linux-kernel - Re: [PATCH 3/5] dt-bindings: timer: Add Mstar MSC313e timer devicetree bindings documentation

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: <YagPJ6aWLKFunWlG@robh.at.kernel.org>
Date:   Wed, 1 Dec 2021 18:11:19 -0600
From:   Rob Herring <robh@...nel.org>
To:     Romain Perier <romain.perier@...il.com>
Cc:     Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Daniel Palmer <daniel@...f.com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] dt-bindings: timer: Add Mstar MSC313e timer
 devicetree bindings documentation

On Fri, Nov 26, 2021 at 09:21:42PM +0100, Romain Perier wrote:
> This adds the documentation for the devicetree bindings of the Mstar
> MSC313e timer driver, found from MSC313e SoCs and newer.
> 
> Signed-off-by: Romain Perier <romain.perier@...il.com>
> ---
>  .../bindings/timer/mstar,msc313e-timer.yaml   | 48 +++++++++++++++++++
>  1 file changed, 48 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml
> 
> diff --git a/Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml b/Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml
> new file mode 100644
> index 000000000000..f4d43e141dd0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml
> @@ -0,0 +1,48 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/timer/mstar,msc313e-timer.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mstar MSC313e Timer Device Tree Bindings
> +
> +maintainers:
> +  - Daniel Palmer <daniel@...f.com>
> +  - Romain Perier <romain.perier@...il.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - mstar,msc313e-timer
> +      - mstar,ssd20xd-timer
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  start-year: true

This is an rtc property. You would need to $ref rtc.yaml, but then that 
also says the node name is 'rtc'. But why do you need a start year for a 
clocksource?

> +
> +  clocks:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    timer@...0 {
> +        compatible = "mstar,msc313e-timer";
> +        reg = <0x6040 0x40>;
> +        clocks = <&xtal_div2>;
> +        interrupts-extended = <&intc_fiq GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> +    };
> +...
> -- 
> 2.33.0
> 
>