tree 01b0d8017f809af14aa98709c02037b3c5c98c77
parent 53bb44d81830be2a330888d0be618a4977524bfe
author Eric Nelson <eric.nelson@boundarydevices.com> 1348395176 +0000
committer Heiko Schocher <hs@denx.de> 1350359241 +0200

i2c_probe: update for use in scripting

Allow the use of an I2C address to test and return success
if one or more devices is found.

This allows device presence to alter the flow of a script.
e.g.
   if i2c probe 0x04 ; then
	echo found Hannstar touch ;
   fi

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>