drivers/net/dsa/qca8k.h

   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/dsa/tag_qca.h>
  15
  16 #define QCA8K_ETHERNET_MDIO_PRIORITY                    7
  17 #define QCA8K_ETHERNET_PHY_PRIORITY                     6
  18 #define QCA8K_ETHERNET_TIMEOUT                          100
  19
  20 #define QCA8K_NUM_PORTS                                 7
  21 #define QCA8K_NUM_CPU_PORTS                             2
  22 #define QCA8K_MAX_MTU                                   9000
  23 #define QCA8K_NUM_LAGS                                  4
  24 #define QCA8K_NUM_PORTS_FOR_LAG                         4
  25
  26 #define PHY_ID_QCA8327                                  0x004dd034
  27 #define QCA8K_ID_QCA8327                                0x12
  28 #define PHY_ID_QCA8337                                  0x004dd036
  29 #define QCA8K_ID_QCA8337                                0x13
  30
  31 #define QCA8K_QCA832X_MIB_COUNT                         39
  32 #define QCA8K_QCA833X_MIB_COUNT                         41
  33
  34 #define QCA8K_BUSY_WAIT_TIMEOUT                         2000
  35
  36 #define QCA8K_NUM_FDB_RECORDS                           2048
  37
  38 #define QCA8K_PORT_VID_DEF                              1
  39
  40 /* Global control registers */
  41 #define QCA8K_REG_MASK_CTRL                             0x000
  42 #define   QCA8K_MASK_CTRL_REV_ID_MASK                   GENMASK(7, 0)
  43 #define   QCA8K_MASK_CTRL_REV_ID(x)                     FIELD_GET(QCA8K_MASK_CTRL_REV_ID_MASK, x)
  44 #define   QCA8K_MASK_CTRL_DEVICE_ID_MASK                GENMASK(15, 8)
  45 #define   QCA8K_MASK_CTRL_DEVICE_ID(x)                  FIELD_GET(QCA8K_MASK_CTRL_DEVICE_ID_MASK, x)
  46 #define QCA8K_REG_PORT0_PAD_CTRL                        0x004
  47 #define   QCA8K_PORT0_PAD_MAC06_EXCHANGE_EN             BIT(31)
  48 #define   QCA8K_PORT0_PAD_SGMII_RXCLK_FALLING_EDGE      BIT(19)
  49 #define   QCA8K_PORT0_PAD_SGMII_TXCLK_FALLING_EDGE      BIT(18)
  50 #define QCA8K_REG_PORT5_PAD_CTRL                        0x008
  51 #define QCA8K_REG_PORT6_PAD_CTRL                        0x00c
  52 #define   QCA8K_PORT_PAD_RGMII_EN                       BIT(26)
  53 #define   QCA8K_PORT_PAD_RGMII_TX_DELAY_MASK            GENMASK(23, 22)
  54 #define   QCA8K_PORT_PAD_RGMII_TX_DELAY(x)              FIELD_PREP(QCA8K_PORT_PAD_RGMII_TX_DELAY_MASK, x)
  55 #define   QCA8K_PORT_PAD_RGMII_RX_DELAY_MASK            GENMASK(21, 20)
  56 #define   QCA8K_PORT_PAD_RGMII_RX_DELAY(x)              FIELD_PREP(QCA8K_PORT_PAD_RGMII_RX_DELAY_MASK, x)
  57 #define   QCA8K_PORT_PAD_RGMII_TX_DELAY_EN              BIT(25)
  58 #define   QCA8K_PORT_PAD_RGMII_RX_DELAY_EN              BIT(24)
  59 #define   QCA8K_PORT_PAD_SGMII_EN                       BIT(7)
  60 #define QCA8K_REG_PWS                                   0x010
  61 #define   QCA8K_PWS_POWER_ON_SEL                        BIT(31)
  62 /* This reg is only valid for QCA832x and toggle the package
