1 /*
2  * drivers/net/ks8851_mll.c
3  *
4  * Supports:
5  * KS8851 16bit MLL chip from Micrel Inc.
6  *
7  * Copyright (c) 2009 Micrel Inc.
8  *
9  * modified by
10  * (c) 2011 Bticino s.p.a, Roberto Cerati <roberto.cerati@bticino.it>
11  *
12  * This program is free software; you can redistribute it and/or modify
13  * it under the terms of the GNU General Public License version 2 as
14  * published by the Free Software Foundation.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24  */
25 #ifndef _KS8851_MLL_H_
26 #define _KS8851_MLL_H_
27 
28 #include <linux/types.h>
29 
30 #define KS_CCR				0x08
31 #define CCR_EEPROM			(1 << 9)
32 #define CCR_SPI				(1 << 8)
33 #define CCR_8BIT			(1 << 7)
34 #define CCR_16BIT			(1 << 6)
35 #define CCR_32BIT			(1 << 5)
36 #define CCR_SHARED			(1 << 4)
37 #define CCR_32PIN			(1 << 0)
38 
39 /* MAC address registers */
40 #define KS_MARL				0x10
41 #define KS_MARM				0x12
42 #define KS_MARH				0x14
43 
44 #define KS_OBCR				0x20
45 #define OBCR_ODS_16MA			(1 << 6)
46 
47 #define KS_EEPCR			0x22
48 #define EEPCR_EESA			(1 << 4)
49 #define EEPCR_EESB			(1 << 3)
50 #define EEPCR_EEDO			(1 << 2)
51 #define EEPCR_EESCK			(1 << 1)
52 #define EEPCR_EECS			(1 << 0)
53 
54 #define KS_MBIR				0x24
55 #define MBIR_TXMBF			(1 << 12)
56 #define MBIR_TXMBFA			(1 << 11)
57 #define MBIR_RXMBF			(1 << 4)
58 #define MBIR_RXMBFA			(1 << 3)
59 
60 #define KS_GRR				0x26
61 #define GRR_QMU				(1 << 1)
62 #define GRR_GSR				(1 << 0)
63 
64 #define KS_WFCR				0x2A
65 #define WFCR_MPRXE			(1 << 7)
66 #define WFCR_WF3E			(1 << 3)
67 #define WFCR_WF2E			(1 << 2)
68 #define WFCR_WF1E			(1 << 1)
69 #define WFCR_WF0E			(1 << 0)
70 
71 #define KS_WF0CRC0			0x30
72 #define KS_WF0CRC1			0x32
73 #define KS_WF0BM0			0x34
74 #define KS_WF0BM1			0x36
75 #define KS_WF0BM2			0x38
76 #define KS_WF0BM3			0x3A
77 
78 #define KS_WF1CRC0			0x40
79 #define KS_WF1CRC1			0x42
80 #define KS_WF1BM0			0x44
81 #define KS_WF1BM1			0x46
82 #define KS_WF1BM2			0x48
83 #define KS_WF1BM3			0x4A
84 
85 #define KS_WF2CRC0			0x50
86 #define KS_WF2CRC1			0x52
87 #define KS_WF2BM0			0x54
88 #define KS_WF2BM1			0x56
89 #define KS_WF2BM2			0x58
90 #define KS_WF2BM3			0x5A
91 
92 #define KS_WF3CRC0			0x60
93 #define KS_WF3CRC1			0x62
94 #define KS_WF3BM0			0x64
95 #define KS_WF3BM1			0x66
96 #define KS_WF3BM2			0x68
97 #define KS_WF3BM3			0x6A
98 
99 #define KS_TXCR				0x70
100 #define TXCR_TCGICMP			(1 << 8)
101 #define TXCR_TCGUDP			(1 << 7)
102 #define TXCR_TCGTCP			(1 << 6)
103 #define TXCR_TCGIP			(1 << 5)
104 #define TXCR_FTXQ			(1 << 4)
105 #define TXCR_TXFCE			(1 << 3)
106 #define TXCR_TXPE			(1 << 2)
107 #define TXCR_TXCRC			(1 << 1)
