mfd: stmpe: add optional regulators
authorLinus Walleij <linus.walleij@linaro.org>
Thu, 8 May 2014 21:16:35 +0000 (23:16 +0200)
committerLee Jones <lee.jones@linaro.org>
Fri, 9 May 2014 09:51:12 +0000 (10:51 +0100)
The STMPE has VCC and VIO supply lines, and sometimes (as on
Ux500) this comes from a software-controlled regulator. Make
it possible to supply the STMPE with power from these
regulators.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

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