  63  * type from 176 pin (by default) to 148 pin used on QCA8327
  64  */
  65 #define   QCA8327_PWS_PACKAGE148_EN                     BIT(30)
  66 #define   QCA8K_PWS_LED_OPEN_EN_CSR                     BIT(24)
  67 #define   QCA8K_PWS_SERDES_AEN_DIS                      BIT(7)
  68 #define QCA8K_REG_MODULE_EN                             0x030
  69 #define   QCA8K_MODULE_EN_MIB                           BIT(0)
  70 #define QCA8K_REG_MIB                                   0x034
  71 #define   QCA8K_MIB_FUNC                                GENMASK(26, 24)
  72 #define   QCA8K_MIB_CPU_KEEP                            BIT(20)
  73 #define   QCA8K_MIB_BUSY                                BIT(17)
  74 #define QCA8K_MDIO_MASTER_CTRL                          0x3c
  75 #define   QCA8K_MDIO_MASTER_BUSY                        BIT(31)
  76 #define   QCA8K_MDIO_MASTER_EN                          BIT(30)
  77 #define   QCA8K_MDIO_MASTER_READ                        BIT(27)
  78 #define   QCA8K_MDIO_MASTER_WRITE                       0
  79 #define   QCA8K_MDIO_MASTER_SUP_PRE                     BIT(26)
  80 #define   QCA8K_MDIO_MASTER_PHY_ADDR_MASK               GENMASK(25, 21)
  81 #define   QCA8K_MDIO_MASTER_PHY_ADDR(x)                 FIELD_PREP(QCA8K_MDIO_MASTER_PHY_ADDR_MASK, x)
  82 #define   QCA8K_MDIO_MASTER_REG_ADDR_MASK               GENMASK(20, 16)
  83 #define   QCA8K_MDIO_MASTER_REG_ADDR(x)                 FIELD_PREP(QCA8K_MDIO_MASTER_REG_ADDR_MASK, x)
  84 #define   QCA8K_MDIO_MASTER_DATA_MASK                   GENMASK(15, 0)
  85 #define   QCA8K_MDIO_MASTER_DATA(x)                     FIELD_PREP(QCA8K_MDIO_MASTER_DATA_MASK, x)
  86 #define   QCA8K_MDIO_MASTER_MAX_PORTS                   5
  87 #define   QCA8K_MDIO_MASTER_MAX_REG                     32
  88 #define QCA8K_GOL_MAC_ADDR0                             0x60
  89 #define QCA8K_GOL_MAC_ADDR1                             0x64
  90 #define QCA8K_MAX_FRAME_SIZE                            0x78
  91 #define QCA8K_REG_PORT_STATUS(_i)                       (0x07c + (_i) * 4)
  92 #define   QCA8K_PORT_STATUS_SPEED                       GENMASK(1, 0)
  93 #define   QCA8K_PORT_STATUS_SPEED_10                    0
  94 #define   QCA8K_PORT_STATUS_SPEED_100                   0x1
  95 #define   QCA8K_PORT_STATUS_SPEED_1000                  0x2
  96 #define   QCA8K_PORT_STATUS_TXMAC                       BIT(2)
  97 #define   QCA8K_PORT_STATUS_RXMAC                       BIT(3)
  98 #define   QCA8K_PORT_STATUS_TXFLOW                      BIT(4)
  99 #define   QCA8K_PORT_STATUS_RXFLOW                      BIT(5)
 100 #define   QCA8K_PORT_STATUS_DUPLEX                      BIT(6)
 101 #define   QCA8K_PORT_STATUS_LINK_UP                     BIT(8)
 102 #define   QCA8K_PORT_STATUS_LINK_AUTO                   BIT(9)
 103 #define   QCA8K_PORT_STATUS_LINK_PAUSE                  BIT(10)
 104 #define   QCA8K_PORT_STATUS_FLOW_AUTO                   BIT(12)
