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coreboot-kgpe-d16/Documentation/mainboard/system76/lemp12.md

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System76 Lemur Pro 12 (lemp12)

Specs

  • CPU
    • Intel Core i5-1335U
    • Intel Core i7-1355U
  • EC
  • Graphics
    • Intel Iris Xe Graphics
    • eDP 14.0" 1920x1080@60Hz LCD (Innolux N140HCE-EN2)
    • 1x HDMI 2.1
    • 1x DisplayPort 1.4 over USB-C
  • Memory
    • Channel 0: 8-GB onboard DDR5 (Samsung M425R1GB4BB0-CQKOD)
    • Channel 1: 8/16/32-GB DDR5 SO-DIMM @ 4800 MHz
  • Networking
    • M.2 NVMe/CNVi WiFi/Bluetooth (Intel Wi-Fi 6 AX210/211)
  • Power
    • 65W (19V, 3.42A) AC adapter (AcBel ADA012)
    • USB-C charging, compatible with 65W+ charger
    • 73Wh 4-cell Lithium-ion battery
  • Sound
    • Realtek ALC256 codec
    • Internal speakers and microphone
    • Combined 3.5 mm headphone/microphone jack
    • HDMI, USB-C DisplayPort audio
  • Storage
    • 1x M.2 PCIe NVMe Gen 4 SSD
    • 1x M.2 PCIe NVMe Gen 3 or SATA 3 SSD
    • MicroSD card reader (RTS5227S)
  • USB
    • 1x USB Type-C with Thudnerbolt 4
    • 1x USB 3.2 Gen 2 Type-A
    • 1x USB 3.2 Gen 1 Type-A
  • Dimensions
    • 1.65cm x 32.2cm x 21.68cm, 1.15kg

Flashing coreboot

+---------------------+---------------------+
| Type                | Value               |
+=====================+=====================+
| Socketed flash      | no                  |
+---------------------+---------------------+
| Vendor              | Macronix            |
+---------------------+---------------------+
| Model               | MX25L25673G         |
+---------------------+---------------------+
| Size                | 32 MiB              |
+---------------------+---------------------+
| Package             | WSON-8              |
+---------------------+---------------------+
| Internal flashing   | yes                 |
+---------------------+---------------------+
| External flashing   | yes                 |
+---------------------+---------------------+

The flash chip (U41) is left of the DIMM slot.