Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Timo Ketola

On 18.04.2012 19:27, Timo Ketola wrote:

But if the board configuration file in include/configs is the correct place to
include it, I shall then find the obstacle on that approach...


Ok, including  asm/arch/imx-regs.h in board configuration file *and* 
asm/types.h in  asm/arch/imx-regs.h file seems to make build happy. This would 
be the right fix then?


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Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Timo Ketola

On 18.04.2012 18:05, Stefano Babic wrote:

On 18/04/2012 13:05, Timo Ketola wrote:

Stefano Babic wrote:

Timo Ketola wrote:

PPC seems to use a predefined macro from asm/immap_8xxx.h files. Where
is that file included?


It is a different way. The board configuration file includes the
register description file, so for example immap_86xx.h, immap_85xx.h,


Where? I don't see an example.


For PPC86xx I can see at least:

arch/powerpc/cpu/mpc86xx/mpc8641_serdes.c:#include
arch/powerpc/cpu/mpc86xx/mpc8610_serdes.c:#include
board/freescale/mpc8610hpcd/mpc8610hpcd.c:#include
board/freescale/mpc8641hpcn/mpc8641hpcn.c:#include


Yes, I saw those but when you said that board configuration file includes 
those, I thought that you meant the header files in include/configs.



But I see them included in common.h.
Should there be also imx-regs? Seems to work if I do so.


No, this is wrong.

...

Then I tried to include imx-regs.h in fsl_esdhc.c and 'MAKEALL -a arm'
was happy.

Maybe the right fix is to include imx-regs in common.h?


No. common.h, as the name suggests, is for all architectures, not only
for i.MX. We cannot fix i:MX and break other boards.


But why PPC register description files are included there then? For example 
line 87:


#ifdef CONFIG_MPC86xx
#include 
#include 
#endif

Is that deprecated?

And how would adding imx file with the same logic break other boards? I mean, 
putting there:


#if defined(CONFIG_MX25) || defined(CONFIG_MX31) || ...
#include 
#endif

But if the board configuration file in include/configs is the correct place to 
include it, I shall then find the obstacle on that approach...


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Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Stefano Babic
On 18/04/2012 13:05, Timo Ketola wrote:

>>
>> fsl_esdhc.c includes config.h. If your board configuration file includes
>> imx-regs.h, as most i.MX boards do, the file is automatically included,
>> I suppose.
> 
> I tried that but then:
> 
> .../u-boot-imx/build-exe4026/include/asm/arch/imx-regs.h:43:2: error:
> expected specifier-qualifier-list before ‘u32’
> 
> when compiling
> 
> arch/arm/cpu/arm926ejs/cpu.o

Well, I have not said that there cannot be other issues. At first glance
you must include asm/types.h, in cpu.c or in imx-regs.h.

>>> PPC seems to use a predefined macro from asm/immap_8xxx.h files. Where
>>> is that file included?
>>
>> It is a different way. The board configuration file includes the
>> register description file, so for example immap_86xx.h, immap_85xx.h,
> 
> Where? I don't see an example.

For PPC86xx I can see at least:

arch/powerpc/cpu/mpc86xx/mpc8641_serdes.c:#include 
arch/powerpc/cpu/mpc86xx/mpc8610_serdes.c:#include 
board/freescale/mpc8610hpcd/mpc8610hpcd.c:#include 
board/freescale/mpc8641hpcn/mpc8641hpcn.c:#include 

> But I see them included in common.h.
> Should there be also imx-regs? Seems to work if I do so.

No, this is wrong.

> 
>> or
>> imx-regs.h, and defines CONFIG_SYS_FSL_ESDHC_ADDR using its own specific
>> macro, if any, for example:
>>
>> #define CONFIG_SYS_FSL_ESDHC_ADDR   CONFIG_SYS_MPC85xx_ESDHC_ADDR
>>
>> Why is it not enough for you to set in your board configuration file:
>>
>> #define CONFIG_SYS_FSL_ESDHC_ADDR   IMX_MMC_SDHC1_BASE
> 
> I tried also exactly that, but then:
> 
> fsl_esdhc.c:544:20: error: ‘IMX_MMC_SDHC1_BASE’ undeclared (first use in
> this function)

...then imx-regs.h was not included...

> 
> fsl_esdhc.c seems not to see imx-regs.h file.
> 
> Then I tried to include imx-regs.h in fsl_esdhc.c and 'MAKEALL -a arm'
> was happy.
> 
> Maybe the right fix is to include imx-regs in common.h?

No. common.h, as the name suggests, is for all architectures, not only
for i.MX. We cannot fix i:MX and break other boards.

Best regards,
Stefano Babic

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Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Timo Ketola

On 18.04.2012 13:30, Stefano Babic wrote:

On 18/04/2012 11:11, Timo Ketola wrote:



Ok, I was afraid about something like that and tried first to include it
in board configuration but that broke something else (at least arm926ejs
didn't compile any more).


By the way, why do you need it if you do not use that macro ?


I use it in my board (support of which I'm preparing to send)
configuration file and I think it is annoying to write a literal
constant there which is already defined in imx-regs.h.


fsl_esdhc.c includes config.h. If your board configuration file includes
imx-regs.h, as most i.MX boards do, the file is automatically included,
I suppose.


I tried that but then:

.../u-boot-imx/build-exe4026/include/asm/arch/imx-regs.h:43:2: error: expected 
specifier-qualifier-list before ‘u32’


when compiling

arch/arm/cpu/arm926ejs/cpu.o





PPC seems to use a predefined macro from asm/immap_8xxx.h files. Where
is that file included?


