ARM RK3399 DMC DEVFREQ Driver
modulename: rk3399_dmc.ko
configname: CONFIG_ARM_RK3399_DMC_DEVFREQ
Linux Kernel Configuration
└─>Device Drivers
└─>Generic Dynamic Voltage and Frequency Scaling (DVFS) support
└─>ARM RK3399 DMC DEVFREQ Driver
In linux kernel since version 4.1 (release Date: 2015-06-21)
This adds the DEVFREQ driver for the RK3399 DMC(Dynamic Memory Controller).
It sets the frequency for the memory controller and reads the usage counts
from hardware.
It sets the frequency for the memory controller and reads the usage counts
from hardware.
source code:
selects
CONFIG_DEVFREQ_EVENT_ROCKCHIP_DFICONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND
CONFIG_PM_DEVFREQ_EVENT
CONFIG_PM_OPP