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" |
57aa5ea0 | 8 | depends on ARM && BIG_LITTLE && ARM_CPU_TOPOLOGY && 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 VK |
38 | |
39 | config ARM_EXYNOS4210_CPUFREQ | |
45e12086 | 40 | bool "SAMSUNG EXYNOS4210" |
4c8d8193 | 41 | depends on CPU_EXYNOS4210 |
8b2b4a4e | 42 | depends on ARM_EXYNOS_CPUFREQ |
45e12086 | 43 | default y |
a0ea048a VK |
44 | help |
45 | This adds the CPUFreq driver for Samsung EXYNOS4210 | |
46 | SoC (S5PV310 or S5PC210). | |
47 | ||
45e12086 BZ |
48 | If in doubt, say N. |
49 | ||
a0ea048a | 50 | config ARM_EXYNOS4X12_CPUFREQ |
45e12086 | 51 | bool "SAMSUNG EXYNOS4x12" |
4c8d8193 | 52 | depends on SOC_EXYNOS4212 || SOC_EXYNOS4412 |
8b2b4a4e | 53 | depends on ARM_EXYNOS_CPUFREQ |
45e12086 | 54 | default y |
a0ea048a VK |
55 | help |
56 | This adds the CPUFreq driver for Samsung EXYNOS4X12 | |
57 | SoC (EXYNOS4212 or EXYNOS4412). | |
58 | ||
45e12086 BZ |
59 | If in doubt, say N. |
60 | ||
a0ea048a | 61 | config ARM_EXYNOS5250_CPUFREQ |
45e12086 | 62 | bool "SAMSUNG EXYNOS5250" |
4c8d8193 | 63 | depends on SOC_EXYNOS5250 |
8b2b4a4e | 64 | depends on ARM_EXYNOS_CPUFREQ |
45e12086 | 65 | default y |
a0ea048a VK |
66 | help |
67 | This adds the CPUFreq driver for Samsung EXYNOS5250 | |
68 | SoC. | |
69 | ||
45e12086 BZ |
70 | If in doubt, say N. |
71 | ||
2fb4719b LM |
72 | config ARM_EXYNOS_CPU_FREQ_BOOST_SW |
73 | bool "EXYNOS Frequency Overclocking - Software" | |
0a2e912d | 74 | depends on ARM_EXYNOS_CPUFREQ && THERMAL |
2fb4719b LM |
75 | select CPU_FREQ_BOOST_SW |
76 | select EXYNOS_THERMAL | |
77 | help | |
78 | This driver supports software managed overclocking (BOOST). | |
79 | It allows usage of special frequencies for Samsung Exynos | |
80 | processors if thermal conditions are appropriate. | |
81 | ||
735dc249 | 82 | It requires, for safe operation, thermal framework with properly |
2fb4719b LM |
83 | defined trip points. |
84 | ||
85 | If in doubt, say N. | |
86 | ||
8b2b4a4e AB |
87 | config ARM_EXYNOS5440_CPUFREQ |
88 | tristate "SAMSUNG EXYNOS5440" | |
89 | depends on SOC_EXYNOS5440 | |
90 | depends on HAVE_CLK && OF | |
91 | select PM_OPP | |
92 | default y | |
93 | help | |
94 | This adds the CPUFreq driver for Samsung EXYNOS5440 | |
95 | SoC. The nature of exynos5440 clock controller is | |
96 | different than previous exynos controllers so not using | |
97 | the common exynos framework. | |
98 | ||
99 | If in doubt, say N. | |
100 | ||
a0ea048a VK |
101 | config ARM_HIGHBANK_CPUFREQ |
102 | tristate "Calxeda Highbank-based" | |
bbcf0719 | 103 | depends on ARCH_HIGHBANK && CPUFREQ_DT && REGULATOR |
a0ea048a VK |
104 | default m |
105 | help | |
106 | This adds the CPUFreq driver for Calxeda Highbank SoC | |
107 | based boards. | |
108 | ||
109 | If in doubt, say N. | |
110 | ||
5acb972f LY |
111 | config ARM_HISI_ACPU_CPUFREQ |
112 | tristate "Hisilicon ACPU CPUfreq driver" | |
113 | depends on ARCH_HISI && CPUFREQ_DT | |
114 | select PM_OPP | |
115 | help | |
116 | This enables the hisilicon ACPU CPUfreq driver. | |
117 | ||
118 | If in doubt, say N. | |
119 | ||
a0ea048a | 120 | config ARM_IMX6Q_CPUFREQ |
1d0eaae9 SG |
121 | tristate "Freescale i.MX6 cpufreq support" |
122 | depends on ARCH_MXC | |
a0ea048a | 123 | depends on REGULATOR_ANATOP |
7e021687 | 124 | select PM_OPP |
a0ea048a | 125 | help |
1d0eaae9 | 126 | This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
a0ea048a VK |
127 | |
128 | If in doubt, say N. | |
129 | ||
b7e614c8 VK |
130 | config ARM_INTEGRATOR |
131 | tristate "CPUfreq driver for ARM Integrator CPUs" | |
132 | depends on ARCH_INTEGRATOR | |
133 | default y | |
134 | help | |
135 | This enables the CPUfreq driver for ARM Integrator CPUs. | |
136 | If in doubt, say Y. | |
137 | ||
a0ea048a | 138 | config ARM_KIRKWOOD_CPUFREQ |
6c8df11d | 139 | def_bool MACH_KIRKWOOD |
a0ea048a VK |
140 | help |
141 | This adds the CPUFreq driver for Marvell Kirkwood | |
142 | SoCs. | |
143 | ||
b09db45c RK |
144 | config ARM_OMAP2PLUS_CPUFREQ |
145 | bool "TI OMAP2+" | |
2d59dcfb | 146 | depends on ARCH_OMAP2PLUS |
b09db45c | 147 | default ARCH_OMAP2PLUS |
b09db45c | 148 | |
f023f8dd VK |
149 | config ARM_S3C_CPUFREQ |
150 | bool | |
151 | help | |
152 | Internal configuration node for common cpufreq on Samsung SoC | |
153 | ||
154 | config ARM_S3C24XX_CPUFREQ | |
155 | bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" | |
156 | depends on ARCH_S3C24XX | |
157 | select ARM_S3C_CPUFREQ | |
158 | help | |
159 | This enables the CPUfreq driver for the Samsung S3C24XX family | |
160 | of CPUs. | |
161 | ||
162 | For details, take a look at <file:Documentation/cpu-freq>. | |
163 | ||
164 | If in doubt, say N. | |
165 | ||
166 | config ARM_S3C24XX_CPUFREQ_DEBUG | |
167 | bool "Debug CPUfreq Samsung driver core" | |
168 | depends on ARM_S3C24XX_CPUFREQ | |
169 | help | |
170 | Enable s3c_freq_dbg for the Samsung S3C CPUfreq core | |
171 | ||
172 | config ARM_S3C24XX_CPUFREQ_IODEBUG | |
173 | bool "Debug CPUfreq Samsung driver IO timing" | |
174 | depends on ARM_S3C24XX_CPUFREQ | |
175 | help | |
176 | Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core | |
177 | ||
178 | config ARM_S3C24XX_CPUFREQ_DEBUGFS | |
179 | bool "Export debugfs for CPUFreq" | |
180 | depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS | |
181 | help | |
182 | Export status information via debugfs. | |
183 | ||
184 | config ARM_S3C2410_CPUFREQ | |
185 | bool | |
186 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 | |
187 | select S3C2410_CPUFREQ_UTILS | |
188 | help | |
189 | CPU Frequency scaling support for S3C2410 | |
190 | ||
191 | config ARM_S3C2412_CPUFREQ | |
192 | bool | |
193 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 | |
194 | default y | |
195 | select S3C2412_IOTIMING | |
196 | help | |
197 | CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. | |
198 | ||
34ee5507 HS |
199 | config ARM_S3C2416_CPUFREQ |
200 | bool "S3C2416 CPU Frequency scaling support" | |
201 | depends on CPU_S3C2416 | |
202 | help | |
203 | This adds the CPUFreq driver for the Samsung S3C2416 and | |
204 | S3C2450 SoC. The S3C2416 supports changing the rate of the | |
205 | armdiv clock source and also entering a so called dynamic | |
206 | voltage scaling mode in which it is possible to reduce the | |
735dc249 | 207 | core voltage of the CPU. |
34ee5507 HS |
208 | |
209 | If in doubt, say N. | |
210 | ||
211 | config ARM_S3C2416_CPUFREQ_VCORESCALE | |
0f194b56 KC |
212 | bool "Allow voltage scaling for S3C2416 arm core" |
213 | depends on ARM_S3C2416_CPUFREQ && REGULATOR | |
34ee5507 HS |
214 | help |
215 | Enable CPU voltage scaling when entering the dvs mode. | |
216 | It uses information gathered through existing hardware and | |
217 | tests but not documented in any datasheet. | |
218 | ||
219 | If in doubt, say N. | |
220 | ||
f023f8dd VK |
221 | config ARM_S3C2440_CPUFREQ |
222 | bool "S3C2440/S3C2442 CPU Frequency scaling support" | |
223 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) | |
224 | select S3C2410_CPUFREQ_UTILS | |
225 | default y | |
226 | help | |
227 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | |
228 | ||
15964d38 KK |
229 | config ARM_S3C64XX_CPUFREQ |
230 | bool "Samsung S3C64XX" | |
231 | depends on CPU_S3C6410 | |
232 | default y | |
233 | help | |
234 | This adds the CPUFreq driver for Samsung S3C6410 SoC. | |
235 | ||
236 | If in doubt, say N. | |
237 | ||
f7d77079 KK |
238 | config ARM_S5PV210_CPUFREQ |
239 | bool "Samsung S5PV210 and S5PC110" | |
240 | depends on CPU_S5PV210 | |
241 | default y | |
242 | help | |
243 | This adds the CPUFreq driver for Samsung S5PV210 and | |
244 | S5PC110 SoCs. | |
245 | ||
246 | If in doubt, say N. | |
247 | ||
59a2e613 VK |
248 | config ARM_SA1100_CPUFREQ |
249 | bool | |
250 | ||
251 | config ARM_SA1110_CPUFREQ | |
252 | bool | |
253 | ||
42099322 DS |
254 | config ARM_SPEAR_CPUFREQ |
255 | bool "SPEAr CPUFreq support" | |
256 | depends on PLAT_SPEAR | |
257 | default y | |
258 | help | |
259 | This adds the CPUFreq driver support for SPEAr SOCs. | |
dbb8d76e VK |
260 | |
261 | config ARM_TEGRA_CPUFREQ | |
262 | bool "TEGRA CPUFreq support" | |
263 | depends on ARCH_TEGRA | |
dbb8d76e VK |
264 | default y |
265 | help | |
266 | This adds the CPUFreq driver support for TEGRA SOCs. | |
608eab22 PC |
267 | |
268 | config ARM_PXA2xx_CPUFREQ | |
269 | tristate "Intel PXA2xx CPUfreq driver" | |
270 | depends on PXA27x || PXA25x | |
271 | help | |
272 | This add the CPUFreq driver support for Intel PXA2xx SOCs. | |
273 | ||
274 | If in doubt, say N. |