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Commit 9726b43a authored by Wu Zhangjin's avatar Wu Zhangjin Committed by Ralf Baechle
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MIPS: Add basic CPUFreq options. 



This patch adds basic options for MIPS CPUFreq support.

Since the cp0 timer's frequency is based on the processor clockrate it can
not be used with CPUFReq; an additional external timer is required.

Signed-off-by: default avatarWu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: cpufreq@vger.kernel.org,
Cc: Dave Jones <davej@redhat.com>,
Cc: Dominik Brodowski <linux@dominikbrodowski.net>,
Cc: yanh@lemote.com
Cc: huhb@lemote.com,
Patchwork: http://patchwork.linux-mips.org/patch/659/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 916daba8

arch/mips/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -2161,6 +2161,7 @@ config MMU 


config I8253

	bool

	select MIPS_EXTERNAL_TIMER



config ZONE_DMA32

	bool
@@ -2237,6 +2238,8 @@ source "kernel/power/Kconfig" 


endmenu



source "arch/mips/kernel/cpufreq/Kconfig"



source "net/Kconfig"



source "drivers/Kconfig"

arch/mips/kernel/cpufreq/Kconfig

0 → 100644
+27 −0
Original line number Diff line number Diff line 
#

# CPU Frequency scaling

#



config MIPS_EXTERNAL_TIMER

	bool



config MIPS_CPUFREQ

	bool

	default y

	depends on CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER



if MIPS_CPUFREQ



menu "CPU Frequency scaling"



source "drivers/cpufreq/Kconfig"



if CPU_FREQ



comment "CPUFreq processor drivers"



endif	# CPU_FREQ



endmenu



endif	# MIPS_CPUFREQ