projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 |
| 45e12086 | 29 | bool |
| a0ea048a VK |
30 | |
| 31 | config ARM_EXYNOS4210_CPUFREQ | |
| 45e12086 | 32 | bool "SAMSUNG EXYNOS4210" |
| 4c8d8193 | 33 | depends on CPU_EXYNOS4210 |
| 45e12086 BZ |
34 | default y |
| 35 | select ARM_EXYNOS_CPUFREQ | |
| a0ea048a VK |
36 | help |
| 37 | This adds the CPUFreq driver for Samsung EXYNOS4210 | |
| 38 | SoC (S5PV310 or S5PC210). | |
| 39 | ||
| 45e12086 BZ |
40 | If in doubt, say N. |
| 41 | ||
| a0ea048a | 42 | config ARM_EXYNOS4X12_CPUFREQ |
| 45e12086 | 43 | bool "SAMSUNG EXYNOS4x12" |
| 4c8d8193 | 44 | depends on SOC_EXYNOS4212 || SOC_EXYNOS4412 |
| 45e12086 BZ |
45 | default y |
| 46 | select ARM_EXYNOS_CPUFREQ | |
| a0ea048a VK |
47 | help |
| 48 | This adds the CPUFreq driver for Samsung EXYNOS4X12 | |
| 49 | SoC (EXYNOS4212 or EXYNOS4412). | |
| 50 | ||
| 45e12086 BZ |
51 | If in doubt, say N. |
| 52 | ||
| a0ea048a | 53 | config ARM_EXYNOS5250_CPUFREQ |
| 45e12086 | 54 | bool "SAMSUNG EXYNOS5250" |
| 4c8d8193 | 55 | depends on SOC_EXYNOS5250 |
| 45e12086 BZ |
56 | default y |
| 57 | select ARM_EXYNOS_CPUFREQ | |
| a0ea048a VK |
58 | help |
| 59 | This adds the CPUFreq driver for Samsung EXYNOS5250 | |
| 60 | SoC. | |
| 61 | ||
| 45e12086 BZ |
62 | If in doubt, say N. |
| 63 | ||
| 49d7b5bf | 64 | config ARM_EXYNOS5440_CPUFREQ |
| 45e12086 BZ |
65 | bool "SAMSUNG EXYNOS5440" |
| 66 | depends on SOC_EXYNOS5440 | |
| 109df086 MB |
67 | depends on HAVE_CLK && OF |
| 68 | select PM_OPP | |
| 45e12086 | 69 | default y |
| 49d7b5bf ADK |
70 | help |
| 71 | This adds the CPUFreq driver for Samsung EXYNOS5440 | |
| 72 | SoC. The nature of exynos5440 clock controller is | |
| 73 | different than previous exynos controllers so not using | |
| 74 | the common exynos framework. | |
| 75 | ||
| 45e12086 BZ |
76 | If in doubt, say N. |
| 77 | ||
| 2fb4719b LM |
78 | config ARM_EXYNOS_CPU_FREQ_BOOST_SW |
| 79 | bool "EXYNOS Frequency Overclocking - Software" | |
| 80 | depends on ARM_EXYNOS_CPUFREQ | |
| 81 | select CPU_FREQ_BOOST_SW | |
| 82 | select EXYNOS_THERMAL | |
| 83 | help | |
| 84 | This driver supports software managed overclocking (BOOST). | |
| 85 | It allows usage of special frequencies for Samsung Exynos | |
| 86 | processors if thermal conditions are appropriate. | |
| 87 | ||
| 735dc249 | 88 | It requires, for safe operation, thermal framework with properly |
| 2fb4719b LM |
89 | defined trip points. |
| 90 | ||
| 91 | If in doubt, say N. | |
| 92 | ||
| a0ea048a VK |
93 | config ARM_HIGHBANK_CPUFREQ |
| 94 | tristate "Calxeda Highbank-based" | |
| d76ae2ea | 95 | depends on ARCH_HIGHBANK && GENERIC_CPUFREQ_CPU0 && REGULATOR |
| a0ea048a VK |
96 | default m |
| 97 | help | |
| 98 | This adds the CPUFreq driver for Calxeda Highbank SoC | |
