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chris.packham@alliedtelesis.co.nz, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org Cc: Markus Stockhausen Subject: [PATCH net-next 1/3] dt-bindings: net: realtek,rtl9301-mdio: Add clock-frequency Date: Thu, 3 Sep 2026 14:21:17 +0200 Message-ID: <20260903122119.2638354-2-markus.stockhausen@gmx.de> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260903122119.2638354-1-markus.stockhausen@gmx.de> References: <20260903122119.2638354-1-markus.stockhausen@gmx.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:GYSf195NhoryiJ72D5305UiOYuYlAnSsLLX2vVUKGMjLAht/aft xeAFotuq95Z6ziRVinLfQEIXIFUfssnzez26dENwS7c++S4g3XNYH42cWEQQ0pLLQyxbkRZ BkeUlc19B47DzfOZ1bdXzq6C6TJtA3d/ftat6/M6ZIzkL/Cjx2ZlWOH5B8rv3qTNr58bB/+ WZxskfpdWn1UhFhxuiqkQ== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:BKx+uyF1BwE=;l5FEYYStezD0kqxlaSOGfEhsjzu 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PWlDoHB2VvxdKo0JuafBUxeRHzEWtltNl9ADUPRWemYB4dFTQWMJcdDG55/vj46RG5x3tvgo1 Gx18d+bmqWsPCgOPfujdUdDkodvfoC/x8gZCOOgD5goUkIgOi0V9ycglNB9PPF/hDY07q8Shi G17DxI8YWUvbRw9gXBVP4fHjEMc2SVE9 The Realtek Otto Switch ethernet MDIO controller supports different MDC speeds ranging from 1.25MHz to 10MHz. Document the clock-frequency attribute for the device tree. There is neither an offical documentation nor any obvious registers that indicate a dependency to one of the hardware clocks. The usable setup bits are more like hardcoded values than dividers. Without further details do not add a clock reference. Signed-off-by: Markus Stockhausen =2D-- .../devicetree/bindings/net/realtek,rtl9301-mdio.yaml | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/net/realtek,rtl9301-mdio.ya= ml b/Documentation/devicetree/bindings/net/realtek,rtl9301-mdio.yaml index 67e0b23a8470..6db3315ce96b 100644 =2D-- a/Documentation/devicetree/bindings/net/realtek,rtl9301-mdio.yaml +++ b/Documentation/devicetree/bindings/net/realtek,rtl9301-mdio.yaml @@ -56,6 +56,9 @@ patternProperties: reg: maxItems: 1 =20 + clock-frequency: + default: 2500000 + required: - reg =20 =2D-=20 2.55.0