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⇱ Loongson Security Engine Support Added To Linux 6.18 - Phoronix

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Loongson Security Engine Support Added To Linux 6.18

Written by Michael Larabel in Hardware on 7 October 2025 at 06:13 AM EDT. 6 Comments
Upstreamed for the Linux 6.18 kernel is supporting the Loongson Security Engine chip found on modern versions of these Chinese computing platforms.

The Loongson Security Engine is a chip that allows offloading random number generation (RNG), trusted platform module (TPM2), SM2, SM3 and SM4 acceleration.

👁 ="Cored


The Loongson Security Engine drivers for the upstream Linux kernel were mainlined for Linux 6.18 via the MFD pull request. The MFD pull in addition to the Loongson Security Engine drivers also added the TI's TPS6594 Power Button and BQ257xx Charger IC drivers.

Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.