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MIPS: ath79: Add support for DTB passed using the UHI boot protocol

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This is needed for bootloader supporting UHI and to support appended
DTB.

Signed-off-by: Alban Bedel <albeu@free.fr>
Cc: Felix Fietkau <nbd@openwrt.org>
Cc: Antony Pavlov <antonynpavlov@gmail.com>
Cc: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/12230/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Alban Bedel 2016-01-26 08:27:15 +01:00 committed by Ralf Baechle
parent 32eb6e8bee
commit 8f4d4d1bfb
1 changed files with 2 additions and 0 deletions
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2
arch/mips/ath79/setup.c
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@ -203,6 +203,8 @@ void __init plat_mem_setup(void)
fdt_start = fw_getenvl("fdt_start");
if (fdt_start)
__dt_setup_arch((void *)KSEG0ADDR(fdt_start));
else if (fw_arg0 == -2)
__dt_setup_arch((void *)KSEG0ADDR(fw_arg1));
#ifdef CONFIG_BUILTIN_DTB
else
__dt_setup_arch(__dtb_start);