xref: /linux/drivers/net/phy/mscc/mscc_ptp.h (revision 37816488247ddddbc3de113c78c83572274b1e2e)
1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
2 /*
3  * Driver for Microsemi VSC85xx PHYs
4  *
5  * Copyright (c) 2020 Microsemi Corporation
6  */
7 
8 #ifndef _MSCC_PHY_PTP_H_
9 #define _MSCC_PHY_PTP_H_
10 
11 /* 1588 page Registers */
12 #define MSCC_PHY_TS_BIU_ADDR_CNTL	  16
13 #define BIU_ADDR_EXE			  0x8000
14 #define BIU_ADDR_READ			  0x4000
15 #define BIU_ADDR_WRITE			  0x0000
16 #define BIU_BLK_ID(x)			  ((x) << 11)
17 #define BIU_CSR_ADDR(x)			  (x)
18 #define BIU_ADDR_CNT_MAX		  8
19 
20 #define MSCC_PHY_TS_CSR_DATA_LSB	  17
21 #define MSCC_PHY_TS_CSR_DATA_MSB	  18
22 
23 #define MSCC_PHY_1588_INGR_VSC85XX_INT_STATUS  0x002d
24 #define MSCC_PHY_1588_VSC85XX_INT_STATUS  0x004d
25 #define VSC85XX_1588_INT_FIFO_ADD	  0x0004
26 #define VSC85XX_1588_INT_FIFO_OVERFLOW	  0x0001
27 
28 #define MSCC_PHY_1588_INGR_VSC85XX_INT_MASK	  0x002e
29 #define MSCC_PHY_1588_VSC85XX_INT_MASK	  0x004e
30 #define VSC85XX_1588_INT_MASK_MASK	  (VSC85XX_1588_INT_FIFO_ADD | \
31 					   VSC85XX_1588_INT_FIFO_OVERFLOW)
32 
33 /* TS CSR addresses */
34 #define MSCC_PHY_ANA_ETH1_NTX_PROT	  0x0000
35 #define ANA_ETH1_NTX_PROT_SIG_OFF_MASK	  GENMASK(20, 16)
36 #define ANA_ETH1_NTX_PROT_SIG_OFF(x)	  (((x) << 16) & ANA_ETH1_NTX_PROT_SIG_OFF_MASK)
37 #define ANA_ETH1_NTX_PROT_COMPARATOR_MASK GENMASK(2, 0)
38 #define ANA_ETH1_NTX_PROT_PTP_OAM	  0x0005
39 #define ANA_ETH1_NTX_PROT_MPLS		  0x0004
40 #define ANA_ETH1_NTX_PROT_IP_UDP_ACH_2	  0x0003
41 #define ANA_ETH1_NTX_PROT_IP_UDP_ACH_1	  0x0002
42 #define ANA_ETH1_NTX_PROT_ETH2		  0x0001
43 
44 #define MSCC_PHY_PTP_IFACE_CTRL		  0x0000
45 #define PTP_IFACE_CTRL_CLK_ENA		  0x0040
46 #define PTP_IFACE_CTRL_INGR_BYPASS	  0x0008
47 #define PTP_IFACE_CTRL_EGR_BYPASS	  0x0004
48 #define PTP_IFACE_CTRL_MII_PROT		  0x0003
49 #define PTP_IFACE_CTRL_GMII_PROT	  0x0002
50 #define PTP_IFACE_CTRL_XGMII_64_PROT	  0x0000
51 
52 #define MSCC_PHY_ANA_ETH1_NTX_PROT_VLAN_TPID	0x0001
53 #define ANA_ETH1_NTX_PROT_VLAN_TPID_MASK  GENMASK(31, 16)
54 #define ANA_ETH1_NTX_PROT_VLAN_TPID(x)	  (((x) << 16) & ANA_ETH1_NTX_PROT_VLAN_TPID_MASK)
55 
56 #define MSCC_PHY_PTP_ANALYZER_MODE	  0x0001
57 #define PTP_ANA_SPLIT_ENCAP_FLOW	  0x1000000
58 #define PTP_ANA_EGR_ENCAP_FLOW_MODE_MASK  GENMASK(22, 20)
59 #define PTP_ANA_EGR_ENCAP_FLOW_MODE(x)	  (((x) << 20) & PTP_ANA_EGR_ENCAP_FLOW_MODE_MASK)
60 #define PTP_ANA_INGR_ENCAP_FLOW_MODE_MASK GENMASK(18, 16)
61 #define PTP_ANA_INGR_ENCAP_FLOW_MODE(x)	  (((x) << 16) & PTP_ANA_INGR_ENCAP_FLOW_MODE_MASK)
62 #define PTP_ANALYZER_MODE_EGR_ENA_MASK	  GENMASK(6, 4)
63 #define PTP_ANALYZER_MODE_EGR_ENA(x)	  (((x) << 4) & PTP_ANALYZER_MODE_EGR_ENA_MASK)
