xref: /openbmc/linux/include/ufs/unipro.h (revision 17bfcd6a)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright (C) 2013 Samsung Electronics Co., Ltd.
4  */
5 
6 #ifndef _UNIPRO_H_
7 #define _UNIPRO_H_
8 
9 /*
10  * M-TX Configuration Attributes
11  */
12 #define TX_HIBERN8TIME_CAPABILITY		0x000F
13 #define TX_MODE					0x0021
14 #define TX_HSRATE_SERIES			0x0022
15 #define TX_HSGEAR				0x0023
16 #define TX_PWMGEAR				0x0024
17 #define TX_AMPLITUDE				0x0025
18 #define TX_HS_SLEWRATE				0x0026
19 #define TX_SYNC_SOURCE				0x0027
20 #define TX_HS_SYNC_LENGTH			0x0028
21 #define TX_HS_PREPARE_LENGTH			0x0029
22 #define TX_LS_PREPARE_LENGTH			0x002A
23 #define TX_HIBERN8_CONTROL			0x002B
24 #define TX_LCC_ENABLE				0x002C
25 #define TX_PWM_BURST_CLOSURE_EXTENSION		0x002D
26 #define TX_BYPASS_8B10B_ENABLE			0x002E
27 #define TX_DRIVER_POLARITY			0x002F
28 #define TX_HS_UNTERMINATED_LINE_DRIVE_ENABLE	0x0030
29 #define TX_LS_TERMINATED_LINE_DRIVE_ENABLE	0x0031
30 #define TX_LCC_SEQUENCER			0x0032
31 #define TX_MIN_ACTIVATETIME			0x0033
32 #define TX_PWM_G6_G7_SYNC_LENGTH		0x0034
33 #define TX_REFCLKFREQ				0x00EB
34 #define TX_CFGCLKFREQVAL			0x00EC
35 #define	CFGEXTRATTR				0x00F0
36 #define DITHERCTRL2				0x00F1
37 
38 /*
39  * M-RX Configuration Attributes
40  */
41 #define RX_HS_G1_SYNC_LENGTH_CAP		0x008B
42 #define RX_HS_G1_PREP_LENGTH_CAP		0x008C
43 #define RX_MIN_ACTIVATETIME_CAPABILITY		0x008F
44 #define RX_HIBERN8TIME_CAPABILITY		0x0092
45 #define RX_HS_G2_SYNC_LENGTH_CAP		0x0094
46 #define RX_HS_G3_SYNC_LENGTH_CAP		0x0095
47 #define RX_HS_G2_PREP_LENGTH_CAP		0x0096
48 #define RX_HS_G3_PREP_LENGTH_CAP		0x0097
49 #define RX_ADV_GRANULARITY_CAP			0x0098
50 #define RX_HIBERN8TIME_CAP			0x0092
51 #define RX_ADV_HIBERN8TIME_CAP			0x0099
52 #define RX_ADV_MIN_ACTIVATETIME_CAP		0x009A
53 #define RX_MODE					0x00A1
54 #define RX_HSRATE_SERIES			0x00A2
55 #define RX_HSGEAR				0x00A3
56 #define RX_PWMGEAR				0x00A4
57 #define RX_LS_TERMINATED_ENABLE			0x00A5
58 #define RX_HS_UNTERMINATED_ENABLE		0x00A6
59 #define RX_ENTER_HIBERN8			0x00A7
60 #define RX_BYPASS_8B10B_ENABLE			0x00A8
61 #define RX_TERMINATION_FORCE_ENABLE		0x00A9
62 #define RXCALCTRL				0x00B4
63 #define RXSQCTRL				0x00B5
64 #define CFGRXCDR8				0x00BA
65 #define CFGRXOVR8				0x00BD
66 #define CFGRXOVR6				0x00BF
67 #define RXDIRECTCTRL2				0x00C7
68 #define CFGRXOVR4				0x00E9
69 #define RX_REFCLKFREQ				0x00EB
70 #define	RX_CFGCLKFREQVAL			0x00EC
71 #define CFGWIDEINLN				0x00F0
72 #define ENARXDIRECTCFG4				0x00F2
73 #define ENARXDIRECTCFG3				0x00F3
74 #define ENARXDIRECTCFG2				0x00F4
75 
76 
77 #define is_mphy_tx_attr(attr)			(attr < RX_MODE)
