ARM: uniphier: add PSCI support for UniPhier ARMv7 SoCs

Currently, only the CPU_ON function is supported.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/sbc/sbc-regs.h b/arch/arm/mach-uniphier/sbc/sbc-regs.h
index a5dca74..673fb75 100644
--- a/arch/arm/mach-uniphier/sbc/sbc-regs.h
+++ b/arch/arm/mach-uniphier/sbc/sbc-regs.h
@@ -1,7 +1,8 @@
 /*
  * UniPhier SBC (System Bus Controller) registers
  *
- * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -75,7 +76,6 @@
 #define	SBCTRL74		(SBCTRL_BASE + 0x170)
 
 #define PC0CTRL				0x598000c0
-#define ROM_BOOT_ROMRSV2		0x59801208
 
 #ifndef __ASSEMBLY__
 #include <linux/io.h>