qca8k.h 23 KB

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