diff options
| author | Dmitry Osipenko <digetx@gmail.com> | 2020-11-11 04:14:34 +0300 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2020-11-26 18:50:36 +0100 |
| commit | dedf62d6f17fc9cf0389602b6d3d7533cc218679 (patch) | |
| tree | cfd8b8a8cd6dc21f337b8e1f88677c0683286b9a /drivers/memory/tegra/Kconfig | |
| parent | e09312fec1d48c090bc3a4f13c6a01cb94bd5432 (diff) | |
memory: tegra20-emc: Add devfreq support
Add devfreq support to the Tegra20 EMC driver. Memory utilization
statistics will be periodically polled from the memory controller and
appropriate minimum clock rate will be selected by the devfreq governor.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Link: https://lore.kernel.org/r/20201111011456.7875-5-digetx@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Diffstat (limited to 'drivers/memory/tegra/Kconfig')
| -rw-r--r-- | drivers/memory/tegra/Kconfig | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/memory/tegra/Kconfig b/drivers/memory/tegra/Kconfig index ac3dfe155505..8cc1ec5be443 100644 --- a/drivers/memory/tegra/Kconfig +++ b/drivers/memory/tegra/Kconfig @@ -12,7 +12,8 @@ config TEGRA20_EMC tristate "NVIDIA Tegra20 External Memory Controller driver" default y depends on TEGRA_MC && ARCH_TEGRA_2x_SOC - select PM_OPP + select DEVFREQ_GOV_SIMPLE_ONDEMAND + select PM_DEVFREQ help This driver is for the External Memory Controller (EMC) found on Tegra20 chips. The EMC controls the external DRAM on the board. |