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| author | Lin Huang <hl@rock-chips.com> | 2016-09-05 07:06:10 +0200 |
|---|---|---|
| committer | MyungJoo Ham <myungjoo.ham@samsung.com> | 2016-09-06 06:26:34 +0200 |
| commit | 5a893e31a636cca3798af2db5aee8d3d144b1e1e (patch) | |
| tree | cfd450bf7e6e795fa701ae616f3090733d7af82c /drivers/devfreq/Kconfig | |
| parent | Documentation: bindings: add dt documentation for rk3399 dmc (diff) | |
| download | linux-5a893e31a636cca3798af2db5aee8d3d144b1e1e.tar.xz linux-5a893e31a636cca3798af2db5aee8d3d144b1e1e.zip | |
PM / devfreq: rockchip: add devfreq driver for rk3399 dmc
base on dfi result, we do ddr frequency scaling, register
dmc driver to devfreq framework, and use simple-ondemand
policy.
Signed-off-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: MyngJoo Ham <myngjoo.ham@samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/devfreq/Kconfig')
| -rw-r--r-- | drivers/devfreq/Kconfig | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig index f08502c27784..cadd56e50b2c 100644 --- a/drivers/devfreq/Kconfig +++ b/drivers/devfreq/Kconfig @@ -100,6 +100,17 @@ config ARM_TEGRA_DEVFREQ It reads ACTMON counters of memory controllers and adjusts the operating frequencies and voltages with OPP support. +config ARM_RK3399_DMC_DEVFREQ + tristate "ARM RK3399 DMC DEVFREQ Driver" + depends on ARCH_ROCKCHIP + select DEVFREQ_EVENT_ROCKCHIP_DFI + select DEVFREQ_GOV_SIMPLE_ONDEMAND + select PM_OPP + help + 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. + source "drivers/devfreq/event/Kconfig" endif # PM_DEVFREQ |