root@OpenWrt:/sys/devices/platform/10000000.fpi/1e100b10.pinmux/gpiochip0/gpio/wifi# echo 0 > value
root@OpenWrt:/sys/devices/platform/10000000.fpi/1e100b10.pinmux/gpiochip0/gpio/wifi# echo 1 > value
[  310.050982] usb 1-1: new high-speed USB device number 3 using dwc2
[  310.265365] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested
[  310.564695] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008
[  310.816790] ath9k_htc 1-1:1.0: ath9k_htc: HTC initialized with 33 credits
[  311.243039] ath: phy1: Failed to read SREV register
[  311.243061] ath: phy1: Could not read hardware revisions
[  311.246562] ath: phy1: Unable to initialize hardware; initialization status: -122
[  311.259311] ath: phy1: Unable to initialize hardware; initialization status: -122
[  311.273171] ath9k_htc: Failed to initialize the device
[  311.277527] usb 1-1: ath9k_htc: USB layer deinitialized