diff options
Diffstat (limited to 'drivers/net/phy/at803x.c')
| -rw-r--r-- | drivers/net/phy/at803x.c | 128 |
1 files changed, 88 insertions, 40 deletions
diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index 45cbc10..1f7091b 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -27,15 +27,22 @@ #define AT803X_MMD_ACCESS_CONTROL 0x0D #define AT803X_MMD_ACCESS_CONTROL_DATA 0x0E #define AT803X_FUNC_DATA 0x4003 +#define AT803X_DEBUG_ADDR 0x1D +#define AT803X_DEBUG_DATA 0x1E +#define AT803X_DEBUG_SYSTEM_MODE_CTRL 0x05 +#define AT803X_DEBUG_RGMII_TX_CLK_DLY BIT(8) MODULE_DESCRIPTION("Atheros 803x PHY driver"); MODULE_AUTHOR("Matus Ujhelyi"); MODULE_LICENSE("GPL"); -static void at803x_set_wol_mac_addr(struct phy_device *phydev) +static int at803x_set_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) { struct net_device *ndev = phydev->attached_dev; const u8 *mac; + int ret; + u32 value; unsigned int i, offsets[] = { AT803X_LOC_MAC_ADDR_32_47_OFFSET, AT803X_LOC_MAC_ADDR_16_31_OFFSET, @@ -43,30 +50,61 @@ static void at803x_set_wol_mac_addr(struct phy_device *phydev) }; if (!ndev) - return; + return -ENODEV; - mac = (const u8 *) ndev->dev_addr; + if (wol->wolopts & WAKE_MAGIC) { + mac = (const u8 *) ndev->dev_addr; - if (!is_valid_ether_addr(mac)) - return; + if (!is_valid_ether_addr(mac)) + return -EFAULT; - for (i = 0; i < 3; i++) { - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL, + for (i = 0; i < 3; i++) { + phy_write(phydev, AT803X_MMD_ACCESS_CONTROL, AT803X_DEVICE_ADDR); - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA, + phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA, offsets[i]); - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL, + phy_write(phydev, AT803X_MMD_ACCESS_CONTROL, AT803X_FUNC_DATA); - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA, + phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA, mac[(i * 2) + 1] | (mac[(i * 2)] << 8)); + } + + value = phy_read(phydev, AT803X_INTR_ENABLE); + value |= AT803X_WOL_ENABLE; + ret = phy_write(phydev, AT803X_INTR_ENABLE, value); + if (ret) + return ret; + value = phy_read(phydev, AT803X_INTR_STATUS); + } else { + value = phy_read(phydev, AT803X_INTR_ENABLE); + value &= (~AT803X_WOL_ENABLE); + ret = phy_write(phydev, AT803X_INTR_ENABLE, value); + if (ret) + return ret; + value = phy_read(phydev, AT803X_INTR_STATUS); } + + return ret; +} + +static void at803x_get_wol(struct phy_device *phydev, + struct ethtool_wolinfo *wol) +{ + u32 value; + + wol->supported = WAKE_MAGIC; + wol->wolopts = 0; + + value = phy_read(phydev, AT803X_INTR_ENABLE); + if (value & AT803X_WOL_ENABLE) + wol->wolopts |= WAKE_MAGIC; } static int at803x_config_init(struct phy_device *phydev) { int val; + int ret; u32 features; - int status; features = SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_AUI | SUPPORTED_FIBRE | SUPPORTED_BNC; @@ -100,20 +138,29 @@ static int at803x_config_init(struct phy_device *phydev) phydev->supported = features; phydev->advertising = features; - /* enable WOL */ - at803x_set_wol_mac_addr(phydev); - status = phy_write(phydev, AT803X_INTR_ENABLE, AT803X_WOL_ENABLE); - status = phy_read(phydev, AT803X_INTR_STATUS); + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { + ret = phy_write(phydev, AT803X_DEBUG_ADDR, + AT803X_DEBUG_SYSTEM_MODE_CTRL); + if (ret) + return ret; + ret = phy_write(phydev, AT803X_DEBUG_DATA, + AT803X_DEBUG_RGMII_TX_CLK_DLY); + if (ret) + return ret; + } return 0; } -/* ATHEROS 8035 */ -static struct phy_driver at8035_driver = { +static struct phy_driver at803x_driver[] = { +{ + /* ATHEROS 8035 */ .phy_id = 0x004dd072, .name = "Atheros 8035 ethernet", .phy_id_mask = 0xffffffef, .config_init = at803x_config_init, + .set_wol = at803x_set_wol, + .get_wol = at803x_get_wol, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_aneg = &genphy_config_aneg, @@ -121,14 +168,14 @@ static struct phy_driver at8035_driver = { .driver = { .owner = THIS_MODULE, }, -}; - -/* ATHEROS 8030 */ -static struct phy_driver at8030_driver = { +}, { + /* ATHEROS 8030 */ .phy_id = 0x004dd076, .name = "Atheros 8030 ethernet", .phy_id_mask = 0xffffffef, .config_init = at803x_config_init, + .set_wol = at803x_set_wol, + .get_wol = at803x_get_wol, .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .config_aneg = &genphy_config_aneg, @@ -136,32 +183,33 @@ static struct phy_driver at8030_driver = { .driver = { .owner = THIS_MODULE, }, -}; +}, { + /* ATHEROS 8031 */ + .phy_id = 0x004dd074, + .name = "Atheros 8031 ethernet", + .phy_id_mask = 0xffffffef, + .config_init = at803x_config_init, + .set_wol = at803x_set_wol, + .get_wol = at803x_get_wol, + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_aneg = &genphy_config_aneg, + .read_status = &genphy_read_status, + .driver = { + .owner = THIS_MODULE, + }, +} }; static int __init atheros_init(void) { - int ret; - - ret = phy_driver_register(&at8035_driver); - if (ret) - goto err1; - - ret = phy_driver_register(&at8030_driver); - if (ret) - goto err2; - - return 0; - -err2: - phy_driver_unregister(&at8035_driver); -err1: - return ret; + return phy_drivers_register(at803x_driver, + ARRAY_SIZE(at803x_driver)); } static void __exit atheros_exit(void) { - phy_driver_unregister(&at8035_driver); - phy_driver_unregister(&at8030_driver); + return phy_drivers_unregister(at803x_driver, + ARRAY_SIZE(at803x_driver)); } module_init(atheros_init); |
