1/*
 2 * arch/arm/mach-tegra/flowctrl.h
 3 *
 4 * functions and macros to control the flowcontroller
 5 *
 6 * Copyright (c) 2010-2012, NVIDIA Corporation. All rights reserved.
 7 *
 8 * This program is free software; you can redistribute it and/or modify it
 9 * under the terms and conditions of the GNU General Public License,
10 * version 2, as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15 * more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
19 */
20
21#ifndef __MACH_TEGRA_FLOWCTRL_H
22#define __MACH_TEGRA_FLOWCTRL_H
23
24#define FLOW_CTRL_HALT_CPU0_EVENTS	0x0
25#define FLOW_CTRL_WAITEVENT		(2 << 29)
26#define FLOW_CTRL_WAIT_FOR_INTERRUPT	(4 << 29)
27#define FLOW_CTRL_JTAG_RESUME		(1 << 28)
28#define FLOW_CTRL_HALT_CPU_IRQ		(1 << 10)
29#define	FLOW_CTRL_HALT_CPU_FIQ		(1 << 8)
30#define FLOW_CTRL_CPU0_CSR		0x8
31#define	FLOW_CTRL_CSR_INTR_FLAG		(1 << 15)
32#define FLOW_CTRL_CSR_EVENT_FLAG	(1 << 14)
33#define FLOW_CTRL_CSR_ENABLE		(1 << 0)
34#define FLOW_CTRL_HALT_CPU1_EVENTS	0x14
35#define FLOW_CTRL_CPU1_CSR		0x18
36
37#ifndef __ASSEMBLY__
38void flowctrl_write_cpu_csr(unsigned int cpuid, u32 value);
39void flowctrl_write_cpu_halt(unsigned int cpuid, u32 value);
40#endif
41
42#endif