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249 lines
6.2 KiB
249 lines
6.2 KiB
# |
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# ARM CPU Frequency scaling drivers |
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# |
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# big LITTLE core layer and glue drivers |
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config ARM_BIG_LITTLE_CPUFREQ |
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tristate "Generic ARM big LITTLE CPUfreq driver" |
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depends on ARM && BIG_LITTLE && ARM_CPU_TOPOLOGY && HAVE_CLK |
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select PM_OPP |
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help |
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This enables the Generic CPUfreq driver for ARM big.LITTLE platforms. |
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config ARM_DT_BL_CPUFREQ |
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tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver" |
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depends on ARM_BIG_LITTLE_CPUFREQ && OF |
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help |
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This enables probing via DT for Generic CPUfreq driver for ARM |
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big.LITTLE platform. This gets frequency tables from DT. |
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config ARM_VEXPRESS_SPC_CPUFREQ |
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tristate "Versatile Express SPC based CPUfreq driver" |
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depends on ARM_BIG_LITTLE_CPUFREQ && ARCH_VEXPRESS_SPC |
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help |
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This add the CPUfreq driver support for Versatile Express |
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big.LITTLE platforms using SPC for power management. |
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config ARM_EXYNOS_CPUFREQ |
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bool |
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config ARM_EXYNOS4210_CPUFREQ |
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bool "SAMSUNG EXYNOS4210" |
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depends on CPU_EXYNOS4210 |
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default y |
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select ARM_EXYNOS_CPUFREQ |
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help |
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This adds the CPUFreq driver for Samsung EXYNOS4210 |
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SoC (S5PV310 or S5PC210). |
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If in doubt, say N. |
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config ARM_EXYNOS4X12_CPUFREQ |
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bool "SAMSUNG EXYNOS4x12" |
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depends on SOC_EXYNOS4212 || SOC_EXYNOS4412 |
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default y |
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select ARM_EXYNOS_CPUFREQ |
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help |
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This adds the CPUFreq driver for Samsung EXYNOS4X12 |
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SoC (EXYNOS4212 or EXYNOS4412). |
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If in doubt, say N. |
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config ARM_EXYNOS5250_CPUFREQ |
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bool "SAMSUNG EXYNOS5250" |
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depends on SOC_EXYNOS5250 |
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default y |
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select ARM_EXYNOS_CPUFREQ |
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help |
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This adds the CPUFreq driver for Samsung EXYNOS5250 |
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SoC. |
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If in doubt, say N. |
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config ARM_EXYNOS5440_CPUFREQ |
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bool "SAMSUNG EXYNOS5440" |
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depends on SOC_EXYNOS5440 |
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depends on HAVE_CLK && OF |
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select PM_OPP |
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default y |
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help |
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This adds the CPUFreq driver for Samsung EXYNOS5440 |
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SoC. The nature of exynos5440 clock controller is |
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different than previous exynos controllers so not using |
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the common exynos framework. |
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If in doubt, say N. |
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config ARM_EXYNOS_CPU_FREQ_BOOST_SW |
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bool "EXYNOS Frequency Overclocking - Software" |
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depends on ARM_EXYNOS_CPUFREQ && THERMAL |
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select CPU_FREQ_BOOST_SW |
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select EXYNOS_THERMAL |
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help |
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This driver supports software managed overclocking (BOOST). |
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It allows usage of special frequencies for Samsung Exynos |
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processors if thermal conditions are appropriate. |
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It requires, for safe operation, thermal framework with properly |
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defined trip points. |
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If in doubt, say N. |
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config ARM_HIGHBANK_CPUFREQ |
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tristate "Calxeda Highbank-based" |
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depends on ARCH_HIGHBANK && CPUFREQ_DT && REGULATOR |
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default m |
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help |
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This adds the CPUFreq driver for Calxeda Highbank SoC |
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based boards. |
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If in doubt, say N. |
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config ARM_IMX6Q_CPUFREQ |
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tristate "Freescale i.MX6 cpufreq support" |
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depends on ARCH_MXC |
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depends on REGULATOR_ANATOP |
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select PM_OPP |
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help |
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This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
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If in doubt, say N. |
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config ARM_INTEGRATOR |
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tristate "CPUfreq driver for ARM Integrator CPUs" |
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depends on ARCH_INTEGRATOR |
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default y |
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help |
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This enables the CPUfreq driver for ARM Integrator CPUs. |
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If in doubt, say Y. |
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config ARM_KIRKWOOD_CPUFREQ |
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def_bool MACH_KIRKWOOD |
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help |
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This adds the CPUFreq driver for Marvell Kirkwood |
