ARM64 Platform support for R-Car M3-W+

configname: CONFIG_ARCH_R8A77961

Linux Kernel Configuration
└─>Device Drivers
└─>SOC (System On Chip) specific Drivers
└─>Renesas SoC driver support
└─>ARM64 Platform support for R-Car M3-W+
In linux kernel since version 5.1 (release Date: 2019-05-05)  
This enables support for the Renesas R-Car M3-W+ SoC.