64 #define PTP_ANALYZER_MODE_INGR_ENA_MASK	  GENMASK(2, 0)
65 #define PTP_ANALYZER_MODE_INGR_ENA(x)	  ((x) & PTP_ANALYZER_MODE_INGR_ENA_MASK)
66 
67 #define MSCC_PHY_ANA_ETH1_NXT_PROT_TAG	  0x0002
68 #define ANA_ETH1_NXT_PROT_TAG_ENA	  0x0001
69 
70 #define MSCC_PHY_PTP_MODE_CTRL		  0x0002
71 #define PTP_MODE_CTRL_MODE_MASK		  GENMASK(2, 0)
72 #define PTP_MODE_CTRL_PKT_MODE		  0x0004
73 
74 #define MSCC_PHY_ANA_ETH1_NXT_PROT_ETYPE_MATCH	0x0003
75 #define ANA_ETH1_NXT_PROT_ETYPE_MATCH_ENA 0x10000
76 #define ANA_ETH1_NXT_PROT_ETYPE_MATCH_MASK	GENMASK(15, 0)
77 #define ANA_ETH1_NXT_PROT_ETYPE_MATCH(x)  ((x) & ANA_ETH1_NXT_PROT_ETYPE_MATCH_MASK)
78 
79 #define MSCC_PHY_PTP_VERSION_CODE	  0x0003
80 #define PTP_IP_VERSION_MASK		  GENMASK(7, 0)
81 #define PTP_IP_VERSION_2_1		  0x0021
82 
83 #define MSCC_ANA_ETH1_FLOW_ENA(x)	  (0x0010 + ((x) << 4))
84 #define ETH1_FLOW_ENA_CHANNEL_MASK_MASK	  GENMASK(9, 8)
85 #define ETH1_FLOW_ENA_CHANNEL_MASK(x)	  (((x) << 8) & ETH1_FLOW_ENA_CHANNEL_MASK_MASK)
86 #define ETH1_FLOW_VALID_CH1	  ETH1_FLOW_ENA_CHANNEL_MASK(2)
87 #define ETH1_FLOW_VALID_CH0	  ETH1_FLOW_ENA_CHANNEL_MASK(1)
88 #define ETH1_FLOW_ENA			  0x0001
89 
90 #define MSCC_ANA_ETH1_FLOW_MATCH_MODE(x)  (MSCC_ANA_ETH1_FLOW_ENA(x) + 1)
91 #define ANA_ETH1_FLOW_MATCH_VLAN_TAG_MASK GENMASK(7, 6)
92 #define ANA_ETH1_FLOW_MATCH_VLAN_TAG(x)	  (((x) << 6) & ANA_ETH1_FLOW_MATCH_VLAN_TAG_MASK)
93 #define ANA_ETH1_FLOW_MATCH_VLAN_TAG2	  0x0200
94 #define ANA_ETH1_FLOW_MATCH_VLAN_VERIFY	  0x0010
95 
96 #define MSCC_ANA_ETH1_FLOW_ADDR_MATCH1(x) (MSCC_ANA_ETH1_FLOW_ENA(x) + 2)
97 
98 #define MSCC_ANA_ETH1_FLOW_ADDR_MATCH2(x) (MSCC_ANA_ETH1_FLOW_ENA(x) + 3)
99 #define ANA_ETH1_FLOW_ADDR_MATCH2_MASK_MASK	GENMASK(22, 20)
100 #define ANA_ETH1_FLOW_ADDR_MATCH2_ANY_MULTICAST	0x400000
101 #define ANA_ETH1_FLOW_ADDR_MATCH2_ANY_UNICAST	0x200000
102 #define ANA_ETH1_FLOW_ADDR_MATCH2_FULL_ADDR	0x100000
103 #define ANA_ETH1_FLOW_ADDR_MATCH2_SRC_DEST_MASK	GENMASK(17, 16)
104 #define ANA_ETH1_FLOW_ADDR_MATCH2_SRC_DEST	0x020000
105 #define ANA_ETH1_FLOW_ADDR_MATCH2_SRC	  0x010000
106 #define ANA_ETH1_FLOW_ADDR_MATCH2_DEST	  0x000000
107 
108 #define MSCC_ANA_ETH1_FLOW_VLAN_RANGE_I_TAG(x)	(MSCC_ANA_ETH1_FLOW_ENA(x) + 4)
109 #define MSCC_ANA_ETH1_FLOW_VLAN_TAG1(x)	  (MSCC_ANA_ETH1_FLOW_ENA(x) + 5)
110 #define MSCC_ANA_ETH1_FLOW_VLAN_TAG2_I_TAG(x)	(MSCC_ANA_ETH1_FLOW_ENA(x) + 6)
111 
112 #define MSCC_PHY_PTP_LTC_CTRL		  0x0010
113 #define PTP_LTC_CTRL_CLK_SEL_MASK	  GENMASK(14, 12)
114 #define PTP_LTC_CTRL_CLK_SEL(x)		  (((x) << 12) & PTP_LTC_CTRL_CLK_SEL_MASK)
115 #define PTP_LTC_CTRL_CLK_SEL_INTERNAL_250 PTP_LTC_CTRL_CLK_SEL(5)
116 #define PTP_LTC_CTRL_AUTO_ADJ_UPDATE	  0x0010
117 #define PTP_LTC_CTRL_ADD_SUB_1NS_REQ	  0x0008
