blob: a4cfc08159f6faf41274684a771ad0933fb7dcec [file] [log] [blame]
b.liue9582032025-04-17 19:18:16 +08001/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * arch/arm/mach-tegra/reset.h
4 *
5 * CPU reset dispatcher.
6 *
7 * Copyright (c) 2011, NVIDIA Corporation.
8 */
9
10#ifndef __MACH_TEGRA_RESET_H
11#define __MACH_TEGRA_RESET_H
12
13#define TEGRA_RESET_MASK_PRESENT 0
14#define TEGRA_RESET_MASK_LP1 1
15#define TEGRA_RESET_MASK_LP2 2
16#define TEGRA_RESET_STARTUP_SECONDARY 3
17#define TEGRA_RESET_STARTUP_LP2 4
18#define TEGRA_RESET_STARTUP_LP1 5
19#define TEGRA_RESET_RESETTABLE_STATUS 6
20#define TEGRA_RESET_TF_PRESENT 7
21#define TEGRA_RESET_DATA_SIZE 8
22
23#define RESET_DATA(x) ((TEGRA_RESET_##x)*4)
24
25#ifndef __ASSEMBLY__
26
27#include "irammap.h"
28
29extern unsigned long __tegra_cpu_reset_handler_data[TEGRA_RESET_DATA_SIZE];
30
31void __tegra_cpu_reset_handler_start(void);
32void __tegra_cpu_reset_handler(void);
33void __tegra20_cpu1_resettable_status_offset(void);
34void __tegra_cpu_reset_handler_end(void);
35
36#ifdef CONFIG_PM_SLEEP
37#define tegra_cpu_lp1_mask \
38 (IO_ADDRESS(TEGRA_IRAM_BASE + TEGRA_IRAM_RESET_HANDLER_OFFSET + \
39 ((u32)&__tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_LP1] - \
40 (u32)__tegra_cpu_reset_handler_start)))
41#define tegra_cpu_lp2_mask \
42 (IO_ADDRESS(TEGRA_IRAM_BASE + TEGRA_IRAM_RESET_HANDLER_OFFSET + \
43 ((u32)&__tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_LP2] - \
44 (u32)__tegra_cpu_reset_handler_start)))
45#define tegra20_cpu1_resettable_status \
46 (IO_ADDRESS(TEGRA_IRAM_BASE + TEGRA_IRAM_RESET_HANDLER_OFFSET + \
47 ((u32)&__tegra_cpu_reset_handler_data[TEGRA_RESET_RESETTABLE_STATUS] - \
48 (u32)__tegra_cpu_reset_handler_start)))
49#endif
50
51#define tegra_cpu_reset_handler_offset \
52 ((u32)__tegra_cpu_reset_handler - \
53 (u32)__tegra_cpu_reset_handler_start)
54
55#define tegra_cpu_reset_handler_size \
56 (__tegra_cpu_reset_handler_end - \
57 __tegra_cpu_reset_handler_start)
58
59void __init tegra_cpu_reset_handler_init(void);
60
61#endif
62#endif