openwrtv4/target/linux/ar71xx/base-files/etc/hotplug.d/net/10-ar922x-led-fix
Piotr Dymacz a41f38e61d ar71xx: base-files: cleanups in 10-ar922x-led-fix
Fix code style, indentation and leading/trailing whitespaces in:
/etc/hotplug.d/net/10-ar922x-led-fix

Signed-off-by: Piotr Dymacz <pepe2k@gmail.com>
2017-06-11 21:32:18 +02:00

49 lines
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#!/bin/sh
# For AR9220 and AR9223, GPIO JTAG must explicit be disabled
# before LEDs start working. Do this when wifi device is
# detected.
#
# $DEVPATH is not valid for some boards (including WZR-HP-AG300H).
# Manipulate the $DEVPATH to reach the corresponding phyN.
#
devdir=$(dirname $DEVPATH)
devdir=$(dirname $devdir)
phydir=/sys$devdir/ieee80211
phyname=$(cat $phydir/phy*/name)
[ -z $phyname -o $ACTION != "add" ] && exit 0
#
# ar922x_disable_gpio_jtag():
#
# Emulate
# REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, AR_GPIO_JTAG_DISABLE);
# for AR9220 and AR9223.
#
ar922x_disable_gpio_jtag() {
local regidx=0x4054
[ -f /sys/kernel/debug/ieee80211/$1/ath9k/regidx ] || return
echo $regidx > /sys/kernel/debug/ieee80211/$1/ath9k/regidx
regval=$(cat /sys/kernel/debug/ieee80211/$1/ath9k/regval)
regval=$((regval | 0x20000))
echo regval $regval
echo $regval > /sys/kernel/debug/ieee80211/$1/ath9k/regval
}
[ $phyname -a $ACTION = "add" ] && {
. /lib/ar71xx.sh
case $(ar71xx_board_name) in
wzr-hp-ag300h)
ar922x_disable_gpio_jtag $phyname
;;
esac;
}
exit 0