Commit 9726b43a authored by Wu Zhangjin's avatar Wu Zhangjin Committed by Ralf Baechle

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
...@@ -2161,6 +2161,7 @@ config MMU ...@@ -2161,6 +2161,7 @@ config MMU
config I8253 config I8253
bool bool
select MIPS_EXTERNAL_TIMER
config ZONE_DMA32 config ZONE_DMA32
bool bool
...@@ -2237,6 +2238,8 @@ source "kernel/power/Kconfig" ...@@ -2237,6 +2238,8 @@ source "kernel/power/Kconfig"
endmenu endmenu
source "arch/mips/kernel/cpufreq/Kconfig"
source "net/Kconfig" source "net/Kconfig"
source "drivers/Kconfig" source "drivers/Kconfig"
......
#
# 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
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment