Re: [PATCH v2 7/8] dt-bindings: arm: Add support for TPDM CMB MSR register

From: Rob Herring
Date: Thu Oct 26 2023 - 17:27:21 EST


On Wed, Oct 25, 2023 at 10:53:27AM +0800, Tao Zhang wrote:
> Add property "qcom,cmb_msr_num" to support CMB MSR(mux select register)
> for TPDM. It specifies the number of CMB MSR registers supported by
> the TDPM.
>
> Signed-off-by: Tao Zhang <quic_taozha@xxxxxxxxxxx>
> Signed-off-by: Mao Jinlong <quic_jinlmao@xxxxxxxxxxx>
> ---
> 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 f9a2025..a586b80a 100644
> --- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
> +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml
> @@ -69,6 +69,15 @@ properties:
> minimum: 0
> maximum: 32
>
> + qcom,cmb-msrs-num:
> + description:
> + Specifies the number of CMB MSR(mux select register) registers supported
> + by the monitor. If this property is not configured or set to 0, it means
> + this TPDM doesn't support CMB MSR.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 32

default: 0

> +
> clocks:
> maxItems: 1
>
> @@ -124,6 +133,7 @@ examples:
> reg-names = "tpdm-base";
>
> qcom,cmb-element-size = /bits/ 8 <64>;
> + qcom,cmb-msrs-num = <32>;
>
> clocks = <&aoss_qmp>;
> clock-names = "apb_pclk";
> --
> 2.7.4
>