1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (C) 2009 Felix Fietkau <nbd@nbd.name>
4 * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
6 */
7
8 #ifndef __QCA8K_H
9 #define __QCA8K_H
10
11 #include <linux/delay.h>
12 #include <linux/regmap.h>
13 #include <linux/gpio.h>
14 #include <linux/leds.h>
15 #include <linux/dsa/tag_qca.h>
16
17 #define QCA8K_ETHERNET_MDIO_PRIORITY 7
18 #define QCA8K_ETHERNET_PHY_PRIORITY 6
19 #define QCA8K_ETHERNET_TIMEOUT 5
20
21 #define QCA8K_NUM_PORTS 7
22 #define QCA8K_NUM_CPU_PORTS 2
23 #define QCA8K_MAX_MTU 9000
24 #define QCA8K_NUM_LAGS 4
25 #define QCA8K_NUM_PORTS_FOR_LAG 4
26
27 #define PHY_ID_QCA8327 0x004dd034
28 #define QCA8K_ID_QCA8327 0x12
29 #define PHY_ID_QCA8337 0x004dd036
30 #define QCA8K_ID_QCA8337 0x13
31
32 #define QCA8K_QCA832X_MIB_COUNT 39
33 #define QCA8K_QCA833X_MIB_COUNT 41
34
35 #define QCA8K_BUSY_WAIT_TIMEOUT 2000
36
37 #define QCA8K_NUM_FDB_RECORDS 2048
38
39 #define QCA8K_PORT_VID_DEF 1
40
41 /* Global control registers */
42 #define QCA8K_REG_MASK_CTRL 0x000
43 #define QCA8K_MASK_CTRL_REV_ID_MASK GENMASK(7, 0)
44 #define QCA8K_MASK_CTRL_REV_ID(x) FIELD_GET(QCA8K_MASK_CTRL_REV_ID_MASK, x)
45 #define QCA8K_MASK_CTRL_DEVICE_ID_MASK GENMASK(15, 8)
46 #define QCA8K_MASK_CTRL_DEVICE_ID(x) FIELD_GET(QCA8K_MASK_CTRL_DEVICE_ID_MASK, x)
47 #define QCA8K_REG_PORT0_PAD_CTRL 0x004
48 #define QCA8K_PORT0_PAD_MAC06_EXCHANGE_EN BIT(31)
49 #define QCA8K_PORT0_PAD_SGMII_RXCLK_FALLING_EDGE BIT(19)
50 #define QCA8K_PORT0_PAD_SGMII_TXCLK_FALLING_EDGE BIT(18)
51 #define QCA8K_REG_PORT5_PAD_CTRL 0x008
52 #define QCA8K_REG_PORT6_PAD_CTRL 0x00c
53 #define QCA8K_PORT_PAD_RGMII_EN BIT(26)
54 #define QCA8K_PORT_PAD_RGMII_TX_DELAY_MASK GENMASK(23, 22)
55 #define QCA8K_PORT_PAD_RGMII_TX_DELAY(x) FIELD_PREP(QCA8K_PORT_PAD_RGMII_TX_DELAY_MASK, x)
56 #define QCA8K_PORT_PAD_RGMII_RX_DELAY_MASK GENMASK(21, 20)
57 #define QCA8K_PORT_PAD_RGMII_RX_DELAY(x) FIELD_PREP(QCA8K_PORT_PAD_RGMII_RX_DELAY_MASK, x)
58 #define QCA8K_PORT_PAD_RGMII_TX_DELAY_EN BIT(25)
59 #define QCA8K_PORT_PAD_RGMII_RX_DELAY_EN BIT(24)
60 #define QCA8K_PORT_PAD_SGMII_EN BIT(7)
61 #define QCA8K_REG_PWS 0x010
62 #define QCA8K_PWS_POWER_ON_SEL BIT(31)
63 /* This reg is only valid for QCA832x and toggle the package
64 * type from 176 pin (by default) to 148 pin used on QCA8327
65 */
66 #define QCA8327_PWS_PACKAGE148_EN BIT(30)
67 #define QCA8K_PWS_LED_OPEN_EN_CSR BIT(24)
68 #define QCA8K_PWS_SERDES_AEN_DIS BIT(7)
69 #define QCA8K_REG_MODULE_EN 0x030
70 #define QCA8K_MODULE_EN_MIB BIT(0)
71 #define QCA8K_REG_MIB 0x034
72 #define QCA8K_MIB_FUNC GENMASK(26, 24)
73 #define QCA8K_MIB_CPU_KEEP BIT(20)
74 #define QCA8K_MIB_BUSY BIT(17)
75 #define QCA8K_MDIO_MASTER_CTRL 0x3c
76 #define QCA8K_MDIO_MASTER_BUSY BIT(31)
77 #define QCA8K_MDIO_MASTER_EN BIT(30)
78 #define QCA8K_MDIO_MASTER_READ BIT(27)
79 #define QCA8K_MDIO_MASTER_WRITE 0
80 #define QCA8K_MDIO_MASTER_SUP_PRE BIT(26)
81 #define QCA8K_MDIO_MASTER_PHY_ADDR_MASK GENMASK(25, 21)
