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_KIRKWOOD_CPUFREQ 70 def_bool ARCH_KIRKWOOD && OF 71 help 72 This adds the CPUFreq driver for Marvell Kirkwood 73 SoCs. 74 75config ARM_OMAP2PLUS_CPUFREQ 76 bool "TI OMAP2+" 77 depends on ARCH_OMAP2PLUS 78 default ARCH_OMAP2PLUS 79 select CPU_FREQ_TABLE 80 81config ARM_S3C2416_CPUFREQ 82 bool "S3C2416 CPU Frequency scaling support" 83 depends on CPU_S3C2416 84 help 85 This adds the CPUFreq driver for the Samsung S3C2416 and 86 S3C2450 SoC. The S3C2416 supports changing the rate of the 87 armdiv clock source and also entering a so called dynamic 88 voltage scaling mode in which it is possible to reduce the 89 core voltage of the cpu. 90 91 If in doubt, say N. 92 93config ARM_S3C2416_CPUFREQ_VCORESCALE 94 bool "Allow voltage scaling for S3C2416 arm core" 95 depends on ARM_S3C2416_CPUFREQ && REGULATOR 96 help 97 Enable CPU voltage scaling when entering the dvs mode. 98 It uses information gathered through existing hardware and 99 tests but not documented in any datasheet. 100 101 If in doubt, say N. 102 103config ARM_S3C64XX_CPUFREQ 104 bool "Samsung S3C64XX" 105 depends on CPU_S3C6410 106 default y 107 help 108 This adds the CPUFreq driver for Samsung S3C6410 SoC. 109 110 If in doubt, say N. 111 112config ARM_S5PV210_CPUFREQ 113 bool "Samsung S5PV210 and S5PC110" 114 depends on CPU_S5PV210 115 default y 116 help 117 This adds the CPUFreq driver for Samsung S5PV210 and 118 S5PC110 SoCs. 119 120 If in doubt, say N. 121 122config ARM_SPEAR_CPUFREQ 123 bool "SPEAr CPUFreq support" 124 depends on PLAT_SPEAR 125 default y 126 help 127 This adds the CPUFreq driver support for SPEAr SOCs. 128