/* * Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved. * * Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in * the the People's Republic of China and other countries. * All Allwinner Technology Co.,Ltd. trademarks are used with permission. * * DISCLAIMER * THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT. * IF YOU NEED TO INTEGRATE THIRD PARTY’S TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.) * IN ALLWINNERS’SDK OR PRODUCTS, YOU SHALL BE SOLELY RESPONSIBLE TO OBTAIN * ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES. * ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS * COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE. * YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTY’S TECHNOLOGY. * * * THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT * PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND, * WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING * THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE * OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef __SUNXI_HAL_PHY_H__ #define __SUNXI_HAL_PHY_H__ #include #include #include #include #define PHY_MAX_ADDR 32 /* Indicates what features are supported by the interface. */ #define SUPPORTED_10baseT_Half (1 << 0) #define SUPPORTED_10baseT_Full (1 << 1) #define SUPPORTED_100baseT_Half (1 << 2) #define SUPPORTED_100baseT_Full (1 << 3) #define SUPPORTED_1000baseT_Half (1 << 4) #define SUPPORTED_1000baseT_Full (1 << 5) #define SUPPORTED_Autoneg (1 << 6) #define SUPPORTED_TP (1 << 7) #define SUPPORTED_AUI (1 << 8) #define SUPPORTED_MII (1 << 9) #define SUPPORTED_FIBRE (1 << 10) #define SUPPORTED_BNC (1 << 11) #define SUPPORTED_10000baseT_Full (1 << 12) #define SUPPORTED_Pause (1 << 13) #define SUPPORTED_Asym_Pause (1 << 14) #define SUPPORTED_2500baseX_Full (1 << 15) #define SUPPORTED_Backplane (1 << 16) #define SUPPORTED_1000baseKX_Full (1 << 17) #define SUPPORTED_10000baseKX4_Full (1 << 18) #define SUPPORTED_10000baseKR_Full (1 << 19) #define SUPPORTED_10000baseR_FEC (1 << 20) #define SUPPORTED_1000baseX_Half (1 << 21) #define SUPPORTED_1000baseX_Full (1 << 22) /* Indicates what features are advertised by the interface. */ #define ADVERTISED_10baseT_Half (1 << 0) #define ADVERTISED_10baseT_Full (1 << 1) #define ADVERTISED_100baseT_Half (1 << 2) #define ADVERTISED_100baseT_Full (1 << 3) #define ADVERTISED_1000baseT_Half (1 << 4) #define ADVERTISED_1000baseT_Full (1 << 5) #define ADVERTISED_Autoneg (1 << 6) #define ADVERTISED_TP (1 << 7) #define ADVERTISED_AUI (1 << 8) #define ADVERTISED_MII (1 << 9) #define ADVERTISED_FIBRE (1 << 10) #define ADVERTISED_BNC (1 << 11) #define ADVERTISED_10000baseT_Full (1 << 12) #define ADVERTISED_Pause (1 << 13) #define ADVERTISED_Asym_Pause (1 << 14) #define ADVERTISED_2500baseX_Full (1 << 15) #define ADVERTISED_Backplane (1 << 16) #define ADVERTISED_1000baseKX_Full (1 << 17) #define ADVERTISED_10000baseKX4_Full (1 << 18) #define ADVERTISED_10000baseKR_Full (1 << 19) #define ADVERTISED_10000baseR_FEC (1 << 20) #define ADVERTISED_1000baseX_Half (1 << 21) #define ADVERTISED_1000baseX_Full (1 << 22) /* The following are all involved in forcing a particular link * mode for the device for setting things. When getting the * devices settings, these indicate the current mode and whether * it was foced up into this