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| /linux/drivers/memory/tegra/ |
| H A D | tegra124-emc.c | diff 9c77a81f215bfeee8f96c50c8ab27dbebffec80d Thu Mar 12 15:48:06 CET 2015 Mikko Perttunen <mperttunen@nvidia.com> memory: tegra: Add EMC frequency debugfs entry
This file in debugfs can be used to get or set the EMC frequency.
Reading the file will return the currently set frequency in Hz, while
writing the file sets the specified frequency rounded to the next
highest frequency supported by the board.
Will be very useful when tuning memory scaling.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
[treding@nvidia.com: add "emc" debugfs directory]
Signed-off-by: Thierry Reding <treding@nvidia.com>
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