Re: [U-Boot] [PATCH 3/4] riscv: prior_stage_fdt_address only be used when OF_PRIOR_STAGE is enable

2019-04-23 Thread Rick Chen
Hi Bin

Bin Meng  於 2019年4月23日 週二 下午8:14寫道:
>
> Hi Rick,
>
> On Tue, Apr 23, 2019 at 1:47 PM Andes  wrote:
> >
> > From: Rick Chen 
> >
>
> commit title should read: prior_stage_fdt_address should only be used
> when OF_PRIOR_STAGE is enabled

OK

>
> > This patch will fix prior_stage_fdt_address write failure problem, when
> > AE350 was booting from flash.
> >
> > When AE350 was booting from falsh, prior_stage_fdt_address will be in
> > flash address, we shall avoid it to be written.
> >
> > Signed-off-by: Rick Chen 
> > Cc: Greentime Hu 
> > ---
> >  arch/riscv/cpu/start.S | 2 ++
> >  1 file changed, 2 insertions(+)
> >
> > diff --git a/arch/riscv/cpu/start.S b/arch/riscv/cpu/start.S
> > index d030d4a..0e672e0 100644
> > --- a/arch/riscv/cpu/start.S
> > +++ b/arch/riscv/cpu/start.S
> > @@ -111,7 +111,9 @@ call_board_init_f_0:
> > bneztp, secondary_hart_loop
> >  #endif
> >
> > +#  if CONFIG_IS_ENABLED(OF_PRIOR_STAGE)
> > la  t0, prior_stage_fdt_address
> > +#endif
>
> I think you should also surround the declaration of
> prior_stage_fdt_address in arch/riscv/cpu/cpu.c with OF_PRIOR_STAGE

OK
I will surround it.

Thanks for review
Rick

>
> > SREGs1, 0(t0)
> >
> > jal board_init_f_init_reserve
> > --
>
> Regards,
> Bin
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Re: [U-Boot] [PATCH 3/4] riscv: prior_stage_fdt_address only be used when OF_PRIOR_STAGE is enable

2019-04-23 Thread Bin Meng
Hi Rick,

On Tue, Apr 23, 2019 at 1:47 PM Andes  wrote:
>
> From: Rick Chen 
>

commit title should read: prior_stage_fdt_address should only be used
when OF_PRIOR_STAGE is enabled

> This patch will fix prior_stage_fdt_address write failure problem, when
> AE350 was booting from flash.
>
> When AE350 was booting from falsh, prior_stage_fdt_address will be in
> flash address, we shall avoid it to be written.
>
> Signed-off-by: Rick Chen 
> Cc: Greentime Hu 
> ---
>  arch/riscv/cpu/start.S | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/riscv/cpu/start.S b/arch/riscv/cpu/start.S
> index d030d4a..0e672e0 100644
> --- a/arch/riscv/cpu/start.S
> +++ b/arch/riscv/cpu/start.S
> @@ -111,7 +111,9 @@ call_board_init_f_0:
> bneztp, secondary_hart_loop
>  #endif
>
> +#  if CONFIG_IS_ENABLED(OF_PRIOR_STAGE)
> la  t0, prior_stage_fdt_address
> +#endif

I think you should also surround the declaration of
prior_stage_fdt_address in arch/riscv/cpu/cpu.c with OF_PRIOR_STAGE

> SREGs1, 0(t0)
>
> jal board_init_f_init_reserve
> --

Regards,
Bin
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[U-Boot] [PATCH 3/4] riscv: prior_stage_fdt_address only be used when OF_PRIOR_STAGE is enable

2019-04-22 Thread Andes
From: Rick Chen 

This patch will fix prior_stage_fdt_address write failure problem, when
AE350 was booting from flash.

When AE350 was booting from falsh, prior_stage_fdt_address will be in
flash address, we shall avoid it to be written.

Signed-off-by: Rick Chen 
Cc: Greentime Hu 
---
 arch/riscv/cpu/start.S | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/riscv/cpu/start.S b/arch/riscv/cpu/start.S
index d030d4a..0e672e0 100644
--- a/arch/riscv/cpu/start.S
+++ b/arch/riscv/cpu/start.S
@@ -111,7 +111,9 @@ call_board_init_f_0:
bneztp, secondary_hart_loop
 #endif
 
+#  if CONFIG_IS_ENABLED(OF_PRIOR_STAGE)
la  t0, prior_stage_fdt_address
+#endif
SREGs1, 0(t0)
 
jal board_init_f_init_reserve
-- 
2.7.4

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