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65b6d57c WN |
1 | /* |
2 | * Copyright (c) 2014-2016, NVIDIA CORPORATION. All rights reserved. | |
3 | * | |
4 | * This software is licensed under the terms of the GNU General Public | |
5 | * License version 2, as published by the Free Software Foundation, and | |
6 | * may be copied, distributed, and modified under those terms. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | */ | |
14 | ||
15 | #include <linux/module.h> | |
16 | #include <linux/platform_device.h> | |
17 | ||
18 | #include <dt-bindings/thermal/tegra124-soctherm.h> | |
19 | ||
20 | #include "soctherm.h" | |
21 | ||
2a895871 WN |
22 | #define TEGRA124_THERMTRIP_ANY_EN_MASK (0x1 << 28) |
23 | #define TEGRA124_THERMTRIP_MEM_EN_MASK (0x1 << 27) | |
24 | #define TEGRA124_THERMTRIP_GPU_EN_MASK (0x1 << 26) | |
25 | #define TEGRA124_THERMTRIP_CPU_EN_MASK (0x1 << 25) | |
26 | #define TEGRA124_THERMTRIP_TSENSE_EN_MASK (0x1 << 24) | |
27 | #define TEGRA124_THERMTRIP_GPUMEM_THRESH_MASK (0xff << 16) | |
28 | #define TEGRA124_THERMTRIP_CPU_THRESH_MASK (0xff << 8) | |
29 | #define TEGRA124_THERMTRIP_TSENSE_THRESH_MASK 0xff | |
30 | ||
ce0dbf04 WN |
31 | #define TEGRA124_THERMCTL_LVL0_UP_THRESH_MASK (0xff << 17) |
32 | #define TEGRA124_THERMCTL_LVL0_DN_THRESH_MASK (0xff << 9) | |
33 | ||
2a895871 | 34 | #define TEGRA124_THRESH_GRAIN 1000 |
ce0dbf04 | 35 | #define TEGRA124_BPTT 8 |
2a895871 | 36 | |
65b6d57c WN |
37 | static const struct tegra_tsensor_configuration tegra124_tsensor_config = { |
38 | .tall = 16300, | |
39 | .tiddq_en = 1, | |
40 | .ten_count = 1, | |
41 | .tsample = 120, | |
42 | .tsample_ate = 480, | |
43 | }; | |
44 | ||
45 | static const struct tegra_tsensor_group tegra124_tsensor_group_cpu = { | |
46 | .id = TEGRA124_SOCTHERM_SENSOR_CPU, | |
47 | .name = "cpu", | |
48 | .sensor_temp_offset = SENSOR_TEMP1, | |
49 | .sensor_temp_mask = SENSOR_TEMP1_CPU_TEMP_MASK, | |
50 | .pdiv = 8, | |
51 | .pdiv_ate = 8, | |
52 | .pdiv_mask = SENSOR_PDIV_CPU_MASK, | |
53 | .pllx_hotspot_diff = 10, | |
54 | .pllx_hotspot_mask = SENSOR_HOTSPOT_CPU_MASK, | |
2a895871 WN |
55 | .thermtrip_any_en_mask = TEGRA124_THERMTRIP_ANY_EN_MASK, |
56 | .thermtrip_enable_mask = TEGRA124_THERMTRIP_CPU_EN_MASK, | |
57 | .thermtrip_threshold_mask = TEGRA124_THERMTRIP_CPU_THRESH_MASK, | |
ce0dbf04 WN |
58 | .thermctl_lvl0_offset = THERMCTL_LEVEL0_GROUP_CPU, |
59 | .thermctl_lvl0_up_thresh_mask = TEGRA124_THERMCTL_LVL0_UP_THRESH_MASK, | |
60 | .thermctl_lvl0_dn_thresh_mask = TEGRA124_THERMCTL_LVL0_DN_THRESH_MASK, | |
65b6d57c WN |
61 | }; |
62 | ||
63 | static const struct tegra_tsensor_group tegra124_tsensor_group_gpu = { | |
64 | .id = TEGRA124_SOCTHERM_SENSOR_GPU, | |
65 | .name = "gpu", | |
66 | .sensor_temp_offset = SENSOR_TEMP1, | |
67 | .sensor_temp_mask = SENSOR_TEMP1_GPU_TEMP_MASK, | |
68 | .pdiv = 8, | |
69 | .pdiv_ate = 8, | |
70 | .pdiv_mask = SENSOR_PDIV_GPU_MASK, | |
