target/linux/generic/files/drivers/net/phy/rtl8366s.c

   1 /*
   2  * Platform driver for the Realtek RTL8366S ethernet switch
   3  *
   4  * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
   5  * Copyright (C) 2010 Antti Seppälä <a.seppala@gmail.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License version 2 as published
   9  * by the Free Software Foundation.
  10  */
  11
  12 #include <linux/kernel.h>
  13 #include <linux/module.h>
  14 #include <linux/init.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/delay.h>
  17 #include <linux/skbuff.h>
  18 #include <linux/rtl8366s.h>
  19
  20 #include "rtl8366_smi.h"
  21
  22 #define RTL8366S_DRIVER_DESC    "Realtek RTL8366S ethernet switch driver"
  23 #define RTL8366S_DRIVER_VER     "0.2.2"
  24
  25 #define RTL8366S_PHY_NO_MAX     4
  26 #define RTL8366S_PHY_PAGE_MAX   7
  27 #define RTL8366S_PHY_ADDR_MAX   31
  28 #define RTL8366S_PHY_WAN        4
  29
  30 /* Switch Global Configuration register */
  31 #define RTL8366S_SGCR                           0x0000
  32 #define RTL8366S_SGCR_EN_BC_STORM_CTRL          BIT(0)
  33 #define RTL8366S_SGCR_MAX_LENGTH(_x)            (_x << 4)
  34 #define RTL8366S_SGCR_MAX_LENGTH_MASK           RTL8366S_SGCR_MAX_LENGTH(0x3)
  35 #define RTL8366S_SGCR_MAX_LENGTH_1522           RTL8366S_SGCR_MAX_LENGTH(0x0)
  36 #define RTL8366S_SGCR_MAX_LENGTH_1536           RTL8366S_SGCR_MAX_LENGTH(0x1)
  37 #define RTL8366S_SGCR_MAX_LENGTH_1552           RTL8366S_SGCR_MAX_LENGTH(0x2)
  38 #define RTL8366S_SGCR_MAX_LENGTH_16000          RTL8366S_SGCR_MAX_LENGTH(0x3)
  39 #define RTL8366S_SGCR_EN_VLAN                   BIT(13)
  40
  41 /* Port Enable Control register */
  42 #define RTL8366S_PECR                           0x0001
  43
  44 /* Switch Security Control registers */
  45 #define RTL8366S_SSCR0                          0x0002
  46 #define RTL8366S_SSCR1                          0x0003
  47 #define RTL8366S_SSCR2                          0x0004
  48 #define RTL8366S_SSCR2_DROP_UNKNOWN_DA          BIT(0)
  49
  50 #define RTL8366S_RESET_CTRL_REG                 0x0100
  51 #define RTL8366S_CHIP_CTRL_RESET_HW             1
  52 #define RTL8366S_CHIP_CTRL_RESET_SW             (1 << 1)
  53
  54 #define RTL8366S_CHIP_VERSION_CTRL_REG          0x0104
  55 #define RTL8366S_CHIP_VERSION_MASK              0xf
  56 #define RTL8366S_CHIP_ID_REG                    0x0105
  57 #define RTL8366S_CHIP_ID_8366                   0x8366
  58
  59 /* PHY registers control */
  60 #define RTL8366S_PHY_ACCESS_CTRL_REG            0x8028
  61 #define RTL8366S_PHY_ACCESS_DATA_REG            0x8029
  62
  63 #define RTL8366S_PHY_CTRL_READ                  1
  64 #define RTL8366S_PHY_CTRL_WRITE                 0
  65
  66 #define RTL8366S_PHY_REG_MASK                   0x1f
  67 #define RTL8366S_PHY_PAGE_OFFSET                5
  68 #define RTL8366S_PHY_PAGE_MASK                  (0x7 << 5)
  69 #define RTL8366S_PHY_NO_OFFSET                  9
  70 #define RTL8366S_PHY_NO_MASK                    (0x1f << 9)
  71
  72 /* LED control registers */
  73 #define RTL8366S_LED_BLINKRATE_REG              0x0420
  74 #define RTL8366S_LED_BLINKRATE_BIT              0
  75 #define RTL8366S_LED_BLINKRATE_MASK             0x0007
  76
  77 #define RTL8366S_LED_CTRL_REG                   0x0421
  78 #define RTL8366S_LED_0_1_CTRL_REG               0x0422
