linux-kernel - Re: [PATCH 2/2] ARM: dts: r9a06g032: add EB board device-tree

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Date:   Thu, 9 Feb 2023 09:56:10 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Clément Léger <clement.leger@...tlin.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     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-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] ARM: dts: r9a06g032: add EB board device-tree

On 07/02/2023 15:54, Clément Léger wrote:
> The EB board (Expansion board) supports both RZ/N1D and RZ-N1S. Since this
> configuration targets only the RZ/N1D, it is named r9a06g032-rzn1d400-eb.
> It adds support for the 2 additional switch ports (port C and D) that are
> available on that board.
> 
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>
> ---
>  arch/arm/boot/dts/Makefile                  |  1 +
>  arch/arm/boot/dts/r9a06g032-rzn1d400-eb.dts | 92 +++++++++++++++++++++
>  2 files changed, 93 insertions(+)
>  create mode 100644 arch/arm/boot/dts/r9a06g032-rzn1d400-eb.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index d08a3c450ce7..8938db01e939 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1123,6 +1123,7 @@ dtb-$(CONFIG_ARCH_RENESAS) += \
>  	r8a7794-alt.dtb \
>  	r8a7794-silk.dtb \
>  	r9a06g032-rzn1d400-db.dtb \
> +	r9a06g032-rzn1d400-eb.dtb \
>  	sh73a0-kzm9g.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += \
>  	rv1108-elgin-r1.dtb \
> diff --git a/arch/arm/boot/dts/r9a06g032-rzn1d400-eb.dts b/arch/arm/boot/dts/r9a06g032-rzn1d400-eb.dts
> new file mode 100644
> index 000000000000..e986b6d2fd6f
> --- /dev/null
> +++ b/arch/arm/boot/dts/r9a06g032-rzn1d400-eb.dts
> @@ -0,0 +1,92 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Device Tree Source for the RZN1D-EB Board
> + *
> + * Copyright (C) 2023 Schneider-Electric
> + *
> + */
> +
> +#include "r9a06g032-rzn1d400-db.dts"
> +
> +/ {
> +	model = "RZN1D-EB Board";
> +	compatible = "renesas,rzn1d400-eb", "renesas,r9a06g032";
> +};
> +
> +&mii_conv2 {
> +	renesas,miic-input = <MIIC_SWITCH_PORTD>;
> +	status = "okay";
> +};
> +
> +&mii_conv3 {
> +	renesas,miic-input = <MIIC_SWITCH_PORTC>;
> +	status = "okay";
> +};
> +
> +&pinctrl{
> +	pins_eth1: pins_eth1 {

No underscores in node names, unless you override existing node with
such underscore.

Best regards,
Krzysztof