Hexagon: change arch version config to allow comparisons

Signed-off-by: Richard Kuo <rkuo@codeaurora.org>

arch/hexagon/Kconfig

@@ -33,19 +33,6 @@ config HEXAGON
 	  Qualcomm Hexagon is a processor architecture designed for high
 	  performance and low power across a wide variety of applications.
 
-
-config HEXAGON_ARCH_V1
-	bool
-
-config HEXAGON_ARCH_V2
-	bool
-
-config HEXAGON_ARCH_V3
-	bool
-
-config HEXAGON_ARCH_V4
-	bool
-
 config HEXAGON_PHYS_OFFSET
 	def_bool y
 	---help---
@@ -109,12 +96,15 @@ choice
 
 config HEXAGON_COMET
 	bool "Comet Board"
-	select HEXAGON_ARCH_V2
 	---help---
 	  Support for the Comet platform.
 
 endchoice
 
+config HEXAGON_ARCH_VERSION
+	int "Architecture version"
+	default 2
+
 config HEXAGON_VM
 	def_bool y
 

arch/hexagon/Makefile

@@ -15,20 +15,9 @@ KBUILD_CFLAGS += -fno-short-enums
 # LDFLAGS_MODULE += -shared
 CFLAGS_MODULE += -mlong-calls
 
-cflags-$(CONFIG_HEXAGON_ARCH_V1) += $(call cc-option,-mv1)
-cflags-$(CONFIG_HEXAGON_ARCH_V2) += $(call cc-option,-mv2)
-cflags-$(CONFIG_HEXAGON_ARCH_V3) += $(call cc-option,-mv3)
-cflags-$(CONFIG_HEXAGON_ARCH_V4) += $(call cc-option,-mv4)
-
-aflags-$(CONFIG_HEXAGON_ARCH_V1) += $(call cc-option,-mv1)
-aflags-$(CONFIG_HEXAGON_ARCH_V2) += $(call cc-option,-mv2)
-aflags-$(CONFIG_HEXAGON_ARCH_V3) += $(call cc-option,-mv3)
-aflags-$(CONFIG_HEXAGON_ARCH_V4) += $(call cc-option,-mv4)
-
-ldflags-$(CONFIG_HEXAGON_ARCH_V1) += $(call cc-option,-mv1)
-ldflags-$(CONFIG_HEXAGON_ARCH_V2) += $(call cc-option,-mv2)
-ldflags-$(CONFIG_HEXAGON_ARCH_V3) += $(call cc-option,-mv3)
-ldflags-$(CONFIG_HEXAGON_ARCH_V4) += $(call cc-option,-mv4)
+cflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION})
+aflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION})
+ldflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION})
 
 KBUILD_CFLAGS += $(cflags-y)
 KBUILD_AFLAGS += $(aflags-y)

arch/hexagon/include/asm/elf.h

@@ -168,15 +168,15 @@ do {					\
 #define ELF_DATA	ELFDATA2LSB
 #define ELF_ARCH	EM_HEXAGON
 
-#ifdef CONFIG_HEXAGON_ARCH_V2
+#if CONFIG_HEXAGON_ARCH_VERSION == 2
 #define ELF_CORE_EFLAGS 0x1
 #endif
 
-#ifdef CONFIG_HEXAGON_ARCH_V3
+#if CONFIG_HEXAGON_ARCH_VERSION == 3
 #define ELF_CORE_EFLAGS 0x2
 #endif
 
-#ifdef CONFIG_HEXAGON_ARCH_V4
+#if CONFIG_HEXAGON_ARCH_VERSION == 4
 #define ELF_CORE_EFLAGS 0x3
 #endif