env: net: Move eth_parse_enetaddr() to net.c/h

This function fits better with the network subsystem, so move it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Suggested-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/cmd/nvedit.c b/cmd/nvedit.c
index 751b77d..01110e9 100644
--- a/cmd/nvedit.c
+++ b/cmd/nvedit.c
@@ -358,18 +358,6 @@
 	return value;
 }
 
-void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr)
-{
-	char *end;
-	int i;
-
-	for (i = 0; i < 6; ++i) {
-		enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
-		if (addr)
-			addr = (*end) ? end + 1 : end;
-	}
-}
-
 int eth_env_get_enetaddr(const char *name, uint8_t *enetaddr)
 {
 	eth_parse_enetaddr(env_get(name), enetaddr);
diff --git a/include/environment.h b/include/environment.h
index 77915f4..0de9d3f 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -325,8 +325,6 @@
  */
 void env_fix_drivers(void);
 
-void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr);
-
 #endif /* DO_DEPS_ONLY */
 
 #endif /* _ENVIRONMENT_H_ */
diff --git a/include/net.h b/include/net.h
index 0262175..a54d5ee 100644
--- a/include/net.h
+++ b/include/net.h
@@ -875,4 +875,15 @@
 
 /**********************************************************************/
 
+/**
+ * eth_parse_enetaddr() - Parse a MAC address
+ *
+ * Convert a string MAC address
+ *
+ * @addr: MAC address in aa:bb:cc:dd:ee:ff format, where each part is a 2-digit
+ *	hex value
+ * @enetaddr: Place to put MAC address (6 bytes)
+ */
+void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr);
+
 #endif /* __NET_H__ */
diff --git a/net/net.c b/net/net.c
index 1a175c4..f0a3996 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1614,3 +1614,15 @@
 {
 	return string_to_vlan(env_get(var));
 }
+
+void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr)
+{
+	char *end;
+	int i;
+
+	for (i = 0; i < 6; ++i) {
+		enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
+		if (addr)
+			addr = (*end) ? end + 1 : end;
+	}
+}