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SoCs. |
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config ARM_OMAP2PLUS_CPUFREQ |
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bool "TI OMAP2+" |
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depends on ARCH_OMAP2PLUS |
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default ARCH_OMAP2PLUS |
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config ARM_S3C_CPUFREQ |
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bool |
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help |
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Internal configuration node for common cpufreq on Samsung SoC |
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config ARM_S3C24XX_CPUFREQ |
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bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" |
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depends on ARCH_S3C24XX |
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select ARM_S3C_CPUFREQ |
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help |
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This enables the CPUfreq driver for the Samsung S3C24XX family |
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of CPUs. |
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For details, take a look at <file:Documentation/cpu-freq>. |
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If in doubt, say N. |
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config ARM_S3C24XX_CPUFREQ_DEBUG |
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bool "Debug CPUfreq Samsung driver core" |
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depends on ARM_S3C24XX_CPUFREQ |
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help |
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Enable s3c_freq_dbg for the Samsung S3C CPUfreq core |
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config ARM_S3C24XX_CPUFREQ_IODEBUG |
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bool "Debug CPUfreq Samsung driver IO timing" |
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depends on ARM_S3C24XX_CPUFREQ |
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help |
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Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core |
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config ARM_S3C24XX_CPUFREQ_DEBUGFS |
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bool "Export debugfs for CPUFreq" |
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depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS |
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help |
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Export status information via debugfs. |
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config ARM_S3C2410_CPUFREQ |
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bool |
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depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 |
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select S3C2410_CPUFREQ_UTILS |
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help |
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CPU Frequency scaling support for S3C2410 |
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config ARM_S3C2412_CPUFREQ |
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bool |
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depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 |
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default y |
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select S3C2412_IOTIMING |
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help |
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CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. |
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config ARM_S3C2416_CPUFREQ |
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bool "S3C2416 CPU Frequency scaling support" |
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depends on CPU_S3C2416 |
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help |
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This adds the CPUFreq driver for the Samsung S3C2416 and |
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S3C2450 SoC. The S3C2416 supports changing the rate of the |
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armdiv clock source and also entering a so called dynamic |
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voltage scaling mode in which it is possible to reduce the |
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core voltage of the CPU. |
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If in doubt, say N. |
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config ARM_S3C2416_CPUFREQ_VCORESCALE |
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bool "Allow voltage scaling for S3C2416 arm core" |
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depends on ARM_S3C2416_CPUFREQ && REGULATOR |
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help |
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Enable CPU voltage scaling when entering the dvs mode. |
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It uses information gathered through existing hardware and |
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tests but not documented in any datasheet. |
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If in doubt, say N. |
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config ARM_S3C2440_CPUFREQ |
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bool "S3C2440/S3C2442 CPU Frequency scaling support" |
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depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) |
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select S3C2410_CPUFREQ_UTILS |
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default y |
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help |
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CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. |
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config ARM_S3C64XX_CPUFREQ |
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bool "Samsung S3C64XX" |
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depends on CPU_S3C6410 |
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default y |
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help |
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This adds the CPUFreq driver for Samsung S3C6410 SoC. |
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If in doubt, say N. |
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config ARM_S5PV210_CPUFREQ |
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bool "Samsung S5PV210 and S5PC110" |
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depends on CPU_S5PV210 |
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default y |
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help |
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This adds the CPUFreq driver for Samsung S5PV210 and |
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S5PC110 SoCs. |
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If in doubt, say N. |
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config ARM_SA1100_CPUFREQ |
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bool |
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config ARM_SA1110_CPUFREQ |
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bool |
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config ARM_SPEAR_CPUFREQ |
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bool "SPEAr CPUFreq support" |
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depends on PLAT_SPEAR |
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default y |
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help |
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This adds the CPUFreq driver support for SPEAr SOCs. |
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config ARM_TEGRA_CPUFREQ |
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bool "TEGRA CPUFreq support" |
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depends on ARCH_TEGRA |
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default y |
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help |
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This adds the CPUFreq driver support for TEGRA SOCs.
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