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-rw-r--r--Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
index a575e42f7fec..e57eaff07738 100644
--- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
+++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
@@ -155,6 +155,15 @@ 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 {
@@ -218,6 +227,11 @@ firmware {
compatible = "fsl,imx8qxp-sc-rtc";
};
+ scu_key: scu-key {
+ compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key";
+ linux,keycodes = <KEY_POWER>;
+ };
+
watchdog {
compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt";
timeout-sec = <60>;