118 #define PTP_LTC_CTRL_ADD_1NS		  0x0004
119 #define PTP_LTC_CTRL_SAVE_ENA		  0x0002
120 #define PTP_LTC_CTRL_LOAD_ENA		  0x0001
121 
122 #define MSCC_PHY_PTP_LTC_LOAD_SEC_MSB	  0x0011
123 #define PTP_LTC_LOAD_SEC_MSB(x)		  (((x) & GENMASK_ULL(47, 32)) >> 32)
124 
125 #define MSCC_PHY_PTP_LTC_LOAD_SEC_LSB	  0x0012
126 #define PTP_LTC_LOAD_SEC_LSB(x)		  ((x) & GENMASK(31, 0))
127 
128 #define MSCC_PHY_PTP_LTC_LOAD_NS	  0x0013
129 #define PTP_LTC_LOAD_NS(x)		  ((x) & GENMASK(31, 0))
130 
131 #define MSCC_PHY_PTP_LTC_SAVED_SEC_MSB	  0x0014
132 #define MSCC_PHY_PTP_LTC_SAVED_SEC_LSB	  0x0015
133 #define MSCC_PHY_PTP_LTC_SAVED_NS	  0x0016
134 
135 #define MSCC_PHY_PTP_LTC_SEQUENCE	  0x0017
136 #define PTP_LTC_SEQUENCE_A_MASK		  GENMASK(3, 0)
137 #define PTP_LTC_SEQUENCE_A(x)		  ((x) & PTP_LTC_SEQUENCE_A_MASK)
138 
139 #define MSCC_PHY_PTP_LTC_SEQ		  0x0018
140 #define PTP_LTC_SEQ_ADD_SUB		  0x80000
141 #define PTP_LTC_SEQ_ERR_MASK		  GENMASK(18, 0)
142 #define PTP_LTC_SEQ_ERR(x)		  ((x) & PTP_LTC_SEQ_ERR_MASK)
143 
144 #define MSCC_PHY_PTP_LTC_AUTO_ADJ	  0x001a
145 #define PTP_AUTO_ADJ_NS_ROLLOVER(x)	  ((x) & GENMASK(29, 0))
146 #define PTP_AUTO_ADJ_ADD_SUB_1NS_MASK	  GENMASK(31, 30)
147 #define PTP_AUTO_ADJ_SUB_1NS		  0x80000000
148 #define PTP_AUTO_ADJ_ADD_1NS		  0x40000000
149 
150 #define MSCC_PHY_PTP_LTC_1PPS_WIDTH_ADJ	  0x001b
151 #define PTP_LTC_1PPS_WIDTH_ADJ_MASK	  GENMASK(29, 0)
152 
153 #define MSCC_PHY_PTP_TSTAMP_FIFO_SI	  0x0020
154 #define PTP_TSTAMP_FIFO_SI_EN		  0x0001
155 
156 #define MSCC_PHY_PTP_INGR_PREDICTOR	  0x0022
157 #define PTP_INGR_PREDICTOR_EN		  0x0001
158 
159 #define MSCC_PHY_PTP_EGR_PREDICTOR	  0x0026
160 #define PTP_EGR_PREDICTOR_EN		  0x0001
161 
162 #define MSCC_PHY_PTP_INGR_TSP_CTRL	  0x0035
163 #define PHY_PTP_INGR_TSP_CTRL_FRACT_NS	  0x0004
164 #define PHY_PTP_INGR_TSP_CTRL_LOAD_DELAYS 0x0001
165 
166 #define MSCC_PHY_PTP_INGR_LOCAL_LATENCY	  0x0037
167 #define PTP_INGR_LOCAL_LATENCY_MASK	  GENMASK(22, 0)
168 #define PTP_INGR_LOCAL_LATENCY(x)	  ((x) & PTP_INGR_LOCAL_LATENCY_MASK)
169 
170 #define MSCC_PHY_PTP_INGR_DELAY_FIFO	  0x003a
171 #define PTP_INGR_DELAY_FIFO_DEPTH_MACSEC  0x0013
172 #define PTP_INGR_DELAY_FIFO_DEPTH_DEFAULT 0x000f
173 
174 #define MSCC_PHY_PTP_INGR_TS_FIFO(x)	  (0x005c + (x))
175 #define PTP_INGR_TS_FIFO_EMPTY		  0x80000000
176 
177 #define MSCC_PHY_PTP_INGR_REWRITER_CTRL	  0x0044
178 #define PTP_INGR_REWRITER_REDUCE_PREAMBLE 0x0010
179 #define PTP_INGR_REWRITER_FLAG_VAL	  0x0008
180 #define PTP_INGR_REWRITER_FLAG_BIT_OFF_M  GENMASK(2, 0)
181 #define PTP_INGR_REWRITER_FLAG_BIT_OFF(x) ((x) & PTP_INGR_REWRITER_FLAG_BIT_OFF_M)
182 
183 #define MSCC_PHY_PTP_EGR_STALL_LATENCY	  0x004f
184 
185 #define MSCC_PHY_PTP_EGR_TSP_CTRL	  0x0055
186 #define PHY_PTP_EGR_TSP_CTRL_FRACT_NS	  0x0004
