power: smb1351: Add configuration and detection support for QC3

Add changes required for QC3, when QC3 is detected,
smb1351 make requests for voltages in steps of 200mv.

Change-Id: I603f6515c7529913dcff103939018e2bdc61c45d
Signed-off-by: Kavya Nunna <knunna@codeaurora.org>