Commit | Line | Data |
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f7d77079 KK |
1 | # |
2 | # ARM CPU Frequency scaling drivers | |
3 | # | |
4 | ||
3b84d58d | 5 | # big LITTLE core layer and glue drivers |
8a67f0ef | 6 | config ARM_BIG_LITTLE_CPUFREQ |
99af7711 | 7 | tristate "Generic ARM big LITTLE CPUfreq driver" |
14730145 | 8 | depends on (ARM_CPU_TOPOLOGY || ARM64) && HAVE_CLK |
109df086 | 9 | select PM_OPP |
99af7711 VK |
10 | help |
11 | This enables the Generic CPUfreq driver for ARM big.LITTLE platforms. | |
8a67f0ef VK |
12 | |
13 | config ARM_DT_BL_CPUFREQ | |
99af7711 VK |
14 | tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver" |
15 | depends on ARM_BIG_LITTLE_CPUFREQ && OF | |
8a67f0ef | 16 | help |
99af7711 VK |
17 | This enables probing via DT for Generic CPUfreq driver for ARM |
18 | big.LITTLE platform. This gets frequency tables from DT. | |
8a67f0ef | 19 | |
3b84d58d | 20 | config ARM_VEXPRESS_SPC_CPUFREQ |
21 | tristate "Versatile Express SPC based CPUfreq driver" | |
22 | depends on ARM_BIG_LITTLE_CPUFREQ && ARCH_VEXPRESS_SPC | |
23 | help | |
24 | This add the CPUfreq driver support for Versatile Express | |
25 | big.LITTLE platforms using SPC for power management. | |
26 | ||
27 | ||
a0ea048a | 28 | config ARM_EXYNOS_CPUFREQ |
8b2b4a4e AB |
29 | tristate "SAMSUNG EXYNOS CPUfreq Driver" |
30 | depends on CPU_EXYNOS4210 || SOC_EXYNOS4212 || SOC_EXYNOS4412 || SOC_EXYNOS5250 | |
31 | depends on THERMAL | |
32 | help | |
33 | This adds the CPUFreq driver for Samsung EXYNOS platforms. | |
34 | Supported SoC versions are: | |
35 | Exynos4210, Exynos4212, Exynos4412, and Exynos5250. | |
36 | ||
37 | If in doubt, say N. | |
a0ea048a | 38 | |
a0ea048a | 39 | config ARM_EXYNOS4X12_CPUFREQ |
45e12086 | 40 | bool "SAMSUNG EXYNOS4x12" |
4c8d8193 | 41 | depends on SOC_EXYNOS4212 || SOC_EXYNOS4412 |
8b2b4a4e | 42 | depends on ARM_EXYNOS_CPUFREQ |
45e12086 | 43 | default y |
a0ea048a VK |
44 | help |
45 | This adds the CPUFreq driver for Samsung EXYNOS4X12 | |
46 | SoC (EXYNOS4212 or EXYNOS4412). | |
47 | ||
45e12086 BZ |
48 | If in doubt, say N. |
49 | ||
a0ea048a | 50 | config ARM_EXYNOS5250_CPUFREQ |
45e12086 | 51 | bool "SAMSUNG EXYNOS5250" |
4c8d8193 | 52 | depends on SOC_EXYNOS5250 |
8b2b4a4e | 53 | depends on ARM_EXYNOS_CPUFREQ |
45e12086 | 54 | default y |
a0ea048a VK |
55 | help |
56 | This adds the CPUFreq driver for Samsung EXYNOS5250 | |
57 | SoC. | |
58 | ||
45e12086 BZ |
59 | If in doubt, say N. |
60 | ||
2fb4719b LM |
61 | config ARM_EXYNOS_CPU_FREQ_BOOST_SW |
62 | bool "EXYNOS Frequency Overclocking - Software" | |
0a2e912d | 63 | depends on ARM_EXYNOS_CPUFREQ && THERMAL |
2fb4719b LM |
64 | select CPU_FREQ_BOOST_SW |
65 | select EXYNOS_THERMAL | |
66 | help | |
67 | This driver supports software managed overclocking (BOOST). | |
68 | It allows usage of special frequencies for Samsung Exynos | |
69 | processors if thermal conditions are appropriate. | |
70 | ||
735dc249 | 71 | It requires, for safe operation, thermal framework with properly |
2fb4719b LM |
72 | defined trip points. |
73 | ||
74 | If in doubt, say N. | |
75 | ||
8b2b4a4e AB |
76 | config ARM_EXYNOS5440_CPUFREQ |
77 | tristate "SAMSUNG EXYNOS5440" | |
78 | depends on SOC_EXYNOS5440 | |
