sparc: clean up Makefile

- delete unused variables
- align assignments
- drop stale comments
- kill use of "\" for line continuation

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc/Makefile

@@ -19,17 +19,11 @@ ifeq ($(CONFIG_SPARC32),y)
 # sparc32
 #
 
-#
-# Uncomment the first KBUILD_CFLAGS if you are doing kgdb source level
-# debugging of the kernel to get the proper debugging information.
-
-AS             := $(AS) -32
-LDFLAGS        := -m elf32_sparc
 CHECKFLAGS     += -D__sparc__
+LDFLAGS        := -m elf32_sparc
 export BITS    := 32
 UTS_MACHINE    := sparc
 
-#KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7
 KBUILD_CFLAGS  += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
 KBUILD_AFLAGS  += -m32 -Wa,-Av8
 
@@ -39,14 +33,13 @@ else
 #
 
 CHECKFLAGS    += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
-
 LDFLAGS       := -m elf64_sparc
 export BITS   := 64
 UTS_MACHINE   := sparc64
 
-KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow   \
-                 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \
-                 -Wa,--undeclared-regs
+KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
+KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
+KBUILD_CFLAGS += -Wa,--undeclared-regs
 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
 
@@ -67,10 +60,6 @@ libs-y                 += arch/sparc/lib/
 
 drivers-$(CONFIG_OPROFILE)	+= arch/sparc/oprofile/
 
-ifdef CONFIG_KALLSYMS
-export kallsyms.o := .tmp_kallsyms2.o
-endif
-
 boot := arch/sparc/boot
 
 # Default target