xref: /openbmc/linux/drivers/net/usb/smsc95xx.h (revision 275876e2)
1  /***************************************************************************
2  *
3  * Copyright (C) 2007-2008 SMSC
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, see <http://www.gnu.org/licenses/>.
17  *
18  *****************************************************************************/
19 
20 #ifndef _SMSC95XX_H
21 #define _SMSC95XX_H
22 
23 /* Tx command words */
24 #define TX_CMD_A_DATA_OFFSET_		(0x001F0000)
25 #define TX_CMD_A_FIRST_SEG_		(0x00002000)
26 #define TX_CMD_A_LAST_SEG_		(0x00001000)
27 #define TX_CMD_A_BUF_SIZE_		(0x000007FF)
28 
29 #define TX_CMD_B_CSUM_ENABLE		(0x00004000)
30 #define TX_CMD_B_ADD_CRC_DISABLE_	(0x00002000)
31 #define TX_CMD_B_DISABLE_PADDING_	(0x00001000)
32 #define TX_CMD_B_PKT_BYTE_LENGTH_	(0x000007FF)
33 
34 /* Rx status word */
35 #define RX_STS_FF_			(0x40000000)	/* Filter Fail */
36 #define RX_STS_FL_			(0x3FFF0000)	/* Frame Length */
37 #define RX_STS_ES_			(0x00008000)	/* Error Summary */
38 #define RX_STS_BF_			(0x00002000)	/* Broadcast Frame */
39 #define RX_STS_LE_			(0x00001000)	/* Length Error */
40 #define RX_STS_RF_			(0x00000800)	/* Runt Frame */
41 #define RX_STS_MF_			(0x00000400)	/* Multicast Frame */
42 #define RX_STS_TL_			(0x00000080)	/* Frame too long */
43 #define RX_STS_CS_			(0x00000040)	/* Collision Seen */
44 #define RX_STS_FT_			(0x00000020)	/* Frame Type */
45 #define RX_STS_RW_			(0x00000010)	/* Receive Watchdog */
46 #define RX_STS_ME_			(0x00000008)	/* Mii Error */
47 #define RX_STS_DB_			(0x00000004)	/* Dribbling */
48 #define RX_STS_CRC_			(0x00000002)	/* CRC Error */
49 
50 /* SCSRs */
51 #define ID_REV				(0x00)
52 #define ID_REV_CHIP_ID_MASK_		(0xFFFF0000)
53 #define ID_REV_CHIP_REV_MASK_		(0x0000FFFF)
54 #define ID_REV_CHIP_ID_9500_		(0x9500)
55 #define ID_REV_CHIP_ID_9500A_		(0x9E00)
56 #define ID_REV_CHIP_ID_9512_		(0xEC00)
57 #define ID_REV_CHIP_ID_9530_		(0x9530)
58 #define ID_REV_CHIP_ID_89530_		(0x9E08)
59 #define ID_REV_CHIP_ID_9730_		(0x9730)
60 
61 #define INT_STS				(0x08)
62 #define INT_STS_TX_STOP_		(0x00020000)
63 #define INT_STS_RX_STOP_		(0x00010000)
64 #define INT_STS_PHY_INT_		(0x00008000)
65 #define INT_STS_TXE_			(0x00004000)
66 #define INT_STS_TDFU_			(0x00002000)
67 #define INT_STS_TDFO_			(0x00001000)
68 #define INT_STS_RXDF_			(0x00000800)
69 #define INT_STS_GPIOS_			(0x000007FF)
70 #define INT_STS_CLEAR_ALL_		(0xFFFFFFFF)
71 
72 #define RX_CFG				(0x0C)
73 #define RX_FIFO_FLUSH_			(0x00000001)
74 
75 #define TX_CFG				(0x10)