78 #define RX_ADV_FINE_GRAN_STEP(x)		((((x) & 0x3) << 1) | 0x1)
79 #define SYNC_LEN_FINE(x)			((x) & 0x3F)
80 #define SYNC_LEN_COARSE(x)			((1 << 6) | ((x) & 0x3F))
81 #define PREP_LEN(x)				((x) & 0xF)
82 
83 #define RX_MIN_ACTIVATETIME_UNIT_US		100
84 #define HIBERN8TIME_UNIT_US			100
85 
86 /*
87  * Common Block Attributes
88  */
89 #define TX_GLOBALHIBERNATE			UNIPRO_CB_OFFSET(0x002B)
90 #define REFCLKMODE				UNIPRO_CB_OFFSET(0x00BF)
91 #define DIRECTCTRL19				UNIPRO_CB_OFFSET(0x00CD)
92 #define DIRECTCTRL10				UNIPRO_CB_OFFSET(0x00E6)
93 #define CDIRECTCTRL6				UNIPRO_CB_OFFSET(0x00EA)
94 #define RTOBSERVESELECT				UNIPRO_CB_OFFSET(0x00F0)
95 #define CBDIVFACTOR				UNIPRO_CB_OFFSET(0x00F1)
96 #define CBDCOCTRL5				UNIPRO_CB_OFFSET(0x00F3)
97 #define CBPRGPLL2				UNIPRO_CB_OFFSET(0x00F8)
98 #define CBPRGTUNING				UNIPRO_CB_OFFSET(0x00FB)
99 
100 #define UNIPRO_CB_OFFSET(x)			(0x8000 | x)
101 
102 /*
103  * PHY Adapter attributes
104  */
105 #define PA_PHY_TYPE		0x1500
106 #define PA_AVAILTXDATALANES	0x1520
107 #define PA_MAXTXSPEEDFAST	0x1521
108 #define PA_MAXTXSPEEDSLOW	0x1522
109 #define PA_MAXRXSPEEDFAST	0x1541
110 #define PA_MAXRXSPEEDSLOW	0x1542
111 #define PA_TXLINKSTARTUPHS	0x1544
112 #define PA_AVAILRXDATALANES	0x1540
113 #define PA_MINRXTRAILINGCLOCKS	0x1543
114 #define PA_LOCAL_TX_LCC_ENABLE	0x155E
115 #define PA_ACTIVETXDATALANES	0x1560
116 #define PA_CONNECTEDTXDATALANES	0x1561
117 #define PA_TXFORCECLOCK		0x1562
118 #define PA_TXPWRMODE		0x1563
119 #define PA_TXTRAILINGCLOCKS	0x1564
120 #define PA_TXSPEEDFAST		0x1565
121 #define PA_TXSPEEDSLOW		0x1566
122 #define PA_TXPWRSTATUS		0x1567
123 #define PA_TXGEAR		0x1568
124 #define PA_TXTERMINATION	0x1569
125 #define PA_HSSERIES		0x156A
126 #define PA_LEGACYDPHYESCDL	0x1570
127 #define PA_PWRMODE		0x1571
128 #define PA_ACTIVERXDATALANES	0x1580
129 #define PA_CONNECTEDRXDATALANES	0x1581
130 #define PA_RXPWRSTATUS		0x1582
131 #define PA_RXGEAR		0x1583
132 #define PA_RXTERMINATION	0x1584
133 #define PA_MAXRXPWMGEAR		0x1586
134 #define PA_MAXRXHSGEAR		0x1587
135 #define PA_PACPREQTIMEOUT	0x1590
136 #define PA_PACPREQEOBTIMEOUT	0x1591
137 #define PA_REMOTEVERINFO	0x15A0
138 #define PA_LOGICALLANEMAP	0x15A1
139 #define PA_SLEEPNOCONFIGTIME	0x15A2
140 #define PA_STALLNOCONFIGTIME	0x15A3
141 #define PA_SAVECONFIGTIME	0x15A4
142 #define PA_RXHSUNTERMCAP	0x15A5
143 #define PA_RXLSTERMCAP		0x15A6
144 #define PA_HIBERN8TIME		0x15A7
145 #define PA_LOCALVERINFO		0x15A9
146 #define PA_GRANULARITY		0x15AA
147 #define PA_TACTIVATE		0x15A8
148 #define PA_PWRMODEUSERDATA0	0x15B0
149 #define PA_PWRMODEUSERDATA1	0x15B1
150 #define PA_PWRMODEUSERDATA2	0x15B2
