diff options
Diffstat (limited to 'drivers/net/phy/realtek.c')
| -rw-r--r-- | drivers/net/phy/realtek.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index ee9707950a..79452a8df3 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -29,6 +29,19 @@ /* RTL8211x PHY Interrupt Status Register */ #define MIIM_RTL8211x_PHY_INSR 0x13 +/* RTL8211F PHY Status Register */ +#define MIIM_RTL8211F_PHY_STATUS 0x1a +#define MIIM_RTL8211F_AUTONEG_ENABLE 0x1000 +#define MIIM_RTL8211F_PHYSTAT_SPEED 0x0030 +#define MIIM_RTL8211F_PHYSTAT_GBIT 0x0020 +#define MIIM_RTL8211F_PHYSTAT_100 0x0010 +#define MIIM_RTL8211F_PHYSTAT_DUPLEX 0x0008 +#define MIIM_RTL8211F_PHYSTAT_SPDDONE 0x0800 +#define MIIM_RTL8211F_PHYSTAT_LINK 0x0004 + +#define MIIM_RTL8211F_PAGE_SELECT 0x1f +#define MIIM_RTL8211F_TX_DELAY 0x100 + /* RealTek RTL8211x */ static int rtl8211x_config(struct phy_device *phydev) { @@ -48,6 +61,29 @@ static int rtl8211x_config(struct phy_device *phydev) return 0; } +static int rtl8211f_config(struct phy_device *phydev) +{ + u16 reg; + + phy_write(phydev, MDIO_DEVAD_NONE, MII_BMCR, BMCR_RESET); + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII) { + /* enable TXDLY */ + phy_write(phydev, MDIO_DEVAD_NONE, + MIIM_RTL8211F_PAGE_SELECT, 0xd08); + reg = phy_read(phydev, MDIO_DEVAD_NONE, 0x11); + reg |= MIIM_RTL8211F_TX_DELAY; + phy_write(phydev, MDIO_DEVAD_NONE, 0x11, reg); + /* restore to default page 0 */ + phy_write(phydev, MDIO_DEVAD_NONE, + MIIM_RTL8211F_PAGE_SELECT, 0x0); + } + + genphy_config_aneg(phydev); + + return 0; +} + static int rtl8211x_parse_status(struct phy_device *phydev) { unsigned int speed; @@ -105,6 +141,51 @@ static int rtl8211x_parse_status(struct phy_device *phydev) return 0; } +static int rtl8211f_parse_status(struct phy_device *phydev) +{ + unsigned int speed; + unsigned int mii_reg; + int i = 0; + + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_RTL8211F_PAGE_SELECT, 0xa43); + mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_RTL8211F_PHY_STATUS); + + phydev->link = 1; + while (!(mii_reg & MIIM_RTL8211F_PHYSTAT_LINK)) { + if (i > PHY_AUTONEGOTIATE_TIMEOUT) { + puts(" TIMEOUT !\n"); + phydev->link = 0; + break; + } + + if ((i++ % 1000) == 0) + putc('.'); + udelay(1000); + mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, + MIIM_RTL8211F_PHY_STATUS); + } + + if (mii_reg & MIIM_RTL8211F_PHYSTAT_DUPLEX) + phydev->duplex = DUPLEX_FULL; + else + phydev->duplex = DUPLEX_HALF; + + speed = (mii_reg & MIIM_RTL8211F_PHYSTAT_SPEED); + + switch (speed) { + case MIIM_RTL8211F_PHYSTAT_GBIT: + phydev->speed = SPEED_1000; + break; + case MIIM_RTL8211F_PHYSTAT_100: + phydev->speed = SPEED_100; + break; + default: + phydev->speed = SPEED_10; + } + + return 0; +} + static int rtl8211x_startup(struct phy_device *phydev) { /* Read the Status (2x to make sure link is right) */ @@ -114,6 +195,15 @@ static int rtl8211x_startup(struct phy_device *phydev) return 0; } +static int rtl8211f_startup(struct phy_device *phydev) +{ + /* Read the Status (2x to make sure link is right) */ + genphy_update_link(phydev); + rtl8211f_parse_status(phydev); + + return 0; +} + /* Support for RTL8211B PHY */ static struct phy_driver RTL8211B_driver = { .name = "RealTek RTL8211B", @@ -147,10 +237,22 @@ static struct phy_driver RTL8211DN_driver = { .shutdown = &genphy_shutdown, }; +/* Support for RTL8211F PHY */ +static struct phy_driver RTL8211F_driver = { + .name = "RealTek RTL8211F", + .uid = 0x1cc916, + .mask = 0xffffff, + .features = PHY_GBIT_FEATURES, + .config = &rtl8211f_config, + .startup = &rtl8211f_startup, + .shutdown = &genphy_shutdown, +}; + int phy_realtek_init(void) { phy_register(&RTL8211B_driver); phy_register(&RTL8211E_driver); + phy_register(&RTL8211F_driver); phy_register(&RTL8211DN_driver); return 0; |