71 | .pllx_hotspot_diff = 5, | |
72 | .pllx_hotspot_mask = SENSOR_HOTSPOT_GPU_MASK, | |
2a895871 WN |
73 | .thermtrip_any_en_mask = TEGRA124_THERMTRIP_ANY_EN_MASK, |
74 | .thermtrip_enable_mask = TEGRA124_THERMTRIP_GPU_EN_MASK, | |
75 | .thermtrip_threshold_mask = TEGRA124_THERMTRIP_GPUMEM_THRESH_MASK, | |
ce0dbf04 WN |
76 | .thermctl_lvl0_offset = THERMCTL_LEVEL0_GROUP_GPU, |
77 | .thermctl_lvl0_up_thresh_mask = TEGRA124_THERMCTL_LVL0_UP_THRESH_MASK, | |
78 | .thermctl_lvl0_dn_thresh_mask = TEGRA124_THERMCTL_LVL0_DN_THRESH_MASK, | |
65b6d57c WN |
79 | }; |
80 | ||
81 | static const struct tegra_tsensor_group tegra124_tsensor_group_pll = { | |
82 | .id = TEGRA124_SOCTHERM_SENSOR_PLLX, | |
83 | .name = "pll", | |
84 | .sensor_temp_offset = SENSOR_TEMP2, | |
85 | .sensor_temp_mask = SENSOR_TEMP2_PLLX_TEMP_MASK, | |
86 | .pdiv = 8, | |
87 | .pdiv_ate = 8, | |
88 | .pdiv_mask = SENSOR_PDIV_PLLX_MASK, | |
2a895871 WN |
89 | .thermtrip_any_en_mask = TEGRA124_THERMTRIP_ANY_EN_MASK, |
90 | .thermtrip_enable_mask = TEGRA124_THERMTRIP_TSENSE_EN_MASK, | |
91 | .thermtrip_threshold_mask = TEGRA124_THERMTRIP_TSENSE_THRESH_MASK, | |
ce0dbf04 WN |
92 | .thermctl_lvl0_offset = THERMCTL_LEVEL0_GROUP_TSENSE, |
93 | .thermctl_lvl0_up_thresh_mask = TEGRA124_THERMCTL_LVL0_UP_THRESH_MASK, | |
94 | .thermctl_lvl0_dn_thresh_mask = TEGRA124_THERMCTL_LVL0_DN_THRESH_MASK, | |
65b6d57c WN |
95 | }; |
96 | ||
97 | static const struct tegra_tsensor_group tegra124_tsensor_group_mem = { | |
98 | .id = TEGRA124_SOCTHERM_SENSOR_MEM, | |
99 | .name = "mem", | |
100 | .sensor_temp_offset = SENSOR_TEMP2, | |
101 | .sensor_temp_mask = SENSOR_TEMP2_MEM_TEMP_MASK, | |
102 | .pdiv = 8, | |
103 | .pdiv_ate = 8, | |
104 | .pdiv_mask = SENSOR_PDIV_MEM_MASK, | |
105 | .pllx_hotspot_diff = 0, | |
106 | .pllx_hotspot_mask = SENSOR_HOTSPOT_MEM_MASK, | |
2a895871 WN |
107 | .thermtrip_any_en_mask = TEGRA124_THERMTRIP_ANY_EN_MASK, |
108 | .thermtrip_enable_mask = TEGRA124_THERMTRIP_MEM_EN_MASK, | |
109 | .thermtrip_threshold_mask = TEGRA124_THERMTRIP_GPUMEM_THRESH_MASK, | |
ce0dbf04 WN |
110 | .thermctl_lvl0_offset = THERMCTL_LEVEL0_GROUP_MEM, |
111 | .thermctl_lvl0_up_thresh_mask = TEGRA124_THERMCTL_LVL0_UP_THRESH_MASK, | |
112 | .thermctl_lvl0_dn_thresh_mask = TEGRA124_THERMCTL_LVL0_DN_THRESH_MASK, | |
65b6d57c WN |
113 | }; |
114 | ||
115 | static const struct tegra_tsensor_group *tegra124_tsensor_groups[] = { | |
116 | &tegra124_tsensor_group_cpu, | |
117 | &tegra124_tsensor_group_gpu, | |
118 | &tegra124_tsensor_group_pll, | |
119 | &tegra124_tsensor_group_mem, | |
120 | }; | |
121 | ||
122 | static const struct tegra_tsensor tegra124_tsensors[] = { | |
123 | { | |
124 | .name = "cpu0", | |
125 | .base = 0xc0, | |
126 | .config = &tegra124_tsensor_config, | |
127 | .calib_fuse_offset = 0x098, | |
128 | .fuse_corr_alpha = 1135400, | |
129 | .fuse_corr_beta = -6266900, | |
130 | .group = &tegra124_tsensor_group_cpu, | |
131 | }, { | |
