/*
* Copyright (c) 2010 Google, Inc
*
* Author:
* Colin Cross <[email protected]>
*
* 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 14
#define TEGRA_POWERGATE_C0NC 15
#define TEGRA_POWERGATE_C1NC 16
#define TEGRA_POWERGATE_DIS 18
#define TEGRA_POWERGATE_DISB 19
#define TEGRA_POWERGATE_XUSBA 20
#define TEGRA_POWERGATE_XUSBB 21
#define TEGRA_POWERGATE_XUSBC 22

#define TEGRA_POWERGATE_3D0 TEGRA_POWERGATE_3D

#ifdef CONFIG_ARCH_TEGRA
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);
#else
static inline int tegra_powergate_is_powered(int id)
{
return -ENOSYS;
}

static inline int tegra_powergate_power_on(int id)
{
return -ENOSYS;
}

static inline int tegra_powergate_power_off(int id)
{
return -ENOSYS;
}

static inline int tegra_powergate_remove_clamping(int id)
{
return -ENOSYS;
}

static inline int tegra_powergate_sequence_power_up(int id, struct clk *clk)
{
return -ENOSYS;
}
#endif

#endif /* _MACH_TEGRA_POWERGATE_H_ */