Messages in this thread | | | From | Ruslan Babayev <> | Subject | Re: [PATCH net-next 2/2] net: phy: sfp: enable i2c-bus detection on ACPI based systems | Date | Mon, 06 May 2019 11:14:15 -0700 |
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Mika Westerberg writes:
> On Sun, May 05, 2019 at 03:05:23PM -0700, Ruslan Babayev wrote: >> Lookup I2C adapter using the "i2c-bus" device property on ACPI based >> systems similar to how it's done with DT. >> >> An example DSD describing an SFP on an ACPI based system: >> >> Device (SFP0) >> { >> Name (_HID, "PRP0001") >> Name (_DSD, Package () >> { >> ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), >> Package () { >> Package () { "compatible", "sff,sfp" }, >> Package () { "i2c-bus", \_SB.PCI0.RP01.I2C.MUX.CH0 }, > > Hmm, ACPI has I2cSerialBusV2() resource for this purpose. Why you are not > using that?
I am not an ACPI expert, but my understanding is I2cSerialBusV2() is used for slave connections. I am trying to reference an I2C controller here.
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