82 #define QCA8K_MDIO_MASTER_PHY_ADDR(x) FIELD_PREP(QCA8K_MDIO_MASTER_PHY_ADDR_MASK, x)
83 #define QCA8K_MDIO_MASTER_REG_ADDR_MASK GENMASK(20, 16)
84 #define QCA8K_MDIO_MASTER_REG_ADDR(x) FIELD_PREP(QCA8K_MDIO_MASTER_REG_ADDR_MASK, x)
85 #define QCA8K_MDIO_MASTER_DATA_MASK GENMASK(15, 0)
86 #define QCA8K_MDIO_MASTER_DATA(x) FIELD_PREP(QCA8K_MDIO_MASTER_DATA_MASK, x)
87 #define QCA8K_MDIO_MASTER_MAX_PORTS 5
88 #define QCA8K_MDIO_MASTER_MAX_REG 32
89
90 /* LED control register */
91 #define QCA8K_LED_PORT_COUNT 3
92 #define QCA8K_LED_COUNT ((QCA8K_NUM_PORTS - QCA8K_NUM_CPU_PORTS) * QCA8K_LED_PORT_COUNT)
93 #define QCA8K_LED_RULE_COUNT 6
94 #define QCA8K_LED_RULE_MAX 11
95 #define QCA8K_LED_PORT_INDEX(_phy, _led) (((_phy) * QCA8K_LED_PORT_COUNT) + (_led))
96
97 #define QCA8K_LED_PHY123_PATTERN_EN_SHIFT(_phy, _led) ((((_phy) - 1) * 6) + 8 + (2 * (_led)))
98 #define QCA8K_LED_PHY123_PATTERN_EN_MASK GENMASK(1, 0)
99
100 #define QCA8K_LED_PHY0123_CONTROL_RULE_SHIFT 0
101 #define QCA8K_LED_PHY4_CONTROL_RULE_SHIFT 16
102
103 #define QCA8K_LED_CTRL_REG(_i) (0x050 + (_i) * 4)
104 #define QCA8K_LED_CTRL0_REG 0x50
105 #define QCA8K_LED_CTRL1_REG 0x54
106 #define QCA8K_LED_CTRL2_REG 0x58
107 #define QCA8K_LED_CTRL3_REG 0x5C
108 #define QCA8K_LED_CTRL_SHIFT(_i) (((_i) % 2) * 16)
109 #define QCA8K_LED_CTRL_MASK GENMASK(15, 0)
110 #define QCA8K_LED_RULE_MASK GENMASK(13, 0)
111 #define QCA8K_LED_BLINK_FREQ_MASK GENMASK(1, 0)
112 #define QCA8K_LED_BLINK_FREQ_SHITF 0
113 #define QCA8K_LED_BLINK_2HZ 0
114 #define QCA8K_LED_BLINK_4HZ 1
115 #define QCA8K_LED_BLINK_8HZ 2
116 #define QCA8K_LED_BLINK_AUTO 3
117 #define QCA8K_LED_LINKUP_OVER_MASK BIT(2)
118 #define QCA8K_LED_TX_BLINK_MASK BIT(4)
119 #define QCA8K_LED_RX_BLINK_MASK BIT(5)
120 #define QCA8K_LED_COL_BLINK_MASK BIT(7)
121 #define QCA8K_LED_LINK_10M_EN_MASK BIT(8)
122 #define QCA8K_LED_LINK_100M_EN_MASK BIT(9)
123 #define QCA8K_LED_LINK_1000M_EN_MASK BIT(10)
124 #define QCA8K_LED_POWER_ON_LIGHT_MASK BIT(11)
125 #define QCA8K_LED_HALF_DUPLEX_MASK BIT(12)
126 #define QCA8K_LED_FULL_DUPLEX_MASK BIT(13)
127 #define QCA8K_LED_PATTERN_EN_MASK GENMASK(15, 14)
128 #define QCA8K_LED_PATTERN_EN_SHIFT 14
129 #define QCA8K_LED_ALWAYS_OFF 0
130 #define QCA8K_LED_ALWAYS_BLINK_4HZ 1
131 #define QCA8K_LED_ALWAYS_ON 2
132 #define QCA8K_LED_RULE_CONTROLLED 3
133
134 #define QCA8K_GOL_MAC_ADDR0 0x60
135 #define QCA8K_GOL_MAC_ADDR1 0x64
136 #define QCA8K_MAX_FRAME_SIZE 0x78
137 #define QCA8K_REG_PORT_STATUS(_i) (0x07c + (_i) * 4)
138 #define QCA8K_PORT_STATUS_SPEED GENMASK(1, 0)
139 #define QCA8K_PORT_STATUS_SPEED_10 0
140 #define QCA8K_PORT_STATUS_SPEED_100 0x1
141 #define QCA8K_PORT_STATUS_SPEED_1000 0x2
142 #define QCA8K_PORT_STATUS_TXMAC BIT(2)
143 #define QCA8K_PORT_STATUS_RXMAC BIT(3)
144 #define QCA8K_PORT_STATUS_TXFLOW BIT(4)
145 #define QCA8K_PORT_STATUS_RXFLOW BIT(5)
146 #define QCA8K_PORT_STATUS_DUPLEX BIT(6)
147 #define QCA8K_PORT_STATUS_LINK_UP BIT(8)
