Add Interrupt WL_HOST_WAKE to avoid polling during transfer.

Signed-off-by: Christophe Roullier <christophe.roullier@st.com>
Change-Id: I5f3601d95ad8614aa6b0fcc5dc323acedbe99a65
Reviewed-on: https://gerrit.st.com/c/mpu/oe/st/u-boot/+/308628
Tested-by: Patrick DELAUNAY <patrick.delaunay@foss.st.com>
Reviewed-by: Patrick DELAUNAY <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice CHOTARD <patrice.chotard@foss.st.com>
ACI: CITOOLS <MDG-smet-aci-reviews@list.st.com>
ACI: CIBUILD <MDG-smet-aci-builds@list.st.com>
Domain-Review: Patrice CHOTARD <patrice.chotard@foss.st.com>