sh: move CONFIG_{SH2, SH2A, SH3, SH4} to Kconfig

This commit moves CONFIG_SH2, CONFIG_SH2A, CONFIG_SH3, CONFIG_SH4
to Kconfig renaming into CONFIG_CPU_SH2, CONFIG_CPU_SH2A,
CONFIG_CPU_SH3, CONFIG_CPU_SH4, respectively because
arch/sh/Kconfig of Linux uses CONFIG_CPU_SH* convention.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h
index b8677da..b07fe54 100644
--- a/arch/sh/include/asm/processor.h
+++ b/arch/sh/include/asm/processor.h
@@ -1,10 +1,10 @@
 #ifndef _ASM_SH_PROCESSOR_H_
 #define _ASM_SH_PROCESSOR_H_
-#if defined(CONFIG_SH2)
+#if defined(CONFIG_CPU_SH2)
 # include <asm/cpu_sh2.h>
-#elif defined(CONFIG_SH3)
+#elif defined(CONFIG_CPU_SH3)
 # include <asm/cpu_sh3.h>
-#elif defined(CONFIG_SH4)
+#elif defined(CONFIG_CPU_SH4)
 # include <asm/cpu_sh4.h>
 #endif
 #endif