76 #define TX_CFG_ON_			(0x00000004)
77 #define TX_CFG_STOP_			(0x00000002)
78 #define TX_CFG_FIFO_FLUSH_		(0x00000001)
79 
80 #define HW_CFG				(0x14)
81 #define HW_CFG_BIR_			(0x00001000)
82 #define HW_CFG_LEDB_			(0x00000800)
83 #define HW_CFG_RXDOFF_			(0x00000600)
84 #define HW_CFG_DRP_			(0x00000040)
85 #define HW_CFG_MEF_			(0x00000020)
86 #define HW_CFG_LRST_			(0x00000008)
87 #define HW_CFG_PSEL_			(0x00000004)
88 #define HW_CFG_BCE_			(0x00000002)
89 #define HW_CFG_SRST_			(0x00000001)
90 
91 #define RX_FIFO_INF			(0x18)
92 
93 #define PM_CTRL				(0x20)
94 #define PM_CTL_RES_CLR_WKP_STS		(0x00000200)
95 #define PM_CTL_DEV_RDY_			(0x00000080)
96 #define PM_CTL_SUS_MODE_		(0x00000060)
97 #define PM_CTL_SUS_MODE_0		(0x00000000)
98 #define PM_CTL_SUS_MODE_1		(0x00000020)
99 #define PM_CTL_SUS_MODE_2		(0x00000040)
100 #define PM_CTL_SUS_MODE_3		(0x00000060)
101 #define PM_CTL_PHY_RST_			(0x00000010)
102 #define PM_CTL_WOL_EN_			(0x00000008)
103 #define PM_CTL_ED_EN_			(0x00000004)
104 #define PM_CTL_WUPS_			(0x00000003)
105 #define PM_CTL_WUPS_NO_			(0x00000000)
106 #define PM_CTL_WUPS_ED_			(0x00000001)
107 #define PM_CTL_WUPS_WOL_		(0x00000002)
108 #define PM_CTL_WUPS_MULTI_		(0x00000003)
109 
110 #define LED_GPIO_CFG			(0x24)
111 #define LED_GPIO_CFG_SPD_LED		(0x01000000)
112 #define LED_GPIO_CFG_LNK_LED		(0x00100000)
113 #define LED_GPIO_CFG_FDX_LED		(0x00010000)
114 
115 #define GPIO_CFG			(0x28)
116 
117 #define AFC_CFG				(0x2C)
118 
119 /* Hi watermark = 15.5Kb (~10 mtu pkts) */
120 /* low watermark = 3k (~2 mtu pkts) */
121 /* backpressure duration = ~ 350us */
122 /* Apply FC on any frame. */
123 #define AFC_CFG_DEFAULT			(0x00F830A1)
124 
125 #define E2P_CMD				(0x30)
126 #define E2P_CMD_BUSY_			(0x80000000)
127 #define E2P_CMD_MASK_			(0x70000000)
128 #define E2P_CMD_READ_			(0x00000000)
129 #define E2P_CMD_EWDS_			(0x10000000)
130 #define E2P_CMD_EWEN_			(0x20000000)
131 #define E2P_CMD_WRITE_			(0x30000000)
132 #define E2P_CMD_WRAL_			(0x40000000)
133 #define E2P_CMD_ERASE_			(0x50000000)
134 #define E2P_CMD_ERAL_			(0x60000000)
135 #define E2P_CMD_RELOAD_			(0x70000000)
136 #define E2P_CMD_TIMEOUT_		(0x00000400)
137 #define E2P_CMD_LOADED_			(0x00000200)
138 #define E2P_CMD_ADDR_			(0x000001FF)
139 
140 #define MAX_EEPROM_SIZE			(512)
141 
142 #define E2P_DATA			(0x34)
143 #define E2P_DATA_MASK_			(0x000000FF)
144 
145 #define BURST_CAP			(0x38)
146 
147 #define GPIO_WAKE			(0x64)
148 
149 #define INT_EP_CTL			(0x68)
150 #define INT_EP_CTL_INTEP_		(0x80000000)
151 #define INT_EP_CTL_MACRTO_		(0x00080000)
152 #define INT_EP_CTL_TX_STOP_		(0x00020000)
153 #define INT_EP_CTL_RX_STOP_		(0x00010000)
154 #define INT_EP_CTL_PHY_INT_		(0x00008000)
155 #define INT_EP_CTL_TXE_			(0x00004000)
156 #define INT_EP_CTL_TDFU_		(0x00002000)
157 #define INT_EP_CTL_TDFO_		(0x00001000)
158 #define INT_EP_CTL_RXDF_		(0x00000800)
159 #define INT_EP_CTL_GPIOS_		(0x000007FF)
160 
161 #define BULK_IN_DLY			(0x6C)
162 
163 /* MAC CSRs */
164 #define MAC_CR				(0x100)
165 #define MAC_CR_RXALL_			(0x80000000)
166 #define MAC_CR_RCVOWN_			(0x00800000)
167 #define MAC_CR_LOOPBK_			(0x00200000)
168 #define MAC_CR_FDPX_			(0x00100000)
169 #define MAC_CR_MCPAS_			(0x00080000)
170 #define MAC_CR_PRMS_			(0x00040000)
171 #define MAC_CR_INVFILT_			(0x00020000)
172 #define MAC_CR_PASSBAD_			(0x00010000)
173 #define MAC_CR_HFILT_			(0x00008000)
174 #define MAC_CR_HPFILT_			(0x00002000)
175 #define MAC_CR_LCOLL_			(0x00001000)
176 #define MAC_CR_BCAST_			(0x00000800)
177 #define MAC_CR_DISRTY_			(0x00000400)
178 #define MAC_CR_PADSTR_			(0x00000100)
179 #define MAC_CR_BOLMT_MASK		(0x000000C0)
180 #define MAC_CR_DFCHK_			(0x00000020)
181 #define MAC_CR_TXEN_			(0x00000008)
182 #define MAC_CR_RXEN_			(0x00000004)
183 
184 #define ADDRH				(0x104)
185 
186 #define ADDRL				(0x108)
187 
188 #define HASHH				(0x10C)
189 
190 #define HASHL				(0x110)
191 
192 #define MII_ADDR			(0x114)
193 #define MII_WRITE_			(0x02)
194 #define MII_BUSY_			(0x01)
195 #define MII_READ_			(0x00) /* ~of MII Write bit */
196 
197 #define MII_DATA			(0x118)
198 
199 #define FLOW				(0x11C)
200 #define FLOW_FCPT_			(0xFFFF0000)
201 #define FLOW_FCPASS_			(0x00000004)
202 #define FLOW_FCEN_			(0x00000002)
203 #define FLOW_FCBSY_			(0x00000001)
204 
205 #define VLAN1				(0x120)
206 
207 #define VLAN2				(0x124)
208 
209 #define WUFF				(0x128)
210 #define LAN9500_WUFF_NUM		(4)
211 #define LAN9500A_WUFF_NUM		(8)
212 
213 #define WUCSR				(0x12C)
214 #define WUCSR_WFF_PTR_RST_		(0x80000000)
215 #define WUCSR_GUE_			(0x00000200)
216 #define WUCSR_WUFR_			(0x00000040)
217 #define WUCSR_MPR_			(0x00000020)
218 #define WUCSR_WAKE_EN_			(0x00000004)
219 #define WUCSR_MPEN_			(0x00000002)
220 
221 #define COE_CR				(0x130)
222 #define Tx_COE_EN_			(0x00010000)
223 #define Rx_COE_MODE_			(0x00000002)
224 #define Rx_COE_EN_			(0x00000001)
225 
226 /* Vendor-specific PHY Definitions */
227 
228 /* EDPD NLP / crossover time configuration (LAN9500A only) */
229 #define PHY_EDPD_CONFIG			(16)
230 #define PHY_EDPD_CONFIG_TX_NLP_EN_	((u16)0x8000)
231 #define PHY_EDPD_CONFIG_TX_NLP_1000_	((u16)0x0000)
232 #define PHY_EDPD_CONFIG_TX_NLP_768_	((u16)0x2000)
233 #define PHY_EDPD_CONFIG_TX_NLP_512_	((u16)0x4000)
234 #define PHY_EDPD_CONFIG_TX_NLP_256_	((u16)0x6000)
235 #define PHY_EDPD_CONFIG_RX_1_NLP_	((u16)0x1000)
236 #define PHY_EDPD_CONFIG_RX_NLP_64_	((u16)0x0000)
237 #define PHY_EDPD_CONFIG_RX_NLP_256_	((u16)0x0400)
238 #define PHY_EDPD_CONFIG_RX_NLP_512_	((u16)0x0800)
239 #define PHY_EDPD_CONFIG_RX_NLP_1000_	((u16)0x0C00)
240 #define PHY_EDPD_CONFIG_EXT_CROSSOVER_	((u16)0x0001)
241 #define PHY_EDPD_CONFIG_DEFAULT		(PHY_EDPD_CONFIG_TX_NLP_EN_ | \
242 					 PHY_EDPD_CONFIG_TX_NLP_768_ | \
243 					 PHY_EDPD_CONFIG_RX_1_NLP_)
244 
245 /* Mode Control/Status Register */
246 #define PHY_MODE_CTRL_STS		(17)
247 #define MODE_CTRL_STS_EDPWRDOWN_	((u16)0x2000)
248 #define MODE_CTRL_STS_ENERGYON_		((u16)0x0002)
249 
250 #define SPECIAL_CTRL_STS		(27)
251 #define SPECIAL_CTRL_STS_OVRRD_AMDIX_	((u16)0x8000)
252 #define SPECIAL_CTRL_STS_AMDIX_ENABLE_	((u16)0x4000)
253 #define SPECIAL_CTRL_STS_AMDIX_STATE_	((u16)0x2000)
254 
255 #define PHY_INT_SRC			(29)
256 #define PHY_INT_SRC_ENERGY_ON_		((u16)0x0080)
257 #define PHY_INT_SRC_ANEG_COMP_		((u16)0x0040)
258 #define PHY_INT_SRC_REMOTE_FAULT_	((u16)0x0020)
259 #define PHY_INT_SRC_LINK_DOWN_		((u16)0x0010)
260 
261 #define PHY_INT_MASK			(30)
262 #define PHY_INT_MASK_ENERGY_ON_		((u16)0x0080)
263 #define PHY_INT_MASK_ANEG_COMP_		((u16)0x0040)
264 #define PHY_INT_MASK_REMOTE_FAULT_	((u16)0x0020)
265 #define PHY_INT_MASK_LINK_DOWN_		((u16)0x0010)
266 #define PHY_INT_MASK_DEFAULT_		(PHY_INT_MASK_ANEG_COMP_ | \
267 					 PHY_INT_MASK_LINK_DOWN_)
268 
269 #define PHY_SPECIAL			(31)
270 #define PHY_SPECIAL_SPD_		((u16)0x001C)
271 #define PHY_SPECIAL_SPD_10HALF_		((u16)0x0004)
272 #define PHY_SPECIAL_SPD_10FULL_		((u16)0x0014)
273 #define PHY_SPECIAL_SPD_100HALF_	((u16)0x0008)
274 #define PHY_SPECIAL_SPD_100FULL_	((u16)0x0018)
275 
276 /* USB Vendor Requests */
277 #define USB_VENDOR_REQUEST_WRITE_REGISTER	0xA0
278 #define USB_VENDOR_REQUEST_READ_REGISTER	0xA1
279 #define USB_VENDOR_REQUEST_GET_STATS		0xA2
280 
281 /* Interrupt Endpoint status word bitfields */
282 #define INT_ENP_TX_STOP_		((u32)BIT(17))
283 #define INT_ENP_RX_STOP_		((u32)BIT(16))
284 #define INT_ENP_PHY_INT_		((u32)BIT(15))
285 #define INT_ENP_TXE_			((u32)BIT(14))
286 #define INT_ENP_TDFU_			((u32)BIT(13))
287 #define INT_ENP_TDFO_			((u32)BIT(12))
288 #define INT_ENP_RXDF_			((u32)BIT(11))
289 
290 #endif /* _SMSC95XX_H */
291