108 #define TXCR_TXE			(1 << 0)
109 
110 #define KS_TXSR				0x72
111 #define TXSR_TXLC			(1 << 13)
112 #define TXSR_TXMC			(1 << 12)
113 #define TXSR_TXFID_MASK			(0x3f << 0)
114 #define TXSR_TXFID_SHIFT		(0)
115 #define TXSR_TXFID_GET(_v)		(((_v) >> 0) & 0x3f)
116 
117 
118 #define KS_RXCR1			0x74
119 #define RXCR1_FRXQ			(1 << 15)
120 #define RXCR1_RXUDPFCC			(1 << 14)
121 #define RXCR1_RXTCPFCC			(1 << 13)
122 #define RXCR1_RXIPFCC			(1 << 12)
123 #define RXCR1_RXPAFMA			(1 << 11)
124 #define RXCR1_RXFCE			(1 << 10)
125 #define RXCR1_RXEFE			(1 << 9)
126 #define RXCR1_RXMAFMA			(1 << 8)
127 #define RXCR1_RXBE			(1 << 7)
128 #define RXCR1_RXME			(1 << 6)
129 #define RXCR1_RXUE			(1 << 5)
130 #define RXCR1_RXAE			(1 << 4)
131 #define RXCR1_RXINVF			(1 << 1)
132 #define RXCR1_RXE			(1 << 0)
133 #define RXCR1_FILTER_MASK		(RXCR1_RXINVF | RXCR1_RXAE | \
134 					 RXCR1_RXMAFMA | RXCR1_RXPAFMA)
135 
136 #define KS_RXCR2			0x76
137 #define RXCR2_SRDBL_MASK		(0x7 << 5)
138 #define RXCR2_SRDBL_SHIFT		(5)
139 #define RXCR2_SRDBL_4B			(0x0 << 5)
140 #define RXCR2_SRDBL_8B			(0x1 << 5)
141 #define RXCR2_SRDBL_16B			(0x2 << 5)
142 #define RXCR2_SRDBL_32B			(0x3 << 5)
143 /* #define RXCR2_SRDBL_FRAME		(0x4 << 5) */
144 #define RXCR2_IUFFP			(1 << 4)
145 #define RXCR2_RXIUFCEZ			(1 << 3)
146 #define RXCR2_UDPLFE			(1 << 2)
147 #define RXCR2_RXICMPFCC			(1 << 1)
148 #define RXCR2_RXSAF			(1 << 0)
149 
150 #define KS_TXMIR			0x78
151 
152 #define KS_RXFHSR			0x7C
153 #define RXFSHR_RXFV			(1 << 15)
154 #define RXFSHR_RXICMPFCS		(1 << 13)
155 #define RXFSHR_RXIPFCS			(1 << 12)
156 #define RXFSHR_RXTCPFCS			(1 << 11)
157 #define RXFSHR_RXUDPFCS			(1 << 10)
158 #define RXFSHR_RXBF			(1 << 7)
159 #define RXFSHR_RXMF			(1 << 6)
160 #define RXFSHR_RXUF			(1 << 5)
161 #define RXFSHR_RXMR			(1 << 4)
162 #define RXFSHR_RXFT			(1 << 3)
163 #define RXFSHR_RXFTL			(1 << 2)
164 #define RXFSHR_RXRF			(1 << 1)
165 #define RXFSHR_RXCE			(1 << 0)
166 #define RXFSHR_ERR			(RXFSHR_RXCE | RXFSHR_RXRF |\
167 					RXFSHR_RXFTL | RXFSHR_RXMR |\
168 					RXFSHR_RXICMPFCS | RXFSHR_RXIPFCS |\
169 					RXFSHR_RXTCPFCS)
170 #define KS_RXFHBCR			0x7E
171 #define RXFHBCR_CNT_MASK		0x0FFF
172 
173 #define KS_TXQCR			0x80
174 #define TXQCR_AETFE			(1 << 2)
175 #define TXQCR_TXQMAM			(1 << 1)
176 #define TXQCR_METFE			(1 << 0)
177 
178 #define KS_RXQCR			0x82
179 #define RXQCR_RXDTTS			(1 << 12)
180 #define RXQCR_RXDBCTS			(1 << 11)
181 #define RXQCR_RXFCTS			(1 << 10)
182 #define RXQCR_RXIPHTOE			(1 << 9)
183 #define RXQCR_RXDTTE			(1 << 7)
184 #define RXQCR_RXDBCTE			(1 << 6)
185 #define RXQCR_RXFCTE			(1 << 5)
186 #define RXQCR_ADRFE			(1 << 4)
