Hi,

On 31-05-17 15:05, Peter Rosin wrote:
On 2017-05-31 14:21, Hans de Goede wrote:
actually this is the first time I hear about a mux framework
at all. Is there a git tree with the patches for this somewhere ?

https://gitlab.com/peda-linux/mux.git in the "mux" branch.

Series posted here:
https://lkml.org/lkml/2017/5/14/160

Thank you.

I see that mux_control_get() currently relies on devicetree describing
the mux, that is not going to work on non devicetree platforms like
x86 where the relation typically is not described ad all (*) ?

Typically there would be a global list of mux_controls maintained
by mux_[de]register and then mux_control_get() would walk this list
until it finds a matching name. The names to register would then be
passed in by platform data/code when registering and likewise the
consumer would be passed a unique name to pass into mux_control_get()
through platform data / code, would that work for you ?

Note one option would be to set the names to use when registering
a mux chip through device_properties, this is what the power-supply
subsys is currently doing more or less.

Regards,

Hans




*) Work is under way to allow describing topologies in ACPI but it is
not in the standard yet, and we also need to deal with already existing
devices.


Cheers,
peda

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