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Message-ID: <CAMuHMdXRCggkTSxfnSHvz3N2Oekuw7y5Sy2AKkqZpZzK_Eg_ng@mail.gmail.com>
Date: Fri, 20 May 2022 09:13:23 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Clément Léger <clement.leger@...tlin.com>
Cc: Andrew Lunn <andrew@...n.ch>,
Vivien Didelot <vivien.didelot@...il.com>,
Florian Fainelli <f.fainelli@...il.com>,
Vladimir Oltean <olteanv@...il.com>,
"David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Magnus Damm <magnus.damm@...il.com>,
Heiner Kallweit <hkallweit1@...il.com>,
Russell King <linux@...linux.org.uk>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Herve Codina <herve.codina@...tlin.com>,
Miquèl Raynal <miquel.raynal@...tlin.com>,
Milan Stevanovic <milan.stevanovic@...com>,
Jimmy Lalande <jimmy.lalande@...com>,
Pascal Eberhard <pascal.eberhard@...com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@...r.kernel.org>,
Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next v5 06/13] dt-bindings: net: dsa: add bindings for
Renesas RZ/N1 Advanced 5 port switch
Hi Clément,
On Thu, May 19, 2022 at 5:32 PM Clément Léger <clement.leger@...tlin.com> wrote:
> Add bindings for Renesas RZ/N1 Advanced 5 port switch. This switch is
> present on Renesas RZ/N1 SoC and was probably provided by MoreThanIP.
> This company does not exists anymore and has been bought by Synopsys.
> Since this IP can't be find anymore in the Synospsy portfolio, lets use
> Renesas as the vendor compatible for this IP.
>
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>
Thanks for your patch!
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/dsa/renesas,rzn1-a5psw.yaml
> @@ -0,0 +1,131 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/dsa/renesas,rzn1-a5psw.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas RZ/N1 Advanced 5 ports ethernet switch
> +
> +maintainers:
> + - Clément Léger <clement.leger@...tlin.com>
> +
> +description: |
> + The advanced 5 ports switch is present on the Renesas RZ/N1 SoC family and
> + handles 4 ports + 1 CPU management port.
> +
> +allOf:
> + - $ref: dsa.yaml#
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - renesas,r9a06g032-a5psw
> + - const: renesas,rzn1-a5psw
> +
> + reg:
> + maxItems: 1
> +
> + mdio:
> + $ref: /schemas/net/mdio.yaml#
> + unevaluatedProperties: false
> +
> + clocks:
> + items:
> + - description: AHB clock used for the switch register interface
> + - description: Switch system clock
> +
> + clock-names:
> + items:
> + - const: hclk
> + - const: clk
(Good, "clock-names" is present ;-)
Missing "power-domains" property.
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + #include <dt-bindings/clock/r9a06g032-sysctrl.h>
> +
> + switch@...50000 {
> + compatible = "renesas,r9a06g032-a5psw", "renesas,rzn1-a5psw";
> + reg = <0x44050000 0x10000>;
> + clocks = <&sysctrl R9A06G032_HCLK_SWITCH>, <&sysctrl R9A06G032_CLK_SWITCH>;
> + clock-names = "hclk", "clk";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pins_mdio1>, <&pins_eth3>, <&pins_eth4>;
Usually we don't list pinctrl-* properties in examples.
The rest LGTM (from an SoC integration PoV), so with the above fixed
Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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