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dt-bindings: arm: Add support for DSB MSR register 

Add property "qcom,dsb-msrs-num" to support DSB(Discrete Single
Bit) MSR(mux select register) for TPDM. It specifies the number
of MSR registers supported by the DSB TDPM.

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/1695882586-10306-13-git-send-email-quic_taozha@quicinc.com
This commit is contained in:
Tao Zhang 2023-09-28 14:29:45 +08:00 committed by Suzuki K Poulose
parent 4c983382a2
commit 8e05f86f07
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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@ -52,6 +52,15 @@ properties:
$ref: /schemas/types.yaml#/definitions/uint8
enum: [32, 64]
qcom,dsb-msrs-num:
description:
Specifies the number of DSB(Discrete Single Bit) MSR(mux select register)
registers supported by the monitor. If this property is not configured
or set to 0, it means this DSB TPDM doesn't support MSR.
$ref: /schemas/types.yaml#/definitions/uint32
minimum: 0
maximum: 32
clocks:
maxItems: 1
@ -86,6 +95,7 @@ examples:
reg = <0x0684c000 0x1000>;
qcom,dsb-element-size = /bits/ 8 <32>;
qcom,dsb-msrs-num = <16>;
clocks = <&aoss_qmp>;
clock-names = "apb_pclk";