tree 4e976be70a29c8246c4cc5cf5f6c42562f980b8c
parent f2afbbb82e263086d02a772e43f5290b1a6f673e
author Vaibhav Hiremath <hvaibhav@ti.com> 1266061677 +0000
committer Tony Lindgren <tony@atomide.com> 1266621737 -0800

AM3517: Enable I2C-GPIO Expander driver support for AM3517EVM

Add platform hook-up interface to support I2C based GPIo expander
(TCA6416).

There are 3 instances of I2C Expander on AM3517EVM,
	- One is over I2C-2 mounted on Base board
	- Two are over I2C3 mounted on UI Card

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>