projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| f7d77079 KK |
1 | # |
| 2 | # ARM CPU Frequency scaling drivers | |
| 3 | # | |
| 4 | ||
| 8a67f0ef | 5 | config ARM_BIG_LITTLE_CPUFREQ |
| 99af7711 | 6 | tristate "Generic ARM big LITTLE CPUfreq driver" |
| 998be8ee | 7 | depends on ARM && BIG_LITTLE && ARM_CPU_TOPOLOGY && HAVE_CLK |
| 109df086 | 8 | select PM_OPP |
| 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 | |
| 99af7711 VK |
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 | |
| a0ea048a | 19 | config ARM_EXYNOS_CPUFREQ |
| 45e12086 | 20 | bool |
| a0ea048a VK |
21 | |
| 22 | config ARM_EXYNOS4210_CPUFREQ | |
| 45e12086 BZ |
23 | bool "SAMSUNG EXYNOS4210" |
| 24 | depends on CPU_EXYNOS4210 | |
| 25 | default y | |
| 26 | select ARM_EXYNOS_CPUFREQ | |
| a0ea048a VK |
27 | help |
| 28 | This adds the CPUFreq driver for Samsung EXYNOS4210 | |
| 29 | SoC (S5PV310 or S5PC210). | |
| 30 | ||
| 45e12086 BZ |
31 | If in doubt, say N. |
| 32 | ||
| a0ea048a | 33 | config ARM_EXYNOS4X12_CPUFREQ |
| 45e12086 BZ |
34 | bool "SAMSUNG EXYNOS4x12" |
| 35 | depends on (SOC_EXYNOS4212 || SOC_EXYNOS4412) | |
| 36 | default y | |
| 37 | select ARM_EXYNOS_CPUFREQ | |
| a0ea048a VK |
38 | help |
| 39 | This adds the CPUFreq driver for Samsung EXYNOS4X12 | |
| 40 | SoC (EXYNOS4212 or EXYNOS4412). | |
| 41 | ||
| 45e12086 BZ |
42 | If in doubt, say N. |
| 43 | ||
| a0ea048a | 44 | config ARM_EXYNOS5250_CPUFREQ |
| 45e12086 BZ |
45 | bool "SAMSUNG EXYNOS5250" |
| 46 | depends on SOC_EXYNOS5250 | |
| 47 | default y | |
| 48 | select ARM_EXYNOS_CPUFREQ | |
| a0ea048a VK |
49 | help |
| 50 | This adds the CPUFreq driver for Samsung EXYNOS5250 | |
| 51 | SoC. | |
| 52 | ||
| 45e12086 BZ |
53 | If in doubt, say N. |
| 54 | ||
| 49d7b5bf | 55 | config ARM_EXYNOS5440_CPUFREQ |
| 45e12086 BZ |
56 | bool "SAMSUNG EXYNOS5440" |
| 57 | depends on SOC_EXYNOS5440 | |
| 109df086 MB |
58 | depends on HAVE_CLK && OF |
| 59 | select PM_OPP | |
| 45e12086 | 60 | default y |
| 49d7b5bf ADK |
61 | help |
| 62 | This adds the CPUFreq driver for Samsung EXYNOS5440 | |
| 63 | SoC. The nature of exynos5440 clock controller is | |
| 64 | different than previous exynos controllers so not using | |
| 65 | the common exynos framework. | |
| 66 | ||
| 45e12086 BZ |
67 | If in doubt, say N. |
| 68 | ||
| 2fb4719b LM |
69 | config ARM_EXYNOS_CPU_FREQ_BOOST_SW |
| 70 | bool "EXYNOS Frequency Overclocking - Software" | |
| 71 | depends on ARM_EXYNOS_CPUFREQ | |
| 72 | select CPU_FREQ_BOOST_SW | |
| 73 | select EXYNOS_THERMAL | |
| 74 | help | |
| 75 | This driver supports software managed overclocking (BOOST). | |
| 76 | It allows usage of special frequencies for Samsung Exynos | |
| 77 | processors if thermal conditions are appropriate. | |
| 78 | ||
| 79 | It reguires, for safe operation, thermal framework with properly | |
| 80 | defined trip points. | |
| 81 | ||
| 82 | If in doubt, say N. | |
| 83 | ||
| a0ea048a VK |
84 | config ARM_HIGHBANK_CPUFREQ |
| 85 | tristate "Calxeda Highbank-based" | |