 105 #define QCA8K_REG_PORT_HDR_CTRL(_i)                     (0x9c + (_i * 4))
 106 #define   QCA8K_PORT_HDR_CTRL_RX_MASK                   GENMASK(3, 2)
 107 #define   QCA8K_PORT_HDR_CTRL_TX_MASK                   GENMASK(1, 0)
 108 #define   QCA8K_PORT_HDR_CTRL_ALL                       2
 109 #define   QCA8K_PORT_HDR_CTRL_MGMT                      1
 110 #define   QCA8K_PORT_HDR_CTRL_NONE                      0
 111 #define QCA8K_REG_SGMII_CTRL                            0x0e0
 112 #define   QCA8K_SGMII_EN_PLL                            BIT(1)
 113 #define   QCA8K_SGMII_EN_RX                             BIT(2)
 114 #define   QCA8K_SGMII_EN_TX                             BIT(3)
 115 #define   QCA8K_SGMII_EN_SD                             BIT(4)
 116 #define   QCA8K_SGMII_CLK125M_DELAY                     BIT(7)
 117 #define   QCA8K_SGMII_MODE_CTRL_MASK                    GENMASK(23, 22)
 118 #define   QCA8K_SGMII_MODE_CTRL(x)                      FIELD_PREP(QCA8K_SGMII_MODE_CTRL_MASK, x)
 119 #define   QCA8K_SGMII_MODE_CTRL_BASEX                   QCA8K_SGMII_MODE_CTRL(0x0)
 120 #define   QCA8K_SGMII_MODE_CTRL_PHY                     QCA8K_SGMII_MODE_CTRL(0x1)
 121 #define   QCA8K_SGMII_MODE_CTRL_MAC                     QCA8K_SGMII_MODE_CTRL(0x2)
 122
 123 /* MAC_PWR_SEL registers */
 124 #define QCA8K_REG_MAC_PWR_SEL                           0x0e4
 125 #define   QCA8K_MAC_PWR_RGMII1_1_8V                     BIT(18)
 126 #define   QCA8K_MAC_PWR_RGMII0_1_8V                     BIT(19)
 127
 128 /* EEE control registers */
 129 #define QCA8K_REG_EEE_CTRL                              0x100
 130 #define  QCA8K_REG_EEE_CTRL_LPI_EN(_i)                  ((_i + 1) * 2)
 131
 132 /* TRUNK_HASH_EN registers */
 133 #define QCA8K_TRUNK_HASH_EN_CTRL                        0x270
 134 #define   QCA8K_TRUNK_HASH_SIP_EN                       BIT(3)
 135 #define   QCA8K_TRUNK_HASH_DIP_EN                       BIT(2)
 136 #define   QCA8K_TRUNK_HASH_SA_EN                        BIT(1)
 137 #define   QCA8K_TRUNK_HASH_DA_EN                        BIT(0)
 138 #define   QCA8K_TRUNK_HASH_MASK                         GENMASK(3, 0)
 139
 140 /* ACL registers */
 141 #define QCA8K_REG_PORT_VLAN_CTRL0(_i)                   (0x420 + (_i * 8))
 142 #define   QCA8K_PORT_VLAN_CVID_MASK                     GENMASK(27, 16)
 143 #define   QCA8K_PORT_VLAN_CVID(x)                       FIELD_PREP(QCA8K_PORT_VLAN_CVID_MASK, x)
 144 #define   QCA8K_PORT_VLAN_SVID_MASK                     GENMASK(11, 0)
 145 #define   QCA8K_PORT_VLAN_SVID(x)                       FIELD_PREP(QCA8K_PORT_VLAN_SVID_MASK, x)
 146 #define QCA8K_REG_PORT_VLAN_CTRL1(_i)                   (0x424 + (_i * 8))
 147 #define QCA8K_REG_IPV4_PRI_BASE_ADDR                    0x470
 148 #define QCA8K_REG_IPV4_PRI_ADDR_MASK                    0x474
 149
 150 /* Lookup registers */
 151 #define QCA8K_REG_ATU_DATA0                             0x600