It is a different way. The board configuration file includes the
register description file, so for example immap_86xx.h, immap_85xx.h,


Where? I don't see an example. But I see them included in common.h. Should 
there be also imx-regs? Seems to work if I do so.



or
imx-regs.h, and defines CONFIG_SYS_FSL_ESDHC_ADDR using its own specific
macro, if any, for example:

#define CONFIG_SYS_FSL_ESDHC_ADDR   CONFIG_SYS_MPC85xx_ESDHC_ADDR

Why is it not enough for you to set in your board configuration file:

#define CONFIG_SYS_FSL_ESDHC_ADDR   IMX_MMC_SDHC1_BASE


I tried also exactly that, but then:

fsl_esdhc.c:544:20: error: ‘IMX_MMC_SDHC1_BASE’ undeclared (first use in this 
function)


fsl_esdhc.c seems not to see imx-regs.h file.

Then I tried to include imx-regs.h in fsl_esdhc.c and 'MAKEALL -a arm' was 
happy.

Maybe the right fix is to include imx-regs in common.h? What would be the right 
expression for #ifdef?


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Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Stefano Babic
On 18/04/2012 11:11, Timo Ketola wrote:

> 
> Ok, I was afraid about something like that and tried first to include it
> in board configuration but that broke something else (at least arm926ejs
> didn't compile any more).
> 
>> By the way, why do you need it if you do not use that macro ?
> 
> I use it in my board (support of which I'm preparing to send)
> configuration file and I think it is annoying to write a literal
> constant there which is already defined in imx-regs.h.

fsl_esdhc.c includes config.h. If your board configuration file includes
imx-regs.h, as most i.MX boards do, the file is automatically included,
I suppose.

> 
> PPC seems to use a predefined macro from asm/immap_8xxx.h files. Where
> is that file included?

It is a different way. The board configuration file includes the
register description file, so for example immap_86xx.h, immap_85xx.h, or
imx-regs.h, and defines CONFIG_SYS_FSL_ESDHC_ADDR using its own specific
macro, if any, for example:

#define CONFIG_SYS_FSL_ESDHC_ADDR   CONFIG_SYS_MPC85xx_ESDHC_ADDR

Why is it not enough for you to set in your board configuration file:

#define CONFIG_SYS_FSL_ESDHC_ADDR   IMX_MMC_SDHC1_BASE

Best regards,
Stefano Babic

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Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Timo Ketola

On 18.04.2012 11:43, Stefano Babic wrote:

On 18/04/2012 09:57, Timo Ketola wrote:

One might want to define CONFIG_SYS_FSL_ESDHC_ADDR with the macro already
define in imx-regs.h, e.g. with IMX_MMC_SDHC1_BASE. Then the header must be
included here.
...
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
...
+#include


NAK. There is a good reason to avoid it. The fsl_esdhc driver is common
to both i.MX and PowerPc architecture, and of course PowerPC have not
imx-regs.h. And CONFIG_SYS_FSL_ESDHC_ADDR cannot be set by a macro in
imx-regs.h, because it is different on PowerPC.


Ok, I was afraid about something like that and tried first to include it in 
board configuration but that broke something else (at least arm926ejs didn't 
compile any more).



By the way, why do you need it if you do not use that macro ?


I use it in my board (support of which I'm preparing to send) configuration 
file and I think it is annoying to write a literal constant there which is 
already defined in imx-regs.h.


PPC seems to use a predefined macro from asm/immap_8xxx.h files. Where is that 
file included?


--

Timo
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Re: [U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Stefano Babic
On 18/04/2012 09:57, Timo Ketola wrote:
> One might want to define CONFIG_SYS_FSL_ESDHC_ADDR with the macro already
> define in imx-regs.h, e.g. with IMX_MMC_SDHC1_BASE. Then the header must be
> included here.
> 
> Signed-off-by: Timo Ketola 
> ---
>  drivers/mmc/fsl_esdhc.c |1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
> index a2f35e3..5ada747 100644
> --- a/drivers/mmc/fsl_esdhc.c
> +++ b/drivers/mmc/fsl_esdhc.c
> @@ -36,6 +36,7 @@
>  #include 
>  #include 
>  #include 
> +#include 
>  

NAK. There is a good reason to avoid it. The fsl_esdhc driver is common
to both i.MX and PowerPc architecture, and of course PowerPC have not
imx-regs.h. And CONFIG_SYS_FSL_ESDHC_ADDR cannot be set by a macro in
imx-regs.h, because it is different on PowerPC.

By the way, why do you need it if you do not use that macro ?

Best regards,
Stefano Babic

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[U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-18 Thread Timo Ketola
One might want to define CONFIG_SYS_FSL_ESDHC_ADDR with the macro already
define in imx-regs.h, e.g. with IMX_MMC_SDHC1_BASE. Then the header must be
included here.

Signed-off-by: Timo Ketola 
---
 drivers/mmc/fsl_esdhc.c |1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index a2f35e3..5ada747 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -36,6 +36,7 @@
 #include 
 #include 
 #include 
+#include 
 
 DECLARE_GLOBAL_DATA_PTR;
 
-- 
1.7.5.4

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[U-Boot] [PATCH 7/9] imx: esdhc: Needed to use in imx-regs.h defined address

2012-04-13 Thread Timo Ketola
One might want to define CONFIG_SYS_FSL_ESDHC_ADDR with the macro already
define in imx-regs.h, e.g. with IMX_MMC_SDHC1_BASE. Then the header must be
included here.

Signed-off-by: Timo Ketola 
---
 drivers/mmc/fsl_esdhc.c |1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index a2f35e3..5ada747 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -36,6 +36,7 @@
 #include 
 #include 
 #include 
+#include 
 
 DECLARE_GLOBAL_DATA_PTR;
 
-- 
1.7.5.4

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