Ever since the following commit, libfdt has been available for
usage in the kernel:
commit ab25383983fb8d7786696f5371e75e79c3e9a405
Author: David Daney <david.daney@xxxxxxxxxx>
Date: Thu Jul 5 18:12:38 2012 +0200
of/lib: Allow scripts/dtc/libfdt to be used from kernel code
Export these functions to modules so that they may be used
from device drivers.
Change-Id: I7f540b7cf860c4be414e32ce183be5268b2ae6af
Signed-off-by: Michael Bohan <mbohan@xxxxxxxxxxxxxx>
---
lib/fdt.c | 6 ++++++
lib/fdt_ro.c | 28 ++++++++++++++++++++++++++++
lib/fdt_rw.c | 13 +++++++++++++
lib/fdt_sw.c | 9 +++++++++
lib/fdt_wip.c | 6 ++++++
5 files changed, 62 insertions(+), 0 deletions(-)
diff --git a/lib/fdt.c b/lib/fdt.c
index 97f2006..a3fe87b 100644
--- a/lib/fdt.c
+++ b/lib/fdt.c
@@ -1,2 +1,8 @@
#include <linux/libfdt_env.h>
+#include <linux/module.h>
#include "../scripts/dtc/libfdt/fdt.c"
+
+EXPORT_SYMBOL_GPL(fdt_next_tag);
+EXPORT_SYMBOL_GPL(fdt_next_node);
+EXPORT_SYMBOL_GPL(fdt_check_header);
+EXPORT_SYMBOL_GPL(fdt_move);
diff --git a/lib/fdt_ro.c b/lib/fdt_ro.c
index f73c04e..97269bc 100644
--- a/lib/fdt_ro.c
+++ b/lib/fdt_ro.c
@@ -1,2 +1,30 @@
#include <linux/libfdt_env.h>
+#include <linux/module.h>
#include "../scripts/dtc/libfdt/fdt_ro.c"
+
+EXPORT_SYMBOL_GPL(fdt_string);
+EXPORT_SYMBOL_GPL(fdt_num_mem_rsv);
+EXPORT_SYMBOL_GPL(fdt_get_mem_rsv);
+EXPORT_SYMBOL_GPL(fdt_subnode_offset_namelen);
+EXPORT_SYMBOL_GPL(fdt_subnode_offset);
+EXPORT_SYMBOL_GPL(fdt_path_offset);
+EXPORT_SYMBOL_GPL(fdt_get_name);
+EXPORT_SYMBOL_GPL(fdt_first_property_offset);
+EXPORT_SYMBOL_GPL(fdt_next_property_offset);
+EXPORT_SYMBOL_GPL(fdt_get_property_by_offset);
+EXPORT_SYMBOL_GPL(fdt_get_property_namelen);
+EXPORT_SYMBOL_GPL(fdt_get_property);
+EXPORT_SYMBOL_GPL(fdt_getprop_by_offset);
+EXPORT_SYMBOL_GPL(fdt_getprop_namelen);
+EXPORT_SYMBOL_GPL(fdt_getprop);
+EXPORT_SYMBOL_GPL(fdt_get_phandle);
+EXPORT_SYMBOL_GPL(fdt_get_alias_namelen);
+EXPORT_SYMBOL_GPL(fdt_get_alias);
+EXPORT_SYMBOL_GPL(fdt_get_path);
+EXPORT_SYMBOL_GPL(fdt_supernode_atdepth_offset);
+EXPORT_SYMBOL_GPL(fdt_node_depth);
+EXPORT_SYMBOL_GPL(fdt_parent_offset);
+EXPORT_SYMBOL_GPL(fdt_node_offset_by_prop_value);
+EXPORT_SYMBOL_GPL(fdt_node_offset_by_phandle);
+EXPORT_SYMBOL_GPL(fdt_node_check_compatible);
+EXPORT_SYMBOL_GPL(fdt_node_offset_by_compatible);
diff --git a/lib/fdt_rw.c b/lib/fdt_rw.c
index 0c1f0f4..30de9ec 100644
--- a/lib/fdt_rw.c
+++ b/lib/fdt_rw.c
@@ -1,2 +1,15 @@
#include <linux/libfdt_env.h>
+#include <linux/module.h>
#include "../scripts/dtc/libfdt/fdt_rw.c"
+
+EXPORT_SYMBOL_GPL(fdt_open_into);
+EXPORT_SYMBOL_GPL(fdt_pack);
+EXPORT_SYMBOL_GPL(fdt_add_mem_rsv);
+EXPORT_SYMBOL_GPL(fdt_del_mem_rsv);
+EXPORT_SYMBOL_GPL(fdt_set_name);
+EXPORT_SYMBOL_GPL(fdt_setprop);
+EXPORT_SYMBOL_GPL(fdt_appendprop);
+EXPORT_SYMBOL_GPL(fdt_delprop);
+EXPORT_SYMBOL_GPL(fdt_add_subnode_namelen);
+EXPORT_SYMBOL_GPL(fdt_add_subnode);
+EXPORT_SYMBOL_GPL(fdt_del_node);
diff --git a/lib/fdt_sw.c b/lib/fdt_sw.c
index 9ac7e50..17d6ba1 100644
--- a/lib/fdt_sw.c
+++ b/lib/fdt_sw.c
@@ -1,2 +1,11 @@
#include <linux/libfdt_env.h>
+#include <linux/module.h>
#include "../scripts/dtc/libfdt/fdt_sw.c"
+
+EXPORT_SYMBOL_GPL(fdt_create);
+EXPORT_SYMBOL_GPL(fdt_add_reservemap_entry);
+EXPORT_SYMBOL_GPL(fdt_finish_reservemap);
+EXPORT_SYMBOL_GPL(fdt_begin_node);
+EXPORT_SYMBOL_GPL(fdt_property);
+EXPORT_SYMBOL_GPL(fdt_end_node);
+EXPORT_SYMBOL_GPL(fdt_finish);
diff --git a/lib/fdt_wip.c b/lib/fdt_wip.c
index 45b3fc3..22b606d 100644
--- a/lib/fdt_wip.c
+++ b/lib/fdt_wip.c
@@ -1,2 +1,8 @@
#include <linux/libfdt_env.h>
+#include <linux/module.h>
#include "../scripts/dtc/libfdt/fdt_wip.c"
+
+EXPORT_SYMBOL_GPL(fdt_setprop_inplace);
+EXPORT_SYMBOL_GPL(fdt_setprop_inplace_u32);
+EXPORT_SYMBOL_GPL(fdt_nop_property);
+EXPORT_SYMBOL_GPL(fdt_nop_node);
--
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