[PATCH 1/2] sh: fix typos in comments

[Hemanth Selam <hemanth.selam@gmail.com>]

Fix typos in comments, reported by scripts/checkpatch.pl using the
misspelling list in scripts/spelling.txt.  Only touches comments, no code
changes.

Assisted-by: Cursor:claude-opus-5
Signed-off-by: Hemanth Selam <hemanth.selam@gmail.com>
---
 arch/sh/kernel/relocate_kernel.S | 2 +-
 arch/sh/mm/cache-sh4.c           | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/sh/kernel/relocate_kernel.S b/arch/sh/kernel/relocate_kernel.S
index d9bf2b727b42..deda2f60a8f2 100644
--- a/arch/sh/kernel/relocate_kernel.S
+++ b/arch/sh/kernel/relocate_kernel.S
@@ -3,7 +3,7 @@
  * relocate_kernel.S - put the kernel image in place to boot
  * 2005.9.17 kogiidena@eggplant.ddo.jp
  *
- * LANDISK/sh4 is supported. Maybe, SH archtecture works well.
+ * LANDISK/sh4 is supported. Maybe, SH architecture works well.
  *
  * 2009-03-18 Magnus Damm - Added Kexec Jump support
  */
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index 8bc9ce541c14..0c205923e88f 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -354,7 +354,7 @@ static void __flush_cache_one(unsigned long addr, unsigned long phys,
 
 	/*
 	 * We know there will be >=1 iteration, so write as do-while to avoid
-	 * pointless nead-of-loop check for 0 iterations.
+	 * pointless head-of-loop check for 0 iterations.
 	 */
 	do {
 		ea = base_addr + PAGE_SIZE;
-- 
2.48.1