Linux 7.4 adds early hardware support through a large batch of SoC and device-tree changes, including Apple’s M4 and A18 Pro, Google’s Tensor G5, new Qualcomm chips, and Valve’s Steam Frame VR headset. The Apple additions are an initial milestone rather than full Linux compatibility: the kernel can boot and show a console, but most hardware features remain unsupported. M4 device trees cover the 2024 14-inch MacBook Pro, both USB-C configurations of the 2024 iMac, the 2025 13- and 15-inch MacBook Air, and the 2024 Mac mini. The A18 Pro is identified as the chip in the MacBook Neo.
Qualcomm’s contribution includes support for two not-yet-announced SoCs, codenamed Hawi and Nord, which use custom Oryon CPU cores, plus 22 boards. Seven of those boards are handheld gaming devices built around Qualcomm Dragonwing silicon. The kernel also brings mainline support for Tensor G5 (“Laguna”), used in Pixel 10 phones, and the Steam Frame. On RISC-V, the sole new board is the Milk-V Meles single-board computer, based on the T-Head TH1520. A planned removal of substantial 32-bit ARM code has been postponed until at least Linux 7.5 because it is still unclear whether 7.3 or 7.4 will become the year’s long-term-support kernel.
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