151 #define PA_PWRMODEUSERDATA3	0x15B3
152 #define PA_PWRMODEUSERDATA4	0x15B4
153 #define PA_PWRMODEUSERDATA5	0x15B5
154 #define PA_PWRMODEUSERDATA6	0x15B6
155 #define PA_PWRMODEUSERDATA7	0x15B7
156 #define PA_PWRMODEUSERDATA8	0x15B8
157 #define PA_PWRMODEUSERDATA9	0x15B9
158 #define PA_PWRMODEUSERDATA10	0x15BA
159 #define PA_PWRMODEUSERDATA11	0x15BB
160 #define PA_PACPFRAMECOUNT	0x15C0
161 #define PA_PACPERRORCOUNT	0x15C1
162 #define PA_PHYTESTCONTROL	0x15C2
163 #define PA_TXHSADAPTTYPE       0x15D4
164 
165 /* Adpat type for PA_TXHSADAPTTYPE attribute */
166 #define PA_REFRESH_ADAPT       0x00
167 #define PA_INITIAL_ADAPT       0x01
168 #define PA_NO_ADAPT            0x03
169 
170 #define PA_TACTIVATE_TIME_UNIT_US	10
171 #define PA_HIBERN8_TIME_UNIT_US		100
172 
173 /*Other attributes*/
174 #define VS_POWERSTATE		0xD083
175 #define VS_MPHYCFGUPDT		0xD085
176 #define VS_DEBUGOMC		0xD09E
177 
178 #define PA_GRANULARITY_MIN_VAL	1
179 #define PA_GRANULARITY_MAX_VAL	6
180 
181 /* PHY Adapter Protocol Constants */
182 #define PA_MAXDATALANES	4
183 
184 #define DL_FC0ProtectionTimeOutVal_Default	8191
185 #define DL_TC0ReplayTimeOutVal_Default		65535
186 #define DL_AFC0ReqTimeOutVal_Default		32767
187 #define DL_FC1ProtectionTimeOutVal_Default	8191
188 #define DL_TC1ReplayTimeOutVal_Default		65535
189 #define DL_AFC1ReqTimeOutVal_Default		32767
190 
191 #define DME_LocalFC0ProtectionTimeOutVal	0xD041
192 #define DME_LocalTC0ReplayTimeOutVal		0xD042
193 #define DME_LocalAFC0ReqTimeOutVal		0xD043
194 
195 /* PA power modes */
196 enum {
197 	FAST_MODE	= 1,
198 	SLOW_MODE	= 2,
199 	FASTAUTO_MODE	= 4,
200 	SLOWAUTO_MODE	= 5,
201 	UNCHANGED	= 7,
202 };
203 
204 #define PWRMODE_MASK		0xF
205 #define PWRMODE_RX_OFFSET	4
206 
207 /* PA TX/RX Frequency Series */
208 enum {
209 	PA_HS_MODE_A	= 1,
210 	PA_HS_MODE_B	= 2,
211 };
212 
213 enum ufs_pwm_gear_tag {
214 	UFS_PWM_DONT_CHANGE,	/* Don't change Gear */
215 	UFS_PWM_G1,		/* PWM Gear 1 (default for reset) */
216 	UFS_PWM_G2,		/* PWM Gear 2 */
217 	UFS_PWM_G3,		/* PWM Gear 3 */
218 	UFS_PWM_G4,		/* PWM Gear 4 */
219 	UFS_PWM_G5,		/* PWM Gear 5 */
220 	UFS_PWM_G6,		/* PWM Gear 6 */
221 	UFS_PWM_G7,		/* PWM Gear 7 */
222 };
223 
224 enum ufs_hs_gear_tag {
225 	UFS_HS_DONT_CHANGE,	/* Don't change Gear */
226 	UFS_HS_G1,		/* HS Gear 1 (default for reset) */
227 	UFS_HS_G2,		/* HS Gear 2 */
228 	UFS_HS_G3,		/* HS Gear 3 */
229 	UFS_HS_G4,		/* HS Gear 4 */
230 	UFS_HS_G5		/* HS Gear 5 */
231 };
232 
233 enum ufs_lanes {
234 	UFS_LANE_DONT_CHANGE,	/* Don't change Lane */
235 	UFS_LANE_1,		/* Lane 1 (default for reset) */
236 	UFS_LANE_2,		/* Lane 2 */
237 };
238 
239 enum ufs_unipro_ver {
