This patch extends the current i2c-mux-pca954x driver and adds support for
a newer PCA984x family of the I2C switches and multiplexers from NXP.
Signed-off-by: NAdrian Fiergolski <adrian.fiergolski@cern.ch>
Reviewed-by: NRob Herring <robh@kernel.org>
Signed-off-by: NPeter Rosin <peda@axentia.se>