 152 #define   QCA8K_ATU_ADDR2_MASK                          GENMASK(31, 24)
 153 #define   QCA8K_ATU_ADDR3_MASK                          GENMASK(23, 16)
 154 #define   QCA8K_ATU_ADDR4_MASK                          GENMASK(15, 8)
 155 #define   QCA8K_ATU_ADDR5_MASK                          GENMASK(7, 0)
 156 #define QCA8K_REG_ATU_DATA1                             0x604
 157 #define   QCA8K_ATU_PORT_MASK                           GENMASK(22, 16)
 158 #define   QCA8K_ATU_ADDR0_MASK                          GENMASK(15, 8)
 159 #define   QCA8K_ATU_ADDR1_MASK                          GENMASK(7, 0)
 160 #define QCA8K_REG_ATU_DATA2                             0x608
 161 #define   QCA8K_ATU_VID_MASK                            GENMASK(19, 8)
 162 #define   QCA8K_ATU_STATUS_MASK                         GENMASK(3, 0)
 163 #define   QCA8K_ATU_STATUS_STATIC                       0xf
 164 #define QCA8K_REG_ATU_FUNC                              0x60c
 165 #define   QCA8K_ATU_FUNC_BUSY                           BIT(31)
 166 #define   QCA8K_ATU_FUNC_PORT_EN                        BIT(14)
 167 #define   QCA8K_ATU_FUNC_MULTI_EN                       BIT(13)
 168 #define   QCA8K_ATU_FUNC_FULL                           BIT(12)
 169 #define   QCA8K_ATU_FUNC_PORT_MASK                      GENMASK(11, 8)
 170 #define QCA8K_REG_VTU_FUNC0                             0x610
 171 #define   QCA8K_VTU_FUNC0_VALID                         BIT(20)
 172 #define   QCA8K_VTU_FUNC0_IVL_EN                        BIT(19)
 173 /*        QCA8K_VTU_FUNC0_EG_MODE_MASK                  GENMASK(17, 4)
 174  *          It does contain VLAN_MODE for each port [5:4] for port0,
 175  *          [7:6] for port1 ... [17:16] for port6. Use virtual port
 176  *          define to handle this.
 177  */
 178 #define   QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i)        (4 + (_i) * 2)
 179 #define   QCA8K_VTU_FUNC0_EG_MODE_MASK                  GENMASK(1, 0)
 180 #define   QCA8K_VTU_FUNC0_EG_MODE_PORT_MASK(_i)         (GENMASK(1, 0) << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
 181 #define   QCA8K_VTU_FUNC0_EG_MODE_UNMOD                 FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x0)
 182 #define   QCA8K_VTU_FUNC0_EG_MODE_PORT_UNMOD(_i)        (QCA8K_VTU_FUNC0_EG_MODE_UNMOD << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
 183 #define   QCA8K_VTU_FUNC0_EG_MODE_UNTAG                 FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x1)
 184 #define   QCA8K_VTU_FUNC0_EG_MODE_PORT_UNTAG(_i)        (QCA8K_VTU_FUNC0_EG_MODE_UNTAG << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
 185 #define   QCA8K_VTU_FUNC0_EG_MODE_TAG                   FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x2)
 186 #define   QCA8K_VTU_FUNC0_EG_MODE_PORT_TAG(_i)          (QCA8K_VTU_FUNC0_EG_MODE_TAG << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
 187 #define   QCA8K_VTU_FUNC0_EG_MODE_NOT                   FIELD_PREP(QCA8K_VTU_FUNC0_EG_MODE_MASK, 0x3)
