[U-Boot] [linux-sunxi] [PATCH 11/17] sunxi: SPL: add FIT config selector for Pine64 boards

[Icenowy Zheng]

01.03.2017, 10:26, "Andre Przywara" <andre.przywara at arm.com>:
> For a board or platform to support FIT loading in the SPL, it has to
> provide a board_fit_config_name_match() routine, which helps to select
> one of possibly multiple DTBs contained in a FIT image.
> Provide a simple function which chooses the DT name U-Boot was
> configured with.
> If the DT name is one of the two Pine64 versions, determine the exact
> model by checking the DRAM size.
>

I think we shouldn't have is specially for Pine64 here, but make a framework
for other boards that can be easily checked.

Then make Pine64 series the first user of this framework.

> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---
>  board/sunxi/board.c | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>
> diff --git a/board/sunxi/board.c b/board/sunxi/board.c
> index a510422..2ddff28 100644
> --- a/board/sunxi/board.c
> +++ b/board/sunxi/board.c
> @@ -725,3 +725,26 @@ int ft_board_setup(void *blob, bd_t *bd)
>  #endif
>          return 0;
>  }
> +
> +#ifdef CONFIG_SPL_LOAD_FIT
> +int board_fit_config_name_match(const char *name)
> +{
> + const char *cmp_str;
> +
> +#ifdef CONFIG_DEFAULT_DEVICE_TREE
> + cmp_str = CONFIG_DEFAULT_DEVICE_TREE;
> +#else
> + return 0;
> +#endif
> +
> +/* Differentiate the two Pine64 board DTs by their DRAM size. */
> + if (strstr(name, "-pine64") && strstr(cmp_str, "-pine64")) {
> + if ((gd->ram_size > 512 * 1024 * 1024))
> + return !strstr(name, "plus");
> + else
> + return !!strstr(name, "plus");
> + } else {
> + return strcmp(name, cmp_str);
> + }
> +}
> +#endif
> --
> 2.8.2
>
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