Add mboxes to define a GCE loopping thread as a secure irq handler.
Add mediatek,event to define a GCE software event siganl as a secure
irq.
These 2 properties are required for CMDQ secure driver.
Signed-off-by: Jason-JH.Lin <jason-jh.lin@xxxxxxxxxxxx>
---
.../mailbox/mediatek,gce-mailbox.yaml | 30 +++++++++++++++----
1 file changed, 24 insertions(+), 6 deletions(-)
diff --git a/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
index cef9d7601398..5c9aebe83d2d 100644
--- a/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
@@ -49,6 +49,21 @@ properties:
items:
- const: gce
+ mboxes:
+ description:
+ A mailbox channel used as a secure irq handler in normal world.
+ Using mailbox to communicate with GCE to setup looping thread,
+ it should have this property and a phandle, mailbox specifiers.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+
+ mediatek,gce-events:
+ description:
+ The event id which is mapping to a software event signal to gce.
+ It is used as a secure irq for every secure gce threads.
+ The event id is defined in the gce header
+ include/dt-bindings/mailbox/mediatek,<chip>-gce.h of each chips.
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+
required:
- compatible
- "#mbox-cells"
@@ -71,20 +86,23 @@ additionalProperties: false
examples:
- |
- #include <dt-bindings/clock/mt8173-clk.h>
+ #include <dt-bindings/clock/mediatek,mt8188-clk.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/mailbox/mediatek,mt8188-gce.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
- gce: mailbox@10212000 {
- compatible = "mediatek,mt8173-gce";
- reg = <0 0x10212000 0 0x1000>;
- interrupts = <GIC_SPI 135 IRQ_TYPE_LEVEL_LOW>;
+ gce0: mailbox@10320000 {
+ compatible = "mediatek,mt8188-gce";
+ reg = <0 0x10320000 0 0x4000>;
+ interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH 0>;
#mbox-cells = <2>;
- clocks = <&infracfg CLK_INFRA_GCE>;
+ clocks = <&infracfg_ao CLK_INFRA_AO_GCE>;
clock-names = "gce";
+ mboxes = <&gce0 15 CMDQ_THR_PRIO_1>;
+ mediatek,gce-events = <CMDQ_SYNC_TOKEN_SECURE_THR_EOF>;
};
};
--
2.18.0
