libfdt: Sync fdt_for_each_subnode() with upstream

The signature for this macro has changed. Bring in the upstream version and
adjust U-Boot's usages to suit.

Signed-off-by: Simon Glass <sjg@chromium.org>
Update to drivers/power/pmic/palmas.c:
Signed-off-by: Keerthy <j-keerthy@ti.com>

Change-Id: I6cc9021339bfe686f9df21d61a1095ca2b3776e8
diff --git a/drivers/net/cpsw.c b/drivers/net/cpsw.c
index d17505e..c3018fb 100644
--- a/drivers/net/cpsw.c
+++ b/drivers/net/cpsw.c
@@ -1219,7 +1219,7 @@
 	active_slave = fdtdec_get_int(fdt, node, "active_slave", 0);
 	priv->data.active_slave = active_slave;
 
-	fdt_for_each_subnode(fdt, subnode, node) {
+	fdt_for_each_subnode(subnode, fdt, node) {
 		int len;
 		const char *name;
 
diff --git a/drivers/net/keystone_net.c b/drivers/net/keystone_net.c
index e41b7d1..f88d83e 100644
--- a/drivers/net/keystone_net.c
+++ b/drivers/net/keystone_net.c
@@ -990,7 +990,7 @@
 	char *slave_name;
 
 	interfaces = fdt_subnode_offset(fdt, gbe, "interfaces");
-	fdt_for_each_subnode(fdt, slave, interfaces) {
+	fdt_for_each_subnode(slave, fdt, interfaces) {
 		int slave_no;
 
 		slave_no = fdtdec_get_int(fdt, slave, "slave-port", -ENOENT);
@@ -1015,7 +1015,7 @@
 	}
 
 	sec_slave = fdt_subnode_offset(fdt, gbe, "secondary-slave-ports");
-	fdt_for_each_subnode(fdt, slave, sec_slave) {
+	fdt_for_each_subnode(slave, fdt, sec_slave) {
 		int slave_no;
 
 		slave_no = fdtdec_get_int(fdt, slave, "slave-port", -ENOENT);
diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c
index 340b85a..405776a 100644
--- a/drivers/net/mvpp2.c
+++ b/drivers/net/mvpp2.c
@@ -4153,7 +4153,7 @@
 		return -ENOENT;
 	}
 
-	fdt_for_each_subnode(blob, subnode, node) {
+	fdt_for_each_subnode(subnode, blob, node) {
 		/* Skip disabled ports */
 		if (!fdtdec_get_is_enabled(blob, subnode))
 			continue;