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authorVineet Gupta <vgupta@synopsys.com>2017-02-02 09:09:50 -0800
committerVineet Gupta <vgupta@synopsys.com>2017-02-06 09:37:57 -0800
commit8ba605b607b7278548c1092b2ac36381627f0839 (patch)
tree1fb4e234a793d0f579402f510bae8e00ee5a15f1 /arch
parentb48fba057ca850d69cd8fde5adbbdf927206514b (diff)
downloadlinux-8ba605b607b7278548c1092b2ac36381627f0839.tar.gz
ARC: [plat-*] ARC_HAS_COH_CACHES no longer relevant
A typical SMP system expects cache coherency. Initial NPS platform
support was slated to be SMP w/o cache coherency.

However it seems the platform now selects that option, so there is no
point in keeping it around.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arc/Kconfig6
-rw-r--r--arch/arc/plat-eznps/Kconfig1
-rw-r--r--arch/arc/plat-sim/Kconfig1
3 files changed, 0 insertions, 8 deletions
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index ba15cb8f60fb..c9f30f4763ab 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -180,16 +180,12 @@ config CPU_BIG_ENDIAN
 config SMP
 	bool "Symmetric Multi-Processing"
 	default n
-	select ARC_HAS_COH_CACHES if ISA_ARCV2
 	select ARC_MCIP if ISA_ARCV2
 	help
 	  This enables support for systems with more than one CPU.
 
 if SMP
 
-config ARC_HAS_COH_CACHES
-	def_bool n
-
 config NR_CPUS
 	int "Maximum number of CPUs (2-4096)"
 	range 2 4096
@@ -219,8 +215,6 @@ config ARC_MCIP
 menuconfig ARC_CACHE
 	bool "Enable Cache Support"
 	default y
-	# if SMP, cache enabled ONLY if ARC implementation has cache coherency
-	depends on !SMP || ARC_HAS_COH_CACHES
 
 if ARC_CACHE
 
diff --git a/arch/arc/plat-eznps/Kconfig b/arch/arc/plat-eznps/Kconfig
index 1d175cc6ad6d..1595a38e50cd 100644
--- a/arch/arc/plat-eznps/Kconfig
+++ b/arch/arc/plat-eznps/Kconfig
@@ -5,7 +5,6 @@
 
 menuconfig ARC_PLAT_EZNPS
 	bool "\"EZchip\" ARC dev platform"
-	select ARC_HAS_COH_CACHES if SMP
 	select CPU_BIG_ENDIAN
 	select CLKSRC_NPS
 	select EZNPS_GIC
diff --git a/arch/arc/plat-sim/Kconfig b/arch/arc/plat-sim/Kconfig
index 18e39fcc488a..ac6af96a82f3 100644
--- a/arch/arc/plat-sim/Kconfig
+++ b/arch/arc/plat-sim/Kconfig
@@ -8,7 +8,6 @@
 
 menuconfig ARC_PLAT_SIM
 	bool "ARC nSIM based simulation virtual platforms"
-	select ARC_HAS_COH_CACHES if SMP
 	help
 	  Support for nSIM based ARC simulation platforms
 	  This includes the standalone nSIM (uart only) vs. System C OSCI VP