MIPS: BCM5xxx: Remove dead init_fpu code

The BMIPS5xxx core_init function contains a call to an init_fpu function
inside an #ifdef whose condition never evaluates true. Remove the dead
code. FPU initialization happens later, primarily when a userland
program attempts to use it.
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/21018/
Cc: linux-mips@linux-mips.org

arch/mips/kernel/bmips_5xxx_init.S

@@ -632,12 +632,6 @@ core_init:
 	bal	set_zephyr
 	nop
 
-#if ENABLE_FPU==1
-	/* initialize the Floating point unit (both TPs) */
-	bal	init_fpu
-	nop
-#endif
-
 	/* set low latency memory bus */
 	li	a0, 1
 	bal	set_llmb