148 #define QCA8K_PORT_STATUS_LINK_AUTO BIT(9)
149 #define QCA8K_PORT_STATUS_LINK_PAUSE BIT(10)
150 #define QCA8K_PORT_STATUS_FLOW_AUTO BIT(12)
151 #define QCA8K_REG_PORT_HDR_CTRL(_i) (0x9c + (_i * 4))
152 #define QCA8K_PORT_HDR_CTRL_RX_MASK GENMASK(3, 2)
153 #define QCA8K_PORT_HDR_CTRL_TX_MASK GENMASK(1, 0)
154 #define QCA8K_PORT_HDR_CTRL_ALL 2
155 #define QCA8K_PORT_HDR_CTRL_MGMT 1
156 #define QCA8K_PORT_HDR_CTRL_NONE 0
157 #define QCA8K_REG_SGMII_CTRL 0x0e0
158 #define QCA8K_SGMII_EN_PLL BIT(1)
159 #define QCA8K_SGMII_EN_RX BIT(2)
160 #define QCA8K_SGMII_EN_TX BIT(3)
161 #define QCA8K_SGMII_EN_SD BIT(4)
162 #define QCA8K_SGMII_CLK125M_DELAY BIT(7)
163 #define QCA8K_SGMII_MODE_CTRL_MASK GENMASK(23, 22)
164 #define QCA8K_SGMII_MODE_CTRL(x) FIELD_PREP(QCA8K_SGMII_MODE_CTRL_MASK, x)
165 #define QCA8K_SGMII_MODE_CTRL_BASEX QCA8K_SGMII_MODE_CTRL(0x0)
166 #define QCA8K_SGMII_MODE_CTRL_PHY QCA8K_SGMII_MODE_CTRL(0x1)
167 #define QCA8K_SGMII_MODE_CTRL_MAC QCA8K_SGMII_MODE_CTRL(0x2)
168
169 /* MAC_PWR_SEL registers */
170 #define QCA8K_REG_MAC_PWR_SEL 0x0e4
171 #define QCA8K_MAC_PWR_RGMII1_1_8V BIT(18)
172 #define QCA8K_MAC_PWR_RGMII0_1_8V BIT(19)
173
174 /* EEE control registers */
175 #define QCA8K_REG_EEE_CTRL 0x100
176 #define QCA8K_REG_EEE_CTRL_LPI_EN(_i) ((_i + 1) * 2)
177
178 /* TRUNK_HASH_EN registers */
179 #define QCA8K_TRUNK_HASH_EN_CTRL 0x270
180 #define QCA8K_TRUNK_HASH_SIP_EN BIT(3)
181 #define QCA8K_TRUNK_HASH_DIP_EN BIT(2)
182 #define QCA8K_TRUNK_HASH_SA_EN BIT(1)
183 #define QCA8K_TRUNK_HASH_DA_EN BIT(0)
184 #define QCA8K_TRUNK_HASH_MASK GENMASK(3, 0)
185
186 /* ACL registers */
187 #define QCA8K_REG_PORT_VLAN_CTRL0(_i) (0x420 + (_i * 8))
188 #define QCA8K_PORT_VLAN_CVID_MASK GENMASK(27, 16)
189 #define QCA8K_PORT_VLAN_CVID(x) FIELD_PREP(QCA8K_PORT_VLAN_CVID_MASK, x)
190 #define QCA8K_PORT_VLAN_SVID_MASK GENMASK(11, 0)
191 #define QCA8K_PORT_VLAN_SVID(x) FIELD_PREP(QCA8K_PORT_VLAN_SVID_MASK, x)
192 #define QCA8K_REG_PORT_VLAN_CTRL1(_i) (0x424 + (_i * 8))
193 #define QCA8K_REG_IPV4_PRI_BASE_ADDR 0x470
194 #define QCA8K_REG_IPV4_PRI_ADDR_MASK 0x474
195
196 /* Lookup registers */
197 #define QCA8K_ATU_TABLE_SIZE 3 /* 12 bytes wide table / sizeof(u32) */
198
199 #define QCA8K_REG_ATU_DATA0 0x600
200 #define QCA8K_ATU_ADDR2_MASK GENMASK(31, 24)
201 #define QCA8K_ATU_ADDR3_MASK GENMASK(23, 16)
202 #define QCA8K_ATU_ADDR4_MASK GENMASK(15, 8)
203 #define QCA8K_ATU_ADDR5_MASK GENMASK(7, 0)
204 #define QCA8K_REG_ATU_DATA1 0x604
205 #define QCA8K_ATU_PORT_MASK GENMASK(22, 16)
206 #define QCA8K_ATU_ADDR0_MASK GENMASK(15, 8)
207 #define QCA8K_ATU_ADDR1_MASK GENMASK(7, 0)
208 #define QCA8K_REG_ATU_DATA2 0x608
209 #define QCA8K_ATU_VID_MASK GENMASK(19, 8)
210 #define QCA8K_ATU_STATUS_MASK GENMASK(3, 0)
211 #define QCA8K_ATU_STATUS_STATIC 0xf
212 #define QCA8K_REG_ATU_FUNC 0x60c
213 #define QCA8K_ATU_FUNC_BUSY BIT(31)
214 #define QCA8K_ATU_FUNC_PORT_EN BIT(14)
215 #define QCA8K_ATU_FUNC_MULTI_EN BIT(13)
