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* [U-Boot] [PATCH] arm: spl: Do not set the stack pointer twice
@ 2013-07-17 11:35 Masahiro Yamada
  2013-09-14  9:42 ` Albert ARIBAUD
  0 siblings, 1 reply; 2+ messages in thread
From: Masahiro Yamada @ 2013-07-17 11:35 UTC (permalink / raw)
  To: u-boot

Because the stack pointer is already set in arch/arm/lib/crt0.S,
we do not need to set it in arch/arm/lib/spl.c.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
---
 arch/arm/lib/spl.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/arm/lib/spl.c b/arch/arm/lib/spl.c
index 301f082..b5a1324 100644
--- a/arch/arm/lib/spl.c
+++ b/arch/arm/lib/spl.c
@@ -41,9 +41,6 @@ gd_t gdata __attribute__ ((section(".data")));
  */
 void __weak board_init_f(ulong dummy)
 {
-	/* Set the stack pointer. */
-	asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK));
-
 	/* Clear the BSS. */
 	memset(__bss_start, 0, __bss_end - __bss_start);
 
-- 
1.8.1.2

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* [U-Boot] [PATCH] arm: spl: Do not set the stack pointer twice
  2013-07-17 11:35 [U-Boot] [PATCH] arm: spl: Do not set the stack pointer twice Masahiro Yamada
@ 2013-09-14  9:42 ` Albert ARIBAUD
  0 siblings, 0 replies; 2+ messages in thread
From: Albert ARIBAUD @ 2013-09-14  9:42 UTC (permalink / raw)
  To: u-boot

Hi Masahiro,

On Wed, 17 Jul 2013 20:35:55 +0900, Masahiro Yamada
<yamada.m@jp.panasonic.com> wrote:

> Because the stack pointer is already set in arch/arm/lib/crt0.S,
> we do not need to set it in arch/arm/lib/spl.c.
> 
> Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
> ---
>  arch/arm/lib/spl.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/arch/arm/lib/spl.c b/arch/arm/lib/spl.c
> index 301f082..b5a1324 100644
> --- a/arch/arm/lib/spl.c
> +++ b/arch/arm/lib/spl.c
> @@ -41,9 +41,6 @@ gd_t gdata __attribute__ ((section(".data")));
>   */
>  void __weak board_init_f(ulong dummy)
>  {
> -	/* Set the stack pointer. */
> -	asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK));
> -
>  	/* Clear the BSS. */
>  	memset(__bss_start, 0, __bss_end - __bss_start);
>  

Applied to u-boot-arm/master, thanks!

Amicalement,
-- 
Albert.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2013-07-17 11:35 [U-Boot] [PATCH] arm: spl: Do not set the stack pointer twice Masahiro Yamada
2013-09-14  9:42 ` Albert ARIBAUD

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