 188 #define   QCA8K_VTU_FUNC0_EG_MODE_PORT_NOT(_i)          (QCA8K_VTU_FUNC0_EG_MODE_NOT << QCA8K_VTU_FUNC0_EG_MODE_PORT_SHIFT(_i))
 189 #define QCA8K_REG_VTU_FUNC1                             0x614
 190 #define   QCA8K_VTU_FUNC1_BUSY                          BIT(31)
 191 #define   QCA8K_VTU_FUNC1_VID_MASK                      GENMASK(27, 16)
 192 #define   QCA8K_VTU_FUNC1_FULL                          BIT(4)
 193 #define QCA8K_REG_ATU_CTRL                              0x618
 194 #define   QCA8K_ATU_AGE_TIME_MASK                       GENMASK(15, 0)
 195 #define   QCA8K_ATU_AGE_TIME(x)                         FIELD_PREP(QCA8K_ATU_AGE_TIME_MASK, (x))
 196 #define QCA8K_REG_GLOBAL_FW_CTRL0                       0x620
 197 #define   QCA8K_GLOBAL_FW_CTRL0_CPU_PORT_EN             BIT(10)
 198 #define   QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM         GENMASK(7, 4)
 199 #define QCA8K_REG_GLOBAL_FW_CTRL1                       0x624
 200 #define   QCA8K_GLOBAL_FW_CTRL1_IGMP_DP_MASK            GENMASK(30, 24)
 201 #define   QCA8K_GLOBAL_FW_CTRL1_BC_DP_MASK              GENMASK(22, 16)
 202 #define   QCA8K_GLOBAL_FW_CTRL1_MC_DP_MASK              GENMASK(14, 8)
 203 #define   QCA8K_GLOBAL_FW_CTRL1_UC_DP_MASK              GENMASK(6, 0)
 204 #define QCA8K_PORT_LOOKUP_CTRL(_i)                      (0x660 + (_i) * 0xc)
 205 #define   QCA8K_PORT_LOOKUP_MEMBER                      GENMASK(6, 0)
 206 #define   QCA8K_PORT_LOOKUP_VLAN_MODE_MASK              GENMASK(9, 8)
 207 #define   QCA8K_PORT_LOOKUP_VLAN_MODE(x)                FIELD_PREP(QCA8K_PORT_LOOKUP_VLAN_MODE_MASK, x)
 208 #define   QCA8K_PORT_LOOKUP_VLAN_MODE_NONE              QCA8K_PORT_LOOKUP_VLAN_MODE(0x0)
 209 #define   QCA8K_PORT_LOOKUP_VLAN_MODE_FALLBACK          QCA8K_PORT_LOOKUP_VLAN_MODE(0x1)
 210 #define   QCA8K_PORT_LOOKUP_VLAN_MODE_CHECK             QCA8K_PORT_LOOKUP_VLAN_MODE(0x2)
 211 #define   QCA8K_PORT_LOOKUP_VLAN_MODE_SECURE            QCA8K_PORT_LOOKUP_VLAN_MODE(0x3)
 212 #define   QCA8K_PORT_LOOKUP_STATE_MASK                  GENMASK(18, 16)
 213 #define   QCA8K_PORT_LOOKUP_STATE(x)                    FIELD_PREP(QCA8K_PORT_LOOKUP_STATE_MASK, x)
 214 #define   QCA8K_PORT_LOOKUP_STATE_DISABLED              QCA8K_PORT_LOOKUP_STATE(0x0)
 215 #define   QCA8K_PORT_LOOKUP_STATE_BLOCKING              QCA8K_PORT_LOOKUP_STATE(0x1)
 216 #define   QCA8K_PORT_LOOKUP_STATE_LISTENING             QCA8K_PORT_LOOKUP_STATE(0x2)
 217 #define   QCA8K_PORT_LOOKUP_STATE_LEARNING              QCA8K_PORT_LOOKUP_STATE(0x3)
 218 #define   QCA8K_PORT_LOOKUP_STATE_FORWARD               QCA8K_PORT_LOOKUP_STATE(0x4)
 219 #define   QCA8K_PORT_LOOKUP_LEARN                       BIT(20)
 220 #define   QCA8K_PORT_LOOKUP_ING_MIRROR_EN               BIT(25)
 221
 222 #define QCA8K_REG_GOL_TRUNK_CTRL0                       0x700
 223 /* 4 max trunk first
 224  * first 6 bit for member bitmap
 225  * 7th bit is to enable trunk port
 226  */
