[U-Boot] [PATCH 5/8] rockchip: Add config_distro_bootcmd support

Simon Glass sjg at chromium.org
Sun Aug 23 23:24:18 CEST 2015


Hi Sjoerd,

On 16 August 2015 at 06:01, Sjoerd Simons <sjoerd.simons at collabora.co.uk> wrote:
> Now that MMC works in u-boot add config distro command support to start

U-Boot

> Linux in a standard fashion. One oddity here is that linux fails to load

fails to load *when* the fdt? I'm not sure but these seems to be a missing word.

> the fdt is relocated to above 512MB, so set fdt_high to make sure it's
> loaded below that.
>
> Signed-off-by: Sjoerd Simons <sjoerd.simons at collabora.co.uk>
> ---
>
>  include/configs/rk3288_common.h | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)

Acked-by: Simon Glass <sjg at chromium.org>

>
> diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h
> index 081c62d..7781dc3 100644
> --- a/include/configs/rk3288_common.h
> +++ b/include/configs/rk3288_common.h
> @@ -96,6 +96,27 @@
>
>  #ifndef CONFIG_SPL_BUILD
>  #include <config_distro_defaults.h>
> +
> +#define ENV_MEM_LAYOUT_SETTINGS \
> +       "scriptaddr=0x00000000\0" \
> +       "pxefile_addr_r=0x00100000\0" \
> +       "fdt_addr_r=0x01f00000\0" \
> +       "kernel_addr_r=0x02000000\0" \
> +       "ramdisk_addr_r=0x04000000\0"
> +
> +/* First try to boot from SD (index 0), then eMMC (index 1 */
> +#define BOOT_TARGET_DEVICES(func) \
> +       func(MMC, mmc, 0) \
> +       func(MMC, mmc, 1)
> +
> +#include <config_distro_bootcmd.h>
> +
> +/* Linux fails to load the fdt if it's loaded above 512M on a Rock 2 board, so
> + * limit the fdt reallocation to that */
> +#define CONFIG_EXTRA_ENV_SETTINGS \
> +       "fdt_high=0x1fffffff\0" \
> +       ENV_MEM_LAYOUT_SETTINGS \
> +       BOOTENV
>  #endif
>
>  #endif
> --
> 2.5.0
>

Regards,
Simon


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