[PATCH V5 1/3] dt-bindings: sram: qcom,imem: Add Boot Stat region within IMEM

Souradeep Chowdhury quic_schowdhu at quicinc.com
Mon Apr 17 23:46:03 PDT 2023


All Qualcomm bootloaders log useful timestamp information related
to bootloader stats in the IMEM region. Add the child node within
IMEM for the boot stat region containing register address and
compatible string.

Signed-off-by: Souradeep Chowdhury <quic_schowdhu at quicinc.com>
---
 .../devicetree/bindings/sram/qcom,imem.yaml        | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/Documentation/devicetree/bindings/sram/qcom,imem.yaml b/Documentation/devicetree/bindings/sram/qcom,imem.yaml
index ba694ce..d028bed 100644
--- a/Documentation/devicetree/bindings/sram/qcom,imem.yaml
+++ b/Documentation/devicetree/bindings/sram/qcom,imem.yaml
@@ -49,6 +49,28 @@ patternProperties:
     $ref: /schemas/remoteproc/qcom,pil-info.yaml#
     description: Peripheral image loader relocation region
 
+  "^stats@[0-9a-f]+$":
+    type: object
+    description:
+      Imem region dedicated for storing timestamps related
+      information regarding bootstats.
+
+    additionalProperties: false
+
+    properties:
+      compatible:
+        items:
+          - enum:
+              - qcom,sm8450-bootstats
+          - const: qcom,imem-bootstats
+
+      reg:
+        maxItems: 1
+
+    required:
+      - compatible
+      - reg
+
 required:
   - compatible
   - reg
-- 
2.7.4




More information about the linux-arm-kernel mailing list