[PATCH] i2c: muxes: pca954x: add PCA9546 variant

[Heiko Schocher]

Hello Chris,

Am 01.04.2020 um 04:55 schrieb Chris Packham:
> This adds the PCA9546 4-channel i2c bus switch.
> 
> Signed-off-by: Chris Packham <judge.packham at gmail.com>
> ---
> U-boot already supports the PCA9646 which is a pin-compatible (and
> mostly register compatible) replacement. I still think it's worth making
> the distinction and Linux actually supports the 9546 instead of the 9646
> so u-boot will likely encounter dtses with 9546 in the compatible
> string.
> 
>   drivers/i2c/muxes/Kconfig   | 4 ++--
>   drivers/i2c/muxes/pca954x.c | 6 ++++++
>   2 files changed, 8 insertions(+), 2 deletions(-)

Reviewed-by: Heiko Schocher <hs at denx.de>

bye,
Heiko
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