On 2021-02-17 16:32, Vinod Koul wrote:
On 17-02-21, 12:18, Souradeep Chowdhury wrote:
Documentation for Data Capture and Compare(DCC) device tree bindings
in yaml format.
Signed-off-by: Souradeep Chowdhury <schowdhu@xxxxxxxxxxxxxx>
---
.../devicetree/bindings/arm/msm/qcom,dcc.yaml | 49
++++++++++++++++++++++
1 file changed, 49 insertions(+)
create mode 100644
Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
diff --git a/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
b/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
new file mode 100644
index 0000000..8f09578
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/msm/qcom,dcc.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/msm/qcom,dcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Data Capture and Compare
+
+maintainers:
+ - Souradeep Chowdhury <schowdhu@xxxxxxxxxxxxxx>
+
+description: |
+ DCC (Data Capture and Compare) is a DMA engine which is used to
save
+ configuration data or system memory contents during catastrophic
failure
+ or SW trigger.DCC is used to capture and store data for debugging
purpose
space after .
Ack
+
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - qcom,sm8150-dcc
+ - const: qcom,dcc
+
+ reg:
+ items:
+ - description: DCC base register region
+ - description: DCC RAM base register region
+
+ reg-names:
+ items:
+ - const: dcc-base
+ - const: dcc-ram-base
drop dcc from names
Since DCC has a dedicated SRAM, this has been named like this as
only base and ram-base are generic names. Let me know if this is
still required to be changed.
+
+required:
+ - compatible
+ - reg
+ - reg-names
+
+additionalProperties: false
+
+examples:
+ - |
+ dcc@010a2000{
+ compatible = "qcom,sm8150-dcc";
should this not be:
compatible = "qcom,sm8150-dcc", "qcom,dcc";
Ack
+ reg = <0 0x010a2000 0 0x1000>,
+ <0 0x010ae000 0 0x2000>;
+ reg-names = "dcc-base", "dcc-ram-base";
+ };
--
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