diff options
Diffstat (limited to 'drivers/net/phy/at803x.c')
| -rw-r--r-- | drivers/net/phy/at803x.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c deleted file mode 100644 index ac22283aaf23..000000000000 --- a/drivers/net/phy/at803x.c +++ /dev/null @@ -1,225 +0,0 @@ -/* - * drivers/net/phy/at803x.c - * - * Driver for Atheros 803x PHY - * - * Author: Matus Ujhelyi <ujhelyi.m@gmail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/phy.h> -#include <linux/module.h> -#include <linux/string.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> - -#define AT803X_INTR_ENABLE 0x12 -#define AT803X_INTR_STATUS 0x13 -#define AT803X_WOL_ENABLE 0x01 -#define AT803X_DEVICE_ADDR 0x03 -#define AT803X_LOC_MAC_ADDR_0_15_OFFSET 0x804C -#define AT803X_LOC_MAC_ADDR_16_31_OFFSET 0x804B -#define AT803X_LOC_MAC_ADDR_32_47_OFFSET 0x804A -#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 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, - AT803X_LOC_MAC_ADDR_0_15_OFFSET, - }; - - if (!ndev) - return -ENODEV; - - if (wol->wolopts & WAKE_MAGIC) { - mac = (const u8 *) ndev->dev_addr; - - if (!is_valid_ether_addr(mac)) - return -EFAULT; - - for (i = 0; i < 3; i++) { - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL, - AT803X_DEVICE_ADDR); - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA, - offsets[i]); - phy_write(phydev, AT803X_MMD_ACCESS_CONTROL, - AT803X_FUNC_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; - - features = SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_AUI | - SUPPORTED_FIBRE | SUPPORTED_BNC; - - val = phy_read(phydev, MII_BMSR); - if (val < 0) - return val; - - if (val & BMSR_ANEGCAPABLE) - features |= SUPPORTED_Autoneg; - if (val & BMSR_100FULL) - features |= SUPPORTED_100baseT_Full; - if (val & BMSR_100HALF) - features |= SUPPORTED_100baseT_Half; - if (val & BMSR_10FULL) - features |= SUPPORTED_10baseT_Full; - if (val & BMSR_10HALF) - features |= SUPPORTED_10baseT_Half; - - if (val & BMSR_ESTATEN) { - val = phy_read(phydev, MII_ESTATUS); - if (val < 0) - return val; - - if (val & ESTATUS_1000_TFULL) - features |= SUPPORTED_1000baseT_Full; - if (val & ESTATUS_1000_THALF) - features |= SUPPORTED_1000baseT_Half; - } - - phydev->supported = features; - phydev->advertising = features; - - 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; -} - -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, - .read_status = &genphy_read_status, - .driver = { - .owner = THIS_MODULE, - }, -}, { - /* 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, - .read_status = &genphy_read_status, - .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) -{ - return phy_drivers_register(at803x_driver, - ARRAY_SIZE(at803x_driver)); -} - -static void __exit atheros_exit(void) -{ - return phy_drivers_unregister(at803x_driver, - ARRAY_SIZE(at803x_driver)); -} - -module_init(atheros_init); -module_exit(atheros_exit); - -static struct mdio_device_id __maybe_unused atheros_tbl[] = { - { 0x004dd076, 0xffffffef }, - { 0x004dd074, 0xffffffef }, - { 0x004dd072, 0xffffffef }, - { } -}; - -MODULE_DEVICE_TABLE(mdio, atheros_tbl); |