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dt-bindings: arm: Add support for DSB element size

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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>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/1695882586-10306-3-git-send-email-quic_taozha@quicinc.com
This commit is contained in:
Tao Zhang 2023-09-28 14:29:35 +08:00 • committed by Suzuki K Poulose
parent f4443ee5a3
commit 2a8d9b3715
1 changed files with 10 additions and 0 deletions
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10
Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
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@ -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";