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