[PATCH v2 0/2] Add support for Amediatech X98Q (Amlogic S905W2)

christian.koever-draxl at student.uibk.ac.at christian.koever-draxl at student.uibk.ac.at
Sun Apr 19 23:18:52 PDT 2026


From: Christian Stefan Kövér-Draxl <christian.koever-draxl at student.uibk.ac.at>

Supported features:
- 1GB/2GB RAM (via U-Boot memory fixup)
- 10/100 Ethernet (Internal PHY)
- eMMC and SD card storage
- PWM-based CPU voltage regulation
- UART (Serial console)

Changes in v2:
- Split dt-bindings and dts changes into separate patches.
- Updated model string to match documented vendor prefix.
- Put vddio_sd states array in a single line.
- Added a clarifying comment for the unsupported Amlogic W150S1 Wi-Fi module.

Notes:
- The console uses uart_b at 921600 baud.
- Verified memory via /proc/device-tree; U-Boot patches the node to around 2GB.
- Tested on the 2GB RAM plus 16GB eMMC variant.

Christian Stefan Kövér-Draxl (2):
  dt-bindings: arm: amlogic: add X98Q compatible
  arm64: dts: amlogic: add support for X98Q

 .../devicetree/bindings/arm/amlogic.yaml      |   7 +
 arch/arm64/boot/dts/amlogic/Makefile          |   1 +
 .../boot/dts/amlogic/meson-s4-s905w2-x98q.dts | 250 ++++++++++++++++++
 3 files changed, 258 insertions(+)
 create mode 100644 arch/arm64/boot/dts/amlogic/meson-s4-s905w2-x98q.dts

-- 
2.53.0




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