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Wed, 13 May 2026 20:16:33 -0700 (PDT) Received: from debian.prasanth ([103.177.82.138]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3692a94205asm320047a91.7.2026.05.13.20.16.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 May 2026 20:16:32 -0700 (PDT) From: Prasanth Kumar Padarthi To: joel@jms.id.au, andrew@codeconstruct.com.au Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, Prasanth Kumar Padarthi Subject: [PATCH v2 0/2] ARM: dts: aspeed: Add ASRock Rack B650D4U support Date: Thu, 14 May 2026 08:46:20 +0530 Message-ID: <20260514031622.1416922-1-prasanth.padarthi10@gmail.com> X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series adds initial device tree support for the ASRock Rack B650D4U BMC, which is based on the ASPEED AST2600 SoC. The B650D4U is a server motherboard for AMD Ryzen processors. The initial DTS describes the BMC console, FMC flash, dedicated management Ethernet, FRU EEPROM, and watchdog. The dedicated management port is described as MAC0 connected to an external Clause 22 PHY on MDIO0 at address 0. The MAC uses RGMII with RX internal delay, matching the vendor DTB description. Tested: - Built aspeed-bmc-asrock-b650d4u.dtb - Ran dtbs_check for the board/aspeed binding - QEMU boot smoke-tested with ast2600-evb Changes in v2: - Added MDIO0 PHY node for the dedicated management port. - Set mac0 phy-mode to rgmii-rxid and added phy-handle. - Removed unused GPIO include from the DTS. Prasanth Kumar Padarthi (2): dt-bindings: arm: aspeed: Add ASRock Rack B650D4U ARM: dts: aspeed: Add ASRock Rack B650D4U BMC .../bindings/arm/aspeed/aspeed.yaml | 1 + arch/arm/boot/dts/aspeed/Makefile | 1 + .../dts/aspeed/aspeed-bmc-asrock-b650d4u.dts | 71 +++++++++++++++++++ 3 files changed, 73 insertions(+) create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-b650d4u.dts -- 2.47.3