 227 #define QCA8K_REG_GOL_TRUNK_SHIFT(_i)                   ((_i) * 8)
 228 #define QCA8K_REG_GOL_TRUNK_EN_MASK                     BIT(7)
 229 #define QCA8K_REG_GOL_TRUNK_EN(_i)                      (QCA8K_REG_GOL_TRUNK_EN_MASK << QCA8K_REG_GOL_TRUNK_SHIFT(_i))
 230 #define QCA8K_REG_GOL_TRUNK_MEMBER_MASK                 GENMASK(6, 0)
 231 #define QCA8K_REG_GOL_TRUNK_MEMBER(_i)                  (QCA8K_REG_GOL_TRUNK_MEMBER_MASK << QCA8K_REG_GOL_TRUNK_SHIFT(_i))
 232 /* 0x704 for TRUNK 0-1 --- 0x708 for TRUNK 2-3 */
 233 #define QCA8K_REG_GOL_TRUNK_CTRL(_i)                    (0x704 + (((_i) / 2) * 4))
 234 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_MASK              GENMASK(3, 0)
 235 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_EN_MASK           BIT(3)
 236 #define QCA8K_REG_GOL_TRUNK_ID_MEM_ID_PORT_MASK         GENMASK(2, 0)
 237 #define QCA8K_REG_GOL_TRUNK_ID_SHIFT(_i)                (((_i) / 2) * 16)
 238 #define QCA8K_REG_GOL_MEM_ID_SHIFT(_i)                  ((_i) * 4)
 239 /* Complex shift: FIRST shift for port THEN shift for trunk */
 240 #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))
 241 #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))
 242 #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))
 243
 244 #define QCA8K_REG_GLOBAL_FC_THRESH                      0x800
 245 #define   QCA8K_GLOBAL_FC_GOL_XON_THRES_MASK            GENMASK(24, 16)
 246 #define   QCA8K_GLOBAL_FC_GOL_XON_THRES(x)              FIELD_PREP(QCA8K_GLOBAL_FC_GOL_XON_THRES_MASK, x)
 247 #define   QCA8K_GLOBAL_FC_GOL_XOFF_THRES_MASK           GENMASK(8, 0)
 248 #define   QCA8K_GLOBAL_FC_GOL_XOFF_THRES(x)             FIELD_PREP(QCA8K_GLOBAL_FC_GOL_XOFF_THRES_MASK, x)
 249
 250 #define QCA8K_REG_PORT_HOL_CTRL0(_i)                    (0x970 + (_i) * 0x8)
 251 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI0_BUF_MASK         GENMASK(3, 0)
 252 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI0(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI0_BUF_MASK, x)
 253 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI1_BUF_MASK         GENMASK(7, 4)
 254 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI1(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI1_BUF_MASK, x)
 255 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI2_BUF_MASK         GENMASK(11, 8)
 256 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI2(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI2_BUF_MASK, x)
 257 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI3_BUF_MASK         GENMASK(15, 12)
 258 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI3(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI3_BUF_MASK, x)
 259 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI4_BUF_MASK         GENMASK(19, 16)
 260 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI4(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI4_BUF_MASK, x)
