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Tue, 16 Sep 2025 14:40:16 -0400 (EDT) Message-ID: <92bcdac9-44b1-4fc8-892a-01ef0ed0b7e0@bsdio.com> Date: Tue, 16 Sep 2025 12:40:15 -0600 X-Mailing-List: linux-aspeed@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] ARM: dts: aspeed: add device tree for ASRock Rack ALTRAD8 BMC To: Andrew Lunn Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20250911051009.4044609-1-rebecca@bsdio.com> <20250911051009.4044609-3-rebecca@bsdio.com> <58a092c5-5dd0-4718-831a-e25ecb184087@lunn.ch> <5ccc4945-87f6-4325-b034-ca3f2f90257a@bsdio.com> <74e68c53-2696-4f86-97d3-c0b0a74d4669@lunn.ch> Content-Language: en-US From: Rebecca Cran In-Reply-To: <74e68c53-2696-4f86-97d3-c0b0a74d4669@lunn.ch> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 9/15/25 18:37, Andrew Lunn wrote: > And does it have a PHY? On an MDIO bus? Unless i'm mistaken, you don't > describe the PHY, a phy-handle pointing to the PHY, and don't have > phy-mode = 'rgmii-id'. I've been trying to figure this out. Yes, it's connected to a PHY (an RTL8211E). At the moment it's being detected by OpenBMC as: ftgmac100 1e680000.ethernet: Read MAC address 9c:6b:00:43:0b:bd from device tree RTL8211E Gigabit Ethernet 1e680000.ethernet--1:00: attached PHY driver (mii_bus:phy_addr=1e680000.ethernet--1:00, irq=POLL) ftgmac100 1e680000.ethernet eth1: irq 43, mapped at 7e548db4 ftgmac100 1e680000.ethernet eth1: Link is Up - 1Gbps/Full - flow control rx/tx aspeed-g5.dtsi has: mac1: ethernet@1e680000 {     compatible = "aspeed,ast2500-mac", "faraday,ftgmac100";     reg = <0x1e680000 0x180>;     interrupts = <3>;     clocks = <&syscon ASPEED_CLK_GATE_MAC2CLK>;     status = "disabled"; }; It doesn't define a PHY, but I presume I can't define one without it conflicting with the definition of mac1. -- Rebecca Cran