sh: Various cosmetic cleanups.

We had quite a bit of whitespace damage, clean most of it up..

Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Arthur Othieno <a.othieno@bluewin.ch>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/kernel/cpu/sh4/sq.c

@@ -24,9 +24,10 @@
 #include <linux/proc_fs.h>
 #include <linux/miscdevice.h>
 #include <linux/vmalloc.h>
-
+#include <linux/mm.h>
 #include <asm/io.h>
 #include <asm/page.h>
+#include <asm/cacheflush.h>
 #include <asm/mmu_context.h>
 #include <asm/cpu/sq.h>