79 | depends on HAVE_CLK && OF | |
80 | select PM_OPP | |
81 | default y | |
82 | help | |
83 | This adds the CPUFreq driver for Samsung EXYNOS5440 | |
84 | SoC. The nature of exynos5440 clock controller is | |
85 | different than previous exynos controllers so not using | |
86 | the common exynos framework. | |
87 | ||
88 | If in doubt, say N. | |
89 | ||
a0ea048a VK |
90 | config ARM_HIGHBANK_CPUFREQ |
91 | tristate "Calxeda Highbank-based" | |
bbcf0719 | 92 | depends on ARCH_HIGHBANK && CPUFREQ_DT && REGULATOR |
a0ea048a VK |
93 | default m |
94 | help | |
95 | This adds the CPUFreq driver for Calxeda Highbank SoC | |
96 | based boards. | |
97 | ||
98 | If in doubt, say N. | |
99 | ||
5acb972f LY |
100 | config ARM_HISI_ACPU_CPUFREQ |
101 | tristate "Hisilicon ACPU CPUfreq driver" | |
102 | depends on ARCH_HISI && CPUFREQ_DT | |
103 | select PM_OPP | |
104 | help | |
105 | This enables the hisilicon ACPU CPUfreq driver. | |
106 | ||
107 | If in doubt, say N. | |
108 | ||
a0ea048a | 109 | config ARM_IMX6Q_CPUFREQ |
1d0eaae9 SG |
110 | tristate "Freescale i.MX6 cpufreq support" |
111 | depends on ARCH_MXC | |
a0ea048a | 112 | depends on REGULATOR_ANATOP |
7e021687 | 113 | select PM_OPP |
a0ea048a | 114 | help |
1d0eaae9 | 115 | This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
a0ea048a VK |
116 | |
117 | If in doubt, say N. | |
118 | ||
b7e614c8 VK |
119 | config ARM_INTEGRATOR |
120 | tristate "CPUfreq driver for ARM Integrator CPUs" | |
121 | depends on ARCH_INTEGRATOR | |
122 | default y | |
123 | help | |
124 | This enables the CPUfreq driver for ARM Integrator CPUs. | |
125 | If in doubt, say Y. | |
126 | ||
a0ea048a | 127 | config ARM_KIRKWOOD_CPUFREQ |
6c8df11d | 128 | def_bool MACH_KIRKWOOD |
a0ea048a VK |
129 | help |
130 | This adds the CPUFreq driver for Marvell Kirkwood | |
131 | SoCs. | |
132 | ||
b09db45c RK |
133 | config ARM_OMAP2PLUS_CPUFREQ |
134 | bool "TI OMAP2+" | |
2d59dcfb | 135 | depends on ARCH_OMAP2PLUS |
b09db45c | 136 | default ARCH_OMAP2PLUS |
b09db45c | 137 | |
f023f8dd VK |
138 | config ARM_S3C_CPUFREQ |
139 | bool | |
140 | help | |
141 | Internal configuration node for common cpufreq on Samsung SoC | |
142 | ||
143 | config ARM_S3C24XX_CPUFREQ | |
144 | bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" | |
145 | depends on ARCH_S3C24XX | |
146 | select ARM_S3C_CPUFREQ | |
147 | help | |
148 | This enables the CPUfreq driver for the Samsung S3C24XX family | |
149 | of CPUs. | |
150 | ||
151 | For details, take a look at <file:Documentation/cpu-freq>. | |
152 | ||
153 | If in doubt, say N. | |
154 | ||
155 | config ARM_S3C24XX_CPUFREQ_DEBUG | |
156 | bool "Debug CPUfreq Samsung driver core" | |
157 | depends on ARM_S3C24XX_CPUFREQ | |
158 | help | |
159 | Enable s3c_freq_dbg for the Samsung S3C CPUfreq core | |
160 | ||
161 | config ARM_S3C24XX_CPUFREQ_IODEBUG | |
162 | bool "Debug CPUfreq Samsung driver IO timing" | |
163 | depends on ARM_S3C24XX_CPUFREQ | |
164 | help | |
165 | Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core | |
166 | ||
167 | config ARM_S3C24XX_CPUFREQ_DEBUGFS | |
168 | bool "Export debugfs for CPUFreq" | |
169 | depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS | |
170 | help | |
