netdev - Re: [PATCH net-next v3 2/2] net: stmmac: dwmac-renesas-gbeth: Add support for RZ/G3L SoC

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Message-ID: <CA+V-a8tj74WYJ=i5y4rg4OEtr_rXh381w9+s+ycn8qjajC4QxA@mail.gmail.com>
Date: Sun, 1 Feb 2026 18:33:13 +0000
From: "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To: Biju <biju.das.au@...il.com>
Cc: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>, 
	Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, 
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Maxime Coquelin <mcoquelin.stm32@...il.com>, Alexandre Torgue <alexandre.torgue@...s.st.com>, 
	Richard Cochran <richardcochran@...il.com>, Geert Uytterhoeven <geert+renesas@...der.be>, 
	Magnus Damm <magnus.damm@...il.com>, Biju Das <biju.das.jz@...renesas.com>, 
	netdev@...r.kernel.org, linux-renesas-soc@...r.kernel.org, 
	linux-stm32@...md-mailman.stormreply.com, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
	Russell King <rmk+kernel@...linux.org.uk>
Subject: Re: [PATCH net-next v3 2/2] net: stmmac: dwmac-renesas-gbeth: Add
 support for RZ/G3L SoC

On Sat, Jan 31, 2026 at 4:14 PM Biju <biju.das.au@...il.com> wrote:
>
> From: Biju Das <biju.das.jz@...renesas.com>
>
> Compared to other Renesas GBETH stmmac glue drivers, RZ/G3L GBETH IP use
> the version Synopsys DesignWare MAC (version 5.30). It has an extra clock
> compared to RZ/V2H and has ptp_pps_o interrupts. Add support for RZ/G3L
> GBETH by reusing device data of RZ/V2H and can be extended to add other
> functionalities later.
>
> Reviewed-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
> Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
> ---
> v2->v3:
>  * Collected tag.
> v1->v2:
>  * No change.
> ---
>  drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c | 1 +
>  1 file changed, 1 insertion(+)
>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Cheers,
Prabhakar

> diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c
> index be7f5eb2cdcf..19f34e18bfef 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c
> @@ -214,6 +214,7 @@ static const struct renesas_gbeth_of_data renesas_gmac_of_data = {
>  };
>
>  static const struct of_device_id renesas_gbeth_match[] = {
> +       { .compatible = "renesas,r9a08g046-gbeth", .data = &renesas_gbeth_of_data },
>         { .compatible = "renesas,r9a09g077-gbeth", .data = &renesas_gmac_of_data },
>         { .compatible = "renesas,rzv2h-gbeth", .data = &renesas_gbeth_of_data },
>         { /* Sentinel */ }
> --
> 2.43.0
>
>