From f023f8dd59bf93e29e9b9bd98a92eeef43b1a32a Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Thu, 4 Apr 2013 12:54:15 +0000 Subject: cpufreq: s3c24xx: move cpufreq driver to drivers/cpufreq This patch moves cpufreq driver of Samsung's ARM based s3c24xx platform to drivers/cpufreq. Signed-off-by: Viresh Kumar Acked-by: Arnd Bergmann Acked-by: Rafael J. Wysocki Signed-off-by: Kukjin Kim --- arch/arm/mach-s3c24xx/Kconfig | 66 ++++++++++++++++++------------------------- 1 file changed, 27 insertions(+), 39 deletions(-) (limited to 'arch/arm/mach-s3c24xx/Kconfig') diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index f2f7088bfd22..ed8aadc646f9 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -28,7 +28,7 @@ config CPU_S3C2410 select CPU_ARM920T select CPU_LLSERIAL_S3C2410 select S3C2410_CLOCK - select S3C2410_CPUFREQ if CPU_FREQ_S3C24XX + select ARM_S3C2410_CPUFREQ if ARM_S3C24XX_CPUFREQ select S3C2410_PM if PM select SAMSUNG_HRT help @@ -204,27 +204,38 @@ config S3C24XX_GPIO_EXTRA128 Add an extra 128 gpio numbers to the available GPIO pool. This is available for boards that need extra gpios for external devices. +config S3C24XX_PLL + bool "Support CPUfreq changing of PLL frequency (EXPERIMENTAL)" + depends on ARM_S3C24XX + 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. + # cpu frequency items common between s3c2410 and s3c2440/s3c2442 config S3C2410_IOTIMING bool - depends on CPU_FREQ_S3C24XX + depends on ARM_S3C24XX_CPUFREQ help Internal node to select io timing code that is common to the s3c2410 and s3c2440/s3c2442 cpu frequency support. config S3C2410_CPUFREQ_UTILS - bool - depends on CPU_FREQ_S3C24XX - help - Internal node to select timing code that is common to the s3c2410 - and s3c2440/s3c244 cpu frequency support. + bool + depends on ARM_S3C24XX_CPUFREQ + help + Internal node to select timing code that is common to the s3c2410 + and s3c2440/s3c244 cpu frequency support. # cpu frequency support common to s3c2412, s3c2413 and s3c2442 config S3C2412_IOTIMING bool - depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 || CPU_S3C2443) + depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2412 || CPU_S3C2443) help Intel node to select io timing code that is common to the s3c2412 and the s3c2443. @@ -233,16 +244,9 @@ config S3C2412_IOTIMING if CPU_S3C2410 -config S3C2410_CPUFREQ - bool - depends on CPU_FREQ_S3C24XX - select S3C2410_CPUFREQ_UTILS - help - CPU Frequency scaling support for S3C2410 - config S3C2410_PLL bool - depends on S3C2410_CPUFREQ && CPU_FREQ_S3C24XX_PLL + depends on ARM_S3C2410_CPUFREQ && S3C24XX_PLL default y help Select the PLL table for the S3C2410 @@ -278,7 +282,7 @@ config ARCH_BAST bool "Simtec Electronics BAST (EB2410ITX)" select ISA select MACH_BAST_IDE - select S3C2410_IOTIMING if S3C2410_CPUFREQ + select S3C2410_IOTIMING if ARM_S3C2410_CPUFREQ select S3C24XX_DCLK select S3C24XX_SIMTEC_NOR select S3C24XX_SIMTEC_PM if PM @@ -385,14 +389,6 @@ config CPU_S3C2412_ONLY !CPU_S3C2442 && !CPU_S3C2443 default y -config S3C2412_CPUFREQ - bool - depends on CPU_FREQ_S3C24XX - default y - select S3C2412_IOTIMING - help - CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. - config S3C2412_DMA bool help @@ -494,14 +490,6 @@ endif # CPU_S3C2416 if CPU_S3C2440 -config S3C2440_CPUFREQ - bool "S3C2440/S3C2442 CPU Frequency scaling support" - depends on CPU_FREQ_S3C24XX && (CPU_S3C2440 || CPU_S3C2442) - default y - select S3C2410_CPUFREQ_UTILS - help - CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. - config S3C2440_DMA bool help @@ -521,15 +509,15 @@ config S3C2440_XTAL_16934400 config S3C2440_PLL_12000000 bool - depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000 - default y if CPU_FREQ_S3C24XX_PLL + depends on ARM_S3C2440_CPUFREQ && S3C2440_XTAL_12000000 + default y if S3C24XX_PLL help PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals. config S3C2440_PLL_16934400 bool - depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400 - default y if CPU_FREQ_S3C24XX_PLL + depends on ARM_S3C2440_CPUFREQ && S3C2440_XTAL_16934400 + default y if S3C24XX_PLL help PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals. @@ -583,7 +571,7 @@ config MACH_NEXCODER_2440 config MACH_OSIRIS bool "Simtec IM2440D20 (OSIRIS) module" - select S3C2410_IOTIMING if S3C2440_CPUFREQ + select S3C2410_IOTIMING if ARM_S3C2440_CPUFREQ select S3C2440_XTAL_12000000 select S3C24XX_DCLK select S3C24XX_GPIO_EXTRA128 @@ -655,7 +643,7 @@ config MACH_RX1950 bool "HP iPAQ rx1950" select I2C select PM_H1940 if PM - select S3C2410_IOTIMING if S3C2440_CPUFREQ + select S3C2410_IOTIMING if ARM_S3C2440_CPUFREQ select S3C2440_XTAL_16934400 select S3C24XX_DCLK select S3C24XX_PWM -- cgit