171 | Export status information via debugfs. | |
172 | ||
173 | config ARM_S3C2410_CPUFREQ | |
174 | bool | |
175 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 | |
176 | select S3C2410_CPUFREQ_UTILS | |
177 | help | |
178 | CPU Frequency scaling support for S3C2410 | |
179 | ||
180 | config ARM_S3C2412_CPUFREQ | |
181 | bool | |
182 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 | |
183 | default y | |
184 | select S3C2412_IOTIMING | |
185 | help | |
186 | CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. | |
187 | ||
34ee5507 HS |
188 | config ARM_S3C2416_CPUFREQ |
189 | bool "S3C2416 CPU Frequency scaling support" | |
190 | depends on CPU_S3C2416 | |
191 | help | |
192 | This adds the CPUFreq driver for the Samsung S3C2416 and | |
193 | S3C2450 SoC. The S3C2416 supports changing the rate of the | |
194 | armdiv clock source and also entering a so called dynamic | |
195 | voltage scaling mode in which it is possible to reduce the | |
735dc249 | 196 | core voltage of the CPU. |
34ee5507 HS |
197 | |
198 | If in doubt, say N. | |
199 | ||
200 | config ARM_S3C2416_CPUFREQ_VCORESCALE | |
0f194b56 KC |
201 | bool "Allow voltage scaling for S3C2416 arm core" |
202 | depends on ARM_S3C2416_CPUFREQ && REGULATOR | |
34ee5507 HS |
203 | help |
204 | Enable CPU voltage scaling when entering the dvs mode. | |
205 | It uses information gathered through existing hardware and | |
206 | tests but not documented in any datasheet. | |
207 | ||
208 | If in doubt, say N. | |
209 | ||
f023f8dd VK |
210 | config ARM_S3C2440_CPUFREQ |
211 | bool "S3C2440/S3C2442 CPU Frequency scaling support" | |
212 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) | |
213 | select S3C2410_CPUFREQ_UTILS | |
214 | default y | |
215 | help | |
216 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | |
217 | ||
15964d38 KK |
218 | config ARM_S3C64XX_CPUFREQ |
219 | bool "Samsung S3C64XX" | |
220 | depends on CPU_S3C6410 | |
221 | default y | |
222 | help | |
223 | This adds the CPUFreq driver for Samsung S3C6410 SoC. | |
224 | ||
225 | If in doubt, say N. | |
226 | ||
f7d77079 KK |
227 | config ARM_S5PV210_CPUFREQ |
228 | bool "Samsung S5PV210 and S5PC110" | |
229 | depends on CPU_S5PV210 | |
230 | default y | |
231 | help | |
232 | This adds the CPUFreq driver for Samsung S5PV210 and | |
233 | S5PC110 SoCs. | |
234 | ||
235 | If in doubt, say N. | |
236 | ||
59a2e613 VK |
237 | config ARM_SA1100_CPUFREQ |
238 | bool | |
239 | ||
240 | config ARM_SA1110_CPUFREQ | |
241 | bool | |
242 | ||
42099322 DS |
243 | config ARM_SPEAR_CPUFREQ |
244 | bool "SPEAr CPUFreq support" | |
245 | depends on PLAT_SPEAR | |
246 | default y | |
247 | help | |
248 | This adds the CPUFreq driver support for SPEAr SOCs. | |
dbb8d76e VK |
249 | |
250 | config ARM_TEGRA_CPUFREQ | |
251 | bool "TEGRA CPUFreq support" | |
252 | depends on ARCH_TEGRA | |
dbb8d76e VK |
253 | default y |
254 | help | |
255 | This adds the CPUFreq driver support for TEGRA SOCs. | |
608eab22 PC |
256 | |
257 | config ARM_PXA2xx_CPUFREQ | |
258 | tristate "Intel PXA2xx CPUfreq driver" | |
259 | depends on PXA27x || PXA25x | |
260 | help | |
261 | This add the CPUFreq driver support for Intel PXA2xx SOCs. | |
262 | ||
263 | If in doubt, say N. |