1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
3 
4 #ifndef _IXGBE_PHY_H_
5 #define _IXGBE_PHY_H_
6 
7 #include "ixgbe_type.h"
8 #define IXGBE_I2C_EEPROM_DEV_ADDR    0xA0
9 #define IXGBE_I2C_EEPROM_DEV_ADDR2   0xA2
10 
11 /* EEPROM byte offsets */
12 #define IXGBE_SFF_IDENTIFIER		0x0
13 #define IXGBE_SFF_IDENTIFIER_SFP	0x3
14 #define IXGBE_SFF_VENDOR_OUI_BYTE0	0x25
15 #define IXGBE_SFF_VENDOR_OUI_BYTE1	0x26
16 #define IXGBE_SFF_VENDOR_OUI_BYTE2	0x27
17 #define IXGBE_SFF_1GBE_COMP_CODES	0x6
18 #define IXGBE_SFF_10GBE_COMP_CODES	0x3
19 #define IXGBE_SFF_CABLE_TECHNOLOGY	0x8
20 #define IXGBE_SFF_CABLE_SPEC_COMP	0x3C
21 #define IXGBE_SFF_SFF_8472_SWAP		0x5C
22 #define IXGBE_SFF_SFF_8472_COMP		0x5E
23 #define IXGBE_SFF_SFF_8472_OSCB		0x6E
24 #define IXGBE_SFF_SFF_8472_ESCB		0x76
25 #define IXGBE_SFF_IDENTIFIER_QSFP_PLUS	0xD
26 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE0	0xA5
27 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE1	0xA6
28 #define IXGBE_SFF_QSFP_VENDOR_OUI_BYTE2	0xA7
29 #define IXGBE_SFF_QSFP_CONNECTOR	0x82
30 #define IXGBE_SFF_QSFP_10GBE_COMP	0x83
31 #define IXGBE_SFF_QSFP_1GBE_COMP	0x86
32 #define IXGBE_SFF_QSFP_CABLE_LENGTH	0x92
33 #define IXGBE_SFF_QSFP_DEVICE_TECH	0x93
34 
35 /* Bitmasks */
36 #define IXGBE_SFF_DA_PASSIVE_CABLE		0x4
37 #define IXGBE_SFF_DA_ACTIVE_CABLE		0x8
38 #define IXGBE_SFF_DA_SPEC_ACTIVE_LIMITING	0x4
39 #define IXGBE_SFF_1GBASESX_CAPABLE		0x1
40 #define IXGBE_SFF_1GBASELX_CAPABLE		0x2
41 #define IXGBE_SFF_1GBASET_CAPABLE		0x8
42 #define IXGBE_SFF_10GBASESR_CAPABLE		0x10
43 #define IXGBE_SFF_10GBASELR_CAPABLE		0x20
44 #define IXGBE_SFF_SOFT_RS_SELECT_MASK		0x8
45 #define IXGBE_SFF_SOFT_RS_SELECT_10G		0x8
46 #define IXGBE_SFF_SOFT_RS_SELECT_1G		0x0
47 #define IXGBE_SFF_ADDRESSING_MODE		0x4
48 #define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE		0x1
49 #define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE		0x8
50 #define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE	0x23
51 #define IXGBE_SFF_QSFP_TRANSMITER_850NM_VCSEL	0x0
52 #define IXGBE_I2C_EEPROM_READ_MASK		0x100
53 #define IXGBE_I2C_EEPROM_STATUS_MASK		0x3
54 #define IXGBE_I2C_EEPROM_STATUS_NO_OPERATION	0x0
55 #define IXGBE_I2C_EEPROM_STATUS_PASS		0x1
56 #define IXGBE_I2C_EEPROM_STATUS_FAIL		0x2
57 #define IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS	0x3
58 #define IXGBE_CS4227				0xBE    /* CS4227 address */
59 #define IXGBE_CS4227_GLOBAL_ID_LSB		0
60 #define IXGBE_CS4227_GLOBAL_ID_MSB		1
61 #define IXGBE_CS4227_SCRATCH			2
62 #define IXGBE_CS4227_EFUSE_PDF_SKU		0x19F
63 #define IXGBE_CS4223_SKU_ID			0x0010  /* Quad port */
64 #define IXGBE_CS4227_SKU_ID			0x0014  /* Dual port */
65 #define IXGBE_CS4227_RESET_PENDING		0x1357
66 #define IXGBE_CS4227_RESET_COMPLETE		0x5AA5
67 #define IXGBE_CS4227_RETRIES			15
68 #define IXGBE_CS4227_EFUSE_STATUS		0x0181
69 #define IXGBE_CS4227_LINE_SPARE22_MSB		0x12AD	/* Reg to set speed */
70 #define IXGBE_CS4227_LINE_SPARE24_LSB		0x12B0	/* Reg to set EDC */
71 #define IXGBE_CS4227_HOST_SPARE22_MSB		0x1AAD	/* Reg to set speed */
72 #define IXGBE_CS4227_HOST_SPARE24_LSB		0x1AB0	/* Reg to program EDC */
73 #define IXGBE_CS4227_EEPROM_STATUS		0x5001
74 #define IXGBE_CS4227_EEPROM_LOAD_OK		0x0001
75 #define IXGBE_CS4227_SPEED_1G			0x8000
76 #define IXGBE_CS4227_SPEED_10G			0
77 #define IXGBE_CS4227_EDC_MODE_CX1		0x0002
78 #define IXGBE_CS4227_EDC_MODE_SR		0x0004
79 #define IXGBE_CS4227_EDC_MODE_DIAG		0x0008
80 #define IXGBE_CS4227_RESET_HOLD			500	/* microseconds */
81 #define IXGBE_CS4227_RESET_DELAY		500	/* milliseconds */
82 #define IXGBE_CS4227_CHECK_DELAY		30	/* milliseconds */
83 #define IXGBE_PE				0xE0	/* Port expander addr */
84 #define IXGBE_PE_OUTPUT				1	/* Output reg offset */
85 #define IXGBE_PE_CONFIG				3	/* Config reg offset */
86 #define IXGBE_PE_BIT1				BIT(1)
87 
88 /* Flow control defines */
