Editing Useful stuff (section)

== Touchscreen debugging ==

[https://github.com/atmel-maxtouch/linux/wiki/Config-Update#configuration-download atmel config]

 echo 4.8_H_640T_1.2_1WN_001.raw &gt; /sys/bus/i2c/drivers/atmel_mxt_ts/0-004a/update_cfg

mxt-app

 adb push ~/projects/Android5.1b/Android_Lolli/kernel_imx/firmware/atmel/4.8_H_640T_1.2_1WN_001.raw /sdcard/Android/data/atmel.raw
 adb push projects/mxt-app/libs/armeabi-v7a/mxt-app /data/local/tmp/
 adb shell /data/local/tmp/mxt-app --load /sdcard/Android/data/atmel.raw

kernel output when updating the atmel device

 adb shell dmesg | grep atmel
 [    5.005664] atmel_mxt_ts 0-004a: Family: 164 Variant: 2 Firmware V1.2.AA Objects: 39
 [    5.014151] atmel_mxt_ts 0-004a: Enabling RETRIGEN workaround
 [    5.104391] atmel_mxt_ts 0-004a: cfg_name atmel/4.8_H_640T_1.2_1WN_001.raw, error 0
 [    5.112140] atmel_mxt_ts 0-004a: Direct firmware load failed with error -2
 [    5.119072] atmel_mxt_ts 0-004a: Falling back to user helper
 [    5.119104] atmel_mxt_ts 0-004a: Touchscreen size2 X0Y0
 [    5.148466] atmel_mxt_ts 0-004a: fw_load_from_user_helper fw_priv -734595072
 [    5.155552] atmel_mxt_ts 0-004a: fw_load_from_user_helper fw_priv -734595072
 [    5.162621] firmware atmel!4.8_H_640T_1.2_1WN_001.raw: _request_firmware_load:
 [    7.619973] atmel_mxt_ts 0-004a: fw_load_from_user_helper ret 0
 [    7.657693] atmel_mxt_ts 0-004a: Config CRC 0xDC5CE1: does not match file 0x406817
 [    8.045181] atmel_mxt_ts 0-004a: Resetting device
 [    8.165252] atmel_mxt_ts 0-004a: Config successfully updated
 [    8.174276] atmel_mxt_ts 0-004a: multitouch t100
 [    8.186835] atmel_mxt_ts 0-004a: Touchscreen size1 X719Y1279