187 #define PHY_PTP_EGR_TSP_CTRL_LOAD_DELAYS  0x0001
188 
189 #define MSCC_PHY_PTP_EGR_LOCAL_LATENCY	  0x0057
190 #define PTP_EGR_LOCAL_LATENCY_MASK	  GENMASK(22, 0)
191 #define PTP_EGR_LOCAL_LATENCY(x)	  ((x) & PTP_EGR_LOCAL_LATENCY_MASK)
192 
193 #define MSCC_PHY_PTP_EGR_DELAY_FIFO	  0x005a
194 #define PTP_EGR_DELAY_FIFO_DEPTH_MACSEC	  0x0013
195 #define PTP_EGR_DELAY_FIFO_DEPTH_DEFAULT  0x000f
196 
197 #define MSCC_PHY_PTP_EGR_TS_FIFO_CTRL	  0x005b
198 #define PTP_EGR_TS_FIFO_RESET		  0x10000
199 #define PTP_EGR_FIFO_LEVEL_LAST_READ_MASK GENMASK(15, 12)
200 #define PTP_EGR_FIFO_LEVEL_LAST_READ(x)	  (((x) & PTP_EGR_FIFO_LEVEL_LAST_READ_MASK) >> 12)
201 #define PTP_EGR_TS_FIFO_THRESH_MASK	  GENMASK(11, 8)
202 #define PTP_EGR_TS_FIFO_THRESH(x)	  (((x) << 8) & PTP_EGR_TS_FIFO_THRESH_MASK)
203 #define PTP_EGR_TS_FIFO_SIG_BYTES_MASK	  GENMASK(4, 0)
204 #define PTP_EGR_TS_FIFO_SIG_BYTES(x)	  ((x) & PTP_EGR_TS_FIFO_SIG_BYTES_MASK)
205 
206 #define MSCC_PHY_PTP_EGR_TS_FIFO(x)	  (0x005c + (x))
207 #define PTP_EGR_TS_FIFO_EMPTY		  0x80000000
208 #define PTP_EGR_TS_FIFO_0_MASK		  GENMASK(15, 0)
209 
210 #define MSCC_PHY_PTP_EGR_REWRITER_CTRL	  0x0064
211 #define PTP_EGR_REWRITER_REDUCE_PREAMBLE  0x0010
212 #define PTP_EGR_REWRITER_FLAG_VAL	  0x0008
213 #define PTP_EGR_REWRITER_FLAG_BIT_OFF_M   GENMASK(2, 0)
214 #define PTP_EGR_REWRITER_FLAG_BIT_OFF(x)  ((x) & PTP_EGR_REWRITER_FLAG_BIT_OFF_M)
215 
216 #define MSCC_PHY_PTP_SERIAL_TOD_IFACE	  0x006e
217 #define PTP_SERIAL_TOD_IFACE_LS_AUTO_CLR  0x0004
218 
219 #define MSCC_PHY_PTP_LTC_OFFSET		  0x0070
220 #define PTP_LTC_OFFSET_ADJ		  BIT(31)
221 #define PTP_LTC_OFFSET_ADD		  BIT(30)
222 #define PTP_LTC_OFFSET_VAL(x)		  (x)
223 
224 #define MSCC_PHY_PTP_ACCUR_CFG_STATUS	  0x0074
225 #define PTP_ACCUR_PPS_OUT_CALIB_ERR	  0x20000
226 #define PTP_ACCUR_PPS_OUT_CALIB_DONE	  0x10000
227 #define PTP_ACCUR_PPS_IN_CALIB_ERR	  0x4000
228 #define PTP_ACCUR_PPS_IN_CALIB_DONE	  0x2000
229 #define PTP_ACCUR_EGR_SOF_CALIB_ERR	  0x1000
230 #define PTP_ACCUR_EGR_SOF_CALIB_DONE	  0x0800
231 #define PTP_ACCUR_INGR_SOF_CALIB_ERR	  0x0400
232 #define PTP_ACCUR_INGR_SOF_CALIB_DONE	  0x0200
233 #define PTP_ACCUR_LOAD_SAVE_CALIB_ERR	  0x0100
234 #define PTP_ACCUR_LOAD_SAVE_CALIB_DONE	  0x0080
235 #define PTP_ACCUR_CALIB_TRIGG		  0x0040
236 #define PTP_ACCUR_PPS_OUT_BYPASS	  0x0010
237 #define PTP_ACCUR_PPS_IN_BYPASS		  0x0008
238 #define PTP_ACCUR_EGR_SOF_BYPASS	  0x0004
239 #define PTP_ACCUR_INGR_SOF_BYPASS	  0x0002
240 #define PTP_ACCUR_LOAD_SAVE_BYPASS	  0x0001
241 
242 #define MSCC_PHY_ANA_ETH2_NTX_PROT	  0x0090
243 #define ANA_ETH2_NTX_PROT_COMPARATOR_MASK GENMASK(2, 0)
244 #define ANA_ETH2_NTX_PROT_PTP_OAM	  0x0005
245 #define ANA_ETH2_NTX_PROT_MPLS		  0x0004
