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SPEAr is an ARM based family of SoCs. This patch adds in support of cpufreq driver for SPEAr SoCs. It is supported via DT only and so bindings are present in binding document. Signed-off-by: Deepak Sikri <deepak.sikri@st.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
86 lines
2.0 KiB
Plaintext
86 lines
2.0 KiB
Plaintext
#
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# ARM CPU Frequency scaling drivers
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#
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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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select CPU_FREQ_TABLE
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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 (EXPERIMENTAL)"
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depends on ARM_S3C2416_CPUFREQ && REGULATOR && EXPERIMENTAL
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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_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_EXYNOS_CPUFREQ
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bool "SAMSUNG EXYNOS SoCs"
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depends on ARCH_EXYNOS
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default y
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help
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This adds the CPUFreq driver common part for Samsung
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EXYNOS SoCs.
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If in doubt, say N.
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config ARM_EXYNOS4210_CPUFREQ
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def_bool CPU_EXYNOS4210
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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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config ARM_EXYNOS4X12_CPUFREQ
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def_bool (SOC_EXYNOS4212 || SOC_EXYNOS4412)
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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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config ARM_EXYNOS5250_CPUFREQ
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def_bool SOC_EXYNOS5250
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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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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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