ARM: Remove unused PARAMS_PHYS from arch/arm/boot/compressed

The only reference in arch/arm/boot/compressed to PARAMS_PHYS is
params() in head.S, which can be directly converted to the exact
address as specified by arch/arm/mach-rpc/Makefile.boot.

Signed-off-by: Eric Miao <eric.miao@canonical.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index f61c76e..d27faa1 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -321,7 +321,7 @@
 
 #ifdef CONFIG_ARCH_RPC
 		.globl	params
-params:		ldr	r0, =params_phys
+params:		ldr	r0, =0x10000100		@ params_phys for RPC
 		mov	pc, lr
 		.ltorg
 		.align