mvebu: neta: Add support for board init function

Add ability to use board-specific initialization flow
to NETA driver (for instance Ethernet switch bring-up)

Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
Cc: Stefan Roese <sr@denx.de>
Cc: Igal Liberman <igall@marvell.com>
Cc: Nadav Haklai <nadavh@marvell.com>
Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/drivers/net/mvneta.c b/drivers/net/mvneta.c
index 674075f037ddaaca04c61e227f59a84a8f1e7442..a1e2136e350b07cc34ba1bcebeb126724b7dec68 100644 (file)
--- a/drivers/net/mvneta.c
+++ b/drivers/net/mvneta.c
@@ -404,6 +404,15 @@ static struct buffer_location buffer_loc;
  */
 #define BD_SPACE       (1 << 20)
 
+/*
+ * Dummy implementation that can be overwritten by a board
+ * specific function
+ */
+__weak int board_network_enable(struct mii_dev *bus)
+{
+       return 0;
+}
+
 /* Utility/helper methods */
 
 /* Write helper method */
@@ -1615,6 +1624,7 @@ static int mvneta_probe(struct udevice *dev)
        struct mii_dev *bus;
        unsigned long addr;
        void *bd_space;
+       int ret;
 
        /*
         * Allocate buffer area for descs and rx_buffers. This is only
@@ -1664,7 +1674,11 @@ static int mvneta_probe(struct udevice *dev)
        bus->priv = (void *)pp;
        pp->bus = bus;
 
-       return mdio_register(bus);
+       ret = mdio_register(bus);
+       if (ret)
+               return ret;
+
+       return board_network_enable(bus);
 }
 
 static void mvneta_stop(struct udevice *dev)