246 #define ANA_ETH2_NTX_PROT_IP_UDP_ACH_2	  0x0003
247 #define ANA_ETH2_NTX_PROT_IP_UDP_ACH_1	  0x0002
248 #define ANA_ETH2_NTX_PROT_ETH2		  0x0001
249 
250 #define MSCC_PHY_ANA_ETH2_NXT_PROT_ETYPE_MATCH	0x0003
251 #define ANA_ETH2_NXT_PROT_ETYPE_MATCH_ENA 0x10000
252 #define ANA_ETH2_NXT_PROT_ETYPE_MATCH_MASK	GENMASK(15, 0)
253 #define ANA_ETH2_NXT_PROT_ETYPE_MATCH(x)  ((x) & ANA_ETH2_NXT_PROT_ETYPE_MATCH_MASK)
254 
255 #define MSCC_ANA_ETH2_FLOW_ENA(x)	  (0x00a0 + ((x) << 4))
256 #define ETH2_FLOW_ENA_CHANNEL_MASK_MASK	  GENMASK(9, 8)
257 #define ETH2_FLOW_ENA_CHANNEL_MASK(x)	  (((x) << 8) & ETH2_FLOW_ENA_CHANNEL_MASK_MASK)
258 #define ETH2_FLOW_VALID_CH1	  ETH2_FLOW_ENA_CHANNEL_MASK(2)
259 #define ETH2_FLOW_VALID_CH0	  ETH2_FLOW_ENA_CHANNEL_MASK(1)
260 
261 #define MSCC_PHY_ANA_MPLS_COMP_NXT_COMP	  0x0120
262 #define ANA_MPLS_NTX_PROT_COMPARATOR_MASK GENMASK(2, 0)
263 #define ANA_MPLS_NTX_PROT_PTP_OAM	  0x0005
264 #define ANA_MPLS_NTX_PROT_MPLS		  0x0004
265 #define ANA_MPLS_NTX_PROT_IP_UDP_ACH_2	  0x0003
266 #define ANA_MPLS_NTX_PROT_IP_UDP_ACH_1	  0x0002
267 #define ANA_MPLS_NTX_PROT_ETH2		  0x0001
268 
269 #define MSCC_ANA_MPLS_FLOW_CTRL(x)	  (0x0130 + ((x) << 4))
270 #define MPLS_FLOW_CTRL_CHANNEL_MASK_MASK  GENMASK(25, 24)
271 #define MPLS_FLOW_CTRL_CHANNEL_MASK(x)	  (((x) << 24) & MPLS_FLOW_CTRL_CHANNEL_MASK_MASK)
272 #define MPLS_FLOW_VALID_CH1		  MPLS_FLOW_CTRL_CHANNEL_MASK(2)
273 #define MPLS_FLOW_VALID_CH0		  MPLS_FLOW_CTRL_CHANNEL_MASK(1)
274 
275 #define MSCC_ANA_IP1_NXT_PROT_NXT_COMP	  0x01b0
276 #define ANA_IP1_NXT_PROT_NXT_COMP_BYTES_HDR_MASK	GENMASK(15, 8)
277 #define ANA_IP1_NXT_PROT_NXT_COMP_BYTES_HDR(x)	(((x) << 8) & ANA_IP1_NXT_PROT_NXT_COMP_BYTES_HDR_MASK)
278 #define ANA_IP1_NXT_PROT_NXT_COMP_PTP_OAM	0x0005
279 #define ANA_IP1_NXT_PROT_NXT_COMP_IP_UDP_ACH2	0x0003
280 
281 #define MSCC_ANA_IP1_NXT_PROT_IP1_MODE	  0x01b1
282 #define ANA_IP1_NXT_PROT_FLOW_OFFSET_IPV4 0x0c00
283 #define ANA_IP1_NXT_PROT_FLOW_OFFSET_IPV6 0x0800
284 #define ANA_IP1_NXT_PROT_IPV6		  0x0001
285 #define ANA_IP1_NXT_PROT_IPV4		  0x0000
286 
287 #define MSCC_ANA_IP1_NXT_PROT_IP_MATCH1	  0x01b2
288 #define ANA_IP1_NXT_PROT_IP_MATCH1_PROT_OFF_MASK	GENMASK(20, 16)
289 #define ANA_IP1_NXT_PROT_IP_MATCH1_PROT_OFF(x)	(((x) << 16) & ANA_IP1_NXT_PROT_IP_MATCH1_PROT_OFF_MASK)
290 #define ANA_IP1_NXT_PROT_IP_MATCH1_PROT_MASK_MASK	GENMASK(15, 8)
291 #define ANA_IP1_NXT_PROT_IP_MATCH1_PROT_MASK(x)	(((x) << 15) & ANA_IP1_NXT_PROT_IP_MATCH1_PROT_MASK_MASK)
292 #define ANA_IP1_NXT_PROT_IP_MATCH1_PROT_MATCH_MASK	GENMASK(7, 0)
293 #define ANA_IP1_NXT_PROT_IP_MATCH1_PROT_MATCH(x)	((x) & ANA_IP1_NXT_PROT_IP_MATCH1_PROT_MATCH_MASK)
294 
295 #define MSCC_ANA_IP1_NXT_PROT_MATCH2_UPPER	0x01b3
296 #define MSCC_ANA_IP1_NXT_PROT_MATCH2_LOWER	0x01b4
