lantiq: adds hotplug handler for loading rt2x00 firmware

SVN-Revision: 29000
This commit is contained in:
John Crispin 2011-11-12 23:40:01 +00:00
parent 3660c51c40
commit 2cff80f015

View file

@ -0,0 +1,39 @@
#!/bin/sh
# based on gabors ralink wisoc implementation
rt2x00_eeprom_die() {
echo "rt2x00 eeprom: " "$*"
exit 1
}
rt2x00_eeprom_extract() {
local part=$1
local offset=$2
local count=$3
local mtd
. /etc/functions.sh
mtd=$(find_mtd_part $part)
[ -n "$mtd" ] || \
rt2x00_eeprom_die "no mtd device found for partition $part"
dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count || \
rt2x00_eeprom_die "failed to extract from $mtd"
}
[ -e /lib/firmware/$FIRMWARE ] && exit 0
case "$FIRMWARE" in
"RT2860.eeprom" )
local board=$(grep ^machine /proc/cpuinfo | sed "s/machine.*: \(.*\) - .*/\1/g")
case $board in
ARV7525PW)
rt2x00_eeprom_extract "board_config" 1040 272
;;
*)
rt2x00_eeprom_die "board $board is not supported yet"
;;
esac
;;
esac