R-Car Gen4 clock support

modulename: rcar-gen4-cpg.ko

configname: CONFIG_CLK_RCAR_GEN4_CPG

Linux Kernel Configuration
└─>Device Drivers
└─>Common Clock Framework
└─>R-Car Gen4 clock support
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
source code:
drivers/clk/renesas/rcar-gen4-cpg.c