89 #define IXGBE_TAF_SYM_PAUSE                  0x400
90 #define IXGBE_TAF_ASM_PAUSE                  0x800
91 
92 /* Bit-shift macros */
93 #define IXGBE_SFF_VENDOR_OUI_BYTE0_SHIFT    24
94 #define IXGBE_SFF_VENDOR_OUI_BYTE1_SHIFT    16
95 #define IXGBE_SFF_VENDOR_OUI_BYTE2_SHIFT    8
96 
97 /* Vendor OUIs: format of OUI is 0x[byte0][byte1][byte2][00] */
98 #define IXGBE_SFF_VENDOR_OUI_TYCO     0x00407600
99 #define IXGBE_SFF_VENDOR_OUI_FTL      0x00906500
100 #define IXGBE_SFF_VENDOR_OUI_AVAGO    0x00176A00
101 #define IXGBE_SFF_VENDOR_OUI_INTEL    0x001B2100
102 
103 /* I2C SDA and SCL timing parameters for standard mode */
104 #define IXGBE_I2C_T_HD_STA  4
105 #define IXGBE_I2C_T_LOW     5
106 #define IXGBE_I2C_T_HIGH    4
107 #define IXGBE_I2C_T_SU_STA  5
108 #define IXGBE_I2C_T_HD_DATA 5
109 #define IXGBE_I2C_T_SU_DATA 1
110 #define IXGBE_I2C_T_RISE    1
111 #define IXGBE_I2C_T_FALL    1
112 #define IXGBE_I2C_T_SU_STO  4
113 #define IXGBE_I2C_T_BUF     5
114 
115 #define IXGBE_SFP_DETECT_RETRIES	2
116 
117 #define IXGBE_TN_LASI_STATUS_REG        0x9005
118 #define IXGBE_TN_LASI_STATUS_TEMP_ALARM 0x0008
119 
120 /* SFP+ SFF-8472 Compliance code */
121 #define IXGBE_SFF_SFF_8472_UNSUP      0x00
122 
123 s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw);
124 s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw);
125 s32 ixgbe_read_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
126 			       u32 device_type, u16 *phy_data);
127 s32 ixgbe_write_phy_reg_generic(struct ixgbe_hw *hw, u32 reg_addr,
128 				u32 device_type, u16 phy_data);
129 s32 ixgbe_read_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
130 			   u32 device_type, u16 *phy_data);
131 s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
132 			    u32 device_type, u16 phy_data);
133 s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw);
134 s32 ixgbe_setup_phy_link_speed_generic(struct ixgbe_hw *hw,
135 				       ixgbe_link_speed speed,
136 				       bool autoneg_wait_to_complete);
137 s32 ixgbe_get_copper_link_capabilities_generic(struct ixgbe_hw *hw,
138 					       ixgbe_link_speed *speed,
139 					       bool *autoneg);
140 bool ixgbe_check_reset_blocked(struct ixgbe_hw *hw);
141 
142 /* PHY specific */
143 s32 ixgbe_check_phy_link_tnx(struct ixgbe_hw *hw,
144 			     ixgbe_link_speed *speed,
145 			     bool *link_up);
146 s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw);
147 
148 s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw);
149 s32 ixgbe_set_copper_phy_power(struct ixgbe_hw *hw, bool on);
150 s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw);
151 s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw);
152 s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw,
153 					u16 *list_offset,
154 					u16 *data_offset);
155 s32 ixgbe_tn_check_overtemp(struct ixgbe_hw *hw);
156 s32 ixgbe_read_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
157 				u8 dev_addr, u8 *data);
158 s32 ixgbe_read_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
159 					 u8 dev_addr, u8 *data);
160 s32 ixgbe_write_i2c_byte_generic(struct ixgbe_hw *hw, u8 byte_offset,
161 				 u8 dev_addr, u8 data);
162 s32 ixgbe_write_i2c_byte_generic_unlocked(struct ixgbe_hw *hw, u8 byte_offset,
163 					  u8 dev_addr, u8 data);
164 s32 ixgbe_read_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
165 				  u8 *eeprom_data);
166 s32 ixgbe_read_i2c_sff8472_generic(struct ixgbe_hw *hw, u8 byte_offset,
167 				   u8 *sff8472_data);
168 s32 ixgbe_write_i2c_eeprom_generic(struct ixgbe_hw *hw, u8 byte_offset,
169 				   u8 eeprom_data);
170 s32 ixgbe_read_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
171 					u16 *val, bool lock);
172 s32 ixgbe_write_i2c_combined_generic_int(struct ixgbe_hw *, u8 addr, u16 reg,
173 					 u16 val, bool lock);
174 #endif /* _IXGBE_PHY_H_ */
175