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net: phy: xilinx_gmii2rgmii: Define readext and writeext routines

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This patch defines writeext and readext routines and hooks
them for xilinx gmii2rgmii phy driver. These routines will
invokes corresponding external phy routines if defined.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Siva Durga Prasad Paladugu
2019-03-16 17:51:24 +05:30
committed by Michal Simek
parent b351de58a9
commit bf09e558d1
1 changed files with 28 additions and 0 deletions
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28
drivers/net/phy/xilinx_gmii2rgmii.c
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@@ -26,6 +26,32 @@ static int xilinxgmiitorgmii_config(struct phy_device *phydev)
return 0;
}
static int xilinxgmiitorgmii_extread(struct phy_device *phydev, int addr,
int devaddr, int regnum)
{
struct phy_device *ext_phydev = phydev->priv;
debug("%s\n", __func__);
if (ext_phydev->drv->readext)
ext_phydev->drv->readext(ext_phydev, addr, devaddr, regnum);
return 0;
}
static int xilinxgmiitorgmii_extwrite(struct phy_device *phydev, int addr,
int devaddr, int regnum, u16 val)
{
struct phy_device *ext_phydev = phydev->priv;
debug("%s\n", __func__);
if (ext_phydev->drv->writeext)
ext_phydev->drv->writeext(ext_phydev, addr, devaddr, regnum,
val);
return 0;
}
static int xilinxgmiitorgmii_startup(struct phy_device *phydev)
{
u16 val = 0;
@@ -103,6 +129,8 @@ static struct phy_driver gmii2rgmii_driver = {
.probe = xilinxgmiitorgmii_probe,
.config = xilinxgmiitorgmii_config,
.startup = xilinxgmiitorgmii_startup,
.writeext = xilinxgmiitorgmii_extwrite,
.readext = xilinxgmiitorgmii_extread,
};
int phy_xilinx_gmii2rgmii_init(void)