240 	UFS_UNIPRO_VER_RESERVED = 0,
241 	UFS_UNIPRO_VER_1_40 = 1, /* UniPro version 1.40 */
242 	UFS_UNIPRO_VER_1_41 = 2, /* UniPro version 1.41 */
243 	UFS_UNIPRO_VER_1_6  = 3, /* UniPro version 1.6 */
244 	UFS_UNIPRO_VER_1_61 = 4, /* UniPro version 1.61 */
245 	UFS_UNIPRO_VER_1_8  = 5, /* UniPro version 1.8 */
246 	UFS_UNIPRO_VER_MAX  = 6, /* UniPro unsupported version */
247 	/* UniPro version field mask in PA_LOCALVERINFO */
248 	UFS_UNIPRO_VER_MASK = 0xF,
249 };
250 
251 /*
252  * Data Link Layer Attributes
253  */
254 #define DL_TXPREEMPTIONCAP	0x2000
255 #define DL_TC0TXMAXSDUSIZE	0x2001
256 #define DL_TC0RXINITCREDITVAL	0x2002
257 #define DL_TC1TXMAXSDUSIZE	0x2003
258 #define DL_TC1RXINITCREDITVAL	0x2004
259 #define DL_TC0TXBUFFERSIZE	0x2005
260 #define DL_TC1TXBUFFERSIZE	0x2006
261 #define DL_TC0TXFCTHRESHOLD	0x2040
262 #define DL_FC0PROTTIMEOUTVAL	0x2041
263 #define DL_TC0REPLAYTIMEOUTVAL	0x2042
264 #define DL_AFC0REQTIMEOUTVAL	0x2043
265 #define DL_AFC0CREDITTHRESHOLD	0x2044
266 #define DL_TC0OUTACKTHRESHOLD	0x2045
267 #define DL_PEERTC0PRESENT	0x2046
268 #define DL_PEERTC0RXINITCREVAL	0x2047
269 #define DL_TC1TXFCTHRESHOLD	0x2060
270 #define DL_FC1PROTTIMEOUTVAL	0x2061
271 #define DL_TC1REPLAYTIMEOUTVAL	0x2062
272 #define DL_AFC1REQTIMEOUTVAL	0x2063
273 #define DL_AFC1CREDITTHRESHOLD	0x2064
274 #define DL_TC1OUTACKTHRESHOLD	0x2065
275 #define DL_PEERTC1PRESENT	0x2066
276 #define DL_PEERTC1RXINITCREVAL	0x2067
277 
278 /*
279  * Network Layer Attributes
280  */
281 #define N_DEVICEID		0x3000
282 #define N_DEVICEID_VALID	0x3001
283 #define N_TC0TXMAXSDUSIZE	0x3020
284 #define N_TC1TXMAXSDUSIZE	0x3021
285 
286 /*
287  * Transport Layer Attributes
288  */
289 #define T_NUMCPORTS		0x4000
290 #define T_NUMTESTFEATURES	0x4001
291 #define T_CONNECTIONSTATE	0x4020
292 #define T_PEERDEVICEID		0x4021
293 #define T_PEERCPORTID		0x4022
294 #define T_TRAFFICCLASS		0x4023
295 #define T_PROTOCOLID		0x4024
296 #define T_CPORTFLAGS		0x4025
297 #define T_TXTOKENVALUE		0x4026
298 #define T_RXTOKENVALUE		0x4027
299 #define T_LOCALBUFFERSPACE	0x4028
300 #define T_PEERBUFFERSPACE	0x4029
301 #define T_CREDITSTOSEND		0x402A
302 #define T_CPORTMODE		0x402B
303 #define T_TC0TXMAXSDUSIZE	0x4060
304 #define T_TC1TXMAXSDUSIZE	0x4061
305 
306 /* CPort setting */
307 #define E2EFC_ON	(1 << 0)
308 #define E2EFC_OFF	(0 << 0)
309 #define CSD_N_ON	(0 << 1)
310 #define CSD_N_OFF	(1 << 1)
311 #define CSV_N_ON	(0 << 2)
312 #define CSV_N_OFF	(1 << 2)
313 #define CPORT_DEF_FLAGS	(CSV_N_OFF | CSD_N_OFF | E2EFC_OFF)
314 
315 /* CPort connection state */
316 enum {
317 	CPORT_IDLE = 0,
318 	CPORT_CONNECTED,
319 };
320 
321 #endif /* _UNIPRO_H_ */
322