Re: [PATCH v2 2/4] dt-bindings: remoteproc: qcom: Convert wcnss documentation to YAML

From: Krzysztof Kozlowski
Date: Fri Sep 09 2022 - 04:00:11 EST


On 08/09/2022 20:49, Sireesh Kodali wrote:
> This is a direct conversion of the existing txt documentation to YAML.
> It is in preparation for the addition of pronto-v3 to the docs. This
> patch doesn't document any of the existing subnodes/properties that are
> not documented in the existing txt file. That is done in a separate
> patch.
>
> Signed-off-by: Sireesh Kodali <sireeshkodali1@xxxxxxxxx>
> ---
> .../bindings/remoteproc/qcom,wcnss-pil.yaml | 263 ++++++++++++++++++
> 1 file changed, 263 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,wcnss-pil.yaml
>
> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,wcnss-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,wcnss-pil.yaml
> new file mode 100644
> index 000000000000..bc18139fdb91
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,wcnss-pil.yaml
> @@ -0,0 +1,263 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/remoteproc/qcom,wcnss-pil.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm WCNSS Peripheral Image Loader
> +
> +maintainers:
> + - Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Use email from maintainers entry.

> +
> +description:
> + This document defines the binding for a component that loads and boots
> + firmware on the Qualcomm WCNSS core.
> +
> +properties:
> + compatible:
> + enum:
> + - qcom,riva-pil
> + - qcom,pronto-v1-pil
> + - qcom,pronto-v2-pil
> +
> + reg:
> + maxItems: 3
> + description:
> + The base address and size of the CCU, DXE and PMU register blocks
> +
> + reg-names:
> + items:
> + - const: ccu
> + - const: dxe
> + - const: pmu
> +
> + interrupts:
> + minItems: 2
> + maxItems: 5
> +
> + interrupt-names:
> + minItems: 2
> + items:
> + - const: wdog
> + - const: fatal
> + - const: ready
> + - const: handover
> + - const: stop-ack
> +
> + firmware-name:
> + $ref: /schemas/types.yaml#/definitions/string
> + description:
> + Relative firmware image path for the WCNSS core. Defaults to
> + "wcnss.mdt".
> +
> + vddpx-supply:
> + description:
> + PX regulator to be held on behalf of the booting of the WCNSS core
> +
> + vddmx-supply:
> + description:
> + MX regulator to be held on behalf of the booting of the WCNSS core.
> +
> + vddcx-supply:
> + description:
> + CX regulator to be held on behalf of the booting of the WCNSS core.
> +
> + power-domains:
> + maxItems: 2
> +
> + power-domain-names:
> + items:
> + - const: cx
> + - const: mx
> +
> + qcom,smem-states:
> + $ref: /schemas/types.yaml#/definitions/phandle-array
> + description:
> + States used by the AP to signal the WCNSS core that it should shutdown
> + items:
> + - description: Stop the modem
> +
> + qcom,smem-state-names:
> + description: The names of the state bits used for SMP2P output
> + items:
> + - const: stop
> +
> + memory-region:
> + maxItems: 1
> + description: reserved-memory for the WCNSS core
> +
> + smd-edge:
> + $ref: /schemas/remoteproc/qcom,smd-edge.yaml#
> + description:
> + Qualcomm Shared Memory subnode which represents communication edge,
> + channels and devices related to the ADSP.
> +
> + iris:
> + type: object
> + description:
> + The iris subnode of the WCNSS PIL is used to describe the attached RF module
> + and its resource dependencies.
> +
additionalProperties false on this level.

> + properties:
> + compatible:
> + enum:
> + - qcom,wcn3620
> + - qcom,wcn3660
> + - qcom,wcn3660b
> + - qcom,wcn3680
> +
> + clocks:
> + minItems: 1
> + items:
> + - description: XO clock
> + - description: RF clock
> +
> + clock-names:
> + minItems: 1
> + items:
> + - const: xo
> + - const: rf
> +
> + vddxo-supply:
> + description:
> + Reference to the regulator to be held on behalf of the booting WCNSS
> + core
> +
> + vddrfa-supply:
> + description:
> + Reference to the regulator to be held on behalf of the booting WCNSS
> + core
> +
> + vddpa-supply:
> + description:
> + Reference to the regulator to be held on behalf of the booting WCNSS
> + core
> +
> + vdddig-supply:

Best regards,
Krzysztof