Revert "ARM: rockchip: no build mach-rockchip when CONFIG_ARM_PSCI"

This reverts commit a49baba.

Change-Id: I7183536136d50c62341a940c68e3932070e55000
Reviewed-on: https://tp-biosrd-v02/gerrit/83414
Reviewed-by: Jamess Huang(黃以民) <Jamess_Huang@asus.com>
Tested-by: Jamess Huang(黃以民) <Jamess_Huang@asus.com>

Author: jamess-huang

arch/arm/Makefile

@@ -200,9 +200,7 @@ machine-$(CONFIG_ARCH_PICOXCELL)	+= picoxcell
 machine-$(CONFIG_ARCH_PXA)		+= pxa
 machine-$(CONFIG_ARCH_QCOM)		+= qcom
 machine-$(CONFIG_ARCH_REALVIEW)		+= realview
-ifndef CONFIG_ARM_PSCI
 machine-$(CONFIG_ARCH_ROCKCHIP)		+= rockchip
-endif
 machine-$(CONFIG_ARCH_RPC)		+= rpc
 machine-$(CONFIG_ARCH_S3C24XX)		+= s3c24xx
 machine-$(CONFIG_ARCH_S3C64XX)		+= s3c64xx