add new kernel driver i2c-mux-pinctrl, pinctrl-based I2C multiplexer #4949
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Signed-off-by: Jörg Schüler-Maroldt <joerg-linux@arcor.de>
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Hi, this has formal issues:
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adschm
added
kernel
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In kernel 5.4 there are new drivers, you need i2c-mux-pinctr for raspberry pi cm4 to enable the RTC on the IO board.
The sample for config.txt is:
dtoverlay=dwc2,dr_mode=host
dtparam=i2c_vc=on
If necessary, I can add all i2c drivers that are new there and test the compilation.
Signed-off-by: Jörg Schüler-Maroldt joerg-linux@arcor.de