Re: [PATCH v3] i2c:at91: Add device tree property to set clock-frequency

[Wolfram Sang]

> > Examples :
> > @@ -23,6 +24,7 @@ i2c0: i2c@fff84000 {
> >     #address-cells = <1>;
> >     #size-cells = <0>;
> >     clocks = <&twi0_clk>;
> > +   clock-frequency = <400000>;
> > 
> The bindings is wrong it’s not the bus frequency but the max frequency
> 
> as you describe the bus not the device frequency. And this is this one that 
> limit the bus

It is not wrong, it is since "the beginning" the way i2c bus speeds are
described. It is well known that, in fact, the devices should have a
speed limiting property, yet nobody has sent in patches so far.

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