sh: migrate to arch/sh/include/

This follows the sparc changes a439fe51a1.

Most of the moving about was done with Sam's directions at:

http://marc.info/?l=linux-sh&m=121724823706062&w=2

with subsequent hacking and fixups entirely my fault.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/include/asm/rtc.h

@@ -0,0 +1,16 @@
+#ifndef _ASM_RTC_H
+#define _ASM_RTC_H
+
+extern void (*board_time_init)(void);
+extern void (*rtc_sh_get_time)(struct timespec *);
+extern int (*rtc_sh_set_time)(const time_t);
+
+#define RTC_CAP_4_DIGIT_YEAR	(1 << 0)
+
+struct sh_rtc_platform_info {
+	unsigned long capabilities;
+};
+
+#include <cpu/rtc.h>
+
+#endif /* _ASM_RTC_H */