mdm: Assert wakeup gpio to indicate mdm hsic to start connecting

hsic enumeration failure observed when mdm hsic initiates connect
signalling and apq hsic is not ready to act on it. Asserting wakeup
gpio after adding apq hsic device to indicate mdm hsic to start
initiating connect

CRs-Fixed: 349725
Change-Id: I608e8421172bbe70d3476f25334d9f3209700c45
Signed-off-by: Vamsi Krishna <vskrishn@codeaurora.org>
4 files changed