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meta-digi-dey: rework mdev touchscreen handler 

So it creates '/dev/input/touchscreen0' symbolic link for well known
touch screen devices.

Signed-off-by: Javier Viguera <javier.viguera@digi.com>
This commit is contained in:
Javier Viguera 2013-09-23 16:34:20 +02:00
parent bdfdee8035
commit e10600ea69
1 changed files with 8 additions and 19 deletions
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27
meta-digi-dey/recipes-core/busybox/busybox-1.20.2/ts
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@ -3,21 +3,19 @@
#
# ts
#
# Copyright (C) 2010 by Digi International Inc.
# Copyright (C) 2013 by Digi International Inc.
# All rights reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 as published by
# the Free Software Foundation.
#
# !Description: symlink known touchscreen devices
#
# !Description: symlink touchscreen devices
# Values of '/sys/class/input/eventX/device/name':
#
# i.MX5X:
# ts0 -> mxc_ts (i.MX51)
# ts0 -> da9052-tsi (i.MX53)
# ts1 -> ADS784x (Fusion and ADS cannot be enabled simultaneously)
# ts1 -> Fusion touch
# i.MX5X: mxc_ts, da9052-tsi, ADS784x, fusion touch
# i.MX28: mxs-lradc
#
#===============================================================================
@ -26,16 +24,7 @@
mdev=$(basename ${MDEV})
if echo "${DEL_PLATFORM}" | grep -qs 'mx5'; then
if grep -qs 'mxc_ts' /sys/class/input/${mdev}/device/name; then
ln -sf ${mdev} /dev/input/ts0
elif grep -qs 'tsi' /sys/class/input/${mdev}/device/name; then
ln -sf ${mdev} /dev/input/ts0
elif grep -qs 'ADS784x' /sys/class/input/${mdev}/device/name; then
ln -sf ${mdev} /dev/input/ts1
elif grep -qs 'fusion' /sys/class/input/${mdev}/device/name; then
ln -sf ${mdev} /dev/input/ts1
fi
else
grep -qs '[Tt]ouch' /sys/class/input/${mdev}/device/name && ln -sf ${mdev} /dev/input/ts0
if grep -qs '\(mxc_ts\|da9052-tsi\|ADS784x\|fusion\|mxs-lradc\|[Tt]ouch\)' \
/sys/class/input/${mdev}/device/name; then
ln -sf ${mdev} /dev/input/touchscreen0
fi