Re: [PATCH v2] of: i2c: Add idle-disconnect DT property to PCA954x mux driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On Thu, Jan 15, 2015 at 6:32 AM, Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote:
> On Fri, Dec 19, 2014 at 06:00:10PM +0100, Alexander Sverdlin wrote:
>> of: i2c: Add idle-disconnect DT property to PCA954x mux driver
>>
>> Add idle-disconnect device tree property to PCA954x mux driver. The new property
>> forces the multiplexer to disconnect child buses in idle state. This is used, for
>> example, when there are several multiplexers on the same bus and the devices on
>> the underlying buses might have same I2C addresses.
>
> Basically OK. Question to DT maintainers: "idle-disconnect",
> "i2c-mux-idle-disconnect", or is there another existing binding we could
> use?

Not that I'm aware of. If this is specific to i2c-mux's then I'd go
with the latter. Either way, this should go in a common i2c or i2c-mux
binding doc.

Alternatively, couldn't the kernel do this automatically when the
above conditions happen?

Rob
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]
  Powered by Linux