linux-kernel - Re: [PATCH v5 1/2] dt-bindings: nvmem: sec-qfprom: Add bindings for secure qfprom

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Message-ID: <63433b17-df36-78e0-30da-cd1f4bb9dedc@linaro.org>
Date:   Mon, 24 Jul 2023 11:48:02 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Komal Bajaj <quic_kbajaj@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org,
        srinivas.kandagatla@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 1/2] dt-bindings: nvmem: sec-qfprom: Add bindings for
 secure qfprom

On 24/07/2023 10:29, Komal Bajaj wrote:
> This patch adds bindings for secure qfprom found in QCOM SOCs.
> Secure QFPROM driver is based on simple nvmem framework.
> 
> Signed-off-by: Komal Bajaj <quic_kbajaj@...cinc.com>
> ---
>  .../bindings/nvmem/qcom,sec-qfprom.yaml       | 58 +++++++++++++++++++
>  1 file changed, 58 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/nvmem/qcom,sec-qfprom.yaml
> 
> diff --git a/Documentation/devicetree/bindings/nvmem/qcom,sec-qfprom.yaml b/Documentation/devicetree/bindings/nvmem/qcom,sec-qfprom.yaml
> new file mode 100644
> index 000000000000..1425ced36fdf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/qcom,sec-qfprom.yaml
> @@ -0,0 +1,58 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/nvmem/qcom,sec-qfprom.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Technologies Inc, Secure QFPROM Efuse
> +
> +maintainers:
> +  - Komal Bajaj <quic_kbajaj@...cinc.com>
> +
> +description: |
> +  For some of the Qualcomm SoC's, it is possible that
> +  the qfprom region is protected from non-secure access.
> +  In such situations, linux will have to use secure calls

Bindings are not for Linux, so:
s/linux/software/

> +  to read the region.
> +
> +allOf:
> +  - $ref: nvmem.yaml#
> +

With above:

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof