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d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
c9b37458 LJ |
2 | /* |
3 | * CoreChip-sz SR9700 one chip USB 1.1 Ethernet Devices | |
4 | * | |
5 | * Author : Liu Junliang <liujunliang_ljl@163.com> | |
c9b37458 LJ |
6 | */ |
7 | ||
8 | #ifndef _SR9700_H | |
9 | #define _SR9700_H | |
10 | ||
11 | /* sr9700 spec. register table on Linux platform */ | |
12 | ||
13 | /* Network Control Reg */ | |
06b19b1b | 14 | #define SR_NCR 0x00 |
c9b37458 LJ |
15 | #define NCR_RST (1 << 0) |
16 | #define NCR_LBK (3 << 1) | |
17 | #define NCR_FDX (1 << 3) | |
18 | #define NCR_WAKEEN (1 << 6) | |
19 | /* Network Status Reg */ | |
06b19b1b | 20 | #define SR_NSR 0x01 |
c9b37458 LJ |
21 | #define NSR_RXRDY (1 << 0) |
22 | #define NSR_RXOV (1 << 1) | |
23 | #define NSR_TX1END (1 << 2) | |
24 | #define NSR_TX2END (1 << 3) | |
25 | #define NSR_TXFULL (1 << 4) | |
26 | #define NSR_WAKEST (1 << 5) | |
27 | #define NSR_LINKST (1 << 6) | |
28 | #define NSR_SPEED (1 << 7) | |
29 | /* Tx Control Reg */ | |
06b19b1b | 30 | #define SR_TCR 0x02 |
c9b37458 LJ |
31 | #define TCR_CRC_DIS (1 << 1) |
32 | #define TCR_PAD_DIS (1 << 2) | |
33 | #define TCR_LC_CARE (1 << 3) | |
34 | #define TCR_CRS_CARE (1 << 4) | |
35 | #define TCR_EXCECM (1 << 5) | |
36 | #define TCR_LF_EN (1 << 6) | |
37 | /* Tx Status Reg for Packet Index 1 */ | |
06b19b1b | 38 | #define SR_TSR1 0x03 |
c9b37458 LJ |
39 | #define TSR1_EC (1 << 2) |
40 | #define TSR1_COL (1 << 3) | |
41 | #define TSR1_LC (1 << 4) | |
42 | #define TSR1_NC (1 << 5) | |
43 | #define TSR1_LOC (1 << 6) | |
44 | #define TSR1_TLF (1 << 7) | |
45 | /* Tx Status Reg for Packet Index 2 */ | |
06b19b1b | 46 | #define SR_TSR2 0x04 |
c9b37458 LJ |
47 | #define TSR2_EC (1 << 2) |
48 | #define TSR2_COL (1 << 3) | |
49 | #define TSR2_LC (1 << 4) | |
50 | #define TSR2_NC (1 << 5) | |
51 | #define TSR2_LOC (1 << 6) | |
52 | #define TSR2_TLF (1 << 7) | |
53 | /* Rx Control Reg*/ | |
06b19b1b | 54 | #define SR_RCR 0x05 |
c9b37458 LJ |
55 | #define RCR_RXEN (1 << 0) |
56 | #define RCR_PRMSC (1 << 1) | |
57 | #define RCR_RUNT (1 << 2) | |
58 | #define RCR_ALL (1 << 3) | |
59 | #define RCR_DIS_CRC (1 << 4) | |
60 | #define RCR_DIS_LONG (1 << 5) | |
61 | /* Rx Status Reg */ | |
06b19b1b | 62 | #define SR_RSR 0x06 |
c9b37458 LJ |
63 | #define RSR_AE (1 << 2) |
64 | #define RSR_MF (1 << 6) | |
65 | #define RSR_RF (1 << 7) | |
66 | /* Rx Overflow Counter Reg */ | |
06b19b1b | 67 | #define SR_ROCR 0x07 |
c9b37458 LJ |
68 | #define ROCR_ROC (0x7F << 0) |
69 | #define ROCR_RXFU (1 << 7) | |
70 | /* Back Pressure Threshold Reg */ | |
06b19b1b | 71 | #define SR_BPTR 0x08 |
c9b37458 LJ |
72 | #define BPTR_JPT (0x0F << 0) |
73 | #define BPTR_BPHW (0x0F << 4) | |
74 | /* Flow Control Threshold Reg */ | |
06b19b1b | 75 | #define SR_FCTR 0x09 |
c9b37458 LJ |
76 | #define FCTR_LWOT (0x0F << 0) |
77 | #define FCTR_HWOT (0x0F << 4) | |
78 | /* rx/tx Flow Control Reg */ | |
06b19b1b | 79 | #define SR_FCR 0x0A |
c9b37458 LJ |
80 | #define FCR_FLCE (1 << 0) |
81 | #define FCR_BKPA (1 << 4) | |
82 | #define FCR_TXPEN (1 << 5) | |
83 | #define FCR_TXPF (1 << 6) | |
84 | #define FCR_TXP0 (1 << 7) | |
85 | /* Eeprom & Phy Control Reg */ | |
06b19b1b | 86 | #define SR_EPCR 0x0B |
c9b37458 LJ |
87 | #define EPCR_ERRE (1 << 0) |
88 | #define EPCR_ERPRW (1 << 1) | |
89 | #define EPCR_ERPRR (1 << 2) | |
90 | #define EPCR_EPOS (1 << 3) | |
91 | #define EPCR_WEP (1 << 4) | |
92 | /* Eeprom & Phy Address Reg */ | |
06b19b1b | 93 | #define SR_EPAR 0x0C |
c9b37458 LJ |
94 | #define EPAR_EROA (0x3F << 0) |
95 | #define EPAR_PHY_ADR_MASK (0x03 << 6) | |
96 | #define EPAR_PHY_ADR (0x01 << 6) | |
97 | /* Eeprom & Phy Data Reg */ | |
06b19b1b | 98 | #define SR_EPDR 0x0D /* 0x0D ~ 0x0E for Data Reg Low & High */ |
c9b37458 | 99 | /* Wakeup Control Reg */ |
06b19b1b | 100 | #define SR_WCR 0x0F |
c9b37458 LJ |
101 | #define WCR_MAGICST (1 << 0) |
102 | #define WCR_LINKST (1 << 2) | |
103 | #define WCR_MAGICEN (1 << 3) | |
104 | #define WCR_LINKEN (1 << 5) | |
105 | /* Physical Address Reg */ | |
06b19b1b | 106 | #define SR_PAR 0x10 /* 0x10 ~ 0x15 6 bytes for PAR */ |
c9b37458 | 107 | /* Multicast Address Reg */ |
06b19b1b | 108 | #define SR_MAR 0x16 /* 0x16 ~ 0x1D 8 bytes for MAR */ |
c9b37458 LJ |
109 | /* 0x1e unused */ |
110 | /* Phy Reset Reg */ | |
06b19b1b | 111 | #define SR_PRR 0x1F |
c9b37458 LJ |
112 | #define PRR_PHY_RST (1 << 0) |
113 | /* Tx sdram Write Pointer Address Low */ | |
06b19b1b | 114 | #define SR_TWPAL 0x20 |
c9b37458 | 115 | /* Tx sdram Write Pointer Address High */ |
06b19b1b | 116 | #define SR_TWPAH 0x21 |
c9b37458 | 117 | /* Tx sdram Read Pointer Address Low */ |
06b19b1b | 118 | #define SR_TRPAL 0x22 |
c9b37458 | 119 | /* Tx sdram Read Pointer Address High */ |
06b19b1b | 120 | #define SR_TRPAH 0x23 |
c9b37458 | 121 | /* Rx sdram Write Pointer Address Low */ |
06b19b1b | 122 | #define SR_RWPAL 0x24 |
c9b37458 | 123 | /* Rx sdram Write Pointer Address High */ |
06b19b1b | 124 | #define SR_RWPAH 0x25 |
c9b37458 | 125 | /* Rx sdram Read Pointer Address Low */ |
06b19b1b | 126 | #define SR_RRPAL 0x26 |
c9b37458 | 127 | /* Rx sdram Read Pointer Address High */ |
06b19b1b | 128 | #define SR_RRPAH 0x27 |
c9b37458 | 129 | /* Vendor ID register */ |
06b19b1b | 130 | #define SR_VID 0x28 /* 0x28 ~ 0x29 2 bytes for VID */ |
c9b37458 | 131 | /* Product ID register */ |
06b19b1b | 132 | #define SR_PID 0x2A /* 0x2A ~ 0x2B 2 bytes for PID */ |
c9b37458 | 133 | /* CHIP Revision register */ |
06b19b1b | 134 | #define SR_CHIPR 0x2C |
c9b37458 LJ |
135 | /* 0x2D --> 0xEF unused */ |
136 | /* USB Device Address */ | |
06b19b1b | 137 | #define SR_USBDA 0xF0 |
c9b37458 LJ |
138 | #define USBDA_USBFA (0x7F << 0) |
139 | /* RX packet Counter Reg */ | |
06b19b1b | 140 | #define SR_RXC 0xF1 |
c9b37458 | 141 | /* Tx packet Counter & USB Status Reg */ |
06b19b1b | 142 | #define SR_TXC_USBS 0xF2 |
c9b37458 LJ |
143 | #define TXC_USBS_TXC0 (1 << 0) |
144 | #define TXC_USBS_TXC1 (1 << 1) | |
145 | #define TXC_USBS_TXC2 (1 << 2) | |
146 | #define TXC_USBS_EP1RDY (1 << 5) | |
147 | #define TXC_USBS_SUSFLAG (1 << 6) | |
148 | #define TXC_USBS_RXFAULT (1 << 7) | |
149 | /* USB Control register */ | |
06b19b1b | 150 | #define SR_USBC 0xF4 |
c9b37458 LJ |
151 | #define USBC_EP3NAK (1 << 4) |
152 | #define USBC_EP3ACK (1 << 5) | |
153 | ||
154 | /* Register access commands and flags */ | |
155 | #define SR_RD_REGS 0x00 | |
156 | #define SR_WR_REGS 0x01 | |
157 | #define SR_WR_REG 0x03 | |
158 | #define SR_REQ_RD_REG (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE) | |
159 | #define SR_REQ_WR_REG (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE) | |
160 | ||
161 | /* parameters */ | |
162 | #define SR_SHARE_TIMEOUT 1000 | |
163 | #define SR_EEPROM_LEN 256 | |
164 | #define SR_MCAST_SIZE 8 | |
165 | #define SR_MCAST_ADDR_FLAG 0x80 | |
166 | #define SR_MCAST_MAX 64 | |
167 | #define SR_TX_OVERHEAD 2 /* 2bytes header */ | |
168 | #define SR_RX_OVERHEAD 7 /* 3bytes header + 4crc tail */ | |
169 | ||
170 | #endif /* _SR9700_H */ |