Dear matthias.fu...@esd.eu,

In message <12480849383077-git-send-email-matthias.fu...@esd.eu> you wrote:
> 
> This patch migrates 4xx code from using the lowercase tcr macro
> to the uppercase TCR macro. Both macros have been defined in the past.
> So one is to much and uppercase macros are much more common.

I think this should not be TCR either. This should be SPRN_TCR as
defined in <asm/processor.h>.

> diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S
> index 582c781..22bc409 100644
> --- a/cpu/ppc4xx/start.S
> +++ b/cpu/ppc4xx/start.S
> @@ -626,7 +626,7 @@ _start:
>       mtspr   tbl,r0                  /* prevent fit & wdt exceptions */
>       mtspr   tbu,r0
>       mtspr   tsr,r1                  /* clear all timer exception status */
> -     mtspr   tcr,r0                  /* disable all */
> +     mtspr   TCR,r0                  /* disable all */
>       mtspr   esr,r0                  /* clear exception syndrome register */
>       mtxer   r0                      /* clear integer exception register */

Now this mix of lower case and upper case names is really ugly, isn't
it?

> diff --git a/include/ppc405.h b/include/ppc405.h
> index 917afec..50fc7be 100644
> --- a/include/ppc405.h
> +++ b/include/ppc405.h
> @@ -61,7 +61,6 @@
>       #define  dear  0x3d5      /* data exeption address register */
>       #define  evpr  0x3d6      /* exeption vector prefix register */
>       #define  tsr   0x3d8      /* timer status register */
> -     #define  tcr   0x3da      /* timer control register */
>       #define  pit   0x3db      /* programmable interval timer */
>       #define  sgr   0x3b9      /* storage guarded reg      */
>       #define  dcwr  0x3ba      /* data cache write-thru reg*/
> diff --git a/include/ppc440.h b/include/ppc440.h
> index 01f6eaf..df78eea 100644
> --- a/include/ppc440.h
> +++ b/include/ppc440.h
> @@ -90,7 +90,6 @@
>  #define       dvc1   0x13e   /* data value compare 1 */
>  #define       dvc2   0x13f   /* data value compare 2 */
>  #define       tsr    0x150   /* timer status register */
> -#define       tcr    0x154   /* timer control register */
>  #define       ivor0  0x190   /* interrupt vector offset register 0 */
>  #define       ivor1  0x191   /* interrupt vector offset register 1 */
>  #define       ivor2  0x192   /* interrupt vector offset register 2 */

I think all these can be dumped - they should be taken from
<asm/processor.h> instead. 

Best regards,

Wolfgang Denk

-- 
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