132 | .name = "cpu1", | |
133 | .base = 0xe0, | |
134 | .config = &tegra124_tsensor_config, | |
135 | .calib_fuse_offset = 0x084, | |
136 | .fuse_corr_alpha = 1122220, | |
137 | .fuse_corr_beta = -5700700, | |
138 | .group = &tegra124_tsensor_group_cpu, | |
139 | }, { | |
140 | .name = "cpu2", | |
141 | .base = 0x100, | |
142 | .config = &tegra124_tsensor_config, | |
143 | .calib_fuse_offset = 0x088, | |
144 | .fuse_corr_alpha = 1127000, | |
145 | .fuse_corr_beta = -6768200, | |
146 | .group = &tegra124_tsensor_group_cpu, | |
147 | }, { | |
148 | .name = "cpu3", | |
149 | .base = 0x120, | |
150 | .config = &tegra124_tsensor_config, | |
151 | .calib_fuse_offset = 0x12c, | |
152 | .fuse_corr_alpha = 1110900, | |
153 | .fuse_corr_beta = -6232000, | |
154 | .group = &tegra124_tsensor_group_cpu, | |
155 | }, { | |
156 | .name = "mem0", | |
157 | .base = 0x140, | |
158 | .config = &tegra124_tsensor_config, | |
159 | .calib_fuse_offset = 0x158, | |
160 | .fuse_corr_alpha = 1122300, | |
161 | .fuse_corr_beta = -5936400, | |
162 | .group = &tegra124_tsensor_group_mem, | |
163 | }, { | |
164 | .name = "mem1", | |
165 | .base = 0x160, | |
166 | .config = &tegra124_tsensor_config, | |
167 | .calib_fuse_offset = 0x15c, | |
168 | .fuse_corr_alpha = 1145700, | |
169 | .fuse_corr_beta = -7124600, | |
170 | .group = &tegra124_tsensor_group_mem, | |
171 | }, { | |
172 | .name = "gpu", | |
173 | .base = 0x180, | |
174 | .config = &tegra124_tsensor_config, | |
175 | .calib_fuse_offset = 0x154, | |
176 | .fuse_corr_alpha = 1120100, | |
177 | .fuse_corr_beta = -6000500, | |
178 | .group = &tegra124_tsensor_group_gpu, | |
179 | }, { | |
180 | .name = "pllx", | |
181 | .base = 0x1a0, | |
182 | .config = &tegra124_tsensor_config, | |
183 | .calib_fuse_offset = 0x160, | |
184 | .fuse_corr_alpha = 1106500, | |
185 | .fuse_corr_beta = -6729300, | |
186 | .group = &tegra124_tsensor_group_pll, | |
187 | }, | |
188 | }; | |
189 | ||
190 | /* | |
191 | * Mask/shift bits in FUSE_TSENSOR_COMMON and | |
192 | * FUSE_TSENSOR_COMMON, which are described in | |
193 | * tegra_soctherm_fuse.c | |
194 | */ | |
195 | static const struct tegra_soctherm_fuse tegra124_soctherm_fuse = { | |
196 | .fuse_base_cp_mask = 0x3ff, | |
197 | .fuse_base_cp_shift = 0, | |
198 | .fuse_base_ft_mask = 0x7ff << 10, | |
199 | .fuse_base_ft_shift = 10, | |
200 | .fuse_shift_ft_mask = 0x1f << 21, | |
201 | .fuse_shift_ft_shift = 21, | |
202 | .fuse_spare_realignment = 0x1fc, | |
203 | }; | |
204 | ||
205 | const struct tegra_soctherm_soc tegra124_soctherm = { | |
206 | .tsensors = tegra124_tsensors, | |
207 | .num_tsensors = ARRAY_SIZE(tegra124_tsensors), | |
208 | .ttgs = tegra124_tsensor_groups, | |
209 | .num_ttgs = ARRAY_SIZE(tegra124_tsensor_groups), | |
210 | .tfuse = &tegra124_soctherm_fuse, | |
2a895871 | 211 | .thresh_grain = TEGRA124_THRESH_GRAIN, |
ce0dbf04 WN |
212 | .bptt = TEGRA124_BPTT, |
213 | .use_ccroc = false, | |
65b6d57c | 214 | }; |