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From: Tao Zhang <quic_taozha@quicinc.com>
To: Mathieu Poirier <mathieu.poirier@linaro.org>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Konrad Dybcio <konradybcio@gmail.com>,
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CC: Tao Zhang <quic_taozha@quicinc.com>,
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Yuanfang Zhang <quic_yuanfang@quicinc.com>,
Trilok Soni <quic_tsoni@quicinc.com>,
Hao Zhang <quic_hazha@quicinc.com>,
<linux-arm-msm@vger.kernel.org>, <andersson@kernel.org>
Subject: [PATCH v7 02/13] dt-bindings: arm: Add support for DSB element size
Date: Tue, 25 Jul 2023 15:15:42 +0800
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| Series |
Add support to configure TPDM DSB subunit
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Commit Message
Tao Zhang
July 25, 2023, 7:15 a.m. UTC
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> Acked-by: Rob Herring <robh@kernel.org> --- Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml index 5c08342..931ee8f 100644 --- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml @@ -44,6 +44,14 @@ 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/uint8 + enum: [32, 64] + clocks: maxItems: 1 @@ -77,6 +85,8 @@ examples: compatible = "qcom,coresight-tpdm", "arm,primecell"; reg = <0x0684c000 0x1000>; + qcom,dsb-element-size = /bits/ 8 <32>; + clocks = <&aoss_qmp>; clock-names = "apb_pclk";