mode or autonegotiated. */ /* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */ #define SPEED_10 10 #define SPEED_100 100 #define SPEED_1000 1000 #define SPEED_2500 2500 #define SPEED_10000 10000 /* Duplex, half or full. */ #define DUPLEX_HALF 0x00 #define DUPLEX_FULL 0x01 /* Which connector port. */ #define PORT_TP 0x00 #define PORT_AUI 0x01 #define PORT_MII 0x02 #define PORT_FIBRE 0x03 #define PORT_BNC 0x04 #define PORT_DA 0x05 #define PORT_NONE 0xef #define PORT_OTHER 0xff /* Which transceiver to use. */ #define XCVR_INTERNAL 0x00 #define XCVR_EXTERNAL 0x01 #define XCVR_DUMMY1 0x02 #define XCVR_DUMMY2 0x03 #define XCVR_DUMMY3 0x04 /* Enable or disable autonegotiation. If this is set to enable, * the forced link modes above are completely ignored. */ #define AUTONEG_DISABLE 0x00 #define AUTONEG_ENABLE 0x01 #define PHY_BASIC_FEATURES (SUPPORTED_10baseT_Half | \ SUPPORTED_10baseT_Full | \ SUPPORTED_100baseT_Half | \ SUPPORTED_100baseT_Full | \ SUPPORTED_Autoneg | \ SUPPORTED_TP | \ SUPPORTED_MII) #define PHY_GBIT_FEATURES (PHY_BASIC_FEATURES | \ SUPPORTED_1000baseT_Half | \ SUPPORTED_1000baseT_Full) #define PHY_10G_FEATURES (PHY_GBIT_FEATURES | \ SUPPORTED_10000baseT_Full) #define PHY_ANEG_TIMEOUT 4000 typedef enum { PHY_INTERFACE_MODE_MII, PHY_INTERFACE_MODE_GMII, PHY_INTERFACE_MODE_SGMII, PHY_INTERFACE_MODE_QSGMII, PHY_INTERFACE_MODE_TBI, PHY_INTERFACE_MODE_RMII, PHY_INTERFACE_MODE_RGMII, PHY_INTERFACE_MODE_RGMII_ID, PHY_INTERFACE_MODE_RGMII_RXID, PHY_INTERFACE_MODE_RGMII_TXID, PHY_INTERFACE_MODE_RTBI, PHY_INTERFACE_MODE_XGMII, PHY_INTERFACE_MODE_NONE /* Must be last */ } phy_interface_t; static const char *phy_interface_strings[] = { [PHY_INTERFACE_MODE_MII] = "mii", [PHY_INTERFACE_MODE_GMII] = "gmii", [PHY_INTERFACE_MODE_SGMII] = "sgmii", [PHY_INTERFACE_MODE_QSGMII] = "qsgmii", [PHY_INTERFACE_MODE_TBI] = "tbi", [PHY_INTERFACE_MODE_RMII] = "rmii", [PHY_INTERFACE_MODE_RGMII] = "rgmii", [PHY_INTERFACE_MODE_RGMII_ID] = "rgmii-id", [PHY_INTERFACE_MODE_RGMII_RXID] = "rgmii-rxid", [PHY_INTERFACE_MODE_RGMII_TXID] = "rgmii-txid", [PHY_INTERFACE_MODE_RTBI] = "rtbi", [PHY_INTERFACE_MODE_XGMII] = "xgmii", [PHY_INTERFACE_MODE_NONE] = "", }; static inline const char *phy_string_for_interface(phy_interface_t i) { /* Default to unknown */ if (i > PHY_INTERFACE_MODE_NONE) i = PHY_INTERFACE_MODE_NONE; return phy_interface_strings[i]; } struct phy_device; #define MDIO_NAME_LEN 32 struct mii_dev { struct list_head link; char name[MDIO_NAME_LEN]; void *priv; int (*read)(struct mii_dev *bus, int addr, int devad, int reg); int (*write)(struct mii_dev *bus, int addr, int devad, int reg, uint16_t val); int (*reset)(struct mii_dev *bus); struct phy_device *phymap[PHY_MAX_ADDR]; uint32_t phy_mask; }; /* struct phy_driver: a structure which defines PHY behavior * * uid will contain a number which represents the PHY. During * startup, the driver will poll the PHY to find out what its * UID--as defined by registers 2 and 3--is. The 32-bit result * gotten from the PHY will be masked to * discard any bits which may change based on revision numbers * unimportant to functionality * */ struct phy_driver { char *name; unsigned int uid; unsigned int mask; unsigned int mmds; uint32_t features; /* Called to do any driver startup necessities */ /* Will be called during phy_connect */ int (*probe)(struct phy_device *phydev); /* Called to configure the PHY, and modify the controller * based on the results. Should be called after phy_connect */ int (*config)(struct phy_device *phydev); /* Called when starting up the controller */ int (*startup)(struct phy_device *phydev); /* Called when bringing down the controller */ int (*shutdown)(struct phy_device *phydev); int (*readext)(struct phy_device *phydev, int addr, int devad, int reg); int (*writeext)(struct phy_device *phydev, int addr, int devad, int reg, uint16_t val); struct list_head list; }; struct phy_device { /* Information about the PHY type */ /* And management functions */ struct mii_dev *bus; struct phy_driver *drv; void *priv; struct eth_device *dev; /* forced speed & duplex (no autoneg) * partner speed & duplex & pause (autoneg) */ int speed; int duplex; /* The most recently read link state */ int link; int port; phy_interface_t interface; uint32_t advertising; uint32_t supported; uint32_t mmds; int autoneg; int addr; int pause; int asym_pause; uint32_t phy_id; uint32_t flags; }; struct fixed_link { int phy_id; int duplex; int link_speed; int pause; int asym_pause; }; static inline int phy_read(struct phy_device *phydev, int devad, int regnum) { struct mii_dev *bus = phydev->bus; return bus->read(bus, phydev->addr, devad, regnum); } static inline int phy_write(struct phy_device *phydev, int devad, int regnum, uint32_t val) { struct mii_dev *bus = phydev->bus; return bus->write(bus, phydev->addr, devad, regnum, val); } #ifdef CONFIG_PHYLIB_10G extern struct phy_driver gen10g_driver; /* For now, XGMII is the only 10G interface */ static inline int is_10g_interface(phy_interface_t interface) { return interface == PHY_INTERFACE_MODE_XGMII; } #endif int phy_init(void); int phy_reset(struct phy_device *phydev); struct phy_device *phy_find_by_mask(struct mii_dev *bus, unsigned phy_mask, phy_interface_t interface); void phy_connect_dev(struct phy_device *phydev, struct eth_device *dev); struct phy_device *phy_connect(struct mii_dev *bus, int addr, struct eth_device *dev, phy_interface_t interface); int phy_startup(struct phy_device *phydev); int phy_config(struct phy_device *phydev); int phy_shutdown(struct phy_device *phydev); int phy_register(struct phy_driver *drv); int genphy_config_aneg(struct phy_device *phydev); int genphy_restart_aneg(struct phy_device *phydev); int genphy_update_link(struct phy_device *phydev); int genphy_parse_link(struct phy_device *phydev); int genphy_config(struct phy_device *phydev); int genphy_startup(struct phy_device *phydev); int genphy_shutdown(struct phy_device *phydev); int gen10g_config(struct phy_device *phydev); int gen10g_startup(struct phy_device *phydev); int gen10g_shutdown(struct phy_device *phydev); int gen10g_discover_mmds(struct phy_device *phydev); int phy_atheros_init(void); int phy_broadcom_init(void); int phy_davicom_init(void); int phy_et1011c_init(void); int phy_lxt_init(void); int phy_marvell_init(void); int phy_micrel_init(void); int phy_natsemi_init(void); int phy_realtek_init(void); int phy_smsc_init(void); int phy_teranetics_init(void); int phy_vitesse_init(void); int board_phy_config(struct phy_device *phydev); /* PHY UIDs for various PHYs that are referenced in external code */ #define PHY_UID_TN2020 0x00a19410 #endif /* __SUNXI_HAL_PHY_H__ */