1# 2# ARM CPU Frequency scaling drivers 3# 4 5config ARM_OMAP2PLUS_CPUFREQ 6 bool "TI OMAP2+" 7 depends on ARCH_OMAP2PLUS 8 default ARCH_OMAP2PLUS 9 select CPU_FREQ_TABLE 10 11config ARM_S3C2416_CPUFREQ 12 bool "S3C2416 CPU Frequency scaling support" 13 depends on CPU_S3C2416 14 help 15 This adds the CPUFreq driver for the Samsung S3C2416 and 16 S3C2450 SoC. The S3C2416 supports changing the rate of the 17 armdiv clock source and also entering a so called dynamic 18 voltage scaling mode in which it is possible to reduce the 19 core voltage of the cpu. 20 21 If in doubt, say N. 22 23config ARM_S3C2416_CPUFREQ_VCORESCALE 24 bool "Allow voltage scaling for S3C2416 arm core (EXPERIMENTAL)" 25 depends on ARM_S3C2416_CPUFREQ && REGULATOR && EXPERIMENTAL 26 help 27 Enable CPU voltage scaling when entering the dvs mode. 28 It uses information gathered through existing hardware and 29 tests but not documented in any datasheet. 30 31 If in doubt, say N. 32 33config ARM_S3C64XX_CPUFREQ 34 bool "Samsung S3C64XX" 35 depends on CPU_S3C6410 36 default y 37 help 38 This adds the CPUFreq driver for Samsung S3C6410 SoC. 39 40 If in doubt, say N. 41 42config ARM_S5PV210_CPUFREQ 43 bool "Samsung S5PV210 and S5PC110" 44 depends on CPU_S5PV210 45 default y 46 help 47 This adds the CPUFreq driver for Samsung S5PV210 and 48 S5PC110 SoCs. 49 50 If in doubt, say N. 51 52config ARM_EXYNOS_CPUFREQ 53 bool "SAMSUNG EXYNOS SoCs" 54 depends on ARCH_EXYNOS 55 default y 56 help 57 This adds the CPUFreq driver common part for Samsung 58 EXYNOS SoCs. 59 60 If in doubt, say N. 61 62config ARM_EXYNOS4210_CPUFREQ 63 def_bool CPU_EXYNOS4210 64 help 65 This adds the CPUFreq driver for Samsung EXYNOS4210 66 SoC (S5PV310 or S5PC210). 67 68config ARM_EXYNOS4X12_CPUFREQ 69 def_bool (SOC_EXYNOS4212 || SOC_EXYNOS4412) 70 help 71 This adds the CPUFreq driver for Samsung EXYNOS4X12 72 SoC (EXYNOS4212 or EXYNOS4412). 73 74config ARM_EXYNOS5250_CPUFREQ 75 def_bool SOC_EXYNOS5250 76 help 77 This adds the CPUFreq driver for Samsung EXYNOS5250 78 SoC. 79