[U-Boot] [PATCH 1/3] net/phy: enable get_phy_id redefinable

[Shengzhou Liu]

As some PHYs have non-standard PHY ID registers, PHY Id can't
be read correctly by current get_phy_id function, so we enable
get_phy_id redefinable to permit specific PHY driver having own
specific get_phy_id function.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu at freescale.com>
---
 drivers/net/phy/phy.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index c691fbb..c8e7f64 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -577,7 +577,7 @@ static struct phy_device *phy_device_create(struct mii_dev *bus, int addr,
  * Description: Reads the ID registers of the PHY at @addr on the
  *   @bus, stores it in @phy_id and returns zero on success.
  */
-static int get_phy_id(struct mii_dev *bus, int addr, int devad, u32 *phy_id)
+static int __get_phy_id(struct mii_dev *bus, int addr, int devad, u32 *phy_id)
 {
 	int phy_reg;
 
@@ -601,6 +601,9 @@ static int get_phy_id(struct mii_dev *bus, int addr, int devad, u32 *phy_id)
 	return 0;
 }
 
+int get_phy_id(struct mii_dev *bus, int addr, int devad, u32 *phy_id)
+		      __attribute__((weak, alias("__get_phy_id")));
+
 static struct phy_device *create_phy_by_mask(struct mii_dev *bus,
 		unsigned phy_mask, int devad, phy_interface_t interface)
 {
-- 
1.8.0