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f7d77079 KK |
1 | # |
2 | # ARM CPU Frequency scaling drivers | |
3 | # | |
4 | ||
8a67f0ef | 5 | config ARM_BIG_LITTLE_CPUFREQ |
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6 | tristate "Generic ARM big LITTLE CPUfreq driver" |
7 | depends on ARM_CPU_TOPOLOGY && PM_OPP && HAVE_CLK | |
fe948f54 | 8 | select CPU_FREQ_TABLE |
99af7711 VK |
9 | help |
10 | This enables the Generic CPUfreq driver for ARM big.LITTLE platforms. | |
8a67f0ef VK |
11 | |
12 | config ARM_DT_BL_CPUFREQ | |
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13 | tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver" |
14 | depends on ARM_BIG_LITTLE_CPUFREQ && OF | |
8a67f0ef | 15 | help |
99af7711 VK |
16 | This enables probing via DT for Generic CPUfreq driver for ARM |
17 | big.LITTLE platform. This gets frequency tables from DT. | |
8a67f0ef | 18 | |
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19 | config ARM_EXYNOS_CPUFREQ |
20 | bool "SAMSUNG EXYNOS SoCs" | |
21 | depends on ARCH_EXYNOS | |
46f3049f | 22 | select CPU_FREQ_TABLE |
a0ea048a VK |
23 | default y |
24 | help | |
25 | This adds the CPUFreq driver common part for Samsung | |
26 | EXYNOS SoCs. | |
27 | ||
28 | If in doubt, say N. | |
29 | ||
30 | config ARM_EXYNOS4210_CPUFREQ | |
31 | def_bool CPU_EXYNOS4210 | |
32 | help | |
33 | This adds the CPUFreq driver for Samsung EXYNOS4210 | |
34 | SoC (S5PV310 or S5PC210). | |
35 | ||
36 | config ARM_EXYNOS4X12_CPUFREQ | |
37 | def_bool (SOC_EXYNOS4212 || SOC_EXYNOS4412) | |
38 | help | |
39 | This adds the CPUFreq driver for Samsung EXYNOS4X12 | |
40 | SoC (EXYNOS4212 or EXYNOS4412). | |
41 | ||
42 | config ARM_EXYNOS5250_CPUFREQ | |
43 | def_bool SOC_EXYNOS5250 | |
44 | help | |
45 | This adds the CPUFreq driver for Samsung EXYNOS5250 | |
46 | SoC. | |
47 | ||
49d7b5bf ADK |
48 | config ARM_EXYNOS5440_CPUFREQ |
49 | def_bool SOC_EXYNOS5440 | |
50 | depends on HAVE_CLK && PM_OPP && OF | |
46f3049f | 51 | select CPU_FREQ_TABLE |
49d7b5bf ADK |
52 | help |
53 | This adds the CPUFreq driver for Samsung EXYNOS5440 | |
54 | SoC. The nature of exynos5440 clock controller is | |
55 | different than previous exynos controllers so not using | |
56 | the common exynos framework. | |
57 | ||
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58 | config ARM_HIGHBANK_CPUFREQ |
59 | tristate "Calxeda Highbank-based" | |
60 | depends on ARCH_HIGHBANK | |
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61 | select GENERIC_CPUFREQ_CPU0 |
62 | select PM_OPP | |
63 | select REGULATOR | |
64 | ||
65 | default m | |
66 | help | |
67 | This adds the CPUFreq driver for Calxeda Highbank SoC | |
68 | based boards. | |
69 | ||
70 | If in doubt, say N. | |
71 | ||
72 | config ARM_IMX6Q_CPUFREQ | |
73 | tristate "Freescale i.MX6Q cpufreq support" | |
74 | depends on SOC_IMX6Q | |
75 | depends on REGULATOR_ANATOP | |
5d6a62be | 76 | select CPU_FREQ_TABLE |
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77 | help |
78 | This adds cpufreq driver support for Freescale i.MX6Q SOC. | |
79 | ||
80 | If in doubt, say N. | |
81 | ||
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82 | config ARM_INTEGRATOR |
83 | tristate "CPUfreq driver for ARM Integrator CPUs" | |
84 | depends on ARCH_INTEGRATOR | |
85 | default y | |
86 | help | |
87 | This enables the CPUfreq driver for ARM Integrator CPUs. | |
88 | If in doubt, say Y. | |
89 | ||
a0ea048a VK |
90 | config ARM_KIRKWOOD_CPUFREQ |
91 | def_bool ARCH_KIRKWOOD && OF | |
ea61623f | 92 | select CPU_FREQ_TABLE |
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93 | help |
94 | This adds the CPUFreq driver for Marvell Kirkwood | |
95 | SoCs. | |
96 | ||
b09db45c RK |
97 | config ARM_OMAP2PLUS_CPUFREQ |
98 | bool "TI OMAP2+" | |
2d59dcfb | 99 | depends on ARCH_OMAP2PLUS |
b09db45c RK |
100 | default ARCH_OMAP2PLUS |
101 | select CPU_FREQ_TABLE | |
102 | ||
f023f8dd VK |
103 | config ARM_S3C_CPUFREQ |
104 | bool | |
105 | help | |
106 | Internal configuration node for common cpufreq on Samsung SoC | |
107 | ||
108 | config ARM_S3C24XX_CPUFREQ | |
109 | bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" | |