187 #define RXQCR_SDA			(1 << 3)
188 #define RXQCR_RRXEF			(1 << 0)
189 #define RXQCR_CMD_CNTL			(RXQCR_RXFCTE|RXQCR_ADRFE)
190 
191 #define KS_TXFDPR			0x84
192 #define TXFDPR_TXFPAI			(1 << 14)
193 #define TXFDPR_TXFP_MASK		(0x7ff << 0)
194 #define TXFDPR_TXFP_SHIFT		(0)
195 
196 #define KS_RXFDPR			0x86
197 #define RXFDPR_RXFPAI			(1 << 14)
198 
199 #define KS_RXDTTR			0x8C
200 #define KS_RXDBCTR			0x8E
201 
202 #define KS_IER				0x90
203 #define KS_ISR				0x92
204 #define IRQ_LCI				(1 << 15)
205 #define IRQ_TXI				(1 << 14)
206 #define IRQ_RXI				(1 << 13)
207 #define IRQ_RXOI			(1 << 11)
208 #define IRQ_TXPSI			(1 << 9)
209 #define IRQ_RXPSI			(1 << 8)
210 #define IRQ_TXSAI			(1 << 6)
211 #define IRQ_RXWFDI			(1 << 5)
212 #define IRQ_RXMPDI			(1 << 4)
213 #define IRQ_LDI				(1 << 3)
214 #define IRQ_EDI				(1 << 2)
215 #define IRQ_SPIBEI			(1 << 1)
216 #define IRQ_DEDI			(1 << 0)
217 
218 #define KS_RXFCTR			0x9C
219 #define RXFCTR_THRESHOLD_MASK		0x00FF
220 
221 #define KS_RXFC				0x9D
222 #define RXFCTR_RXFC_MASK		(0xff << 8)
223 #define RXFCTR_RXFC_SHIFT		(8)
224 #define RXFCTR_RXFC_GET(_v)		(((_v) >> 8) & 0xff)
225 #define RXFCTR_RXFCT_MASK		(0xff << 0)
226 #define RXFCTR_RXFCT_SHIFT		(0)
227 
228 #define KS_TXNTFSR			0x9E
229 
230 #define KS_MAHTR0			0xA0
231 #define KS_MAHTR1			0xA2
232 #define KS_MAHTR2			0xA4
233 #define KS_MAHTR3			0xA6
234 
235 #define KS_FCLWR			0xB0
236 #define KS_FCHWR			0xB2
237 #define KS_FCOWR			0xB4
238 
239 #define KS_CIDER			0xC0
240 #define CIDER_ID			0x8870
241 #define CIDER_REV_MASK			(0x7 << 1)
242 #define CIDER_REV_SHIFT			(1)
243 #define CIDER_REV_GET(_v)		(((_v) >> 1) & 0x7)
244 
245 #define KS_CGCR				0xC6
246 #define KS_IACR				0xC8
247 #define IACR_RDEN			(1 << 12)
248 #define IACR_TSEL_MASK			(0x3 << 10)
249 #define IACR_TSEL_SHIFT			(10)
250 #define IACR_TSEL_MIB			(0x3 << 10)
251 #define IACR_ADDR_MASK			(0x1f << 0)
252 #define IACR_ADDR_SHIFT			(0)
253 
254 #define KS_IADLR			0xD0
255 #define KS_IAHDR			0xD2
256 
257 #define KS_PMECR			0xD4
258 #define PMECR_PME_DELAY			(1 << 14)
259 #define PMECR_PME_POL			(1 << 12)
260 #define PMECR_WOL_WAKEUP		(1 << 11)
261 #define PMECR_WOL_MAGICPKT		(1 << 10)
262 #define PMECR_WOL_LINKUP		(1 << 9)
263 #define PMECR_WOL_ENERGY		(1 << 8)
264 #define PMECR_AUTO_WAKE_EN		(1 << 7)
265 #define PMECR_WAKEUP_NORMAL		(1 << 6)
266 #define PMECR_WKEVT_MASK		(0xf << 2)
267 #define PMECR_WKEVT_SHIFT		(2)
268 #define PMECR_WKEVT_GET(_v)		(((_v) >> 2) & 0xf)
269 #define PMECR_WKEVT_ENERGY		(0x1 << 2)
270 #define PMECR_WKEVT_LINK		(0x2 << 2)
271 #define PMECR_WKEVT_MAGICPKT		(0x4 << 2)
272 #define PMECR_WKEVT_FRAME		(0x8 << 2)
