Add bridge enablement features for each platform.
The bridge access will be enabled automatically for FPGA 1st
configuration only.

Signed-off-by: Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Change-Id: I264757b257a209e1c3c4206660f21c5d67af0d2f

Combine both peripheral and bridge non-secure access code
into a single callable function

Signed-off-by: Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Change-Id: I38d335ed8d1e9f55d337b63cca121a473897ef70

In further patches, we wish to enable -wredundant-decls check as
part of warning flags by default.

Change-Id: I43410d6dbf40361a503c16d94ccf0f4cf29615b7
Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>

Extract clock information for UART, MMC & Watchdog from the platform
rather than hard code it

Signed-off-by: Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Change-Id: I2582bd34a6da97bd75d5ccba5f93840e65f26b03

MMC sample select needs to be set properly so that DWMMC clock can be
driven to 50Mhz

Signed-off-by: Tien Hock, Loh <tien.hock.loh@intel.com>
Change-Id: I4a1dde4f6a1e78a36940c57a7a5b162be0bd443a

This adds BL2 support for Intel Stratix 10 SoC FPGA.
Functionality includes:
- Release and setup peripherals from reset
- Calibrate DDR
- ECC DDR Scrubbing
- Load FIP (bl31 and bl33)

Signed-off-by: Loh Tien Hock <tien.hock.loh@intel.com>