Re: [PATCH v5 1/3] dt-bindings: i2c-gpio: Add properties for dealing with write-only SDA/SCL w/o pullup

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, 18 Jan 2023 22:51:58 +0100, Heiner Kallweit wrote:
> There are slave devices that understand I2C but have read-only SDA and
> SCL. Examples are FD650 7-segment LED controller and its derivatives.
> Typical board designs don't even have a pull-up for both pins.
> Therefore add properties for not using open-drain. For write-only SCL
> we have a property already, add one for write-only SDA.
> 
> Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
> ---
> v4:
> - add no-pullup properties
> v5:
> - add checking mutually-exclusive properties to schema
> ---
>  .../devicetree/bindings/i2c/i2c-gpio.yaml     | 26 +++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>



[Index of Archives]     [Linux GPIO]     [Linux SPI]     [Linux Hardward Monitoring]     [LM Sensors]     [Linux USB Devel]     [Linux Media]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux