[U-Boot] [PATCH 3/3] common: introduce board_preboot_os hook

[Jeroen Hofstee <jeroen@myspectrum.nl>]

Hello Nikita,

On 29-10-14 14:08, Nikita Kiryanov wrote:
> Introduce board specific function board_preboot_os() to allow for board
> specific config before we boot, and use it on cm_fx6 to power off sata
> so that Linux will be able to setup it correctly.
>
> Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
> Cc: Igor Grinberg <grinberg@compulab.co.il>
> Cc: Stefano Babic <sbabic@denx.de>
> Cc: Tom Rini <trini@ti.com>
..
> +
> +void board_preboot_os(void)
> +{
> +	cm_fx6_sata_power(0);
> +}
>   
> +/* Allow for board specific config before we boot */
> +__weak void board_preboot_os(void)
> +{
> +	/* please define board specific board_preboot_os() */
> +}
> +
>   int boot_selected_os(int argc, char * const argv[], int state,
>   		     bootm_headers_t *images, boot_os_fn *boot_fn)
>   {
>   	arch_preboot_os();
> +	board_preboot_os();
>   	boot_fn(state, argc, argv, images);

Can you also add a prototype for the board_preboot_os in say
bootm.h or similiar and make sure those headers are included.
(it will warn otherwise with W=1).

Regards, Jeroen