297 #define MSCC_ANA_IP1_NXT_PROT_MASK2_UPPER	0x01b5
298 #define MSCC_ANA_IP1_NXT_PROT_MASK2_LOWER	0x01b6
299 
300 #define MSCC_ANA_IP1_NXT_PROT_OFFSET2	  0x01b7
301 #define ANA_IP1_NXT_PROT_OFFSET2_MASK	  GENMASK(6, 0)
302 #define ANA_IP1_NXT_PROT_OFFSET2(x)	  ((x) & ANA_IP1_NXT_PROT_OFFSET2_MASK)
303 
304 #define MSCC_ANA_IP1_NXT_PROT_UDP_CHKSUM  0x01b8
305 #define IP1_NXT_PROT_UDP_CHKSUM_OFF_MASK  GENMASK(15, 8)
306 #define IP1_NXT_PROT_UDP_CHKSUM_OFF(x)	  (((x) << 8) & IP1_NXT_PROT_UDP_CHKSUM_OFF_MASK)
307 #define IP1_NXT_PROT_UDP_CHKSUM_WIDTH_MASK	GENMASK(5, 4)
308 #define IP1_NXT_PROT_UDP_CHKSUM_WIDTH(x)  (((x) << 4) & IP1_NXT_PROT_UDP_CHKSUM_WIDTH_MASK)
309 #define IP1_NXT_PROT_UDP_CHKSUM_UPDATE	  0x0002
310 #define IP1_NXT_PROT_UDP_CHKSUM_CLEAR	  0x0001
311 
312 #define MSCC_ANA_IP1_FLOW_ENA(x)	  (0x01c0 + ((x) << 4))
313 #define IP1_FLOW_MATCH_ADDR_MASK	  GENMASK(9, 8)
314 #define IP1_FLOW_MATCH_DEST_SRC_ADDR	  0x0200
315 #define IP1_FLOW_MATCH_DEST_ADDR	  0x0100
316 #define IP1_FLOW_MATCH_SRC_ADDR		  0x0000
317 #define IP1_FLOW_ENA_CHANNEL_MASK_MASK	  GENMASK(5, 4)
318 #define IP1_FLOW_ENA_CHANNEL_MASK(x)	  (((x) << 4) & IP1_FLOW_ENA_CHANNEL_MASK_MASK)
319 #define IP1_FLOW_VALID_CH1		  IP1_FLOW_ENA_CHANNEL_MASK(2)
320 #define IP1_FLOW_VALID_CH0		  IP1_FLOW_ENA_CHANNEL_MASK(1)
321 #define IP1_FLOW_ENA			  0x0001
322 
323 #define MSCC_ANA_OAM_PTP_FLOW_ENA(x)	  (0x1e0 + ((x) << 4))
324 #define MSCC_ANA_OAM_PTP_FLOW_MATCH_LOWER(x)	(MSCC_ANA_OAM_PTP_FLOW_ENA(x) + 2)
325 #define MSCC_ANA_OAM_PTP_FLOW_MASK_LOWER(x)	(MSCC_ANA_OAM_PTP_FLOW_ENA(x) + 4)
326 
327 #define MSCC_ANA_OAM_PTP_FLOW_PTP_0_FIELD(x)	(MSCC_ANA_OAM_PTP_FLOW_ENA(x) + 8)
328 
329 #define MSCC_ANA_IP1_FLOW_MATCH_UPPER(x)  (MSCC_ANA_IP1_FLOW_ENA(x) + 1)
330 #define MSCC_ANA_IP1_FLOW_MATCH_UPPER_MID(x)  (MSCC_ANA_IP1_FLOW_ENA(x) + 2)
331 #define MSCC_ANA_IP1_FLOW_MATCH_LOWER_MID(x)  (MSCC_ANA_IP1_FLOW_ENA(x) + 3)
332 #define MSCC_ANA_IP1_FLOW_MATCH_LOWER(x)  (MSCC_ANA_IP1_FLOW_ENA(x) + 4)
333 #define MSCC_ANA_IP1_FLOW_MASK_UPPER(x)	  (MSCC_ANA_IP1_FLOW_ENA(x) + 5)
334 #define MSCC_ANA_IP1_FLOW_MASK_UPPER_MID(x)	  (MSCC_ANA_IP1_FLOW_ENA(x) + 6)
335 #define MSCC_ANA_IP1_FLOW_MASK_LOWER_MID(x)	  (MSCC_ANA_IP1_FLOW_ENA(x) + 7)
336 #define MSCC_ANA_IP1_FLOW_MASK_LOWER(x)	  (MSCC_ANA_IP1_FLOW_ENA(x) + 8)
337 
338 #define MSCC_ANA_IP2_NXT_PROT_NXT_COMP	  0x0240
339 #define ANA_IP2_NXT_PROT_NXT_COMP_BYTES_HDR_MASK	GENMASK(15, 8)
340 #define ANA_IP2_NXT_PROT_NXT_COMP_BYTES_HDR(x)	(((x) << 8) & ANA_IP2_NXT_PROT_NXT_COMP_BYTES_HDR_MASK)
341 #define ANA_IP2_NXT_PROT_NXT_COMP_PTP_OAM	0x0005
342 #define ANA_IP2_NXT_PROT_NXT_COMP_IP_UDP_ACH2	0x0003
343 
344 #define MSCC_ANA_IP2_NXT_PROT_UDP_CHKSUM  0x0248
