45 lines
1.2 KiB
Diff
45 lines
1.2 KiB
Diff
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From c174d2250e402399ad7dbdd57d51883d8804bba0 Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Mon, 15 Jul 2013 00:40:37 +0200
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Subject: [PATCH 31/33] owrt: MIPS: add OWRTDTB secion
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Signed-off-by: John Crispin <blogic@openwrt.org>
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---
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arch/mips/kernel/head.S | 3 +++
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arch/mips/ralink/Makefile | 2 +-
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arch/mips/ralink/of.c | 4 +++-
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3 files changed, 7 insertions(+), 2 deletions(-)
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--- a/arch/mips/kernel/head.S
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+++ b/arch/mips/kernel/head.S
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@@ -86,6 +86,9 @@ EXPORT(__image_cmdline)
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.fill 0x400
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#endif /* CONFIG_IMAGE_CMDLINE_HACK */
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+ .ascii "OWRTDTB:"
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+ EXPORT(__image_dtb)
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+ .fill 0x4000
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__REF
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NESTED(kernel_entry, 16, sp) # kernel entry point
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--- a/arch/mips/ralink/of.c
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+++ b/arch/mips/ralink/of.c
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@@ -66,6 +66,8 @@ static int __init early_init_dt_find_mem
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return 0;
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}
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+extern struct boot_param_header __image_dtb;
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+
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void __init plat_mem_setup(void)
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{
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set_io_port_base(KSEG1);
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@@ -74,7 +76,7 @@ void __init plat_mem_setup(void)
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* Load the builtin devicetree. This causes the chosen node to be
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* parsed resulting in our memory appearing
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*/
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- __dt_setup_arch(__dtb_start);
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+ __dt_setup_arch(&__image_dtb);
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strlcpy(arcs_cmdline, boot_command_line, COMMAND_LINE_SIZE);
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