Re: [U-Boot] [PATCH RFT 2/2] davinci: Do not duplicate setting of gd

2014-12-21 Thread Peter Howard
On Fri, 2014-12-19 at 16:53 -0500, Tom Rini wrote:
 In f0c3a6c we stopped setting gd in board_init_f, but later had to
 revert to due problems on certain platforms.  As davinci does not look
 to have these problems, we can drop the setting here and rely upon
 crt0.S to do it.
 
 Cc: Peter Howard p...@northern-ridge.com.au
 Signed-off-by: Tom Rini tr...@ti.com
 
 ---
 Peter, I don't have my davinci board hooked up but since you were doing
 some changes recently is there a chance you can test this easily?
 Thanks!

Applied this patch (with and without 1/1 as well - given part 1 is ARMv7
it shouldn't have any bearing on davinci but wanted to be sure).

U-boot doesn't boot on the da850evm with this change.  I tried both with
my changes to the generic board, and on a fresh clone of u-boot.git. And
on u-boot-ti.git.  I haven't looked further, but I'm guessing there is
early access to gd of the sort you patched out for v7.

 ---
  arch/arm/cpu/arm926ejs/davinci/spl.c |1 -
  1 file changed, 1 deletion(-)
 
 diff --git a/arch/arm/cpu/arm926ejs/davinci/spl.c 
 b/arch/arm/cpu/arm926ejs/davinci/spl.c
 index 59b304e..7b14420 100644
 --- a/arch/arm/cpu/arm926ejs/davinci/spl.c
 +++ b/arch/arm/cpu/arm926ejs/davinci/spl.c
 @@ -51,7 +51,6 @@ void board_init_f(ulong dummy)
   memset(__bss_start, 0, __bss_end - __bss_start);
  
   /* Finally, setup gd and move to the next step. */
 - gd = gdata;
   board_init_r(NULL, 0);
  }
  

-- 
Peter Howard p...@northern-ridge.com.au

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Re: [U-Boot] [PATCH RFT 2/2] davinci: Do not duplicate setting of gd

2014-12-21 Thread Tom Rini
On Mon, Dec 22, 2014 at 08:34:11AM +1100, Peter Howard wrote:
 On Fri, 2014-12-19 at 16:53 -0500, Tom Rini wrote:
  In f0c3a6c we stopped setting gd in board_init_f, but later had to
  revert to due problems on certain platforms.  As davinci does not look
  to have these problems, we can drop the setting here and rely upon
  crt0.S to do it.
  
  Cc: Peter Howard p...@northern-ridge.com.au
  Signed-off-by: Tom Rini tr...@ti.com
  
  ---
  Peter, I don't have my davinci board hooked up but since you were doing
  some changes recently is there a chance you can test this easily?
  Thanks!
 
 Applied this patch (with and without 1/1 as well - given part 1 is ARMv7
 it shouldn't have any bearing on davinci but wanted to be sure).
 
 U-boot doesn't boot on the da850evm with this change.  I tried both with
 my changes to the generic board, and on a fresh clone of u-boot.git. And
 on u-boot-ti.git.  I haven't looked further, but I'm guessing there is
 early access to gd of the sort you patched out for v7.

Thanks for testing, I feared it wasn't quite as easy as it looked, I'll
have a think about it and see if I can recall what else might be
tickling gd that early over there.

-- 
Tom


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Re: [U-Boot] [PATCH RFT 2/2] davinci: Do not duplicate setting of gd

2014-12-19 Thread Peter Howard
On Fri, 2014-12-19 at 16:53 -0500, Tom Rini wrote:
 In f0c3a6c we stopped setting gd in board_init_f, but later had to
 revert to due problems on certain platforms.  As davinci does not look
 to have these problems, we can drop the setting here and rely upon
 crt0.S to do it.
 
 Cc: Peter Howard p...@northern-ridge.com.au
 Signed-off-by: Tom Rini tr...@ti.com
 
 ---
 Peter, I don't have my davinci board hooked up but since you were doing
 some changes recently is there a chance you can test this easily?

I can test on Monday - I only have access to my LCDK on the weekend, and
I have to get round to try the convoluted setup process for flashing
u-boot on it :-)

 Thanks!
 ---
  arch/arm/cpu/arm926ejs/davinci/spl.c |1 -
  1 file changed, 1 deletion(-)
 
 diff --git a/arch/arm/cpu/arm926ejs/davinci/spl.c 
 b/arch/arm/cpu/arm926ejs/davinci/spl.c
 index 59b304e..7b14420 100644
 --- a/arch/arm/cpu/arm926ejs/davinci/spl.c
 +++ b/arch/arm/cpu/arm926ejs/davinci/spl.c
 @@ -51,7 +51,6 @@ void board_init_f(ulong dummy)
   memset(__bss_start, 0, __bss_end - __bss_start);
  
   /* Finally, setup gd and move to the next step. */
 - gd = gdata;
   board_init_r(NULL, 0);
  }
  


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