345 #define IP2_NXT_PROT_UDP_CHKSUM_OFF_MASK  GENMASK(15, 8)
346 #define IP2_NXT_PROT_UDP_CHKSUM_OFF(x)	  (((x) << 8) & IP2_NXT_PROT_UDP_CHKSUM_OFF_MASK)
347 #define IP2_NXT_PROT_UDP_CHKSUM_WIDTH_MASK  GENMASK(5, 4)
348 #define IP2_NXT_PROT_UDP_CHKSUM_WIDTH(x)  (((x) << 4) & IP2_NXT_PROT_UDP_CHKSUM_WIDTH_MASK)
349 
350 #define MSCC_ANA_IP2_FLOW_ENA(x)	  (0x0250 + ((x) << 4))
351 #define IP2_FLOW_ENA_CHANNEL_MASK_MASK	  GENMASK(5, 4)
352 #define IP2_FLOW_ENA_CHANNEL_MASK(x)	  (((x) << 4) & IP2_FLOW_ENA_CHANNEL_MASK_MASK)
353 #define IP2_FLOW_VALID_CH1	  IP2_FLOW_ENA_CHANNEL_MASK(2)
354 #define IP2_FLOW_VALID_CH0	  IP2_FLOW_ENA_CHANNEL_MASK(1)
355 
356 #define MSCC_ANA_PTP_FLOW_ENA(x)	  (0x02d0 + ((x) << 4))
357 #define PTP_FLOW_ENA_CHANNEL_MASK_MASK	  GENMASK(5, 4)
358 #define PTP_FLOW_ENA_CHANNEL_MASK(x)	  (((x) << 4) & PTP_FLOW_ENA_CHANNEL_MASK_MASK)
359 #define PTP_FLOW_VALID_CH1	  PTP_FLOW_ENA_CHANNEL_MASK(2)
360 #define PTP_FLOW_VALID_CH0	  PTP_FLOW_ENA_CHANNEL_MASK(1)
361 #define PTP_FLOW_ENA			  0x0001
362 
363 #define MSCC_ANA_PTP_FLOW_MATCH_UPPER(x)  (MSCC_ANA_PTP_FLOW_ENA(x) + 1)
364 #define PTP_FLOW_MSG_TYPE_MASK		  0x0F000000
365 #define PTP_FLOW_MSG_PDELAY_RESP	  0x04000000
366 #define PTP_FLOW_MSG_PDELAY_REQ		  0x02000000
367 #define PTP_FLOW_MSG_DELAY_REQ		  0x01000000
368 #define PTP_FLOW_MSG_SYNC		  0x00000000
369 
370 #define MSCC_ANA_PTP_FLOW_MATCH_LOWER(x)  (MSCC_ANA_PTP_FLOW_ENA(x) + 2)
371 #define MSCC_ANA_PTP_FLOW_MASK_UPPER(x)	  (MSCC_ANA_PTP_FLOW_ENA(x) + 3)
372 #define MSCC_ANA_PTP_FLOW_MASK_LOWER(x)	  (MSCC_ANA_PTP_FLOW_ENA(x) + 4)
373 
374 #define MSCC_ANA_PTP_FLOW_DOMAIN_RANGE(x) (MSCC_ANA_PTP_FLOW_ENA(x) + 5)
375 #define PTP_FLOW_DOMAIN_RANGE_ENA	   0x0001
376 
377 #define MSCC_ANA_PTP_FLOW_PTP_ACTION(x)	  (MSCC_ANA_PTP_FLOW_ENA(x) + 6)
378 #define PTP_FLOW_PTP_ACTION_MOD_FRAME_STATUS_UPDATE	0x10000000
379 #define PTP_FLOW_PTP_ACTION_MOD_FRAME_STATUS_BYTE_OFFSET_MASK	GENMASK(26, 24)
380 #define PTP_FLOW_PTP_ACTION_MOD_FRAME_STATUS_BYTE_OFFSET(x)	(((x) << 24) & PTP_FLOW_PTP_ACTION_MOD_FRAME_STATUS_BYTE_OFFSET_MASK)
381 #define PTP_FLOW_PTP_ACTION_PTP_CMD_MASK  GENMASK(3, 0)
382 #define PTP_FLOW_PTP_ACTION_PTP_CMD(x)	  ((x) & PTP_FLOW_PTP_ACTION_PTP_CMD_MASK)
383 #define PTP_FLOW_PTP_ACTION_SUB_DELAY_ASYM	0x00200000
384 #define PTP_FLOW_PTP_ACTION_ADD_DELAY_ASYM	0x00100000
385 #define PTP_FLOW_PTP_ACTION_TIME_OFFSET_MASK	GENMASK(15, 10)
386 #define PTP_FLOW_PTP_ACTION_TIME_OFFSET(x)	(((x) << 10) & PTP_FLOW_PTP_ACTION_TIME_OFFSET_MASK)
387 #define PTP_FLOW_PTP_ACTION_CORR_OFFSET_MASK	GENMASK(9, 5)
388 #define PTP_FLOW_PTP_ACTION_CORR_OFFSET(x)	(((x) << 5) & PTP_FLOW_PTP_ACTION_CORR_OFFSET_MASK)
389 #define PTP_FLOW_PTP_ACTION_SAVE_LOCAL_TIME 0x00000010
390 
