On Wed, Jan 04, 2017 at 05:29:54PM +0800, Phil Reid wrote:
> Various muxes can aggregate multiple irq lines and provide a control
> register to determine the active line. Add bindings for interrupt
> controller support.
>
> Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt | 14 +++++++++++++-
> 1 file changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> index cf53d5f..9f7c275 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> @@ -19,7 +19,14 @@ Optional Properties:
> - 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.
> -
> + - interrupt-parent: Phandle for the interrupt controller that services
> + interrupts for this device.
> + - interrupts: Interrupt mapping for IRQ.
> + - interrupt-controller: Marks the device node as a interrupt controller.
> + - #interrupt-cells : Should be two.
> + - first cell is the pin number
> + - second cell is used to specify flags.
> + See also Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
>
> Example:
>
> @@ -29,6 +36,11 @@ Example:
> #size-cells = <0>;
> reg = <0x74>;
>
> + interrupt-parent = <&ipic>;
> + interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
> + interrupt-controller;
> + #interrupt-cells=<2>;
Needs spaces around the '='. With that,
Acked-by: Rob Herring <robh@xxxxxxxxxx>
> +
> i2c@2 {
> #address-cells = <1>;
> #size-cells = <0>;
> --
> 1.8.3.1
>
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