[PATCH v3 01/11] dt-bindings: arm: Add support for DSB element size

Tao Zhang
2023-03-23T06:04:57Z

Add property "qcom,dsb-elem-size" to support DSB(Discrete Single
Bit) element for TPDM. The associated aggregator will read this
size before it is enabled. DSB element size currently only
supports 32-bit and 64-bit.

Signed-off-by: Tao Zhang <quic_taozha@quicinc.com>
---
.../devicetree/bindings/arm/qcom,coresight-tpdm.yaml | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
index 5c08342..d9b6b613 100644
--- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
+++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
@@ -44,6 +44,15 @@ properties:
minItems: 1
maxItems: 2

+ qcom,dsb-element-size:
+ description:
+ Specifies the DSB(Discrete Single Bit) element size supported by
+ the monitor. The associated aggregator will read this size before it
+ is enabled. DSB element size currently only supports 32-bit and 64-bit.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 32
+ maximum: 64
+
clocks:
maxItems: 1

@@ -77,6 +86,8 @@ examples:
compatible = "qcom,coresight-tpdm", "arm,primecell";
reg = <0x0684c000 0x1000>;

+ qcom,dsb-element-size = <32>;
+
clocks = <&aoss_qmp>;
clock-names = "apb_pclk";

--
2.7.4