[PATCH] dt-bindings: remoteproc: pru: Add Interrupt property

MD Danish Anwar danishanwar at ti.com
Mon Aug 7 04:08:36 PDT 2023


Add interrupts and interrupt-names protperties for PRU and RTU cores.

Signed-off-by: MD Danish Anwar <danishanwar at ti.com>
---
 .../bindings/remoteproc/ti,pru-rproc.yaml     | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
index cd55d80137f7..6970316943bb 100644
--- a/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
@@ -66,6 +66,16 @@ properties:
       Should contain the name of the default firmware image
       file located on the firmware search path.
 
+  interrupts:
+    maxItems: 1
+    description:
+      Interrupt specifiers enable the virtio/rpmsg communication between MPU
+      and the PRU/RTU cores.
+
+  interrupt-names:
+    items:
+      - const: vring
+
 if:
   properties:
     compatible:
@@ -171,6 +181,9 @@ examples:
               <0x22400 0x100>;
         reg-names = "iram", "control", "debug";
         firmware-name = "am65x-pru0_0-fw";
+        interrupt-parent = <&icssg0_intc>;
+        interrupts = <16 2 2>;
+        interrupt-names = "vring";
       };
 
       rtu0_0: rtu at 4000 {
@@ -180,6 +193,9 @@ examples:
               <0x23400 0x100>;
         reg-names = "iram", "control", "debug";
         firmware-name = "am65x-rtu0_0-fw";
+        interrupt-parent = <&icssg0_intc>;
+        interrupts = <20 4 4>;
+        interrupt-names = "vring";
       };
 
       tx_pru0_0: txpru at a000 {
@@ -198,6 +214,9 @@ examples:
               <0x24400 0x100>;
         reg-names = "iram", "control", "debug";
         firmware-name = "am65x-pru0_1-fw";
+        interrupt-parent = <&icssg0_intc>;
+        interrupts = <18 3 3>;
+        interrupt-names = "vring";
       };
 
       rtu0_1: rtu at 6000 {
@@ -207,6 +226,9 @@ examples:
               <0x23c00 0x100>;
         reg-names = "iram", "control", "debug";
         firmware-name = "am65x-rtu0_1-fw";
+        interrupt-parent = <&icssg0_intc>;
+        interrupts = <22 5 5>;
+        interrupt-names = "vring";
       };
 
       tx_pru0_1: txpru at c000 {
-- 
2.34.1




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