summaryrefslogtreecommitdiff
path: root/target/linux/ramips/patches-3.8/0205-owrt-MIPS-add-OWRTDTB-secion.patch
blob: d12213c38ba28220008828af71e140d04f2858bc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
From 6beb1af1b1475478c8f275b9579c9ebe4dad2904 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Tue, 19 Mar 2013 10:16:42 +0100
Subject: [PATCH 205/208] owrt: MIPS: add OWRTDTB secion

Signed-off-by: John Crispin <blogic@openwrt.org>
---
 arch/mips/kernel/head.S   |    3 +++
 arch/mips/ralink/Makefile |    2 +-
 arch/mips/ralink/of.c     |    4 +++-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S
index c61cdae..b4e55bb 100644
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -140,6 +140,9 @@ FEXPORT(__kernel_entry)
 	j	kernel_entry
 #endif
 
+	.ascii  "OWRTDTB:"
+	EXPORT(__image_dtb)
+	.fill   0x4000
 	__REF
 
 NESTED(kernel_entry, 16, sp)			# kernel entry point
diff --git a/arch/mips/ralink/Makefile b/arch/mips/ralink/Makefile
index 8572538..9e58aa1 100644
--- a/arch/mips/ralink/Makefile
+++ b/arch/mips/ralink/Makefile
@@ -15,4 +15,4 @@ obj-$(CONFIG_SOC_MT7620) += mt7620.o
 
 obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
 
-obj-y += dts/
+#obj-y += dts/
diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c
index f438145..ee998b7 100644
--- a/arch/mips/ralink/of.c
+++ b/arch/mips/ralink/of.c
@@ -76,6 +76,8 @@ void __init device_tree_init(void)
 	free_bootmem(base, size);
 }
 
+extern struct boot_param_header __image_dtb;
+
 void __init plat_mem_setup(void)
 {
 	set_io_port_base(KSEG1);
@@ -84,7 +86,7 @@ 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);
 }
 
 static int __init plat_of_setup(void)
-- 
1.7.10.4