[PATCH 2/7] dt-bindings: i2c: mux: mule: add dt-bindings for mule i2c multiplexer

Farouk Bouabid farouk.bouabid at theobroma-systems.com
Thu May 2 05:14:02 PDT 2024


Hi Rob,

On 29.04.24 15:56, Rob Herring wrote:
> On Fri, Apr 26, 2024 at 11:50 AM Farouk Bouabid
> <farouk.bouabid at theobroma-systems.com> wrote:
>> This patch adds support for the Mule I2C multiplexer.
>>
>> Mule is an mcu that emulates a set of i2c devices which are reacheable
> MCU
>
> reachable
>
>> through an i2c-mux.
>>
>> The emulated devices share a single i2c address with the mux itself where
>> the requested register is what determines which logic is executed (mux or
>> device).
> Just to be sure, we need a complete binding for the MCU. Is this the
> only thing the MCU does?


Currently that is all the MCU does. We plan to add more features to the 
MCU firmware: Buzzer over i2c, watchdog over i2c ...


Best regards

Farouk




More information about the Linux-rockchip mailing list