[AM335X][PWRDM] Add AM335X powerdm functions and definitions

Add AM335X powerdm definitions and functions to be used in omapconf
show pwst command. Update common powerdm header with new defines.
Update to common powerdm to call AM335X powerdm functions.

Signed-off-by: Gilberto Rodriguez <gilrod@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
[AM335X][CLKDM] Add AM335X clkdm functions and definitions

Add AM335X clkdm definitions and functions to be used in omapconf show
pwst command. Update common clkdm with new defines. Update to common
clkdm to call AM335X clkdm functions. Update clockdm_info struct to
accommodate difference between OMAP5 and AM335X (position of main
domain status bit). Add new function for the clkstctrl status bit.

Signed-off-by: Gilberto Rodriguez <gilrod@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
[AM335X][MODULE] Support for show pwst command

Update AM335X modules with the appropriate powerdm and clkdm. Add
additional modules to print. Update AM335X clocks for new GFX module.
Update common module status show function to adjust for the AM335X.
Move a line due to remove a printed line to console for VDD_RTC. Add
skip for CEFUSE clkdm. Update AM335X main to call the module status
show function. Update logic to print standby status.

Signed-off-by: Gilberto Rodriguez <gilrod@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>