[PATCH 1/2] board: tbs2910: Use recommended distroboot addresses
trini at konsulko.com
Fri Aug 28 14:53:09 CEST 2020
On Thu, Aug 27, 2020 at 09:52:46PM +0200, Soeren Moch wrote:
> According to doc/README.distro fdt_addr must not be set when DTB is not
> available from hardware. So remove this entry.
> Use address 32MB above the start of DRAM for kernel_addr_r. This way
> we likely can avoid the self-relocation of the compressed kernel image
> before it decompresses to offset 0x8000 from start of DRAM.
> Use address 128MB above the start of DRAM for fdt_addr_r, since this is
> the maximum location for the end of the kernel. So we avoid overwriting
> the DTB.
> Use 512k above that for ramdisk_addr_r. This should be enough for the
> DTB, rest of DRAM can be used for initrd.
> Place boot script / extlinux.conf at offset 0 / 1MB from start of DRAM.
> This space is available for processing in U-Boot.
> Signed-off-by: Soeren Moch <smoch at web.de>
Reviewed-by: Tom Rini <trini at konsulko.com>
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