On 2019-10-14 13:25, Biwen Li wrote: > This replaces property i2c-mux-idle-disconnect with idle-state > > Signed-off-by: Biwen Li <biwen.li@xxxxxxx> > --- > Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt > index 30ac6a60f041..f2db517b1635 100644 > --- a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt > +++ b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt > @@ -25,9 +25,7 @@ Required Properties: > Optional Properties: > > - reset-gpios: Reference to the GPIO connected to the reset input. > - - i2c-mux-idle-disconnect: Boolean; if defined, forces mux to disconnect all > - children in idle state. This is necessary for example, if there are several > - multiplexers on the bus and the devices behind them use same I2C addresses. > + - idle-state: Please refer to Documentation/devicetree/bindings/mux/mux-controller.txt > - interrupts: Interrupt mapping for IRQ. > - interrupt-controller: Marks the device node as an interrupt controller. > - #interrupt-cells : Should be two. > You can't just remove i2c-mux-idle-disconnect. It needs to remain, and the driver needs to maintain support for this in case a new kernel is running with an old devicetree. Cheers, Peter