From: "Sverdlin, Alexander" <alexander.sverdlin@siemens.com>
To: "netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 1/2] dt-bindings: net: dsa: lantiq,gswip: add MaxLinear R(G)MII slew rate
Date: Mon, 5 Jan 2026 18:00:52 +0000 [thread overview]
Message-ID: <3cba9f17436bb3329ff4a54b6d2f8948b2aa7d5d.camel@siemens.com> (raw)
In-Reply-To: <20260105175320.2141753-2-alexander.sverdlin@siemens.com>
Please disregard the two patches without net-next tag, they were meant
for net-next, I've just re-sent them properly.
On Mon, 2026-01-05 at 18:53 +0100, A. Sverdlin wrote:
> From: Alexander Sverdlin <alexander.sverdlin@siemens.com>
>
> Add new slew-rate uint32 property. This property is only applicable for
> ports in R(G)MII mode and allows for slew rate reduction in comparison to
> "normal" default configuration with the purpose to reduce radiated
> emissions.
>
> Signed-off-by: Alexander Sverdlin <alexander.sverdlin@siemens.com>
> ---
> Changelog:
> v3:
> - use [pinctrl] standard "slew-rate" property as suggested by Rob
> https://lore.kernel.org/all/20251219204324.GA3881969-robh@kernel.org/
> v2:
> - unchanged
>
> .../devicetree/bindings/net/dsa/lantiq,gswip.yaml | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
> index 205b683849a53..277b121b159d5 100644
> --- a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
> @@ -111,6 +111,13 @@ patternProperties:
> description:
> Configure the RMII reference clock to be a clock output
> rather than an input. Only applicable for RMII mode.
> + slew-rate:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + enum: [0, 1]
> + description: |
> + Configure R(G)MII TXD/TXC pads' slew rate:
> + 0: "normal"
> + 1: "slow"
> tx-internal-delay-ps:
> enum: [0, 500, 1000, 1500, 2000, 2500, 3000, 3500]
> description:
--
Alexander Sverdlin
Siemens AG
www.siemens.com
next prev parent reply other threads:[~2026-01-05 18:00 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-05 17:53 [PATCH net-next v3 0/2] dsa: mxl-gsw1xx: Support R(G)MII slew rate configuration A. Sverdlin
2026-01-05 17:53 ` [PATCH v3 1/2] dt-bindings: net: dsa: lantiq,gswip: add MaxLinear R(G)MII slew rate A. Sverdlin
2026-01-05 18:00 ` Sverdlin, Alexander [this message]
2026-01-05 23:56 ` Jakub Kicinski
2026-01-05 17:53 ` [PATCH v3 2/2] net: dsa: mxl-gsw1xx: Support R(G)MII slew rate configuration A. Sverdlin
2026-01-05 19:30 ` Vladimir Oltean
2026-01-05 21:00 ` Sverdlin, Alexander
2026-01-06 9:41 ` Sverdlin, Alexander
2026-01-06 23:05 ` Vladimir Oltean
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