| 86 | depends on ARCH_HIGHBANK | |
| a0ea048a VK |
87 | select GENERIC_CPUFREQ_CPU0 |
| 88 | select PM_OPP | |
| 89 | select REGULATOR | |
| 90 | ||
| 91 | default m | |
| 92 | help | |
| 93 | This adds the CPUFreq driver for Calxeda Highbank SoC | |
| 94 | based boards. | |
| 95 | ||
| 96 | If in doubt, say N. | |
| 97 | ||
| 98 | config ARM_IMX6Q_CPUFREQ | |
| 1d0eaae9 SG |
99 | tristate "Freescale i.MX6 cpufreq support" |
| 100 | depends on ARCH_MXC | |
| a0ea048a VK |
101 | depends on REGULATOR_ANATOP |
| 102 | help | |
| 1d0eaae9 | 103 | This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
| a0ea048a VK |
104 | |
| 105 | If in doubt, say N. | |
| 106 | ||
| b7e614c8 VK |
107 | config ARM_INTEGRATOR |
| 108 | tristate "CPUfreq driver for ARM Integrator CPUs" | |
| 109 | depends on ARCH_INTEGRATOR | |
| 110 | default y | |
| 111 | help | |
| 112 | This enables the CPUfreq driver for ARM Integrator CPUs. | |
| 113 | If in doubt, say Y. | |
| 114 | ||
| a0ea048a VK |
115 | config ARM_KIRKWOOD_CPUFREQ |
| 116 | def_bool ARCH_KIRKWOOD && OF | |
| 117 | help | |
| 118 | This adds the CPUFreq driver for Marvell Kirkwood | |
| 119 | SoCs. | |
| 120 | ||
| b09db45c RK |
121 | config ARM_OMAP2PLUS_CPUFREQ |
| 122 | bool "TI OMAP2+" | |
| 2d59dcfb | 123 | depends on ARCH_OMAP2PLUS |
| b09db45c | 124 | default ARCH_OMAP2PLUS |
| b09db45c | 125 | |
| f023f8dd VK |
126 | config ARM_S3C_CPUFREQ |
| 127 | bool | |
| 128 | help | |
| 129 | Internal configuration node for common cpufreq on Samsung SoC | |
| 130 | ||
| 131 | config ARM_S3C24XX_CPUFREQ | |
| 132 | bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" | |
| 133 | depends on ARCH_S3C24XX | |
| 134 | select ARM_S3C_CPUFREQ | |
| 135 | help | |
| 136 | This enables the CPUfreq driver for the Samsung S3C24XX family | |
| 137 | of CPUs. | |
| 138 | ||
| 139 | For details, take a look at <file:Documentation/cpu-freq>. | |
| 140 | ||
| 141 | If in doubt, say N. | |
| 142 | ||
| 143 | config ARM_S3C24XX_CPUFREQ_DEBUG | |
| 144 | bool "Debug CPUfreq Samsung driver core" | |
| 145 | depends on ARM_S3C24XX_CPUFREQ | |
| 146 | help | |
| 147 | Enable s3c_freq_dbg for the Samsung S3C CPUfreq core | |
| 148 | ||
| 149 | config ARM_S3C24XX_CPUFREQ_IODEBUG | |
| 150 | bool "Debug CPUfreq Samsung driver IO timing" | |
| 151 | depends on ARM_S3C24XX_CPUFREQ | |
| 152 | help | |
| 153 | Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core | |
| 154 | ||
| 155 | config ARM_S3C24XX_CPUFREQ_DEBUGFS | |
| 156 | bool "Export debugfs for CPUFreq" | |
| 157 | depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS | |
| 158 | help | |
| 159 | Export status information via debugfs. | |
| 160 | ||
| 161 | config ARM_S3C2410_CPUFREQ | |
| 162 | bool | |
| 163 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 | |
| 164 | select S3C2410_CPUFREQ_UTILS | |
| 165 | help | |
| 166 | CPU Frequency scaling support for S3C2410 | |
| 167 | ||
| 168 | config ARM_S3C2412_CPUFREQ | |
| 169 | bool | |
| 170 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 | |
| 171 | default y | |
