RE: [PATCH V5 1/5] dt-bindings: fsl: scu: add scu key binding

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

 



Sorry, please ignore this version, it has build issue, just resent the patch series.

Anson.

> Subject: [PATCH V5 1/5] dt-bindings: fsl: scu: add scu key binding
> 
> NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as system
> controller, the system controller is in charge of system power, clock and scu
> key event etc. management, Linux kernel has to communicate with system
> controller via MU (message unit) IPC to get scu key event, add binding doc for
> i.MX system controller key driver.
> 
> Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
> ---
> No changes.
> ---
>  .../devicetree/bindings/arm/freescale/fsl,scu.txt          | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> index c149fad..5eab7d0 100644
> --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> @@ -157,6 +157,15 @@ Required properties:
>  Optional properties:
>  - timeout-sec: contains the watchdog timeout in seconds.
> 
> +SCU key bindings based on SCU Message Protocol
> +------------------------------------------------------------
> +
> +Required properties:
> +- compatible: should be:
> +              "fsl,imx8qxp-sc-key"
> +              followed by "fsl,imx-sc-key";
> +- linux,keycodes: See Documentation/devicetree/bindings/input/keys.txt
> +
>  Example (imx8qxp):
>  -------------
>  aliases {
> @@ -220,6 +229,11 @@ firmware {
>  			compatible = "fsl,imx8qxp-sc-rtc";
>  		};
> 
> +		scu_key: scu-key {
> +			compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key";
> +			linux,keycode = <KEY_POWER>;
> +		};
> +
>  		watchdog {
>  			compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt";
>  			timeout-sec = <60>;
> --
> 2.7.4





[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux