soc/tegra: pmc: Support software wake-up for SPE, PMIC and MGBE

Description: This set of pmc patches enables PMIC, SPE and MGBE wake event support for the Tegra234 SoC

Bugzilla: http://bugzilla.redhat.com/2218655

Build Info: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=53724601

Tested: Did sanity boot testing on (nvidia-jetson-agx-orin-03) system.

Signed-off-by: Steve Best sbest@redhat.com