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Message-ID: <b03dfbeb-dcc4-4dda-18dc-84243534d41a@linaro.org>
Date: Tue, 30 May 2023 12:46:08 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>,
agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org, jassisinghbrar@...il.com,
mathieu.poirier@...aro.org, mturquette@...libre.com,
sboyd@...nel.org, quic_eberman@...cinc.com, quic_mojha@...cinc.com,
kvalo@...nel.org, loic.poulain@...aro.org,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-remoteproc@...r.kernel.org,
linux-clk@...r.kernel.org
Cc: quic_srichara@...cinc.com, quic_sjaganat@...cinc.com,
quic_kathirav@...cinc.com, quic_anusha@...cinc.com,
quic_poovendh@...cinc.com, quic_varada@...cinc.com,
quic_devipriy@...cinc.com
Subject: Re: [PATCH V2 01/13] dt-bindings: remoteproc: qcom: Add support for
multipd model
On 22/05/2023 00:28, Manikanta Mylavarapu wrote:
> Add new binding document for multipd model remoteproc.
> IPQ5018, IPQ9574 follows multipd model.
>
> Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
> ---
> Changes in V2:
> - Fixed all comments and rebased for TOT.
> - Changed to BSD-3-Clause based on internal open source team
> suggestion.
> - Added firmware-name.
>
> .../bindings/remoteproc/qcom,multipd-pil.yaml | 265 ++++++++++++++++++
> 1 file changed, 265 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml
>
> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml
> new file mode 100644
> index 000000000000..3257f27dc569
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml
> @@ -0,0 +1,265 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/remoteproc/qcom,multipd-pil.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Multipd Secure Peripheral Image Loader
> +
> +maintainers:
> + - Bjorn Andersson <andersson@...nel.org>
> + - Mathieu Poirier <mathieu.poirier@...aro.org>
> +
> +description:
> + Multipd Peripheral Image Loader loads firmware and boots Q6 pd, WCSS pd
> + remoteproc's on the Qualcomm IPQ5018, IPQ9574 SoC. Pd means protection
> + domain. It's similar to process in Linux. Here QDSP6 processor runs each
> + wifi radio functionality on a separate process. One process can't access
> + other process resources, so this is termed as PD i.e protection domain.
> +
> +properties:
> + compatible:
> + enum:
> + - qcom,ipq5018-q6-mpd
> + - qcom,ipq9574-q6-mpd
> +
> + reg:
> + maxItems: 1
> +
> + firmware-name:
> + $ref: /schemas/types.yaml#/definitions/string-array
> + description: Firmware name of the Hexagon core
> +
> + interrupts-extended:
> + items:
> + - description: Watchdog interrupt
> + - description: Fatal interrupt
> + - description: Ready interrupt
> + - description: Handover interrupt
> + - description: Stop acknowledge interrupt
interrupts instead. The same in required:. I replied also to your
comment on your comment. :)
Best regards,
Krzysztof
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