Re: [RFC v2 0/1] i2c: acpi: scan ACPI enumerated I2C mux channels

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On Wed, Sep 30, 2015 at 02:52:28PM +0200, Rafael J. Wysocki wrote:
> > >     Device (CH00) {
> > >         Name (_ADR, 0x0)
> > > 
> > >         Device (TMP0) {
> > >             Name (_ADR, 0x50)
> > 
> > ... and this are not needed. I2cSerialBus already contains the address.
> > 
> > Also I think you need to have "PRP0001" here as well.
> 
> The idea is to use _ADR kind of instead of "PRP0001" to express the "you
> don't need a driver for this" idea AFAICS.

But I think it needs a driver and it even includes "compatible" string
below :-)

> > >             Name (_CRS, ResourceTemplate()
> > >             {
> > >                 I2cSerialBus (0x60, ControllerInitiated, I2C_SPEED,
> > >                               AddressingMode7Bit, "^CH00", 0x00,
> > >                               ResourceConsumer,,)
> > >             })
> > >             Name (_DSD, Package ()
> > >             {
> > >                 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
> > >                 Package () {
> > >                     Package (2) { "compatible", "national,lm75" },
> > >                 }
> > >             })
> > >         }
> > >     }
> > > }
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