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lantiq: set up DSL front-end GPIOs if they exist 

This is necessary for devices using the PSB80108/VRX220LD front-end
(currently only known on the Netgear DM200).

Signed-off-by: Thomas Nixon <tom@tomn.co.uk>
owl
Thomas Nixon 2017-07-02 13:33:00 +01:00 committed by Mathias Kresin
parent 4b32d66216
commit 08cd5b769d
1 changed files with 14 additions and 0 deletions
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14
package/network/config/ltq-vdsl-app/files/dsl_control
View File

@ -225,6 +225,20 @@ start_service() {
;;
esac
local annexgpio="/sys/class/gpio/annex"
if [ -d "${annexgpio}a" ] && [ -d "${annexgpio}b" ]; then
case "${annex}" in
a*|l*|m*)
echo 1 > "${annexgpio}a/value"
echo 0 > "${annexgpio}b/value"
;;
b*|j*)
echo 0 > "${annexgpio}a/value"
echo 1 > "${annexgpio}b/value"
;;
esac
fi
if [ -z "${firmware}" ]; then
# search for the firmware provided by dsl-vrx200-firmware-xdsl-*
if grep -qE "system type.*: (VR9|xRX200)" /proc/cpuinfo; then