216 #define QCA8K_ATU_FUNC_FULL BIT(12)
217 #define QCA8K_ATU_FUNC_PORT_MASK GENMASK(11, 8)
218 #define QCA8K_REG_VTU_FUNC0 0x610
219 #define QCA8K_VTU_FUNC0_VALID BIT(20)
220 #define QCA8K_VTU_FUNC0_IVL_EN BIT(19)
221 /* QCA8K_VTU_FUNC0_EG_MODE_MASK GENMASK(17, 4)
222 * It does contain VLAN_MODE for each port [5:4] for port0,
223 * [7:6] for port1 ... [17:16] for port6. Use virtual port
224 * define to handle this.
225 */
226 #define QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i) (4 + (_i) * 2)
227 #define QCA8K_VTU_FUNC0_EG_MODE_MASK GENMASK(1, 0)
228 #define QCA8K_VTU_FUNC0_EG_MODE_PORT_MASK(_i) (GENMASK(1, 0) << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
229 #define QCA8K_VTU_FUNC0_EG_MODE_UNMOD FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x0)
230 #define QCA8K_VTU_FUNC0_EG_MODE_PORT_UNMOD(_i) (QCA8K_VTU_FUNC0_EG_MODE_UNMOD << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
231 #define QCA8K_VTU_FUNC0_EG_MODE_UNTAG FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x1)
232 #define QCA8K_VTU_FUNC0_EG_MODE_PORT_UNTAG(_i) (QCA8K_VTU_FUNC0_EG_MODE_UNTAG << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
233 #define QCA8K_VTU_FUNC0_EG_MODE_TAG FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x2)
234 #define QCA8K_VTU_FUNC0_EG_MODE_PORT_TAG(_i) (QCA8K_VTU_FUNC0_EG_MODE_TAG << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
235 #define QCA8K_VTU_FUNC0_EG_MODE_NOT FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x3)
236 #define QCA8K_VTU_FUNC0_EG_MODE_PORT_NOT(_i) (QCA8K_VTU_FUNC0_EG_MODE_NOT << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
237 #define QCA8K_REG_VTU_FUNC1 0x614
238 #define QCA8K_VTU_FUNC1_BUSY BIT(31)
239 #define QCA8K_VTU_FUNC1_VID_MASK GENMASK(27, 16)
240 #define QCA8K_VTU_FUNC1_FULL BIT(4)
241 #define QCA8K_REG_ATU_CTRL 0x618
242 #define QCA8K_ATU_AGE_TIME_MASK GENMASK(15, 0)
243 #define QCA8K_ATU_AGE_TIME(x) FIELD_PREP(QCA8K_ATU_AGE_TIME_MASK, (x))
244 #define QCA8K_REG_GLOBAL_FW_CTRL0 0x620
245 #define QCA8K_GLOBAL_FW_CTRL0_CPU_PORT_EN BIT(10)
246 #define QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM GENMASK(7, 4)
247 #define QCA8K_REG_GLOBAL_FW_CTRL1 0x624
248 #define QCA8K_GLOBAL_FW_CTRL1_IGMP_DP_MASK GENMASK(30, 24)
249 #define QCA8K_GLOBAL_FW_CTRL1_BC_DP_MASK GENMASK(22, 16)
250 #define QCA8K_GLOBAL_FW_CTRL1_MC_DP_MASK GENMASK(14, 8)
251 #define QCA8K_GLOBAL_FW_CTRL1_UC_DP_MASK GENMASK(6, 0)
252 #define QCA8K_PORT_LOOKUP_CTRL(_i) (0x660 + (_i) * 0xc)
253 #define QCA8K_PORT_LOOKUP_MEMBER GENMASK(6, 0)
254 #define QCA8K_PORT_LOOKUP_VLAN_MODE_MASK GENMASK(9, 8)
255 #define QCA8K_PORT_LOOKUP_VLAN_MODE(x) FIELD_PREP(QCA8K_PORT_LOOKUP_VLAN_MODE_MASK, x)
256 #define QCA8K_PORT_LOOKUP_VLAN_MODE_NONE QCA8K_PORT_LOOKUP_VLAN_MODE(0x0)
257 #define QCA8K_PORT_LOOKUP_VLAN_MODE_FALLBACK QCA8K_PORT_LOOKUP_VLAN_MODE(0x1)
258 #define QCA8K_PORT_LOOKUP_VLAN_MODE_CHECK QCA8K_PORT_LOOKUP_VLAN_MODE(0x2)
