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minute (mntmn@mastodon.social)'s status on Monday, 16-Sep-2024 21:58:11 JST minute

I did some more digging into the limited speed of the built-in Wi-Fi chipset on the BPi CM4 with A311D processor that we offer. Turns out there is still a lot of potential to make it go much faster: https://community.mnt.re/t/wifi-reception-problem-probably-overheating-wireless-chipset/2273/84
In conversation about 2 months ago from mastodon.social permalink
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1. WiFi reception problem, probably overheating wireless chipset
  
  OK I did the following tests so far, with the built-in WiFi on the A311D module (BPi CM4): Mainline Driver Bumped the max-frequency of the &sd_emmc_a node in the dts to 200MHz instead of 25MHz, and the vqmmc-supply voltage to 1v8: &sd_emmc_a { /* ... */ cap-sd-highspeed; sd-uhs-sdr50; sd-uhs-sdr104; max-frequency = ; /* ... */ vmmc-supply = ; vqmmc-supply = ; } Added a post-power-on delay to sdio_pwrseq. According to the thread above this is n...

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