[PATCH 4.6 056/121] hwmon: (ads7828) Enable internal reference

4.6-stable review patch. If anyone has any objections, please let me know. -- From: Akshay Bhat commit 7a18afe8097731b8ffb6cb5b2b3b418ded77c105 upstream. On ads7828 the internal reference defaults to off upon power up. When using internal reference,

[PATCH 4.6 056/121] hwmon: (ads7828) Enable internal reference

4.6-stable review patch. If anyone has any objections, please let me know. -- From: Akshay Bhat commit 7a18afe8097731b8ffb6cb5b2b3b418ded77c105 upstream. On ads7828 the internal reference defaults to off upon power up. When using internal reference, it needs to be turned on