arm64: Remove unused cpu_name ascii in arch/arm64/mm/proc.S

This string has been moved to arch/arm64/kernel/cputable.c.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index a82ae88..f84fcf7 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -95,10 +95,6 @@
 	ret
 ENDPROC(cpu_do_switch_mm)
 
-cpu_name:
-	.ascii	"AArch64 Processor"
-	.align
-
 	.section ".text.init", #alloc, #execinstr
 
 /*