 261 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI5_BUF_MASK         GENMASK(23, 20)
 262 #define   QCA8K_PORT_HOL_CTRL0_EG_PRI5(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PRI5_BUF_MASK, x)
 263 #define   QCA8K_PORT_HOL_CTRL0_EG_PORT_BUF_MASK         GENMASK(29, 24)
 264 #define   QCA8K_PORT_HOL_CTRL0_EG_PORT(x)               FIELD_PREP(QCA8K_PORT_HOL_CTRL0_EG_PORT_BUF_MASK, x)
 265
 266 #define QCA8K_REG_PORT_HOL_CTRL1(_i)                    (0x974 + (_i) * 0x8)
 267 #define   QCA8K_PORT_HOL_CTRL1_ING_BUF_MASK             GENMASK(3, 0)
 268 #define   QCA8K_PORT_HOL_CTRL1_ING(x)                   FIELD_PREP(QCA8K_PORT_HOL_CTRL1_ING_BUF_MASK, x)
 269 #define   QCA8K_PORT_HOL_CTRL1_EG_PRI_BUF_EN            BIT(6)
 270 #define   QCA8K_PORT_HOL_CTRL1_EG_PORT_BUF_EN           BIT(7)
 271 #define   QCA8K_PORT_HOL_CTRL1_WRED_EN                  BIT(8)
 272 #define   QCA8K_PORT_HOL_CTRL1_EG_MIRROR_EN             BIT(16)
 273
 274 /* Pkt edit registers */
 275 #define QCA8K_EGREES_VLAN_PORT_SHIFT(_i)                (16 * ((_i) % 2))
 276 #define QCA8K_EGREES_VLAN_PORT_MASK(_i)                 (GENMASK(11, 0) << QCA8K_EGREES_VLAN_PORT_SHIFT(_i))
 277 #define QCA8K_EGREES_VLAN_PORT(_i, x)                   ((x) << QCA8K_EGREES_VLAN_PORT_SHIFT(_i))
 278 #define QCA8K_EGRESS_VLAN(x)                            (0x0c70 + (4 * (x / 2)))
 279
 280 /* L3 registers */
 281 #define QCA8K_HROUTER_CONTROL                           0xe00
 282 #define   QCA8K_HROUTER_CONTROL_GLB_LOCKTIME_M          GENMASK(17, 16)
 283 #define   QCA8K_HROUTER_CONTROL_GLB_LOCKTIME_S          16
 284 #define   QCA8K_HROUTER_CONTROL_ARP_AGE_MODE            1
 285 #define QCA8K_HROUTER_PBASED_CONTROL1                   0xe08
 286 #define QCA8K_HROUTER_PBASED_CONTROL2                   0xe0c
 287 #define QCA8K_HNAT_CONTROL                              0xe38
 288
 289 /* MIB registers */
 290 #define QCA8K_PORT_MIB_COUNTER(_i)                      (0x1000 + (_i) * 0x100)
 291
 292 /* QCA specific MII registers */
 293 #define MII_ATH_MMD_ADDR                                0x0d
 294 #define MII_ATH_MMD_DATA                                0x0e
 295
 296 enum {
 297         QCA8K_PORT_SPEED_10M = 0,
 298         QCA8K_PORT_SPEED_100M = 1,
 299         QCA8K_PORT_SPEED_1000M = 2,
 300         QCA8K_PORT_SPEED_ERR = 3,
 301 };
 302
 303 enum qca8k_fdb_cmd {
 304         QCA8K_FDB_FLUSH = 1,
 305         QCA8K_FDB_LOAD = 2,
 306         QCA8K_FDB_PURGE = 3,
 307         QCA8K_FDB_FLUSH_PORT = 5,
 308         QCA8K_FDB_NEXT = 6,
 309         QCA8K_FDB_SEARCH = 7,
 310 };
 311
 312 enum qca8k_vlan_cmd {
 313         QCA8K_VLAN_FLUSH = 1,
 314         QCA8K_VLAN_LOAD = 2,
 315         QCA8K_VLAN_PURGE = 3,
 316         QCA8K_VLAN_REMOVE_PORT = 4,
 317         QCA8K_VLAN_NEXT = 5,
 318         QCA8K_VLAN_READ = 6,
 319 };
 320
 321 enum qca8k_mid_cmd {
 322         QCA8K_MIB_FLUSH = 1,
 323         QCA8K_MIB_FLUSH_PORT = 2,
 324         QCA8K_MIB_CAST = 3,
 325 };
 326