259 #define QCA8K_PORT_LOOKUP_VLAN_MODE_SECURE QCA8K_PORT_LOOKUP_VLAN_MODE(0x3)
260 #define QCA8K_PORT_LOOKUP_STATE_MASK GENMASK(18, 16)
261 #define QCA8K_PORT_LOOKUP_STATE(x) FIELD_PREP(QCA8K_PORT_LOOKUP_STATE_MASK, x)
262 #define QCA8K_PORT_LOOKUP_STATE_DISABLED QCA8K_PORT_LOOKUP_STATE(0x0)
263 #define QCA8K_PORT_LOOKUP_STATE_BLOCKING QCA8K_PORT_LOOKUP_STATE(0x1)
264 #define QCA8K_PORT_LOOKUP_STATE_LISTENING QCA8K_PORT_LOOKUP_STATE(0x2)
265 #define QCA8K_PORT_LOOKUP_STATE_LEARNING QCA8K_PORT_LOOKUP_STATE(0x3)
266 #define QCA8K_PORT_LOOKUP_STATE_FORWARD QCA8K_PORT_LOOKUP_STATE(0x4)
267 #define QCA8K_PORT_LOOKUP_LEARN BIT(20)
268 #define QCA8K_PORT_LOOKUP_ING_MIRROR_EN BIT(25)
269
270 #define QCA8K_REG_GOL_TRUNK_CTRL0 0x700
271 /* 4 max trunk first
272 * first 6 bit for member bitmap
273 * 7th bit is to enable trunk port
274 */
275 #define QCA8K_REG_GOL_TRUNK_SHIFT(_i) ((_i) * 8)
276 #define QCA8K_REG_GOL_TRUNK_EN_MASK BIT(7)
277 #define QCA8K_REG_GOL_TRUNK_EN(_i) (QCA8K_REG_GOL_TRUNK_EN_MASK << QCA8K_REG_GOL_TRUNK_SHIFT(_i))
278 #define QCA8K_REG_GOL_TRUNK_MEMBER_MASK GENMASK(6, 0)
279 #define QCA8K_REG_GOL_TRUNK_MEMBER(_i) (QCA8K_REG_GOL_TRUNK_MEMBER_MASK << QCA8K_REG_GOL_TRUNK_SHIFT(_i))
280 /* 0x704 for TRUNK 0-1 --- 0x708 for TRUNK 2-3 */
281 #define QCA8K_REG_GOL_TRUNK_CTRL(_i) (0x704 + (((_i) / 2) * 4))
282 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_MASK GENMASK(3, 0)
283 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_EN_MASK BIT(3)
284 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_PORT_MASK GENMASK(2, 0)
285 #define QCA8K_REG_GOL_TRUNK_ID_SHIFT(_i) (((_i) / 2) * 16)
286 #define QCA8K_REG_GOL_MEM_ID_SHIFT(_i) ((_i) * 4)
287 /* Complex shift: FIRST shift for port THEN shift for trunk */
288 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_SHIFT(_i, _j) (QCA8K_REG_GOL_MEM_ID_SHIFT(_j) + QCA8K_REG_GOL_TRUNK_ID_SHIFT(_i))
289 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_EN(_i, _j) (QCA8K_REG_GOL_TRUNK_ID_MEM_ID_EN_MASK << QCA8K_REG_GOL_TRUNK_ID_MEM_ID_SHIFT(_i, _j))
290 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_PORT(_i, _j) (QCA8K_REG_GOL_TRUNK_ID_MEM_ID_PORT_MASK << QCA8K_REG_GOL_TRUNK_ID_MEM_ID_SHIFT(_i, _j))
291
292 #define QCA8K_REG_GLOBAL_FC_THRESH 0x800
293 #define QCA8K_GLOBAL_FC_GOL_XON_THRES_MASK GENMASK(24, 16)
294 #define QCA8K_GLOBAL_FC_GOL_XON_THRES(x) FIELD_PREP(QCA8K_GLOBAL_FC_GOL_XON_THRES_MASK, x)
295 #define QCA8K_GLOBAL_FC_GOL_XOFF_THRES_MASK GENMASK(8, 0)
296 #define QCA8K_GLOBAL_FC_GOL_XOFF_THRES(x) FIELD_PREP(QCA8K_GLOBAL_FC_GOL_XOFF_THRES_MASK, x)
297
298 #define QCA8K_REG_PORT_HOL_CTRL0(_i) (0x970 + (_i) * 0x8)
299 #define QCA8K_PORT_HOL_CTRL0_EG_PRI0_BUF_MASK GENMASK(3, 0)
300 #define QCA8K_PORT_HOL_CTRL0_EG_PRI0(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI0_BUF_MASK, x)
301 #define QCA8K_PORT_HOL_CTRL0_EG_PRI1_BUF_MASK GENMASK(7, 4)
302 #define QCA8K_PORT_HOL_CTRL0_EG_PRI1(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI1_BUF_MASK, x)
