[U-Boot] [PATCH 1/2] i.MX6Q: spl: Fix falcon to use dram_init_banksize

[Jagan Teki]

Hi Stefano,

On Mon, Aug 28, 2017 at 4:45 PM, Jagan Teki <jagannadh.teki at gmail.com> wrote:
> From: Jagan Teki <jagan at amarulasolutions.com>
>
> Memory dt node update introduced by spl_fixup_fdt() in below
> commit was making DDR configuration in-appropriate
> to boot falcon mode. Hence added dram_init_banksize for
> explicit assignment of  proper base and size of DDR.
>
> "boot: fdt: Perform arch_fixup_fdt() on the given device tree for falcon boot"
> (sha1: 6e7585bb64b12f632681c80c4b193349e1985d92)
>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---
>  arch/arm/mach-imx/spl.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>
> diff --git a/arch/arm/mach-imx/spl.c b/arch/arm/mach-imx/spl.c
> index 75698c4..0979458 100644
> --- a/arch/arm/mach-imx/spl.c
> +++ b/arch/arm/mach-imx/spl.c
> @@ -15,6 +15,8 @@
>  #include <spl.h>
>  #include <asm/mach-imx/hab.h>
>
> +DECLARE_GLOBAL_DATA_PTR;
> +
>  #if defined(CONFIG_MX6)
>  /* determine boot device from SRC_SBMR1 (BOOT_CFG[4:1]) or SRC_GPR9 register */
>  u32 spl_boot_device(void)
> @@ -126,3 +128,13 @@ __weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
>  }
>
>  #endif
> +
> +#if defined(CONFIG_MX6) && defined(CONFIG_SPL_OS_BOOT)
> +int dram_init_banksize(void)
> +{
> +       gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
> +       gd->bd->bi_dram[0].size = imx_ddr_size();
> +
> +       return 0;
> +}
> +#endif

I think these should be in-tree for the release? otherwise falcon broke.

thanks!
-- 
Jagan Teki
Free Software Engineer | www.openedev.com
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.