linux-kernel - RE: [PATCH 05/12] dt-bindings: rtc: renesas,rzg3s-rtc: Document the Renesas RZ/G3S RTC

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Date: Fri, 14 Jun 2024 07:53:14 +0000
From: Biju Das <biju.das.jz@...renesas.com>
To: Claudiu.Beznea <claudiu.beznea@...on.dev>, "geert+renesas@...der.be"
	<geert+renesas@...der.be>, "mturquette@...libre.com"
	<mturquette@...libre.com>, "sboyd@...nel.org" <sboyd@...nel.org>,
	"robh@...nel.org" <robh@...nel.org>, "krzk+dt@...nel.org"
	<krzk+dt@...nel.org>, "conor+dt@...nel.org" <conor+dt@...nel.org>,
	"lee@...nel.org" <lee@...nel.org>, "alexandre.belloni@...tlin.com"
	<alexandre.belloni@...tlin.com>, "magnus.damm@...il.com"
	<magnus.damm@...il.com>
CC: "linux-renesas-soc@...r.kernel.org" <linux-renesas-soc@...r.kernel.org>,
	"linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-rtc@...r.kernel.org" <linux-rtc@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, Claudiu.Beznea
	<claudiu.beznea@...on.dev>, Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: RE: [PATCH 05/12] dt-bindings: rtc: renesas,rzg3s-rtc: Document the
 Renesas RZ/G3S RTC

Hi Claudiu,

Thanks for the patch.

> -----Original Message-----
> From: linux-arm-kernel <linux-arm-kernel-bounces@...ts.infradead.org> On Behalf Of Claudiu
> Sent: Friday, June 14, 2024 8:19 AM
> Subject: [PATCH 05/12] dt-bindings: rtc: renesas,rzg3s-rtc: Document the Renesas RZ/G3S RTC
> 
> From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> 
> Document the RTC IP (RTCA-3) available on the Renesas RZ/G3S SoC.
> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> ---
>  .../bindings/rtc/renesas,rzg3s-rtc.yaml       | 60 +++++++++++++++++++
>  1 file changed, 60 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/rtc/renesas,rzg3s-rtc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/rtc/renesas,rzg3s-rtc.yaml
> b/Documentation/devicetree/bindings/rtc/renesas,rzg3s-rtc.yaml
> new file mode 100644
> index 000000000000..0e17f8a36155
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/renesas,rzg3s-rtc.yaml
> @@ -0,0 +1,60 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rtc/renesas,rzg3s-rtc.yaml#

Please make it generic renesas,rtca3-rtc.yaml. Future SoCs may use this IP.
So use IP name instead.

Cheers,
Biju

> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Real Time Clock for Renesas RZ/G3S SoC
> +
> +maintainers:
> +  - Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> +
> +properties:
> +  compatible:
> +    const: renesas,rzg3s-rtc
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 3
> +
> +  interrupt-names:
> +    items:
> +      - const: alarm
> +      - const: period
> +      - const: carry
> +
> +  clocks:
> +    maxItems: 1
> +    description: RTC counter clock
> +
> +  clock-names:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - interrupt-names
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +
> +    rtc: rtc@...4ec00 {
> +        compatible = "renesas,rzg3s-rtc";
> +        reg = <0x1004ec00 0x400>;
> +        interrupts = <GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH>,
> +                     <GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH>;
> +        interrupt-names = "alarm", "period", "carry";
> +        clocks = <&vbattclk>;
> +        clock-names = "counter";
> +        status = "disabled";
> +    };
> --
> 2.39.2
>