|
@@ -573,6 +573,7 @@ config ARCH_SA1100
|
|
|
config ARCH_S3C2410
|
|
|
bool "Samsung S3C2410, S3C2412, S3C2413, S3C2440, S3C2442, S3C2443"
|
|
|
select GENERIC_GPIO
|
|
|
+ select ARCH_HAS_CPUFREQ
|
|
|
select HAVE_CLK
|
|
|
help
|
|
|
Samsung S3C2410X CPU based systems, such as the Simtec Electronics
|
|
@@ -1288,6 +1289,46 @@ config CPU_FREQ_S3C64XX
|
|
|
bool "CPUfreq support for Samsung S3C64XX CPUs"
|
|
|
depends on CPU_FREQ && CPU_S3C6410
|
|
|
|
|
|
+config CPU_FREQ_S3C
|
|
|
+ bool
|
|
|
+ help
|
|
|
+ Internal configuration node for common cpufreq on Samsung SoC
|
|
|
+
|
|
|
+config CPU_FREQ_S3C24XX
|
|
|
+ bool "CPUfreq driver for Samsung S3C24XX series CPUs"
|
|
|
+ depends on ARCH_S3C2410 && CPU_FREQ && EXPERIMENTAL
|
|
|
+ select CPU_FREQ_S3C
|
|
|
+ help
|
|
|
+ This enables the CPUfreq driver for the Samsung S3C24XX family
|
|
|
+ of CPUs.
|
|
|
+
|
|
|
+ For details, take a look at <file:Documentation/cpu-freq>.
|
|
|
+
|
|
|
+ If in doubt, say N.
|
|
|
+
|
|
|
+config CPU_FREQ_S3C24XX_PLL
|
|
|
+ bool "Support CPUfreq changing of PLL frequency"
|
|
|
+ depends on CPU_FREQ_S3C24XX && EXPERIMENTAL
|
|
|
+ help
|
|
|
+ Compile in support for changing the PLL frequency from the
|
|
|
+ S3C24XX series CPUfreq driver. The PLL takes time to settle
|
|
|
+ after a frequency change, so by default it is not enabled.
|
|
|
+
|
|
|
+ This also means that the PLL tables for the selected CPU(s) will
|
|
|
+ be built which may increase the size of the kernel image.
|
|
|
+
|
|
|
+config CPU_FREQ_S3C24XX_DEBUG
|
|
|
+ bool "Debug CPUfreq Samsung driver core"
|
|
|
+ depends on CPU_FREQ_S3C24XX
|
|
|
+ help
|
|
|
+ Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
|
|
|
+
|
|
|
+config CPU_FREQ_S3C24XX_IODEBUG
|
|
|
+ bool "Debug CPUfreq Samsung driver IO timing"
|
|
|
+ depends on CPU_FREQ_S3C24XX
|
|
|
+ help
|
|
|
+ Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
|
|
|
+
|
|
|
endif
|
|
|
|
|
|
source "drivers/cpuidle/Kconfig"
|