libfdt: Make fdtdec_get_child_count() available for HOST

The tool need to use fdtdec_get_child_count(), make it available for
HOST_CC.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Punit Agrawal <punit1.agrawal@toshiba.co.jp>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/include/fdt_support.h b/include/fdt_support.h
index ba14acd7f622b75de4cb4dadce6540e993c36d38..2eff311fa4f577e8099a51ac82d8003b01e4eebb 100644 (file)
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -343,6 +343,15 @@ int fdt_get_cells_len(const void *blob, char *nr_cells_name);
 #ifdef USE_HOSTCC
 int fdtdec_get_int(const void *blob, int node, const char *prop_name,
                int default_val);
+
+/*
+ * Count child nodes of one parent node.
+ *
+ * @param blob FDT blob
+ * @param node parent node
+ * @return number of child node; 0 if there is not child node
+ */
+int fdtdec_get_child_count(const void *blob, int node);
 #endif
 #ifdef CONFIG_FMAN_ENET
 int fdt_update_ethernet_dt(void *blob);

diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 460f0d250b4d6414d920fdfdb18a943a8a025118..0a3b86078229f8ef8ce18e516fef00edabdb6cc8 100644 (file)
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -810,17 +810,6 @@ int fdtdec_parse_phandle_with_args(const void *blob, int src_node,
        return rc;
 }
 
-int fdtdec_get_child_count(const void *blob, int node)
-{
-       int subnode;
-       int num = 0;
-
-       fdt_for_each_subnode(subnode, blob, node)
-               num++;
-
-       return num;
-}
-
 int fdtdec_get_byte_array(const void *blob, int node, const char *prop_name,
                          u8 *array, int count)
 {

diff --git a/lib/fdtdec_common.c b/lib/fdtdec_common.c
index 088e9e9063a92b378912fefdc46c74cc84ee892d..5775992ef3373f36b27bdf6b1d2e9c80044d6161 100644 (file)
--- a/lib/fdtdec_common.c
+++ b/lib/fdtdec_common.c
@@ -53,3 +53,14 @@ unsigned int fdtdec_get_uint(const void *blob, int node, const char *prop_name,
        debug("(not found)\n");
        return default_val;
 }
+
+int fdtdec_get_child_count(const void *blob, int node)
+{
+       int subnode;
+       int num = 0;
+
+       fdt_for_each_subnode(subnode, blob, node)
+               num++;
+
+       return num;
+}