[U-Boot] [PATCH v2 6/8] imx6: SPL support for iMX6 SabreSD
Jeroen Hofstee
jeroen at myspectrum.nl
Sat Nov 8 22:18:31 CET 2014
Hello John,
On 08-11-14 19:22, John Tobias wrote:
> This patch will enable the support for SPL on iMX6 SabreSD.
> It tested on SD2 and SD3 mmc port.
> ---
<snip>
> board/freescale/mx6sabresd/mx6sabresd.c | 216 ++++++++++++++++++++++++++++++++
> 1 file changed, 216 insertions(+)
>
> diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c
> index 3d81fff..d090487 100644
> --- a/board/freescale/mx6sabresd/mx6sabresd.c
> +++ b/board/freescale/mx6sabresd/mx6sabresd.c
> @@ -607,3 +607,219 @@ int checkboard(void)
> puts("Board: MX6-SabreSD\n");
> return 0;
> }
>
> +
> +void board_init_f(ulong dummy)
> +{
> + u32 ram_size;
> +
> + /* Set the stack pointer. */
> + asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK));
> +
> + ram_size = spl_dram_init();
> +
> + arch_cpu_init();
> +
> + /* Clear the BSS. */
> + memset(__bss_start, 0, __bss_end - __bss_start);
> +
> + /* Set global data pointer. */
> + gd = &gdata;
> + gd->ram_size = ram_size;
> +
sp and gd should already be valid by the time
board_init_f is called. There is no need to set them
again.
> + board_early_init_f();
> +
> + timer_init();
> +
> + preloader_console_init();
> +
> + board_init_r(NULL, 0);
> +}
> +
Regards,
Jeroen
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