drivers/net/ngbe/base/ngbe_phy.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2018-2021 Beijing WangXun Technology Co., Ltd.
   3  * Copyright(c) 2010-2017 Intel Corporation
   4  */
   5
   6 #ifndef _NGBE_PHY_H_
   7 #define _NGBE_PHY_H_
   8
   9 #include "ngbe_type.h"
  10 #include "ngbe_phy_rtl.h"
  11 #include "ngbe_phy_mvl.h"
  12 #include "ngbe_phy_yt.h"
  13
  14 /******************************************************************************
  15  * PHY MDIO Registers:
  16  ******************************************************************************/
  17 #define NGBE_MAX_PHY_ADDR               32
  18
  19 /* (dev_type = 1) */
  20 #define NGBE_MD_DEV_PMA_PMD             0x1
  21 #define NGBE_MD_PHY_ID_HIGH             0x2 /* PHY ID High Reg*/
  22 #define NGBE_MD_PHY_ID_LOW              0x3 /* PHY ID Low Reg*/
  23 #define   NGBE_PHY_REVISION_MASK        0xFFFFFFF0
  24
  25 #define NGBE_MII_AUTONEG_REG                    0x0
  26
  27 /* IEEE 802.3 Clause 22 */
  28 struct mdi_reg_22 {
  29         u16 page;
  30         u16 addr;
  31         u16 device_type;
  32 };
  33 typedef struct mdi_reg_22 mdi_reg_22_t;
  34
  35 /* IEEE 802.3ae Clause 45 */
  36 struct mdi_reg {
  37         u16 device_type;
  38         u16 addr;
  39 };
  40 typedef struct mdi_reg mdi_reg_t;
  41
  42 #define NGBE_MD22_PHY_ID_HIGH           0x2 /* PHY ID High Reg*/
  43 #define NGBE_MD22_PHY_ID_LOW            0x3 /* PHY ID Low Reg*/
  44
  45 s32 ngbe_mdi_map_register(mdi_reg_t *reg, mdi_reg_22_t *reg22);
  46
  47 bool ngbe_validate_phy_addr(struct ngbe_hw *hw, u32 phy_addr);
  48 enum ngbe_phy_type ngbe_get_phy_type_from_id(struct ngbe_hw *hw);
  49 s32 ngbe_get_phy_id(struct ngbe_hw *hw);
  50 s32 ngbe_identify_phy(struct ngbe_hw *hw);
  51 s32 ngbe_reset_phy(struct ngbe_hw *hw);
  52 s32 ngbe_read_phy_reg_mdi(struct ngbe_hw *hw, u32 reg_addr, u32 device_type,
  53                            u16 *phy_data);
  54 s32 ngbe_write_phy_reg_mdi(struct ngbe_hw *hw, u32 reg_addr, u32 device_type,
  55                             u16 phy_data);
  56 s32 ngbe_read_phy_reg(struct ngbe_hw *hw, u32 reg_addr,
  57                                u32 device_type, u16 *phy_data);
  58 s32 ngbe_write_phy_reg(struct ngbe_hw *hw, u32 reg_addr,
  59                                 u32 device_type, u16 phy_data);
  60 s32 ngbe_check_reset_blocked(struct ngbe_hw *hw);
  61
  62 #endif /* _NGBE_PHY_H_ */