From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Claudiu <claudiu.beznea@tuxon.dev>
Cc: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org,
krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
magnus.damm@gmail.com, mturquette@baylibre.com,
sboyd@kernel.org, linus.walleij@linaro.org,
prabhakar.mahadev-lad.rj@bp.renesas.com,
biju.das.jz@bp.renesas.com, linux-renesas-soc@vger.kernel.org,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
linux-gpio@vger.kernel.org,
Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Subject: Re: [PATCH v2 11/11] arm64: dts: renesas: rzg3s-smarc-som: Enable the Ethernet interfaces
Date: Wed, 13 Dec 2023 15:09:56 +0100 [thread overview]
Message-ID: <CAMuHMdW5PdFc6AE-G6u3hiRn8g45AYfyqytBvzWPB_Maj2x45Q@mail.gmail.com> (raw)
In-Reply-To: <20231207070700.4156557-12-claudiu.beznea.uj@bp.renesas.com>
On Thu, Dec 7, 2023 at 8:08 AM Claudiu <claudiu.beznea@tuxon.dev> wrote:
> From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
>
> The RZ/G3S Smarc Module has Ethernet PHYs (KSZ9131) connected to each
> Ethernet IP. For this, add proper DT bindings to enable the Ethernet
> communication through these PHYs.
>
> The interface b/w PHYs and MACs is RGMII. The skew settings were set to
> zero as based on phy-mode (rgmii-id) the KSZ9131 driver enables internal
> DLL, which adds a 2ns delay b/w clocks (TX/RX) and data signals.
>
> Different pin settings were applied to TXC and TX_CTL compared with the
> rest of the RGMII pins to comply with requirements for these pins imposed
> by HW manual of RZ/G3S (see chapters "Ether Ch0 Voltage Mode Control
> Register (ETH0_POC)", "Ether Ch1 Voltage Mode Control Register (ETH1_POC)",
> for power source selection, "Ether MII/RGMII Mode Control Register
> (ETH_MODE)" for output-enable and "Input Enable Control Register (IEN_m)"
> for input-enable configurations).
>
> Commit also enables the Ethernet interfaces by selecting
> SW_CONFIG3 = SW_ON.
>
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
> ---
>
> Changes in v2:
> - removed #address-cells, #size-cells
> - adapted patch description to reflect the usage of SW_CONFIG
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v6.8.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-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
next prev parent reply other threads:[~2023-12-13 14:10 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-07 7:06 [PATCH v2 00/11] renesas: rzg3s: Add support for Ethernet Claudiu
2023-12-07 7:06 ` [PATCH v2 01/11] clk: renesas: rzg2l-cpg: Check reset monitor registers Claudiu
2023-12-13 13:26 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 02/11] clk: renesas: r9a08g045-cpg: Add clock and reset support for ETH0 and ETH1 Claudiu
2023-12-13 13:28 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 03/11] pinctrl: renesas: rzg2l: Move arg and index in the main function block Claudiu
2023-12-13 13:31 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 04/11] pinctrl: renesas: rzg2l: Add pin configuration support for pinmux groups Claudiu
2023-12-13 13:43 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 05/11] pinctrl: renesas: rzg2l: Add support to select power source for Ethernet pins Claudiu
2023-12-13 13:46 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 06/11] pinctrl: renesas: rzg2l: Add output enable support Claudiu
2023-12-13 13:56 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 07/11] pinctrl: renesas: rzg2l: Add input enable to the Ethernet pins Claudiu
2023-12-13 13:57 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 08/11] dt-bindings: net: renesas,etheravb: Document RZ/G3S support Claudiu
2024-01-02 18:50 ` Rob Herring
2023-12-07 7:06 ` [PATCH v2 09/11] arm64: renesas: r9a08g045: Add the Ethernet nodes Claudiu
2023-12-13 14:00 ` Geert Uytterhoeven
2023-12-07 7:06 ` [PATCH v2 10/11] arm64: renesas: rzg3s-smarc-som: Use switches' names to select on-board functionalities Claudiu
2023-12-13 14:06 ` Geert Uytterhoeven
2023-12-07 7:07 ` [PATCH v2 11/11] arm64: dts: renesas: rzg3s-smarc-som: Enable the Ethernet interfaces Claudiu
2023-12-13 14:09 ` Geert Uytterhoeven [this message]
2024-01-02 22:40 ` [PATCH v2 00/11] renesas: rzg3s: Add support for Ethernet patchwork-bot+netdevbpf
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