tree 1889cb02758641b4b97ff5a8fd46d6528f690b78
parent 9bd94d36aaac4a341d576c241e5379d76b24ef85
author Shawn McCarney <shawnmm@us.ibm.com> 1611791809 -0600
committer Shawn McCarney <shawnmm@us.ibm.com> 1611860833 -0600

regulators: Only configure/monitor if present

Enhance the configure and monitor operations to only be performed if the
device is present.

Signed-off-by: Shawn McCarney <shawnmm@us.ibm.com>
Change-Id: I57fed4f92937b808ac6f8c37899e28d6009747e6