X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fphy.h;h=0737c4e8f9ae406b068f0bc6788e7031007a9e42;hb=a29491ade0adf3dbb9dc51be8b45530edde1f1df;hp=cbdb10d6fced9dfc45a5e4297228449bd2fbbca7;hpb=751b18b8a1b576aecf51faf22c2bb9e7ce70debd;p=platform%2Fkernel%2Fu-boot.git diff --git a/include/phy.h b/include/phy.h index cbdb10d..0737c4e 100644 --- a/include/phy.h +++ b/include/phy.h @@ -51,6 +51,10 @@ struct udevice; PHY_100BT_FEATURES | \ PHY_DEFAULT_FEATURES) +#define PHY_100BT1_FEATURES (SUPPORTED_TP | \ + SUPPORTED_MII | \ + SUPPORTED_100baseT_Full) + #define PHY_GBIT_FEATURES (PHY_BASIC_FEATURES | \ PHY_1000BT_FEATURES) @@ -173,200 +177,8 @@ struct fixed_link { int asym_pause; }; -/** - * phy_read - Convenience function for reading a given PHY register - * @phydev: the phy_device struct - * @devad: The MMD to read from - * @regnum: register number to read - * @return: value for success or negative errno for failure - */ -static inline int phy_read(struct phy_device *phydev, int devad, int regnum) -{ - struct mii_dev *bus = phydev->bus; - - if (!bus || !bus->read) { - debug("%s: No bus configured\n", __func__); - return -1; - } - - return bus->read(bus, phydev->addr, devad, regnum); -} - -/** - * phy_write - Convenience function for writing a given PHY register - * @phydev: the phy_device struct - * @devad: The MMD to read from - * @regnum: register number to write - * @val: value to write to @regnum - * @return: 0 for success or negative errno for failure - */ -static inline int phy_write(struct phy_device *phydev, int devad, int regnum, - u16 val) -{ - struct mii_dev *bus = phydev->bus; - - if (!bus || !bus->write) { - debug("%s: No bus configured\n", __func__); - return -1; - } - - return bus->write(bus, phydev->addr, devad, regnum, val); -} - -/** - * phy_mmd_start_indirect - Convenience function for writing MMD registers - * @phydev: the phy_device struct - * @devad: The MMD to read from - * @regnum: register number to write - * @return: None - */ -static inline void phy_mmd_start_indirect(struct phy_device *phydev, int devad, - int regnum) -{ - /* Write the desired MMD Devad */ - phy_write(phydev, MDIO_DEVAD_NONE, MII_MMD_CTRL, devad); - - /* Write the desired MMD register address */ - phy_write(phydev, MDIO_DEVAD_NONE, MII_MMD_DATA, regnum); - - /* Select the Function : DATA with no post increment */ - phy_write(phydev, MDIO_DEVAD_NONE, MII_MMD_CTRL, - (devad | MII_MMD_CTRL_NOINCR)); -} - -/** - * phy_read_mmd - Convenience function for reading a register - * from an MMD on a given PHY. - * @phydev: The phy_device struct - * @devad: The MMD to read from - * @regnum: The register on the MMD to read - * @return: Value for success or negative errno for failure - */ -static inline int phy_read_mmd(struct phy_device *phydev, int devad, - int regnum) -{ - struct phy_driver *drv = phydev->drv; - - if (regnum > (u16)~0 || devad > 32) - return -EINVAL; - - /* driver-specific access */ - if (drv->read_mmd) - return drv->read_mmd(phydev, devad, regnum); - - /* direct C45 / C22 access */ - if ((drv->features & PHY_10G_FEATURES) == PHY_10G_FEATURES || - devad == MDIO_DEVAD_NONE || !devad) - return phy_read(phydev, devad, regnum); - - /* indirect C22 access */ - phy_mmd_start_indirect(phydev, devad, regnum); - - /* Read the content of the MMD's selected register */ - return phy_read(phydev, MDIO_DEVAD_NONE, MII_MMD_DATA); -} - -/** - * phy_write_mmd - Convenience function for writing a register - * on an MMD on a given PHY. - * @phydev: The phy_device struct - * @devad: The MMD to read from - * @regnum: The register on the MMD to read - * @val: value to write to @regnum - * @return: 0 for success or negative errno for failure - */ -static inline int phy_write_mmd(struct phy_device *phydev, int devad, - int regnum, u16 val) -{ - struct phy_driver *drv = phydev->drv; - - if (regnum > (u16)~0 || devad > 32) - return -EINVAL; - - /* driver-specific