4814492e3c
The Lemur Pro 12 (lemp12) is a Raptor Lake-U board. Tested with a custom edk2 UefiPayloadPkg. Working: - PS/2 keyboard - I2C HID touchpad - DIMM slot with 4800 MT/s memory - Both SSD slots - All USB ports - Webcam - Ethernet - WiFi/Bluetooth - Integrated graphics using Intel GOP driver - Internal microphone - Internal speakers - Combined 3.5mm headphone + mic audio - 3.5mm microphone input - S3 suspend/resume - TPM 2.0 device - Booting Pop!_OS Linux 22.04 with kernel 6.2.7 Not working: - Onboard RAM Change-Id: I0c4941534b719ea8fc93eb3492d5fe16db208647 Signed-off-by: Jeremy Soller <jeremy@system76.com> Signed-off-by: Tim Crawford <tcrawford@system76.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/75279 Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
62 lines
1.9 KiB
Markdown
62 lines
1.9 KiB
Markdown
# System76 Lemur Pro 12 (lemp12)
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## Specs
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- CPU
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- Intel Core i5-1335U
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- Intel Core i7-1355U
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- EC
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- ITE IT5570E running [System76 EC](https://github.com/system76/ec)
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- Graphics
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- Intel Iris Xe Graphics
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- eDP 14.0" 1920x1080@60Hz LCD (Innolux N140HCE-EN2)
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- 1x HDMI 2.1
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- 1x DisplayPort 1.4 over USB-C
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- Memory
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- Channel 0: 8-GB onboard DDR5 (Samsung M425R1GB4BB0-CQKOD)
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- Channel 1: 8/16/32-GB DDR5 SO-DIMM @ 4800 MHz
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- Networking
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- M.2 NVMe/CNVi WiFi/Bluetooth (Intel Wi-Fi 6 AX210/211)
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- Power
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- 65W (19V, 3.42A) AC adapter (AcBel ADA012)
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- USB-C charging, compatible with 65W+ charger
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- 73Wh 4-cell Lithium-ion battery
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- Sound
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- Realtek ALC256 codec
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- Internal speakers and microphone
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- Combined 3.5 mm headphone/microphone jack
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- HDMI, USB-C DisplayPort audio
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- Storage
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- 1x M.2 PCIe NVMe Gen 4 SSD
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- 1x M.2 PCIe NVMe Gen 3 or SATA 3 SSD
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- MicroSD card reader (RTS5227S)
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- USB
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- 1x USB Type-C with Thudnerbolt 4
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- 1x USB 3.2 Gen 2 Type-A
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- 1x USB 3.2 Gen 1 Type-A
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- Dimensions
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- 1.65cm x 32.2cm x 21.68cm, 1.15kg
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## Flashing coreboot
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```eval_rst
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+---------------------+---------------------+
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| Type | Value |
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+=====================+=====================+
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| Socketed flash | no |
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+---------------------+---------------------+
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| Vendor | Macronix |
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+---------------------+---------------------+
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| Model | MX25L25673G |
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+---------------------+---------------------+
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| Size | 32 MiB |
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+---------------------+---------------------+
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| Package | WSON-8 |
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+---------------------+---------------------+
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| Internal flashing | yes |
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+---------------------+---------------------+
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| External flashing | yes |
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+---------------------+---------------------+
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```
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The flash chip (U41) is left of the DIMM slot.
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