Re: [PATCH V2 1/5] dt-bindings: fsl: scu: add scu power key binding
From: Pavel Machek
Date: Sun Sep 22 2019 - 12:14:42 EST
On Tue 2019-09-03 10:03:40, Anson Huang wrote:
> 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 power key event etc. management, Linux kernel
> has to communicate with system controller via MU (message unit)
> IPC to get power key event, add binding doc for i.MX system
> controller power key driver.
>
> Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
> ---
> Changes since V1:
> - remove "wakeup-source" property, as it is NOT needed for SCU interrupt;
> - remove "status" in example.
> ---
> .../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..f93e2e4 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.
>
> +Power key bindings based on SCU Message Protocol
> +------------------------------------------------------------
> +
> +Required properties:
> +- compatible: should be:
> + "fsl,imx8qxp-sc-pwrkey"
> + followed by "fsl,imx-sc-pwrkey";
> +- linux,keycodes: See Documentation/devicetree/bindings/input/keys.txt
Note you have keycode_s_ here, but keycode in the example and in the dts patch.
Pavel
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