110 | depends on ARCH_S3C24XX | |
111 | select ARM_S3C_CPUFREQ | |
112 | help | |
113 | This enables the CPUfreq driver for the Samsung S3C24XX family | |
114 | of CPUs. | |
115 | ||
116 | For details, take a look at <file:Documentation/cpu-freq>. | |
117 | ||
118 | If in doubt, say N. | |
119 | ||
120 | config ARM_S3C24XX_CPUFREQ_DEBUG | |
121 | bool "Debug CPUfreq Samsung driver core" | |
122 | depends on ARM_S3C24XX_CPUFREQ | |
123 | help | |
124 | Enable s3c_freq_dbg for the Samsung S3C CPUfreq core | |
125 | ||
126 | config ARM_S3C24XX_CPUFREQ_IODEBUG | |
127 | bool "Debug CPUfreq Samsung driver IO timing" | |
128 | depends on ARM_S3C24XX_CPUFREQ | |
129 | help | |
130 | Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core | |
131 | ||
132 | config ARM_S3C24XX_CPUFREQ_DEBUGFS | |
133 | bool "Export debugfs for CPUFreq" | |
134 | depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS | |
135 | help | |
136 | Export status information via debugfs. | |
137 | ||
138 | config ARM_S3C2410_CPUFREQ | |
139 | bool | |
140 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 | |
141 | select S3C2410_CPUFREQ_UTILS | |
142 | help | |
143 | CPU Frequency scaling support for S3C2410 | |
144 | ||
145 | config ARM_S3C2412_CPUFREQ | |
146 | bool | |
147 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 | |
148 | default y | |
149 | select S3C2412_IOTIMING | |
150 | help | |
151 | CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. | |
152 | ||
34ee5507 HS |
153 | config ARM_S3C2416_CPUFREQ |
154 | bool "S3C2416 CPU Frequency scaling support" | |
155 | depends on CPU_S3C2416 | |
6866cba3 | 156 | select CPU_FREQ_TABLE |
34ee5507 HS |
157 | help |
158 | This adds the CPUFreq driver for the Samsung S3C2416 and | |
159 | S3C2450 SoC. The S3C2416 supports changing the rate of the | |
160 | armdiv clock source and also entering a so called dynamic | |
161 | voltage scaling mode in which it is possible to reduce the | |
162 | core voltage of the cpu. | |
163 | ||
164 | If in doubt, say N. | |
165 | ||
166 | config ARM_S3C2416_CPUFREQ_VCORESCALE | |
0f194b56 KC |
167 | bool "Allow voltage scaling for S3C2416 arm core" |
168 | depends on ARM_S3C2416_CPUFREQ && REGULATOR | |
34ee5507 HS |
169 | help |
170 | Enable CPU voltage scaling when entering the dvs mode. | |
171 | It uses information gathered through existing hardware and | |
172 | tests but not documented in any datasheet. | |
173 | ||
174 | If in doubt, say N. | |
175 | ||
f023f8dd VK |
176 | config ARM_S3C2440_CPUFREQ |
177 | bool "S3C2440/S3C2442 CPU Frequency scaling support" | |
178 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) | |
179 | select S3C2410_CPUFREQ_UTILS | |
180 | default y | |
181 | help | |
182 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | |
183 | ||
15964d38 KK |
184 | config ARM_S3C64XX_CPUFREQ |
185 | bool "Samsung S3C64XX" | |
186 | depends on CPU_S3C6410 | |
6866cba3 | 187 | select CPU_FREQ_TABLE |
15964d38 KK |
188 | default y |
189 | help | |
190 | This adds the CPUFreq driver for Samsung S3C6410 SoC. | |
191 | ||
192 | If in doubt, say N. | |
193 | ||
f7d77079 KK |
194 | config ARM_S5PV210_CPUFREQ |
195 | bool "Samsung S5PV210 and S5PC110" | |
196 | depends on CPU_S5PV210 | |
5eed1987 | 197 | select CPU_FREQ_TABLE |
f7d77079 KK |
198 | default y |
199 | help | |
200 | This adds the CPUFreq driver for Samsung S5PV210 and | |
201 | S5PC110 SoCs. | |
202 | ||
203 | If in doubt, say N. | |
204 | ||
59a2e613 VK |
205 | config ARM_SA1100_CPUFREQ |
206 | bool | |
207 | ||
208 | config ARM_SA1110_CPUFREQ | |
209 | bool | |
210 | ||
42099322 DS |
211 | config ARM_SPEAR_CPUFREQ |
212 | bool "SPEAr CPUFreq support" | |
213 | depends on PLAT_SPEAR | |
4b416745 | 214 | select CPU_FREQ_TABLE |
42099322 DS |
215 | default y |
216 | help | |
217 | This adds the CPUFreq driver support for SPEAr SOCs. | |
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218 | |
219 | config ARM_TEGRA_CPUFREQ | |
220 | bool "TEGRA CPUFreq support" | |
221 | depends on ARCH_TEGRA | |
222 | select CPU_FREQ_TABLE | |
223 | default y | |
224 | help | |
225 | This adds the CPUFreq driver support for TEGRA SOCs. |