273 #define PMECR_PM_MASK			(0x3 << 0)
274 #define PMECR_PM_SHIFT			(0)
275 #define PMECR_PM_NORMAL			(0x0 << 0)
276 #define PMECR_PM_ENERGY			(0x1 << 0)
277 #define PMECR_PM_SOFTDOWN		(0x2 << 0)
278 #define PMECR_PM_POWERSAVE		(0x3 << 0)
279 
280 /* Standard MII PHY data */
281 #define KS_P1MBCR			0xE4
282 #define P1MBCR_FORCE_FDX		(1 << 8)
283 
284 #define KS_P1MBSR			0xE6
285 #define P1MBSR_AN_COMPLETE		(1 << 5)
286 #define P1MBSR_AN_CAPABLE		(1 << 3)
287 #define P1MBSR_LINK_UP			(1 << 2)
288 
289 #define KS_PHY1ILR			0xE8
290 #define KS_PHY1IHR			0xEA
291 #define KS_P1ANAR			0xEC
292 #define KS_P1ANLPR			0xEE
293 
294 #define KS_P1SCLMD			0xF4
295 #define P1SCLMD_LEDOFF			(1 << 15)
296 #define P1SCLMD_TXIDS			(1 << 14)
297 #define P1SCLMD_RESTARTAN		(1 << 13)
298 #define P1SCLMD_DISAUTOMDIX		(1 << 10)
299 #define P1SCLMD_FORCEMDIX		(1 << 9)
300 #define P1SCLMD_AUTONEGEN		(1 << 7)
301 #define P1SCLMD_FORCE100		(1 << 6)
302 #define P1SCLMD_FORCEFDX		(1 << 5)
303 #define P1SCLMD_ADV_FLOW		(1 << 4)
304 #define P1SCLMD_ADV_100BT_FDX		(1 << 3)
305 #define P1SCLMD_ADV_100BT_HDX		(1 << 2)
306 #define P1SCLMD_ADV_10BT_FDX		(1 << 1)
307 #define P1SCLMD_ADV_10BT_HDX		(1 << 0)
308 
309 #define KS_P1CR				0xF6
310 #define P1CR_HP_MDIX			(1 << 15)
311 #define P1CR_REV_POL			(1 << 13)
312 #define P1CR_OP_100M			(1 << 10)
313 #define P1CR_OP_FDX			(1 << 9)
314 #define P1CR_OP_MDI			(1 << 7)
315 #define P1CR_AN_DONE			(1 << 6)
316 #define P1CR_LINK_GOOD			(1 << 5)
317 #define P1CR_PNTR_FLOW			(1 << 4)
318 #define P1CR_PNTR_100BT_FDX		(1 << 3)
319 #define P1CR_PNTR_100BT_HDX		(1 << 2)
320 #define P1CR_PNTR_10BT_FDX		(1 << 1)
321 #define P1CR_PNTR_10BT_HDX		(1 << 0)
322 
323 /* TX Frame control */
324 #define TXFR_TXIC			(1 << 15)
325 #define TXFR_TXFID_MASK			(0x3f << 0)
326 #define TXFR_TXFID_SHIFT		(0)
327 
328 #define KS_P1SR				0xF8
329 #define P1SR_HP_MDIX			(1 << 15)
330 #define P1SR_REV_POL			(1 << 13)
331 #define P1SR_OP_100M			(1 << 10)
332 #define P1SR_OP_FDX			(1 << 9)
333 #define P1SR_OP_MDI			(1 << 7)
334 #define P1SR_AN_DONE			(1 << 6)
335 #define P1SR_LINK_GOOD			(1 << 5)
336 #define P1SR_PNTR_FLOW			(1 << 4)
337 #define P1SR_PNTR_100BT_FDX		(1 << 3)
338 #define P1SR_PNTR_100BT_HDX		(1 << 2)
339 #define P1SR_PNTR_10BT_FDX		(1 << 1)
340 #define P1SR_PNTR_10BT_HDX		(1 << 0)
341 
342 #define ENUM_BUS_NONE			0
343 #define ENUM_BUS_8BIT			1
344 #define ENUM_BUS_16BIT			2
345 #define ENUM_BUS_32BIT			3
346 
347 #define MAX_MCAST_LST			32
348 #define HW_MCAST_SIZE			8
349 #define MAC_ADDR_LEN			6
350 
351 /* Chip ID values */
352 struct chip_id {
353 	u16 id;
354 	char *name;
355 };
356 
357 #endif
358