[U-Boot] [PATCH v4 04/18] net: mdio: Add private MDIO read/write function

[Alison Wang]

As extra FPGA settings is needed for MDIO read/write
on LS1021AQDS, private MDIO read/write functions are
created.

Signed-off-by: Alison Wang <alison.wang at freescale.com>
---
Change log:
 v4: No change.
 v3: Split from the 0004-arm-ls102xa-Add-etsec-support-for-LS102xA patch.
 v2: Add private mdio read and write support. 

 drivers/net/fsl_mdio.c | 9 +++++++--
 include/fsl_mdio.h     | 4 ++++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/drivers/net/fsl_mdio.c b/drivers/net/fsl_mdio.c
index 8d09f5d..6eae78f 100644
--- a/drivers/net/fsl_mdio.c
+++ b/drivers/net/fsl_mdio.c
@@ -98,8 +98,13 @@ int fsl_pq_mdio_init(bd_t *bis, struct fsl_pq_mdio_info *info)
 		return -1;
 	}
 
-	bus->read = tsec_phy_read;
-	bus->write = tsec_phy_write;
+	if (info->priv_mdio_read) {
+		bus->read = info->priv_mdio_read;
+		bus->write = info->priv_mdio_write;
+	} else {
+		bus->read = tsec_phy_read;
+		bus->write = tsec_phy_write;
+	}
 	bus->reset = fsl_pq_mdio_reset;
 	sprintf(bus->name, info->name);
 
diff --git a/include/fsl_mdio.h b/include/fsl_mdio.h
index a531edf..633123c 100644
--- a/include/fsl_mdio.h
+++ b/include/fsl_mdio.h
@@ -57,6 +57,10 @@ int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr,
 struct fsl_pq_mdio_info {
 	struct tsec_mii_mng __iomem *regs;
 	char *name;
+	int (*priv_mdio_read)(struct mii_dev *bus, int addr,
+			      int devad, int reg);
+	int (*priv_mdio_write)(struct mii_dev *bus, int addr, int devad,
+			       int reg, u16 val);
 };
 int fsl_pq_mdio_init(bd_t *bis, struct fsl_pq_mdio_info *info);
 
-- 
1.8.4