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Diffstat (limited to 'include/linux/tegra-powergate.h')
| -rw-r--r-- | include/linux/tegra-powergate.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/linux/tegra-powergate.h b/include/linux/tegra-powergate.h new file mode 100644 index 00000000000..55c29a8d501 --- /dev/null +++ b/include/linux/tegra-powergate.h @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2010 Google, Inc + * + * Author: + * Colin Cross <ccross@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _MACH_TEGRA_POWERGATE_H_ +#define _MACH_TEGRA_POWERGATE_H_ + +struct clk; + +#define TEGRA_POWERGATE_CPU 0 +#define TEGRA_POWERGATE_3D 1 +#define TEGRA_POWERGATE_VENC 2 +#define TEGRA_POWERGATE_PCIE 3 +#define TEGRA_POWERGATE_VDEC 4 +#define TEGRA_POWERGATE_L2 5 +#define TEGRA_POWERGATE_MPE 6 +#define TEGRA_POWERGATE_HEG 7 +#define TEGRA_POWERGATE_SATA 8 +#define TEGRA_POWERGATE_CPU1 9 +#define TEGRA_POWERGATE_CPU2 10 +#define TEGRA_POWERGATE_CPU3 11 +#define TEGRA_POWERGATE_CELP 12 +#define TEGRA_POWERGATE_3D1 13 + +#define TEGRA_POWERGATE_CPU0 TEGRA_POWERGATE_CPU +#define TEGRA_POWERGATE_3D0 TEGRA_POWERGATE_3D + +int tegra_powergate_is_powered(int id); +int tegra_powergate_power_on(int id); +int tegra_powergate_power_off(int id); +int tegra_powergate_remove_clamping(int id); + +/* Must be called with clk disabled, and returns with clk enabled */ +int tegra_powergate_sequence_power_up(int id, struct clk *clk); + +#endif /* _MACH_TEGRA_POWERGATE_H_ */ |