| 99 | based boards. | |
| 100 | ||
| 101 | If in doubt, say N. | |
| 102 | ||
| 103 | config ARM_IMX6Q_CPUFREQ | |
| 1d0eaae9 SG |
104 | tristate "Freescale i.MX6 cpufreq support" |
| 105 | depends on ARCH_MXC | |
| a0ea048a | 106 | depends on REGULATOR_ANATOP |
| 7e021687 | 107 | select PM_OPP |
| a0ea048a | 108 | help |
| 1d0eaae9 | 109 | This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
| a0ea048a VK |
110 | |
| 111 | If in doubt, say N. | |
| 112 | ||
| b7e614c8 VK |
113 | config ARM_INTEGRATOR |
| 114 | tristate "CPUfreq driver for ARM Integrator CPUs" | |
| 115 | depends on ARCH_INTEGRATOR | |
| 116 | default y | |
| 117 | help | |
| 118 | This enables the CPUfreq driver for ARM Integrator CPUs. | |
| 119 | If in doubt, say Y. | |
| 120 | ||
| a0ea048a | 121 | config ARM_KIRKWOOD_CPUFREQ |
| 2fa1adc0 | 122 | def_bool ARCH_KIRKWOOD || MACH_KIRKWOOD |
| a0ea048a VK |
123 | help |
| 124 | This adds the CPUFreq driver for Marvell Kirkwood | |
| 125 | SoCs. | |
| 126 | ||
| b09db45c RK |
127 | config ARM_OMAP2PLUS_CPUFREQ |
| 128 | bool "TI OMAP2+" | |
| 2d59dcfb | 129 | depends on ARCH_OMAP2PLUS |
| b09db45c | 130 | default ARCH_OMAP2PLUS |
| b09db45c | 131 | |
| f023f8dd VK |
132 | config ARM_S3C_CPUFREQ |
| 133 | bool | |
| 134 | help | |
| 135 | Internal configuration node for common cpufreq on Samsung SoC | |
| 136 | ||
| 137 | config ARM_S3C24XX_CPUFREQ | |
| 138 | bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" | |
| 139 | depends on ARCH_S3C24XX | |
| 140 | select ARM_S3C_CPUFREQ | |
| 141 | help | |
| 142 | This enables the CPUfreq driver for the Samsung S3C24XX family | |
| 143 | of CPUs. | |
| 144 | ||
| 145 | For details, take a look at <file:Documentation/cpu-freq>. | |
| 146 | ||
| 147 | If in doubt, say N. | |
| 148 | ||
| 149 | config ARM_S3C24XX_CPUFREQ_DEBUG | |
| 150 | bool "Debug CPUfreq Samsung driver core" | |
| 151 | depends on ARM_S3C24XX_CPUFREQ | |
| 152 | help | |
| 153 | Enable s3c_freq_dbg for the Samsung S3C CPUfreq core | |
| 154 | ||
| 155 | config ARM_S3C24XX_CPUFREQ_IODEBUG | |
| 156 | bool "Debug CPUfreq Samsung driver IO timing" | |
| 157 | depends on ARM_S3C24XX_CPUFREQ | |
| 158 | help | |
| 159 | Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core | |
| 160 | ||
| 161 | config ARM_S3C24XX_CPUFREQ_DEBUGFS | |
| 162 | bool "Export debugfs for CPUFreq" | |
| 163 | depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS | |
| 164 | help | |
| 165 | Export status information via debugfs. | |
| 166 | ||
| 167 | config ARM_S3C2410_CPUFREQ | |
| 168 | bool | |
| 169 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 | |
| 170 | select S3C2410_CPUFREQ_UTILS | |
| 171 | help | |
| 172 | CPU Frequency scaling support for S3C2410 | |
| 173 | ||
| 174 | config ARM_S3C2412_CPUFREQ | |
