sh: Use __INIT macro instead of .text.init.

The sh architecture has some code in the .text.init section, but it
does not reference that section in its linker scripts.

This change moves this code from the .text.init section to the
.init.text section, which is presumably where it belongs.
Signed-off-by: NTim Abbott <tabbott@mit.edu>
Acked-by: NSam Ravnborg <sam@ravnborg.org>
Acked-by: NPaul Mundt <lethal@linux-sh.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

arch/sh/kernel/cpu/sh5/entry.S

@@ -10,6 +10,7 @@
  * for more details.
  */
 #include <linux/errno.h>
+#include <linux/init.h>
 #include <linux/sys.h>
 #include <cpu/registers.h>
 #include <asm/processor.h>
@@ -2058,10 +2059,10 @@ asm_uaccess_end:
 
 
 /*
- * --- .text.init Section
+ * --- .init.text Section
  */
 
-	.section	.text.init, "ax"
+	__INIT
 
 /*
  * void trap_init (void)