[PATCH 5/8] dt-bindings: clock: qcom: Add NSS clock controller for IPQ5424 SoC
Krzysztof Kozlowski
krzk at kernel.org
Tue Jun 17 07:49:05 PDT 2025
On 17/06/2025 14:06, Luo Jie wrote:
> NSS clock controller provides the clocks and resets to the
> networking blocks such as PPE (Packet Process Engine) and
> UNIPHY (PCS) on IPQ5424 devices.
Please wrap commit message according to Linux coding style / submission
process (neither too early nor over the limit):
https://elixir.bootlin.com/linux/v6.4-rc1/source/Documentation/process/submitting-patches.rst#L597
>
> Add the compatible "qcom,ipq5424-nsscc" support based on the
> current IPQ9574 NSS clock controller DT binding file.
> ICC clocks are always provided by the NSS clock controller
> of IPQ9574 and IPQ5424, so add interconnect-cells as required
> DT property.
>
> Also add master/slave ids for IPQ5424 networking interfaces,
> which is used by nss-ipq5424 driver for providing interconnect
> services using icc-clk framework.
>
> Signed-off-by: Luo Jie <quic_luoj at quicinc.com>
> ---
> .../bindings/clock/qcom,ipq9574-nsscc.yaml | 66 +++++++++++++++++++---
> include/dt-bindings/clock/qcom,ipq5424-nsscc.h | 65 +++++++++++++++++++++
> include/dt-bindings/interconnect/qcom,ipq5424.h | 13 +++++
> include/dt-bindings/reset/qcom,ipq5424-nsscc.h | 46 +++++++++++++++
> 4 files changed, 182 insertions(+), 8 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/clock/qcom,ipq9574-nsscc.yaml b/Documentation/devicetree/bindings/clock/qcom,ipq9574-nsscc.yaml
> index 17252b6ea3be..5bc2fe049b26 100644
> --- a/Documentation/devicetree/bindings/clock/qcom,ipq9574-nsscc.yaml
> +++ b/Documentation/devicetree/bindings/clock/qcom,ipq9574-nsscc.yaml
> @@ -4,7 +4,7 @@
> $id: http://devicetree.org/schemas/clock/qcom,ipq9574-nsscc.yaml#
> $schema: http://devicetree.org/meta-schemas/core.yaml#
>
> -title: Qualcomm Networking Sub System Clock & Reset Controller on IPQ9574
> +title: Qualcomm Networking Sub System Clock & Reset Controller on IPQ9574 and IPQ5424
>
> maintainers:
> - Bjorn Andersson <andersson at kernel.org>
> @@ -12,21 +12,25 @@ maintainers:
>
> description: |
> Qualcomm networking sub system clock control module provides the clocks,
> - resets on IPQ9574
> + resets on IPQ9574 and IPQ5424
>
> - See also::
> + See also:
> + include/dt-bindings/clock/qcom,ipq5424-nsscc.h
> include/dt-bindings/clock/qcom,ipq9574-nsscc.h
> + include/dt-bindings/reset/qcom,ipq5424-nsscc.h
> include/dt-bindings/reset/qcom,ipq9574-nsscc.h
>
> properties:
> compatible:
> - const: qcom,ipq9574-nsscc
> + enum:
> + - qcom,ipq5424-nsscc
> + - qcom,ipq9574-nsscc
>
> clocks:
> items:
> - description: Board XO source
> - - description: CMN_PLL NSS 1200MHz (Bias PLL cc) clock source
> - - description: CMN_PLL PPE 353MHz (Bias PLL ubi nc) clock source
> + - description: CMN_PLL NSS 1200 MHz or 300 MHZ (Bias PLL cc) clock source
> + - description: CMN_PLL PPE 353 MHz or 375 MHZ (Bias PLL ubi nc) clock source
This change means devices are different. Just ocme with your own schema.
Best regards,
Krzysztof
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