xref: /OK3568_Linux_fs/kernel/include/soc/tegra/fuse.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __SOC_TEGRA_FUSE_H__
7*4882a593Smuzhiyun #define __SOC_TEGRA_FUSE_H__
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define TEGRA20		0x20
10*4882a593Smuzhiyun #define TEGRA30		0x30
11*4882a593Smuzhiyun #define TEGRA114	0x35
12*4882a593Smuzhiyun #define TEGRA124	0x40
13*4882a593Smuzhiyun #define TEGRA132	0x13
14*4882a593Smuzhiyun #define TEGRA210	0x21
15*4882a593Smuzhiyun #define TEGRA186	0x18
16*4882a593Smuzhiyun #define TEGRA194	0x19
17*4882a593Smuzhiyun #define TEGRA234	0x23
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define TEGRA_FUSE_SKU_CALIB_0	0xf0
20*4882a593Smuzhiyun #define TEGRA30_FUSE_SATA_CALIB	0x124
21*4882a593Smuzhiyun #define TEGRA_FUSE_USB_CALIB_EXT_0 0x250
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #ifndef __ASSEMBLY__
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun u32 tegra_read_chipid(void);
26*4882a593Smuzhiyun u8 tegra_get_chip_id(void);
27*4882a593Smuzhiyun u8 tegra_get_platform(void);
28*4882a593Smuzhiyun bool tegra_is_silicon(void);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun enum tegra_revision {
31*4882a593Smuzhiyun 	TEGRA_REVISION_UNKNOWN = 0,
32*4882a593Smuzhiyun 	TEGRA_REVISION_A01,
33*4882a593Smuzhiyun 	TEGRA_REVISION_A02,
34*4882a593Smuzhiyun 	TEGRA_REVISION_A03,
35*4882a593Smuzhiyun 	TEGRA_REVISION_A03p,
36*4882a593Smuzhiyun 	TEGRA_REVISION_A04,
37*4882a593Smuzhiyun 	TEGRA_REVISION_MAX,
38*4882a593Smuzhiyun };
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun struct tegra_sku_info {
41*4882a593Smuzhiyun 	int sku_id;
42*4882a593Smuzhiyun 	int cpu_process_id;
43*4882a593Smuzhiyun 	int cpu_speedo_id;
44*4882a593Smuzhiyun 	int cpu_speedo_value;
45*4882a593Smuzhiyun 	int cpu_iddq_value;
46*4882a593Smuzhiyun 	int soc_process_id;
47*4882a593Smuzhiyun 	int soc_speedo_id;
48*4882a593Smuzhiyun 	int soc_speedo_value;
49*4882a593Smuzhiyun 	int gpu_process_id;
50*4882a593Smuzhiyun 	int gpu_speedo_id;
51*4882a593Smuzhiyun 	int gpu_speedo_value;
52*4882a593Smuzhiyun 	enum tegra_revision revision;
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun u32 tegra_read_straps(void);
56*4882a593Smuzhiyun u32 tegra_read_ram_code(void);
57*4882a593Smuzhiyun int tegra_fuse_readl(unsigned long offset, u32 *value);
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun extern struct tegra_sku_info tegra_sku_info;
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun struct device *tegra_soc_device_register(void);
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun #endif /* __SOC_TEGRA_FUSE_H__ */
66