Hi Simon, On 09. 04. 20 18:25, Simon Glass wrote: > Hi Michal, > > On Thu, 9 Apr 2020 at 08:03, Michal Simek <michal.si...@xilinx.com> wrote: >> >> Hi Heiko and Simon, >> >> I have find out one bug in i2c class. I am using zcu104 revC board which >> has dts in mainline where i2c1 has i2c mux with some channels. >> In DT clock-frequency = <400000>; is specified and it is read in >> i2c_post_probe(). But i2c_mux_bus_drv is also UCLASS_I2C which means >> that post probe is called for it too. And because clock-frequency >> property is not there default 100k is used. >> >> I think that is bug and should be fixed. >> Heiko: Are you aware about this issue? >> >> Simon: I think that make sense to use some flags to skip calling >> post_probe in this case. Or any suggestion how to fix it would be great. > > Ick, hope not. Can you please point me to the board config and the device > tree?
We have switch to generic config for all zynqmp boards. That's why export DEVICE_TREE=zynqmp-zcu104-revC make xilinx_zynqmp_virt_defconfig It means DT arch/arm/dts/zynqmp-zcu104-revC.dts but I expect the same behavior on zynqmp-zcu102-revA and others who have i2c mux driver. Thanks, Michal
