Samsung Exynos4 clock controller support

modulename: clk-exynos4.ko

and/or

clk-exynos4412-isp.ko

configname: CONFIG_EXYNOS_4_COMMON_CLK

Linux Kernel Configuration
└─>Device Drivers
└─>Common Clock Framework
└─>Samsung Exynos4 clock controller support
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Support for the clock controller present on the Samsung
Exynos4212 and Exynos4412 SoCs. Choose Y here only if you build for
this SoC.

source code: