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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 | ||
111 | config ARM_IMX6Q_CPUFREQ | |
1d0eaae9 SG |
112 | tristate "Freescale i.MX6 cpufreq support" |
113 | depends on ARCH_MXC | |
a0ea048a | 114 | depends on REGULATOR_ANATOP |
7e021687 | 115 | select PM_OPP |
a0ea048a | 116 | help |
1d0eaae9 | 117 | This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
a0ea048a VK |
118 | |
119 | If in doubt, say N. | |
120 | ||
b7e614c8 VK |
121 | config ARM_INTEGRATOR |
122 | tristate "CPUfreq driver for ARM Integrator CPUs" | |
123 | depends on ARCH_INTEGRATOR | |
124 | default y | |
125 | help | |
126 | This enables the CPUfreq driver for ARM Integrator CPUs. | |
127 | If in doubt, say Y. | |
128 | ||
a0ea048a | 129 | config ARM_KIRKWOOD_CPUFREQ |
6c8df11d | 130 | def_bool MACH_KIRKWOOD |
a0ea048a VK |
131 | help |
132 | This adds the CPUFreq driver for Marvell Kirkwood | |
133 | SoCs. | |
134 | ||
b09db45c RK |
135 | config ARM_OMAP2PLUS_CPUFREQ |
136 | bool "TI OMAP2+" | |
2d59dcfb | 137 | depends on ARCH_OMAP2PLUS |
b09db45c | 138 | default ARCH_OMAP2PLUS |
b09db45c | 139 | |
f023f8dd VK |
140 | config ARM_S3C_CPUFREQ |
141 | bool | |
142 | help | |
143 | Internal configuration node for common cpufreq on Samsung SoC | |
144 | ||
145 | config ARM_S3C24XX_CPUFREQ | |
146 | bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" | |
147 | depends on ARCH_S3C24XX | |
148 | select ARM_S3C_CPUFREQ | |
149 | help | |
150 | This enables the CPUfreq driver for the Samsung S3C24XX family | |
151 | of CPUs. | |
152 | ||
153 | For details, take a look at <file:Documentation/cpu-freq>. | |
154 | ||
155 | If in doubt, say N. | |
156 | ||
157 | config ARM_S3C24XX_CPUFREQ_DEBUG | |
158 | bool "Debug CPUfreq Samsung driver core" | |
159 | depends on ARM_S3C24XX_CPUFREQ | |
160 | help | |
161 | Enable s3c_freq_dbg for the Samsung S3C CPUfreq core | |
162 | ||
163 | config ARM_S3C24XX_CPUFREQ_IODEBUG | |
164 | bool "Debug CPUfreq Samsung driver IO timing" | |
165 | depends on ARM_S3C24XX_CPUFREQ | |
166 | help | |
167 | Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core | |
168 | ||
169 | config ARM_S3C24XX_CPUFREQ_DEBUGFS | |
170 | bool "Export debugfs for CPUFreq" | |
171 | depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS | |
172 | help | |
173 | Export status information via debugfs. | |
174 | ||
175 | config ARM_S3C2410_CPUFREQ | |
176 | bool | |
177 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 | |
178 | select S3C2410_CPUFREQ_UTILS | |
179 | help | |
180 | CPU Frequency scaling support for S3C2410 | |
181 | ||
182 | config ARM_S3C2412_CPUFREQ | |
183 | bool | |
184 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 | |
185 | default y | |
186 | select S3C2412_IOTIMING | |
187 | help | |
188 | CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. | |
189 | ||
34ee5507 HS |
190 | config ARM_S3C2416_CPUFREQ |
191 | bool "S3C2416 CPU Frequency scaling support" | |
192 | depends on CPU_S3C2416 | |
193 | help | |
194 | This adds the CPUFreq driver for the Samsung S3C2416 and | |
195 | S3C2450 SoC. The S3C2416 supports changing the rate of the | |
196 | armdiv clock source and also entering a so called dynamic | |
197 | voltage scaling mode in which it is possible to reduce the | |
735dc249 | 198 | core voltage of the CPU. |
34ee5507 HS |
199 | |
200 | If in doubt, say N. | |
201 | ||
202 | config ARM_S3C2416_CPUFREQ_VCORESCALE | |
0f194b56 KC |
203 | bool "Allow voltage scaling for S3C2416 arm core" |
204 | depends on ARM_S3C2416_CPUFREQ && REGULATOR | |
34ee5507 HS |
205 | help |
206 | Enable CPU voltage scaling when entering the dvs mode. | |
207 | It uses information gathered through existing hardware and | |
208 | tests but not documented in any datasheet. | |
209 | ||
210 | If in doubt, say N. | |
211 | ||
f023f8dd VK |
212 | config ARM_S3C2440_CPUFREQ |
213 | bool "S3C2440/S3C2442 CPU Frequency scaling support" | |
214 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) | |
215 | select S3C2410_CPUFREQ_UTILS | |
216 | default y | |
217 | help | |
218 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | |
219 | ||
15964d38 KK |
220 | config ARM_S3C64XX_CPUFREQ |
221 | bool "Samsung S3C64XX" | |
222 | depends on CPU_S3C6410 | |
223 | default y | |
224 | help | |
225 | This adds the CPUFreq driver for Samsung S3C6410 SoC. | |
226 | ||
227 | If in doubt, say N. | |
228 | ||
f7d77079 KK |
229 | config ARM_S5PV210_CPUFREQ |
230 | bool "Samsung S5PV210 and S5PC110" | |
231 | depends on CPU_S5PV210 | |
232 | default y | |
233 | help | |
234 | This adds the CPUFreq driver for Samsung S5PV210 and | |
235 | S5PC110 SoCs. | |
236 | ||
237 | If in doubt, say N. | |
238 | ||
59a2e613 VK |
239 | config ARM_SA1100_CPUFREQ |
240 | bool | |
241 | ||
242 | config ARM_SA1110_CPUFREQ | |
243 | bool | |
244 | ||
42099322 DS |
245 | config ARM_SPEAR_CPUFREQ |
246 | bool "SPEAr CPUFreq support" | |
247 | depends on PLAT_SPEAR | |
248 | default y | |
249 | help | |
250 | This adds the CPUFreq driver support for SPEAr SOCs. | |
dbb8d76e VK |
251 | |
252 | config ARM_TEGRA_CPUFREQ | |
253 | bool "TEGRA CPUFreq support" | |
254 | depends on ARCH_TEGRA | |
dbb8d76e VK |
255 | default y |
256 | help | |
257 | This adds the CPUFreq driver support for TEGRA SOCs. | |
608eab22 PC |
258 | |
259 | config ARM_PXA2xx_CPUFREQ | |
260 | tristate "Intel PXA2xx CPUfreq driver" | |
261 | depends on PXA27x || PXA25x | |
262 | help | |
263 | This add the CPUFreq driver support for Intel PXA2xx SOCs. | |
264 | ||
265 | If in doubt, say N. |