[meta-freescale] [boundary-imx] Enquiry boundary-imx_4.1.15_1.0.0_ga kernel with egalax touch support on sabrelite

Shrikant Bobade bobadeshrikant at gmail.com
Wed Dec 28 23:42:45 PST 2016


Hi,

I used boundary-eval-image-nitrogen6x-krogoth-next.sdcard.gz
https://boundarydevices.com/krogoth-next-yocto-release/ on imx6q-sabrelite
target along with 10Inch Hannstar LVDS Display connected.

Observed the egalax touch is not working out of box. Does anyone else faced
similar issue?
Is Hannstar LVDS display supported by default?

short log:
Poky (Yocto Project Reference Distro) 2.1.1 nitrogen6x /dev/ttymxc1

nitrogen6x login: root
root at nitrogen6x:~#
root at nitrogen6x:~# cat /proc/version
Linux version 4.1.15-1.0.0_ga+yocto+ge1eae97 (ian at ian) (gcc version 5.3.0
(GCC) ) #4 SMP PREEMPT Thu Oct 20 13:50:44 PDT 2016
root at nitrogen6x:~#
root at nitrogen6x:~# dmesg | grep -i egalax
[ 8.080309] input: EETI eGalax Touch Screen as
/devices/soc0/soc/2100000.aips-bus/21a8000.i2c/i2c-2/2-0004/input/input1
root at nitrogen6x:~#
root at nitrogen6x:~# cat /proc/bus/input/devices
I: Bus=0019 Vendor=0001 Product=0001 Version=0100
N: Name=”gpio-keys”
P: Phys=gpio-keys/input0
S: Sysfs=/devices/soc0/gpio-keys/input/input0
U: Uniq=
H: Handlers=kbd event0
B: PROP=0
B: EV=3
B: KEY=1000 40000800 1c0000 0 0 0

I: Bus=0018 Vendor=0000 Product=0000 Version=0000
N: Name=”EETI eGalax Touch Screen”
P: Phys=
S:
Sysfs=/devices/soc0/soc/2100000.aips-bus/21a8000.i2c/i2c-2/2-0004/input/input1
U: Uniq=
H: Handlers=mouse0 event1
B: PROP=0
B: EV=b
B: KEY=400 0 0 0 0 0 0 0 0 0 0
B: ABS=2608000 3

root at nitrogen6x:~#
root at nitrogen6x:~# cat /proc/interrupts | grep -i egalax
46: 12 0 0 0 gpio-mxc 9 Edge egalax_ts
root at nitrogen6x:~#
root at nitrogen6x:~# zcat /proc/config.gz | grep -i egalax
CONFIG_TOUCHSCREEN_EGALAX=m
root at nitrogen6x:~#
root at nitrogen6x:~# lsmod | grep egalax
egalax_ts 16384 0
root at nitrogen6x:~#

with random taps on LVDS display, can’t see random chars on event1 &
interrupt increment..
root at nitrogen6x:~# cat /dev/input/event1
^C
root at nitrogen6x:~#
root at nitrogen6x:~# cat /proc/interrupts | grep -i egalax
46: 12 0 0 0 gpio-mxc 9 Edge egalax_ts
root at nitrogen6x:~#

Any pointers or references will be a great help.

Thanks
Shrikant
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