diff options
| author | Mikko Perttunen <mperttunen@nvidia.com> | 2015-03-12 17:48:03 +0300 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2015-05-05 12:12:17 +0300 |
| commit | 73a7f0a90641b09300d47308682b674c570dd6a2 (patch) | |
| tree | 2fae77ad6db5abacf35be69ed05b1dc7c670c5e4 /include/soc | |
| parent | 3d9dd6fdd23695a038633f1a87aee0708fe4b8e0 (diff) | |
| download | linux-73a7f0a90641b09300d47308682b674c570dd6a2.tar.xz | |
memory: tegra: Add EMC (external memory controller) driver
Implements functionality needed to change the rate of the memory bus
clock.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'include/soc')
| -rw-r--r-- | include/soc/tegra/emc.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/soc/tegra/emc.h b/include/soc/tegra/emc.h new file mode 100644 index 000000000000..f6db33b579ec --- /dev/null +++ b/include/soc/tegra/emc.h @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2014 NVIDIA Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __SOC_TEGRA_EMC_H__ +#define __SOC_TEGRA_EMC_H__ + +struct tegra_emc; + +int tegra_emc_prepare_timing_change(struct tegra_emc *emc, + unsigned long rate); +void tegra_emc_complete_timing_change(struct tegra_emc *emc, + unsigned long rate); + +#endif /* __SOC_TEGRA_EMC_H__ */ |