303 #define QCA8K_PORT_HOL_CTRL0_EG_PRI2_BUF_MASK GENMASK(11, 8)
304 #define QCA8K_PORT_HOL_CTRL0_EG_PRI2(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI2_BUF_MASK, x)
305 #define QCA8K_PORT_HOL_CTRL0_EG_PRI3_BUF_MASK GENMASK(15, 12)
306 #define QCA8K_PORT_HOL_CTRL0_EG_PRI3(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI3_BUF_MASK, x)
307 #define QCA8K_PORT_HOL_CTRL0_EG_PRI4_BUF_MASK GENMASK(19, 16)
308 #define QCA8K_PORT_HOL_CTRL0_EG_PRI4(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI4_BUF_MASK, x)
309 #define QCA8K_PORT_HOL_CTRL0_EG_PRI5_BUF_MASK GENMASK(23, 20)
310 #define QCA8K_PORT_HOL_CTRL0_EG_PRI5(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI5_BUF_MASK, x)
311 #define QCA8K_PORT_HOL_CTRL0_EG_PORT_BUF_MASK GENMASK(29, 24)
312 #define QCA8K_PORT_HOL_CTRL0_EG_PORT(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PORT_BUF_MASK, x)
313
314 #define QCA8K_REG_PORT_HOL_CTRL1(_i) (0x974 + (_i) * 0x8)
315 #define QCA8K_PORT_HOL_CTRL1_ING_BUF_MASK GENMASK(3, 0)
316 #define QCA8K_PORT_HOL_CTRL1_ING(x) FIELD_PREP(QCA8K_PORT_HOL_CTRL1_ING_BUF_MASK, x)
317 #define QCA8K_PORT_HOL_CTRL1_EG_PRI_BUF_EN BIT(6)
318 #define QCA8K_PORT_HOL_CTRL1_EG_PORT_BUF_EN BIT(7)
319 #define QCA8K_PORT_HOL_CTRL1_WRED_EN BIT(8)
320 #define QCA8K_PORT_HOL_CTRL1_EG_MIRROR_EN BIT(16)
321
322 /* Pkt edit registers */
323 #define QCA8K_EGREES_VLAN_PORT_SHIFT(_i) (16 * ((_i) % 2))
324 #define QCA8K_EGREES_VLAN_PORT_MASK(_i) (GENMASK(11, 0) << QCA8K_EGREES_VLAN_PORT_SHIFT(_i))
325 #define QCA8K_EGREES_VLAN_PORT(_i, x) ((x) << QCA8K_EGREES_VLAN_PORT_SHIFT(_i))
326 #define QCA8K_EGRESS_VLAN(x) (0x0c70 + (4 * (x / 2)))
327
328 /* L3 registers */
329 #define QCA8K_HROUTER_CONTROL 0xe00
330 #define QCA8K_HROUTER_CONTROL_GLB_LOCKTIME_M GENMASK(17, 16)
331 #define QCA8K_HROUTER_CONTROL_GLB_LOCKTIME_S 16
332 #define QCA8K_HROUTER_CONTROL_ARP_AGE_MODE 1
333 #define QCA8K_HROUTER_PBASED_CONTROL1 0xe08
334 #define QCA8K_HROUTER_PBASED_CONTROL2 0xe0c
335 #define QCA8K_HNAT_CONTROL 0xe38
336
337 /* MIB registers */
338 #define QCA8K_PORT_MIB_COUNTER(_i) (0x1000 + (_i) * 0x100)
339
340 /* QCA specific MII registers */
341 #define MII_ATH_MMD_ADDR 0x0d
342 #define MII_ATH_MMD_DATA 0x0e
343
344 enum {
345 QCA8K_PORT_SPEED_10M = 0,
346 QCA8K_PORT_SPEED_100M = 1,
347 QCA8K_PORT_SPEED_1000M = 2,
348 QCA8K_PORT_SPEED_ERR = 3,
349 };
350
351 enum qca8k_fdb_cmd {
352 QCA8K_FDB_FLUSH = 1,
353 QCA8K_FDB_LOAD = 2,
354 QCA8K_FDB_PURGE = 3,
355 QCA8K_FDB_FLUSH_PORT = 5,
356 QCA8K_FDB_NEXT = 6,
357 QCA8K_FDB_SEARCH = 7,
358 };
359
360 enum qca8k_vlan_cmd {
361 QCA8K_VLAN_FLUSH = 1,
362 QCA8K_VLAN_LOAD = 2,
363 QCA8K_VLAN_PURGE = 3,
364 QCA8K_VLAN_REMOVE_PORT = 4,
365 QCA8K_VLAN_NEXT = 5,
366 QCA8K_VLAN_READ = 6,
367 };
368
369 enum qca8k_mid_cmd {
370 QCA8K_MIB_FLUSH = 1,
371 QCA8K_MIB_FLUSH_PORT = 2,
372 QCA8K_MIB_CAST = 3,
373 };
374
375 struct qca8k_priv;
376
377 struct qca8k_info_ops {
378 int (*autocast_mib)(struct dsa_switch *ds, int port, u64 *data);
