[PATCH 1/3] ARM lowlevel: Update function documentation

[Sascha Hauer]

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm/cpu/start-pbl.c   |    3 +++
 arch/arm/cpu/start-reset.c |    3 +++
 arch/arm/cpu/start.c       |    5 ++++-
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/arch/arm/cpu/start-pbl.c b/arch/arm/cpu/start-pbl.c
index 932a3da..09a1940 100644
--- a/arch/arm/cpu/start-pbl.c
+++ b/arch/arm/cpu/start-pbl.c
@@ -36,6 +36,9 @@
 unsigned long free_mem_ptr;
 unsigned long free_mem_end_ptr;
 
+/*
+ * First instructions in the pbl image
+ */
 void __naked __section(.text_head_entry) pbl_start(void)
 {
 	barebox_arm_head();
diff --git a/arch/arm/cpu/start-reset.c b/arch/arm/cpu/start-reset.c
index e0df676..fcfdce6 100644
--- a/arch/arm/cpu/start-reset.c
+++ b/arch/arm/cpu/start-reset.c
@@ -29,6 +29,9 @@
 /*
  * The actual reset vector. This code is position independent and usually
  * does not run at the address it's linked at.
+ *
+ * This is either executed in the pbl image (if enabled) or in the regular
+ * image.
  */
 void __naked __bare_init reset(void)
 {
diff --git a/arch/arm/cpu/start.c b/arch/arm/cpu/start.c
index 07e7dfe..e43ff9c 100644
--- a/arch/arm/cpu/start.c
+++ b/arch/arm/cpu/start.c
@@ -30,7 +30,7 @@
 
 #ifdef CONFIG_PBL_IMAGE
 /*
- * First function in the pbl image. We get here from
+ * First function in the uncompressed image. We get here from
  * the pbl.
  */
 void __naked __section(.text_entry) start(void)
@@ -47,6 +47,9 @@ void __naked __section(.text_entry) start(void)
 }
 #else
 
+/*
+ * First function in the image without pbl support
+ */
 void __naked __section(.text_entry) start(void)
 {
 	barebox_arm_head();
-- 
1.7.10.4