On Tue, Jul 12, 2016 at 06:21:45AM +0200, Andreas Färber wrote:
> On arm64 Linux device trees are organized by SoC vendor. Therefore we
> need to search the vendor subdirectory as well.
>
> Since the SoC vendor may be different from ${vendor}, introduce a new
> ${soc_vendor}. If this is not set, the behavior remains unchanged.
>
> Cc: Alexander Graf <[email protected]>
> Signed-off-by: Andreas Färber <[email protected]>
> ---
> include/config_distro_bootcmd.h | 18 +++++++++++++++++-
> 1 file changed, 17 insertions(+), 1 deletion(-)
>
> diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h
> index eadec2e..8f14457 100644
> --- a/include/config_distro_bootcmd.h
> +++ b/include/config_distro_bootcmd.h
> @@ -113,6 +113,15 @@
> #define BOOTENV_EFI_SET_FDTFILE_FALLBACK
> #endif
>
> +#if defined(CONFIG_ARM64)
> +#define BOOTENV_EFI_SET_FDTFILE_VENDOR \
> + "if test -n \"${soc_vendor}\"; then " \
> + "setenv efi_dtb_vendor_prefix ${soc_vendor}/; " \
> + "fi; "
> +#elseOK. Looking at the current Linux kernel, it's a given that for arm64 a DTB will be in a subdirectory, always. Perhaps we should fix this in Kconfig and have... CONFIG_FDTFILE_VENDOR_DIRECTORY and set this correctly per vendor (and yes, eventually there will be some "fun" as NXP boards will sometimes be in freescale/ and sometimes nxp/ so maybe try and futureproof ourselves so that we loop over this variable) ? -- Tom
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