379 };
380
381 struct qca8k_match_data {
382 u8 id;
383 bool reduced_package;
384 u8 mib_count;
385 const struct qca8k_info_ops *ops;
386 };
387
388 enum {
389 QCA8K_CPU_PORT0,
390 QCA8K_CPU_PORT6,
391 };
392
393 struct qca8k_mgmt_eth_data {
394 struct completion rw_done;
395 struct mutex mutex; /* Enforce one mdio read/write at time */
396 bool ack;
397 u32 seq;
398 u32 data[4];
399 };
400
401 struct qca8k_mib_eth_data {
402 struct completion rw_done;
403 struct mutex mutex; /* Process one command at time */
404 refcount_t port_parsed; /* Counter to track parsed port */
405 u8 req_port;
406 u64 *data; /* pointer to ethtool data */
407 };
408
409 struct qca8k_ports_config {
410 bool sgmii_rx_clk_falling_edge;
411 bool sgmii_tx_clk_falling_edge;
412 bool sgmii_enable_pll;
413 u8 rgmii_rx_delay[QCA8K_NUM_CPU_PORTS]; /* 0: CPU port0, 1: CPU port6 */
414 u8 rgmii_tx_delay[QCA8K_NUM_CPU_PORTS]; /* 0: CPU port0, 1: CPU port6 */
415 };
416
417 struct qca8k_mdio_cache {
418 /* The 32bit switch registers are accessed indirectly. To achieve this we need
419 * to set the page of the register. Track the last page that was set to reduce
420 * mdio writes
421 */
422 u16 page;
423 };
424
425 struct qca8k_pcs {
426 struct phylink_pcs pcs;
427 struct qca8k_priv *priv;
428 int port;
429 };
430
431 struct qca8k_led_pattern_en {
432 u32 reg;
433 u8 shift;
434 };
435
436 struct qca8k_led {
437 u8 port_num;
438 u8 led_num;
439 u16 old_rule;
440 struct qca8k_priv *priv;
441 struct led_classdev cdev;
442 };
443
444 struct qca8k_priv {
445 u8 switch_id;
446 u8 switch_revision;
447 u8 mirror_rx;
448 u8 mirror_tx;
449 u8 lag_hash_mode;
450 /* Each bit correspond to a port. This switch can support a max of 7 port.
451 * Bit 1: port enabled. Bit 0: port disabled.
452 */
453 u8 port_enabled_map;
454 struct qca8k_ports_config ports_config;
455 struct regmap *regmap;
456 struct mii_bus *bus;
457 struct dsa_switch *ds;
458 struct mutex reg_mutex;
459 struct device *dev;
460 struct gpio_desc *reset_gpio;
461 struct net_device *mgmt_master; /* Track if mdio/mib Ethernet is available */
462 struct qca8k_mgmt_eth_data mgmt_eth_data;
463 struct qca8k_mib_eth_data mib_eth_data;
464 struct qca8k_mdio_cache mdio_cache;
465 struct qca8k_pcs pcs_port_0;
466 struct qca8k_pcs pcs_port_6;
467 const struct qca8k_match_data *info;
468 struct qca8k_led ports_led[QCA8K_LED_COUNT];
469 };
470
471 struct qca8k_mib_desc {
472 unsigned int size;
473 unsigned int offset;
474 const char *name;
475 };
476
477 struct qca8k_fdb {
478 u16 vid;
479 u8 port_mask;
480 u8 aging;
481 u8 mac[6];
482 };
483
qca8k_port_to_phy(int port)484 static inline u32 qca8k_port_to_phy(int port)
485 {
486 /* From Andrew Lunn:
487 * Port 0 has no internal phy.
488 * Port 1 has an internal PHY at MDIO address 0.
489 * Port 2 has an internal PHY at MDIO address 1.
490 * ...
491 * Port 5 has an internal PHY at MDIO address 4.
492 * Port 6 has no internal PHY.