391 #define MSCC_ANA_PTP_FLOW_PTP_ACTION2(x)  (MSCC_ANA_PTP_FLOW_ENA(x) + 7)
392 #define PTP_FLOW_PTP_ACTION2_REWRITE_OFFSET_MASK	GENMASK(15, 8)
393 #define PTP_FLOW_PTP_ACTION2_REWRITE_OFFSET(x)	(((x) << 8) & PTP_FLOW_PTP_ACTION2_REWRITE_OFFSET_MASK)
394 #define PTP_FLOW_PTP_ACTION2_REWRITE_BYTES_MASK	GENMASK(3, 0)
395 #define PTP_FLOW_PTP_ACTION2_REWRITE_BYTES(x)	((x) & PTP_FLOW_PTP_ACTION2_REWRITE_BYTES_MASK)
396 
397 #define MSCC_ANA_PTP_FLOW_PTP_0_FIELD(x)  (MSCC_ANA_PTP_FLOW_ENA(x) + 8)
398 #define PTP_FLOW_PTP_0_FIELD_PTP_FRAME	  0x8000
399 #define PTP_FLOW_PTP_0_FIELD_RSVRD_CHECK  0x4000
400 #define PTP_FLOW_PTP_0_FIELD_OFFSET_MASK  GENMASK(13, 8)
401 #define PTP_FLOW_PTP_0_FIELD_OFFSET(x)	  (((x) << 8) & PTP_FLOW_PTP_0_FIELD_OFFSET_MASK)
402 #define PTP_FLOW_PTP_0_FIELD_BYTES_MASK	  GENMASK(3, 0)
403 #define PTP_FLOW_PTP_0_FIELD_BYTES(x)	  ((x) & PTP_FLOW_PTP_0_FIELD_BYTES_MASK)
404 
405 #define MSCC_ANA_PTP_IP_CHKSUM_SEL	  0x0330
406 #define ANA_PTP_IP_CHKSUM_SEL_IP_COMP_2   0x0001
407 #define ANA_PTP_IP_CHKSUM_SEL_IP_COMP_1	  0x0000
408 
409 #define MSCC_PHY_ANA_FSB_CFG		  0x331
410 #define ANA_FSB_ADDR_FROM_BLOCK_SEL_MASK  GENMASK(1, 0)
411 #define ANA_FSB_ADDR_FROM_IP2		  0x0003
412 #define ANA_FSB_ADDR_FROM_IP1		  0x0002
413 #define ANA_FSB_ADDR_FROM_ETH2		  0x0001
414 #define ANA_FSB_ADDR_FROM_ETH1		  0x0000
415 
416 #define MSCC_PHY_ANA_FSB_REG(x)		  (0x332 + (x))
417 
418 #define COMP_MAX_FLOWS			  8
419 #define PTP_COMP_MAX_FLOWS		  6
420 
421 #define PPS_WIDTH_ADJ			  0x1dcd6500
422 #define STALL_EGR_LATENCY(x)		  (1536000 / (x))
423 
424 /* PHC clock available frequencies. */
425 enum {
426 	PHC_CLK_125MHZ,
427 	PHC_CLK_156_25MHZ,
428 	PHC_CLK_200MHZ,
429 	PHC_CLK_250MHZ,
430 	PHC_CLK_500MHZ,
431 };
432 
433 enum ptp_cmd {
434 	PTP_NOP = 0,
435 	PTP_WRITE_1588 = 5,
436 	PTP_WRITE_NS = 7,
437 	PTP_SAVE_IN_TS_FIFO = 11, /* invalid when writing in reg */
438 };
439 
440 struct vsc85xx_ptphdr {
441 	u8 tsmt; /* transportSpecific | messageType */
442 	u8 ver;  /* reserved0 | versionPTP */
443 	__be16 msglen;
444 	u8 domain;
445 	u8 rsrvd1;
446 	__be16 flags;
447 	__be64 correction;
448 	__be32 rsrvd2;
449 	__be64 clk_identity;
450 	__be16 src_port_id;
451 	__be16 seq_id;
452 	u8 ctrl;
453 	u8 log_interval;
454 } __attribute__((__packed__));
455 
456 /* Represents an entry in the timestamping FIFO */
457 struct vsc85xx_ts_fifo {
458 	u32 ns;
459 	u64 secs:48;
460 	u8 sig[16];
461 } __attribute__((__packed__));
462 
463 struct vsc85xx_ptp {
464 	struct phy_device *phydev;
465 	struct ptp_clock *ptp_clock;
466 	struct ptp_clock_info caps;
467 	struct sk_buff_head tx_queue;
468 	enum hwtstamp_tx_types tx_type;
469 	enum hwtstamp_rx_filters rx_filter;
470 	u8 configured:1;
471 };
472 
473 #endif /* _MSCC_PHY_PTP_H_ */
474