| 175 | bool | |
| 176 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 | |
| 177 | default y | |
| 178 | select S3C2412_IOTIMING | |
| 179 | help | |
| 180 | CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. | |
| 181 | ||
| 34ee5507 HS |
182 | config ARM_S3C2416_CPUFREQ |
| 183 | bool "S3C2416 CPU Frequency scaling support" | |
| 184 | depends on CPU_S3C2416 | |
| 185 | help | |
| 186 | This adds the CPUFreq driver for the Samsung S3C2416 and | |
| 187 | S3C2450 SoC. The S3C2416 supports changing the rate of the | |
| 188 | armdiv clock source and also entering a so called dynamic | |
| 189 | voltage scaling mode in which it is possible to reduce the | |
| 735dc249 | 190 | core voltage of the CPU. |
| 34ee5507 HS |
191 | |
| 192 | If in doubt, say N. | |
| 193 | ||
| 194 | config ARM_S3C2416_CPUFREQ_VCORESCALE | |
| 0f194b56 KC |
195 | bool "Allow voltage scaling for S3C2416 arm core" |
| 196 | depends on ARM_S3C2416_CPUFREQ && REGULATOR | |
| 34ee5507 HS |
197 | help |
| 198 | Enable CPU voltage scaling when entering the dvs mode. | |
| 199 | It uses information gathered through existing hardware and | |
| 200 | tests but not documented in any datasheet. | |
| 201 | ||
| 202 | If in doubt, say N. | |
| 203 | ||
| f023f8dd VK |
204 | config ARM_S3C2440_CPUFREQ |
| 205 | bool "S3C2440/S3C2442 CPU Frequency scaling support" | |
| 206 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) | |
| 207 | select S3C2410_CPUFREQ_UTILS | |
| 208 | default y | |
| 209 | help | |
| 210 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. | |
| 211 | ||
| 15964d38 KK |
212 | config ARM_S3C64XX_CPUFREQ |
| 213 | bool "Samsung S3C64XX" | |
| 214 | depends on CPU_S3C6410 | |
| 215 | default y | |
| 216 | help | |
| 217 | This adds the CPUFreq driver for Samsung S3C6410 SoC. | |
| 218 | ||
| 219 | If in doubt, say N. | |
| 220 | ||
| f7d77079 KK |
221 | config ARM_S5PV210_CPUFREQ |
| 222 | bool "Samsung S5PV210 and S5PC110" | |
| 223 | depends on CPU_S5PV210 | |
| 224 | default y | |
| 225 | help | |
| 226 | This adds the CPUFreq driver for Samsung S5PV210 and | |
| 227 | S5PC110 SoCs. | |
| 228 | ||
| 229 | If in doubt, say N. | |
| 230 | ||
| 59a2e613 VK |
231 | config ARM_SA1100_CPUFREQ |
| 232 | bool | |
| 233 | ||
| 234 | config ARM_SA1110_CPUFREQ | |
| 235 | bool | |
| 236 | ||
| 42099322 DS |
237 | config ARM_SPEAR_CPUFREQ |
| 238 | bool "SPEAr CPUFreq support" | |
| 239 | depends on PLAT_SPEAR | |
| 240 | default y | |
| 241 | help | |
| 242 | This adds the CPUFreq driver support for SPEAr SOCs. | |
| dbb8d76e VK |
243 | |
| 244 | config ARM_TEGRA_CPUFREQ | |
| 245 | bool "TEGRA CPUFreq support" | |
| 246 | depends on ARCH_TEGRA | |
| dbb8d76e VK |
247 | default y |
| 248 | help | |
| 249 | This adds the CPUFreq driver support for TEGRA SOCs. |