Merge branch 'next-s3c' of git://aeryn.fluff.org.uk/bjdooks/linux into devel-stable

1 files changed, 73 insertions, 1 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9746667c197..5f6d977bd3d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -122,6 +122,13 @@ config ARCH_HAS_ILOG2_U32
 config ARCH_HAS_ILOG2_U64
         bool
 
+config ARCH_HAS_CPUFREQ
+        bool
+        help
+          Internal node to signify that the ARCH has CPUFREQ support
+          and that the relevant menu configurations are displayed for
+          it.
+
 config GENERIC_HWEIGHT
         bool
         default y
@@ -206,6 +213,7 @@ config ARCH_AAEC2000
 config ARCH_INTEGRATOR
         bool "ARM Ltd. Integrator family"
         select ARM_AMBA
+        select ARCH_HAS_CPUFREQ
         select HAVE_CLK
         select COMMON_CLKDEV
         select ICST525
@@ -512,6 +520,7 @@ config ARCH_PXA
         bool "PXA2xx/PXA3xx-based"
         depends on MMU
         select ARCH_MTD_XIP
+        select ARCH_HAS_CPUFREQ
         select GENERIC_GPIO
         select HAVE_CLK
         select COMMON_CLKDEV
@@ -554,6 +563,7 @@ config ARCH_SA1100
         select ISA
         select ARCH_SPARSEMEM_ENABLE
         select ARCH_MTD_XIP
+        select ARCH_HAS_CPUFREQ
         select GENERIC_GPIO
         select GENERIC_TIME
         select GENERIC_CLOCKEVENTS
@@ -566,6 +576,7 @@ 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
@@ -576,9 +587,18 @@ config ARCH_S3C64XX
         bool "Samsung S3C64XX"
         select GENERIC_GPIO
         select HAVE_CLK
+        select ARCH_HAS_CPUFREQ
         help
           Samsung S3C64XX series based systems
 
+config ARCH_S5PC1XX
+        bool "Samsung S5PC1XX"
+        select GENERIC_GPIO
+        select HAVE_CLK
+        select CPU_V7
+        help
+          Samsung S5PC1XX series based systems
+
 config ARCH_SHARK
         bool "Shark"
         select CPU_SA110
@@ -635,6 +655,7 @@ config ARCH_OMAP
         select GENERIC_GPIO
         select HAVE_CLK
         select ARCH_REQUIRE_GPIOLIB
+        select ARCH_HAS_CPUFREQ
         select GENERIC_TIME
         select GENERIC_CLOCKEVENTS
         help
@@ -688,6 +709,7 @@ source "arch/arm/mach-kirkwood/Kconfig"
 source "arch/arm/plat-s3c24xx/Kconfig"
 source "arch/arm/plat-s3c64xx/Kconfig"
 source "arch/arm/plat-s3c/Kconfig"
+source "arch/arm/plat-s5pc1xx/Kconfig"
 
 if ARCH_S3C2410
 source "arch/arm/mach-s3c2400/Kconfig"
@@ -705,6 +727,10 @@ endif
 
 source "arch/arm/plat-stmp3xxx/Kconfig"
 
+if ARCH_S5PC1XX
+source "arch/arm/mach-s5pc100/Kconfig"
+endif
+
 source "arch/arm/mach-lh7a40x/Kconfig"
 
 source "arch/arm/mach-h720x/Kconfig"
@@ -1248,7 +1274,7 @@ endmenu
 
 menu "CPU Power Management"
 
-if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_PXA || ARCH_S3C64XX)
+if ARCH_HAS_CPUFREQ
 
 source "drivers/cpufreq/Kconfig"
 
@@ -1283,6 +1309,52 @@ 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
+
+config CPU_FREQ_S3C24XX_DEBUGFS
+        bool "Export debugfs for CPUFreq"
+        depends on CPU_FREQ_S3C24XX && DEBUG_FS
+        help
+          Export status information via debugfs.
+
 endif
 
 source "drivers/cpuidle/Kconfig"