1# 2# ARM CPU Frequency scaling drivers 3# 4 5config ARM_BIG_LITTLE_CPUFREQ 6 tristate 7 depends on ARM_CPU_TOPOLOGY 8 9config ARM_DT_BL_CPUFREQ 10 tristate "Generic ARM big LITTLE CPUfreq driver probed via DT" 11 select ARM_BIG_LITTLE_CPUFREQ 12 depends on OF && HAVE_CLK 13 help 14 This enables the Generic CPUfreq driver for ARM big.LITTLE platform. 15 This gets frequency tables from DT. 16 17config ARM_EXYNOS_CPUFREQ 18 bool "SAMSUNG EXYNOS SoCs" 19 depends on ARCH_EXYNOS 20 default y 21 help 22 This adds the CPUFreq driver common part for Samsung 23 EXYNOS SoCs. 24 25 If in doubt, say N. 26 27config ARM_EXYNOS4210_CPUFREQ 28 def_bool CPU_EXYNOS4210 29 help 30 This adds the CPUFreq driver for Samsung EXYNOS4210 31 SoC (S5PV310 or S5PC210). 32 33config ARM_EXYNOS4X12_CPUFREQ 34 def_bool (SOC_EXYNOS4212 || SOC_EXYNOS4412) 35 help 36 This adds the CPUFreq driver for Samsung EXYNOS4X12 37 SoC (EXYNOS4212 or EXYNOS4412). 38 39config ARM_EXYNOS5250_CPUFREQ 40 def_bool SOC_EXYNOS5250 41 help 42 This adds the CPUFreq driver for Samsung EXYNOS5250 43 SoC. 44 45config ARM_EXYNOS5440_CPUFREQ 46 def_bool SOC_EXYNOS5440 47 depends on HAVE_CLK && PM_OPP && OF 48 help 49 This adds the CPUFreq driver for Samsung EXYNOS5440 50 SoC. The nature of exynos5440 clock controller is 51 different than previous exynos controllers so not using 52 the common exynos framework. 53 54config ARM_HIGHBANK_CPUFREQ 55 tristate "Calxeda Highbank-based" 56 depends on ARCH_HIGHBANK 57 select CPU_FREQ_TABLE 58 select GENERIC_CPUFREQ_CPU0 59 select PM_OPP 60 select REGULATOR 61 62 default m 63 help 64 This adds the CPUFreq driver for Calxeda Highbank SoC 65 based boards. 66 67 If in doubt, say N. 68 69config ARM_IMX6Q_CPUFREQ 70 tristate "Freescale i.MX6Q cpufreq support" 71 depends on SOC_IMX6Q 72 depends on REGULATOR_ANATOP 73 help 74 This adds cpufreq driver support for Freescale i.MX6Q SOC. 75 76 If in doubt, say N. 77 78config ARM_INTEGRATOR 79 tristate "CPUfreq driver for ARM Integrator CPUs" 80 depends on ARCH_INTEGRATOR 81 default y 82 help 83 This enables the CPUfreq driver for ARM Integrator CPUs. 84 If in doubt, say Y. 85 86config ARM_KIRKWOOD_CPUFREQ 87 def_bool ARCH_KIRKWOOD && OF 88 help 89 This adds the CPUFreq driver for Marvell Kirkwood 90 SoCs. 91 92config ARM_OMAP2PLUS_CPUFREQ 93 bool "TI OMAP2+" 94 depends on ARCH_OMAP2PLUS 95 default ARCH_OMAP2PLUS 96 select CPU_FREQ_TABLE 97 98config ARM_S3C2416_CPUFREQ 99 bool "S3C2416 CPU Frequency scaling support" 100 depends on CPU_S3C2416 101 help 102 This adds the CPUFreq driver for the Samsung S3C2416 and 103 S3C2450 SoC. The S3C2416 supports changing the rate of the 104 armdiv clock source and also entering a so called dynamic 105 voltage scaling mode in which it is possible to reduce the 106 core voltage of the cpu. 107 108 If in doubt, say N. 109 110config ARM_S3C2416_CPUFREQ_VCORESCALE 111 bool "Allow voltage scaling for S3C2416 arm core" 112 depends on ARM_S3C2416_CPUFREQ && REGULATOR 113 help 114 Enable CPU voltage scaling when entering the dvs mode. 115 It uses information gathered through existing hardware and 116 tests but not documented in any datasheet. 117 118 If in doubt, say N. 119 120config ARM_S3C64XX_CPUFREQ 121 bool "Samsung S3C64XX" 122 depends on CPU_S3C6410 123 default y 124 help 125 This adds the CPUFreq driver for Samsung S3C6410 SoC. 126 127 If in doubt, say N. 128 129config ARM_S5PV210_CPUFREQ 130 bool "Samsung S5PV210 and S5PC110" 131 depends on CPU_S5PV210 132 select CPU_FREQ_TABLE 133 default y 134 help 135 This adds the CPUFreq driver for Samsung S5PV210 and 136 S5PC110 SoCs. 137 138 If in doubt, say N. 139 140config ARM_SA1100_CPUFREQ 141 bool 142 143config ARM_SA1110_CPUFREQ 144 bool 145 146config ARM_SPEAR_CPUFREQ 147 bool "SPEAr CPUFreq support" 148 depends on PLAT_SPEAR 149 default y 150 help 151 This adds the CPUFreq driver support for SPEAr SOCs. 152