linux-kernel - Re: [RFC][PATCH v3 16/16] dt-bindings: Add Google Kinfo

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Message-ID: <21e78a0c-f1fd-4476-9553-c3890d05b635@kernel.org>
Date: Sun, 14 Sep 2025 13:56:23 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Eugen Hristev <eugen.hristev@...aro.org>, linux-arm-msm@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-mm@...ck.org, tglx@...utronix.de,
 andersson@...nel.org, pmladek@...e.com, rdunlap@...radead.org,
 corbet@....net, david@...hat.com, mhocko@...e.com
Cc: tudor.ambarus@...aro.org, mukesh.ojha@....qualcomm.com,
 linux-arm-kernel@...ts.infradead.org, linux-hardening@...r.kernel.org,
 jonechou@...gle.com, rostedt@...dmis.org, linux-doc@...r.kernel.org,
 devicetree@...r.kernel.org
Subject: Re: [RFC][PATCH v3 16/16] dt-bindings: Add Google Kinfo

On 12/09/2025 17:08, Eugen Hristev wrote:
> Add documentation for Google Kinfo kmemdump backend driver.
> 
> Signed-off-by: Eugen Hristev <eugen.hristev@...aro.org>
> ---
>  .../bindings/misc/google,kinfo.yaml           | 36 +++++++++++++++++++
>  MAINTAINERS                                   |  1 +
>  2 files changed, 37 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/misc/google,kinfo.yaml
> 
> diff --git a/Documentation/devicetree/bindings/misc/google,kinfo.yaml b/Documentation/devicetree/bindings/misc/google,kinfo.yaml
> new file mode 100644
> index 000000000000..b1e4fac43586
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/misc/google,kinfo.yaml
> @@ -0,0 +1,36 @@
> +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/misc/google,kinfo.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Google Pixel Kinfo debug driver
> +
> +maintainers:
> +  - Eugen Hristev <eugen.hristev@...aro.org>
> +
> +description:
> +  The Google Pixel Kinfo debug driver uses a supplied reserved memory area
> +  to save debugging information on the running kernel.


Bindings should be for hardware, not drivers, so this does not belong to
DT. It might be a dedicated reserved memory node, though.


Best regards,
Krzysztof