493 */
494
495 return port - 1;
496 }
497
498 /* Common setup function */
499 extern const struct qca8k_mib_desc ar8327_mib[];
500 extern const struct regmap_access_table qca8k_readable_table;
501 int qca8k_mib_init(struct qca8k_priv *priv);
502 void qca8k_port_set_status(struct qca8k_priv *priv, int port, int enable);
503 int qca8k_read_switch_id(struct qca8k_priv *priv);
504
505 /* Common read/write/rmw function */
506 int qca8k_read(struct qca8k_priv *priv, u32 reg, u32 *val);
507 int qca8k_write(struct qca8k_priv *priv, u32 reg, u32 val);
508 int qca8k_rmw(struct qca8k_priv *priv, u32 reg, u32 mask, u32 write_val);
509
510 /* Common ops function */
511 void qca8k_fdb_flush(struct qca8k_priv *priv);
512
513 /* Common ethtool stats function */
514 void qca8k_get_strings(struct dsa_switch *ds, int port, u32 stringset, uint8_t *data);
515 void qca8k_get_ethtool_stats(struct dsa_switch *ds, int port,
516 uint64_t *data);
517 int qca8k_get_sset_count(struct dsa_switch *ds, int port, int sset);
518
519 /* Common eee function */
520 int qca8k_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *eee);
521 int qca8k_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e);
522
523 /* Common bridge function */
524 void qca8k_port_stp_state_set(struct dsa_switch *ds, int port, u8 state);
525 int qca8k_port_pre_bridge_flags(struct dsa_switch *ds, int port,
526 struct switchdev_brport_flags flags,
527 struct netlink_ext_ack *extack);
528 int qca8k_port_bridge_flags(struct dsa_switch *ds, int port,
529 struct switchdev_brport_flags flags,
530 struct netlink_ext_ack *extack);
531 int qca8k_port_bridge_join(struct dsa_switch *ds, int port,
532 struct dsa_bridge bridge,
533 bool *tx_fwd_offload,
534 struct netlink_ext_ack *extack);
535 void qca8k_port_bridge_leave(struct dsa_switch *ds, int port,
536 struct dsa_bridge bridge);
537
538 /* Common port enable/disable function */
539 int qca8k_port_enable(struct dsa_switch *ds, int port,
540 struct phy_device *phy);
541 void qca8k_port_disable(struct dsa_switch *ds, int port);
542
543 /* Common MTU function */
544 int qca8k_port_change_mtu(struct dsa_switch *ds, int port, int new_mtu);
545 int qca8k_port_max_mtu(struct dsa_switch *ds, int port);
546
547 /* Common fast age function */
548 void qca8k_port_fast_age(struct dsa_switch *ds, int port);
549 int qca8k_set_ageing_time(struct dsa_switch *ds, unsigned int msecs);
550
551 /* Common FDB function */
552 int qca8k_port_fdb_insert(struct qca8k_priv *priv, const u8 *addr,
553 u16 port_mask, u16 vid);
554 int qca8k_port_fdb_add(struct dsa_switch *ds, int port,
555 const unsigned char *addr, u16 vid,
556 struct dsa_db db);
557 int qca8k_port_fdb_del(struct dsa_switch *ds, int port,
558 const unsigned char *addr, u16 vid,
559 struct dsa_db db);
560 int qca8k_port_fdb_dump(struct dsa_switch *ds, int port,
561 dsa_fdb_dump_cb_t *cb, void *data);
562
563 /* Common MDB function */
564 int qca8k_port_mdb_add(struct dsa_switch *ds, int port,
565 const struct switchdev_obj_port_mdb *mdb,
566 struct dsa_db db);
567 int qca8k_port_mdb_del(struct dsa_switch *ds, int port,
568 const struct switchdev_obj_port_mdb *mdb,
569 struct dsa_db db);
570
571 /* Common port mirror function */
572 int qca8k_port_mirror_add(struct dsa_switch *ds, int port,
573 struct dsa_mall_mirror_tc_entry *mirror,
574 bool ingress, struct netlink_ext_ack *extack);
575 void qca8k_port_mirror_del(struct dsa_switch *ds, int port,
576 struct dsa_mall_mirror_tc_entry *mirror);
577
578 /* Common port VLAN function */
579 int qca8k_port_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering,
580 struct netlink_ext_ack *extack);
581 int qca8k_port_vlan_add(struct dsa_switch *ds, int port,
582 const struct switchdev_obj_port_vlan *vlan,
583 struct netlink_ext_ack *extack);
584 int qca8k_port_vlan_del(struct dsa_switch *ds, int port,
585 const struct switchdev_obj_port_vlan *vlan);
586
587 /* Common port LAG function */
588 int qca8k_port_lag_join(struct dsa_switch *ds, int port, struct dsa_lag lag,
589 struct netdev_lag_upper_info *info,
590 struct netlink_ext_ack *extack);
591 int qca8k_port_lag_leave(struct dsa_switch *ds, int port,
592 struct dsa_lag lag);
593
594 #endif /* __QCA8K_H */
595