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authorGuo Ren <ren_guo@c-sky.com>2019-01-02 22:09:25 +0800
committerGuo Ren <ren_guo@c-sky.com>2019-01-02 22:17:11 +0800
commitf50fd2d8524c15b08da9e7e9d84752f0f1be7172 (patch)
tree063f9ff5983ddf5973269d8386245b5329766e28 /arch/csky/Kconfig
parentcsky: Add EM_CSKY_OLD 39 (diff)
downloadlinux-dev-f50fd2d8524c15b08da9e7e9d84752f0f1be7172.tar.xz
linux-dev-f50fd2d8524c15b08da9e7e9d84752f0f1be7172.zip
csky: Add perf support for C-SKY
This adds basic perf support for all C-SKY CPUs. Hardware events are only supported by 807/810/860. Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Diffstat (limited to '')
-rw-r--r--arch/csky/Kconfig16
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig
index 6e814772d72e..7689b54d4236 100644
--- a/arch/csky/Kconfig
+++ b/arch/csky/Kconfig
@@ -35,6 +35,7 @@ config CSKY
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_LZO
select HAVE_KERNEL_LZMA
+ select HAVE_PERF_EVENTS
select HAVE_C_RECORDMCOUNT
select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
@@ -43,7 +44,7 @@ config CSKY
select OF
select OF_EARLY_FLATTREE
select OF_RESERVED_MEM
- select PERF_USE_VMALLOC
+ select PERF_USE_VMALLOC if CPU_CK610
select RTC_LIB
select TIMER_OF
select USB_ARCH_HAS_EHCI
@@ -151,6 +152,19 @@ config CPU_CK860
endchoice
choice
+ prompt "C-SKY PMU type"
+ depends on PERF_EVENTS
+ depends on CPU_CK807 || CPU_CK810 || CPU_CK860
+
+config CPU_PMU_NONE
+ bool "None"
+
+config CSKY_PMU_V1
+ bool "Performance Monitoring Unit Ver.1"
+
+endchoice
+
+choice
prompt "Power Manager Instruction (wait/doze/stop)"
default CPU_PM_NONE