[PATCH v2 1/4] common/board_f: remove XTRN_DECLARE_GLOBAL_DATA_PTR dead code

[Tom Rini]

On Tue, Sep 13, 2022 at 09:31:26PM +0300, Ovidiu Panait wrote:

> The XTRN_DECLARE_GLOBAL_DATA_PTR declarations in ppc code are permanently
> commented out, so there are no users for this macro:
>  #if 1
>    #define DECLARE_GLOBAL_DATA_PTR   register volatile gd_t *gd asm ("r2")
>  #else /* We could use plain global data, but the resulting code is bigger */
>    #define XTRN_DECLARE_GLOBAL_DATA_PTR   extern
>    #define DECLARE_GLOBAL_DATA_PTR     XTRN_DECLARE_GLOBAL_DATA_PTR \
>                                        gd_t *gd
>  #endif
> 
> Remove all references to this macro, but add a documentation note regarding
> the possibility of using plain global data for the GD pointer.
> 
> Signed-off-by: Ovidiu Panait <ovpanait at gmail.com>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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