linux-kernel - Re: [PATCH 1/2] dt-bindings: timer: nxp,sysctr-timer: support i.MX95

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20240123205031.GA1890036-robh@kernel.org>
Date: Tue, 23 Jan 2024 14:50:31 -0600
From: Rob Herring <robh@...nel.org>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: daniel.lezcano@...aro.org, tglx@...utronix.de,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	linux-imx@....com, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Peng Fan <peng.fan@....com>
Subject: Re: [PATCH 1/2] dt-bindings: timer: nxp,sysctr-timer: support i.MX95

On Mon, Jan 22, 2024 at 05:22:24PM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> i.MX95 System counter module has similar design as i.MX93, so add
> fallback compatible with nxp,sysctr-timer
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  .../devicetree/bindings/timer/nxp,sysctr-timer.yaml         | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml
> index 2b9653dafab8..4f0b660d5ce3 100644
> --- a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml
> +++ b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml
> @@ -18,7 +18,11 @@ description: |
>  
>  properties:
>    compatible:
> -    const: nxp,sysctr-timer
> +    oneOf:
> +      - const: nxp,sysctr-timer
> +      - items:
> +          - const: nxp,imx95-sysctr-timer
> +          - const: nxp,sysctr-timer

Based on the driver changes, imx95 is not compatible with the existing 
hardware. Different register layout equals not compatible.

Rob