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-rw-r--r--dts/Bindings/arm/firmware/linaro,optee-tz.yaml11
1 files changed, 10 insertions, 1 deletions
diff --git a/dts/Bindings/arm/firmware/linaro,optee-tz.yaml b/dts/Bindings/arm/firmware/linaro,optee-tz.yaml
index c24047c1fd..5d033570b5 100644
--- a/dts/Bindings/arm/firmware/linaro,optee-tz.yaml
+++ b/dts/Bindings/arm/firmware/linaro,optee-tz.yaml
@@ -4,7 +4,7 @@
$id: http://devicetree.org/schemas/arm/firmware/linaro,optee-tz.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
-title: OP-TEE Device Tree Bindings
+title: OP-TEE
maintainers:
- Jens Wiklander <jens.wiklander@linaro.org>
@@ -24,6 +24,13 @@ properties:
compatible:
const: linaro,optee-tz
+ interrupts:
+ maxItems: 1
+ description: |
+ This interrupt which is used to signal an event by the secure world
+ software is expected to be either a per-cpu interrupt or an
+ edge-triggered peripheral interrupt.
+
method:
enum: [smc, hvc]
description: |
@@ -42,10 +49,12 @@ additionalProperties: false
examples:
- |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
firmware {
optee {
compatible = "linaro,optee-tz";
method = "smc";
+ interrupts = <GIC_SPI 187 IRQ_TYPE_EDGE_RISING>;
};
};