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_HIGHBANK_CPUFREQ 46 tristate "Calxeda Highbank-based" 47 depends on ARCH_HIGHBANK 48 select CPU_FREQ_TABLE 49 select GENERIC_CPUFREQ_CPU0 50 select PM_OPP 51 select REGULATOR 52 53 default m 54 help 55 This adds the CPUFreq driver for Calxeda Highbank SoC 56 based boards. 57 58 If in doubt, say N. 59 60config ARM_IMX6Q_CPUFREQ 61 tristate "Freescale i.MX6Q cpufreq support" 62 depends on SOC_IMX6Q 63 depends on REGULATOR_ANATOP 64 help 65 This adds cpufreq driver support for Freescale i.MX6Q SOC. 66 67 If in doubt, say N. 68 69config ARM_INTEGRATOR 70 tristate "CPUfreq driver for ARM Integrator CPUs" 71 depends on ARCH_INTEGRATOR 72 default y 73 help 74 This enables the CPUfreq driver for ARM Integrator CPUs. 75 If in doubt, say Y. 76 77config ARM_KIRKWOOD_CPUFREQ 78 def_bool ARCH_KIRKWOOD && OF 79 help 80 This adds the CPUFreq driver for Marvell Kirkwood 81 SoCs. 82 83config ARM_OMAP2PLUS_CPUFREQ 84 bool "TI OMAP2+" 85 depends on ARCH_OMAP2PLUS 86 default ARCH_OMAP2PLUS 87 select CPU_FREQ_TABLE 88 89config ARM_S3C2416_CPUFREQ 90 bool "S3C2416 CPU Frequency scaling support" 91 depends on CPU_S3C2416 92 help 93 This adds the CPUFreq driver for the Samsung S3C2416 and 94 S3C2450 SoC. The S3C2416 supports changing the rate of the 95 armdiv clock source and also entering a so called dynamic 96 voltage scaling mode in which it is possible to reduce the 97 core voltage of the cpu. 98 99 If in doubt, say N. 100 101config ARM_S3C2416_CPUFREQ_VCORESCALE 102 bool "Allow voltage scaling for S3C2416 arm core" 103 depends on ARM_S3C2416_CPUFREQ && REGULATOR 104 help 105 Enable CPU voltage scaling when entering the dvs mode. 106 It uses information gathered through existing hardware and 107 tests but not documented in any datasheet. 108 109 If in doubt, say N. 110 111config ARM_S3C64XX_CPUFREQ 112 bool "Samsung S3C64XX" 113 depends on CPU_S3C6410 114 default y 115 help 116 This adds the CPUFreq driver for Samsung S3C6410 SoC. 117 118 If in doubt, say N. 119 120config ARM_S5PV210_CPUFREQ 121 bool "Samsung S5PV210 and S5PC110" 122 depends on CPU_S5PV210 123 default y 124 help 125 This adds the CPUFreq driver for Samsung S5PV210 and 126 S5PC110 SoCs. 127 128 If in doubt, say N. 129 130config ARM_SPEAR_CPUFREQ 131 bool "SPEAr CPUFreq support" 132 depends on PLAT_SPEAR 133 default y 134 help 135 This adds the CPUFreq driver support for SPEAr SOCs. 136