 327 struct qca8k_match_data {
 328         u8 id;
 329         bool reduced_package;
 330         u8 mib_count;
 331 };
 332
 333 enum {
 334         QCA8K_CPU_PORT0,
 335         QCA8K_CPU_PORT6,
 336 };
 337
 338 struct qca8k_mgmt_eth_data {
 339         struct completion rw_done;
 340         struct mutex mutex; /* Enforce one mdio read/write at time */
 341         bool ack;
 342         u32 seq;
 343         u32 data[4];
 344 };
 345
 346 struct qca8k_mib_eth_data {
 347         struct completion rw_done;
 348         struct mutex mutex; /* Process one command at time */
 349         refcount_t port_parsed; /* Counter to track parsed port */
 350         u8 req_port;
 351         u64 *data; /* pointer to ethtool data */
 352 };
 353
 354 struct qca8k_ports_config {
 355         bool sgmii_rx_clk_falling_edge;
 356         bool sgmii_tx_clk_falling_edge;
 357         bool sgmii_enable_pll;
 358         u8 rgmii_rx_delay[QCA8K_NUM_CPU_PORTS]; /* 0: CPU port0, 1: CPU port6 */
 359         u8 rgmii_tx_delay[QCA8K_NUM_CPU_PORTS]; /* 0: CPU port0, 1: CPU port6 */
 360 };
 361
 362 struct qca8k_mdio_cache {
 363 /* The 32bit switch registers are accessed indirectly. To achieve this we need
 364  * to set the page of the register. Track the last page that was set to reduce
 365  * mdio writes
 366  */
 367         u16 page;
 368 /* lo and hi can also be cached and from Documentation we can skip one
 369  * extra mdio write if lo or hi is didn't change.
 370  */
 371         u16 lo;
 372         u16 hi;
 373 };
 374
 375 struct qca8k_pcs {
 376         struct phylink_pcs pcs;
 377         struct qca8k_priv *priv;
 378         int port;
 379 };
 380
 381 struct qca8k_priv {
 382         u8 switch_id;
 383         u8 switch_revision;
 384         u8 mirror_rx;
 385         u8 mirror_tx;
 386         u8 lag_hash_mode;
 387         /* Each bit correspond to a port. This switch can support a max of 7 port.
 388          * Bit 1: port enabled. Bit 0: port disabled.
 389          */
 390         u8 port_enabled_map;
 391         struct qca8k_ports_config ports_config;
 392         struct regmap *regmap;
 393         struct mii_bus *bus;
 394         struct dsa_switch *ds;
 395         struct mutex reg_mutex;
 396         struct device *dev;
 397         struct gpio_desc *reset_gpio;
 398         struct net_device *mgmt_master; /* Track if mdio/mib Ethernet is available */
 399         struct qca8k_mgmt_eth_data mgmt_eth_data;
 400         struct qca8k_mib_eth_data mib_eth_data;
 401         struct qca8k_mdio_cache mdio_cache;
 402         struct qca8k_pcs pcs_port_0;
 403         struct qca8k_pcs pcs_port_6;
 404 };
 405
 406 struct qca8k_mib_desc {
 407         unsigned int size;
 408         unsigned int offset;
 409         const char *name;
 410 };
 411
 412 struct qca8k_fdb {
 413         u16 vid;
 414         u8 port_mask;
 415         u8 aging;
 416         u8 mac[6];
 417 };
 418
 419 #endif /* __QCA8K_H */