael Welling
> > Sent: Monday, August 24, 2015 9:55 AM
> > To: Greg Wilson-Lindberg
> > Cc: linux-iio@vger.kernel.org
> > Subject: Re: Adding MAX1363 to BBB
> > 
> > On Mon, Aug 24, 2015 at 09:26:53AM -0700, Greg Wilson-Lindberg wrote:
> > > I don't know if anybody on this list can answer this, we 
> > are going to add an IIO compatible Maxim MAX1363 4 channel 
> > ADC to our BBB cape and I am not sure how to specify in the 
> > dts file that it is connected to the I2C channel.
> > > If anyone can give me suggestions, it would be greatly appreciated.
> > >  
> > 
> > Give this a try:
> > 
> > &i2c1 {
> > 	status = "okay";
> > 
> > 	adc@34 {
> > 		compatible = "maxim,max1363";
> > 		vcc-supply = <&reg_3v3>;
> > 		reg = <0x34>;
> > 	};
> > };
> > 
> > This assume you have an i2c1 and reg_3v3 defined.
> > 
> > Here is a real example that looks like it uses the same driver:
> > http://lxr.free-electrons.com/source/arch/arm/boot/dts/imx27-p
> > hytec-phycard-s-rdk.dts?v=3.14#L56
> > 
> 
> I've got the max1363 installed on a board and it is showing up as an I2C device, but not as an IIO device. I used your example above for the dts file.
> 
> Any thoughts?

Try using the following instead:
&i2c1 {
	status = "okay";

	adc@34 {
		compatible = "max1363";
		vcc-supply = <&reg_3v3>;
		reg = <0x34>;
	};
};

> 
> > 
> > > Greg Wilson-Lindberg
> > > Sakura Finetek
> > > 310-783-5075
> > > --
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