tree 43c05fa267bf780264a154e7145fe29aa0ad6c77
parent bcf24e1daa94f4c52ef7a3f657e43cc6bc50d46b
author Haijun Zhang <Haijun.Zhang@freescale.com> 1377479962 +0800
committer Chris Ball <cjb@laptop.org> 1377531100 -0400

mmc: core: parse voltage from device-tree

Add function to support getting voltage from device-tree.
If voltage-range is specified in device-tree node, this function
will parse it and return the available voltage mask.

Signed-off-by: Haijun Zhang <haijun.zhang@freescale.com>
Acked-by: Anton Vorontsov <anton@enomsg.org>
Signed-off-by: Chris Ball <cjb@laptop.org>