| 172 | select S3C2412_IOTIMING | |
| 173 | help | |
| 174 | CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. | |
| 175 | ||
| 34ee5507 HS |
176 | config ARM_S3C2416_CPUFREQ |
| 177 | bool "S3C2416 CPU Frequency scaling support" | |
| 178 | depends on CPU_S3C2416 | |
| 179 | help | |
| 180 | This adds the CPUFreq driver for the Samsung S3C2416 and | |
| 181 | S3C2450 SoC. The S3C2416 supports changing the rate of the | |
| 182 | armdiv clock source and also entering a so called dynamic | |
| 183 | voltage scaling mode in which it is possible to reduce the | |
| 184 | core voltage of the cpu. | |
| 185 | ||
| 186 | If in doubt, say N. | |
| 187 | ||
| 188 | config ARM_S3C2416_CPUFREQ_VCORESCALE | |
| 0f194b56 KC |
189 | bool "Allow voltage scaling for S3C2416 arm core" |
| 190 | depends on ARM_S3C2416_CPUFREQ && REGULATOR | |
| 34ee5507 HS |
191 | help |
| 192 | Enable CPU voltage scaling when entering the dvs mode. | |
| 193 | It uses information gathered through existing hardware and | |
| 194 | tests but not documented in any datasheet. | |
| 195 | ||
| 196 | If in doubt, say N. | |
| 197 | ||
| f023f8dd VK |
198 | config ARM_S3C2440_CPUFREQ |
| 199 | bool "S3C2440/S3C2442 CPU Frequency scaling support" | |
| 200 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) | |
| 201 | select S3C2410_CPUFREQ_UTILS | |
| 202 | default y | |
| 203 | help | |
| 204 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | |
| 205 | ||
| 15964d38 KK |
206 | config ARM_S3C64XX_CPUFREQ |
| 207 | bool "Samsung S3C64XX" | |
| 208 | depends on CPU_S3C6410 | |
| 209 | default y | |
| 210 | help | |
| 211 | This adds the CPUFreq driver for Samsung S3C6410 SoC. | |
| 212 | ||
| 213 | If in doubt, say N. | |
| 214 | ||
| f7d77079 KK |
215 | config ARM_S5PV210_CPUFREQ |
| 216 | bool "Samsung S5PV210 and S5PC110" | |
| 217 | depends on CPU_S5PV210 | |
| 218 | default y | |
| 219 | help | |
| 220 | This adds the CPUFreq driver for Samsung S5PV210 and | |
| 221 | S5PC110 SoCs. | |
| 222 | ||
| 223 | If in doubt, say N. | |
| 224 | ||
| 59a2e613 VK |
225 | config ARM_SA1100_CPUFREQ |
| 226 | bool | |
| 227 | ||
| 228 | config ARM_SA1110_CPUFREQ | |
| 229 | bool | |
| 230 | ||
| 42099322 DS |
231 | config ARM_SPEAR_CPUFREQ |
| 232 | bool "SPEAr CPUFreq support" | |
| 233 | depends on PLAT_SPEAR | |
| 234 | default y | |
| 235 | help | |
| 236 | This adds the CPUFreq driver support for SPEAr SOCs. | |
| dbb8d76e VK |
237 | |
| 238 | config ARM_TEGRA_CPUFREQ | |
| 239 | bool "TEGRA CPUFreq support" | |
| 240 | depends on ARCH_TEGRA | |
| dbb8d76e VK |
241 | default y |
| 242 | help | |
| 243 | This adds the CPUFreq driver support for TEGRA SOCs. | |
| 47ac9aa1 SK |
244 | |
| 245 | config ARM_VEXPRESS_SPC_CPUFREQ | |
| 246 | tristate "Versatile Express SPC based CPUfreq driver" | |
| 247 | select ARM_BIG_LITTLE_CPUFREQ | |
| 248 | depends on ARCH_VEXPRESS_SPC | |
| 249 | help | |
| 250 | This add the CPUfreq driver support for Versatile Express | |
| 251 | big.LITTLE platforms using SPC for power management. |