access */ - if (drv->write_mmd) - return drv->write_mmd(phydev, devad, regnum, val); - - /* direct C45 / C22 access */ - if ((drv->features & PHY_10G_FEATURES) == PHY_10G_FEATURES || - devad == MDIO_DEVAD_NONE || !devad) - return phy_write(phydev, devad, regnum, val); - - /* indirect C22 access */ - phy_mmd_start_indirect(phydev, devad, regnum); - - /* Write the data into MMD's selected register */ - return phy_write(phydev, MDIO_DEVAD_NONE, MII_MMD_DATA, val); -} - -/** - * phy_set_bits_mmd - Convenience function for setting bits in a register - * on MMD - * @phydev: the phy_device struct - * @devad: the MMD containing register to modify - * @regnum: register number to modify - * @val: bits to set - * @return: 0 for success or negative errno for failure - */ -static inline int phy_set_bits_mmd(struct phy_device *phydev, int devad, - u32 regnum, u16 val) -{ - int value, ret; - - value = phy_read_mmd(phydev, devad, regnum); - if (value < 0) - return value; - - value |= val; - - ret = phy_write_mmd(phydev, devad, regnum, value); - if (ret < 0) - return ret; - - return 0; -} - -/** - * phy_clear_bits_mmd - Convenience function for clearing bits in a register - * on MMD - * @phydev: the phy_device struct - * @devad: the MMD containing register to modify - * @regnum: register number to modify - * @val: bits to clear - * @return: 0 for success or negative errno for failure - */ -static inline int phy_clear_bits_mmd(struct phy_device *phydev, int devad, - u32 regnum, u16 val) -{ - int value, ret; - - value = phy_read_mmd(phydev, devad, regnum); - if (value < 0) - return value; - - value &= ~val; - - ret = phy_write_mmd(phydev, devad, regnum, value); - if (ret < 0) - return ret; - - return 0; -} - #ifdef CONFIG_PHYLIB_10G extern struct phy_driver gen10g_driver; - -/* - * List all 10G interfaces here, the assumption being that PHYs on these - * interfaces are C45 - */ -static inline int is_10g_interface(phy_interface_t interface) -{ - return interface == PHY_INTERFACE_MODE_XGMII || - interface == PHY_INTERFACE_MODE_USXGMII || - interface == PHY_INTERFACE_MODE_XFI; -} - #endif /** @@ -396,11 +208,30 @@ int phy_reset(struct phy_device *phydev); * * @bus: MII/MDIO bus to scan * @phy_mask: bitmap of PYH addresses to scan - * @interface: type of MAC-PHY interface * @return: pointer to phy_device if a PHY is found, or NULL otherwise */ -struct phy_device *phy_find_by_mask(struct mii_dev *bus, unsigned phy_mask, - phy_interface_t interface); +struct phy_device *phy_find_by_mask(struct mii_dev *bus, unsigned phy_mask); + +#ifdef CONFIG_PHY_FIXED + +/** + * fixed_phy_create() - create an unconnected fixed-link pseudo-PHY device + * @node: OF node for the container of the fixed-link node + * + * Description: Creates a struct phy_device based on a fixed-link of_node + * description. Can be used without phy_connect by drivers which do not expose + * a UCLASS_ETH udevice. + */ +struct phy_device *fixed_phy_create(ofnode node); + +#else + +static inline struct phy_device *fixed_phy_create(ofnode node) +{ + return NULL; +} + +#endif #ifdef CONFIG_DM_ETH @@ -408,8 +239,10 @@ struct phy_device *phy_find_by_mask(struct mii_dev *bus, unsigned phy_mask, * phy_connect_dev() - Associates the given pair of PHY and Ethernet devices * @phydev: PHY device * @dev: Ethernet device + * @interface: type of MAC-PHY interface */ -void phy_connect_dev(struct phy_device *phydev, struct udevice *dev); +void phy_connect_dev(struct phy_device *phydev, struct udevice *dev, + phy_interface_t interface); /** * phy_connect() - Creates a PHY device for the Ethernet interface @@ -429,6 +262,29 @@ void phy_connect_dev(struct phy_device *phydev, struct udevice *dev); struct phy_device *phy_connect(struct mii_dev *bus, int addr, struct udevice *dev, phy_interface_t interface); +/** + * phy_device_create() - Create a PHY device + * + * @bus: MII/MDIO bus that hosts the