[SRU][F/raspi][G/raspi][H/raspi][PATCH 0/2] ath9k driver: miniPCIe Atheros AR93xx not recognized (LP: #1927037)

Juerg Haefliger juerg.haefliger at canonical.com
Sat May 22 05:59:57 UTC 2021


[Impact]

PCIe cards based on ath9k chips are not recognized.

[Test Case]

Plug a ath9k based PCIe card into the PCIe slot of a CM4 IO board and:
$ ls /sys/class/net/wlan0
ls: cannot access '/sys/class/net/wlan0': No such file or directory

[Where Problems Could Occur]

Buggy driver could result in crashes.

Juerg Haefliger (1):
  UBUNTU: [Config] raspi: Disable ATH9K_AHB, set ATH9K_PCI=y

Nicolas Saenz Julienne (1):
  overlays: Add pcie-32bit-dma overlay

 arch/arm/boot/dts/overlays/Makefile            |  1 +
 arch/arm/boot/dts/overlays/README              |  7 +++++++
 arch/arm/boot/dts/overlays/overlay_map.dts     |  4 ++++
 .../dts/overlays/pcie-32bit-dma-overlay.dts    | 18 ++++++++++++++++++
 debian.raspi/config/config.common.ubuntu       |  5 +++--
 5 files changed, 33 insertions(+), 2 deletions(-)
 create mode 100644 arch/arm/boot/dts/overlays/pcie-32bit-dma-overlay.dts

-- 
2.27.0




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