PHY + * @addr: PHY address on MDIO bus + * @phy_id: where to store the ID retrieved + * @is_c45: Device Identifiers if is_c45 + * @return: pointer to phy_device if a PHY is found, or NULL otherwise + */ +struct phy_device *phy_device_create(struct mii_dev *bus, int addr, + u32 phy_id, bool is_c45); + +/** + * phy_connect_phy_id() - Connect to phy device by reading PHY id + * from phy node. + * + * @bus: MII/MDIO bus that hosts the PHY + * @dev: Ethernet device to associate to the PHY + * @return: pointer to phy_device if a PHY is found, + * or NULL otherwise + */ +struct phy_device *phy_connect_phy_id(struct mii_dev *bus, struct udevice *dev, + int phyaddr); static inline ofnode phy_get_ofnode(struct phy_device *phydev) { @@ -443,8 +299,10 @@ static inline ofnode phy_get_ofnode(struct phy_device *phydev) * phy_connect_dev() - Associates the given pair of PHY and Ethernet devices * @phydev: PHY device * @dev: Ethernet device + * @interface: type of MAC-PHY interface */ -void phy_connect_dev(struct phy_device *phydev, struct eth_device *dev); +void phy_connect_dev(struct phy_device *phydev, struct eth_device *dev, + phy_interface_t interface); /** * phy_connect() - Creates a PHY device for the Ethernet interface @@ -470,11 +328,22 @@ static inline ofnode phy_get_ofnode(struct phy_device *phydev) return ofnode_null(); } #endif + +int phy_read(struct phy_device *phydev, int devad, int regnum); +int phy_write(struct phy_device *phydev, int devad, int regnum, u16 val); +void phy_mmd_start_indirect(struct phy_device *phydev, int devad, int regnum); +int phy_read_mmd(struct phy_device *phydev, int devad, int regnum); +int phy_write_mmd(struct phy_device *phydev, int devad, int regnum, u16 val); +int phy_set_bits_mmd(struct phy_device *phydev, int devad, u32 regnum, u16 val); +int phy_clear_bits_mmd(struct phy_device *phydev, int devad, u32 regnum, u16 val); + 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 phy_set_supported(struct phy_device *phydev, u32 max_speed); +int phy_modify(struct phy_device *phydev, int devad, int regnum, u16 mask, + u16 set); int genphy_config_aneg(struct phy_device *phydev); int genphy_restart_aneg(struct phy_device *phydev); int genphy_update_link(struct phy_device *phydev); @@ -489,10 +358,12 @@ int gen10g_discover_mmds(struct phy_device *phydev); int phy_b53_init(void); int phy_mv88e61xx_init(void); +int phy_adin_init(void); int phy_aquantia_init(void); int phy_atheros_init(void); int phy_broadcom_init(void); int phy_cortina_init(void); +int phy_cortina_access_init(void); int phy_davicom_init(void); int phy_et1011c_init(void); int phy_lxt_init(void); @@ -501,6 +372,8 @@ int phy_micrel_ksz8xxx_init(void); int phy_micrel_ksz90x1_init(void); int phy_meson_gxl_init(void); int phy_natsemi_init(void); +int phy_nxp_c45_tja11xx_init(void); +int phy_nxp_tja11xx_init(void); int phy_realtek_init(void); int phy_smsc_init(void); int phy_teranetics_init(void); @@ -516,14 +389,6 @@ int board_phy_config(struct phy_device *phydev); int get_phy_id(struct mii_dev *bus, int addr, int devad, u32 *phy_id); /** - * phy_get_interface_by_name() - Look up a PHY interface name - * - * @str: PHY interface name, e.g. "mii" - * @return: PHY_INTERFACE_MODE_... value, or -1 if not found - */ -int phy_get_interface_by_name(const char *str); - -/** * phy_interface_is_rgmii - Convenience function for testing if a PHY interface * is RGMII (all variants) * @phydev: the phy_device struct @@ -547,9 +412,11 @@ static inline bool phy_interface_is_sgmii(struct phy_device *phydev) phydev->interface <= PHY_INTERFACE_MODE_QSGMII; } +bool phy_interface_is_ncsi(void); + /* PHY UIDs for various PHYs that are referenced in external code */ -#define PHY_UID_CS4340 0x13e51002 -#define PHY_UID_CS4223 0x03e57003 +#define PHY_UID_CS4340 0x13e51002 +#define PHY_UID_CS4223 0x03e57003 #define PHY_UID_TN2020 0x00a19410 #define PHY_UID_IN112525_S03 0x02107440