  79 #define RTL8366S_LED_2_3_CTRL_REG               0x0423
  80
  81 #define RTL8366S_MIB_COUNT                      33
  82 #define RTL8366S_GLOBAL_MIB_COUNT               1
  83 #define RTL8366S_MIB_COUNTER_PORT_OFFSET        0x0040
  84 #define RTL8366S_MIB_COUNTER_BASE               0x1000
  85 #define RTL8366S_MIB_COUNTER_PORT_OFFSET2       0x0008
  86 #define RTL8366S_MIB_COUNTER_BASE2              0x1180
  87 #define RTL8366S_MIB_CTRL_REG                   0x11F0
  88 #define RTL8366S_MIB_CTRL_USER_MASK             0x01FF
  89 #define RTL8366S_MIB_CTRL_BUSY_MASK             0x0001
  90 #define RTL8366S_MIB_CTRL_RESET_MASK            0x0002
  91
  92 #define RTL8366S_MIB_CTRL_GLOBAL_RESET_MASK     0x0004
  93 #define RTL8366S_MIB_CTRL_PORT_RESET_BIT        0x0003
  94 #define RTL8366S_MIB_CTRL_PORT_RESET_MASK       0x01FC
  95
  96
  97 #define RTL8366S_PORT_VLAN_CTRL_BASE            0x0058
  98 #define RTL8366S_PORT_VLAN_CTRL_REG(_p)  \
  99                 (RTL8366S_PORT_VLAN_CTRL_BASE + (_p) / 4)
 100 #define RTL8366S_PORT_VLAN_CTRL_MASK            0xf
 101 #define RTL8366S_PORT_VLAN_CTRL_SHIFT(_p)       (4 * ((_p) % 4))
 102
 103
 104 #define RTL8366S_VLAN_TABLE_READ_BASE           0x018B
 105 #define RTL8366S_VLAN_TABLE_WRITE_BASE          0x0185
 106
 107 #define RTL8366S_VLAN_TB_CTRL_REG               0x010F
 108
 109 #define RTL8366S_TABLE_ACCESS_CTRL_REG          0x0180
 110 #define RTL8366S_TABLE_VLAN_READ_CTRL           0x0E01
 111 #define RTL8366S_TABLE_VLAN_WRITE_CTRL          0x0F01
 112
 113 #define RTL8366S_VLAN_MC_BASE(_x)               (0x0016 + (_x) * 2)
 114
 115 #define RTL8366S_VLAN_MEMBERINGRESS_REG         0x0379
 116
 117 #define RTL8366S_PORT_LINK_STATUS_BASE          0x0060
 118 #define RTL8366S_PORT_STATUS_SPEED_MASK         0x0003
 119 #define RTL8366S_PORT_STATUS_DUPLEX_MASK        0x0004
 120 #define RTL8366S_PORT_STATUS_LINK_MASK          0x0010
 121 #define RTL8366S_PORT_STATUS_TXPAUSE_MASK       0x0020
 122 #define RTL8366S_PORT_STATUS_RXPAUSE_MASK       0x0040
 123 #define RTL8366S_PORT_STATUS_AN_MASK            0x0080
 124
 125
 126 #define RTL8366S_PORT_NUM_CPU           5
 127 #define RTL8366S_NUM_PORTS              6
 128 #define RTL8366S_NUM_VLANS              16
 129 #define RTL8366S_NUM_LEDGROUPS          4
 130 #define RTL8366S_NUM_VIDS               4096
 131 #define RTL8366S_PRIORITYMAX            7
 132 #define RTL8366S_FIDMAX                 7
 133
 134
 135 #define RTL8366S_PORT_1                 (1 << 0) /* In userspace port 0 */
 136 #define RTL8366S_PORT_2                 (1 << 1) /* In userspace port 1 */
 137 #define RTL8366S_PORT_3                 (1 << 2) /* In userspace port 2 */
 138 #define RTL8366S_PORT_4                 (1 << 3) /* In userspace port 3 */
 139
 140 #define RTL8366S_PORT_UNKNOWN           (1 << 4) /* No known connection */
 141 #define RTL8366S_PORT_CPU               (1 << 5) /* CPU port */
 142
 143 #define RTL8366S_PORT_ALL               (RTL8366S_PORT_1 |      \
 144                                          RTL8366S_PORT_2 |      \
 145                                          RTL8366S_PORT_3 |      \
 146                                          RTL8366S_PORT_4 |      \
 147                                          RTL8366S_PORT_UNKNOWN | \
 148                                          RTL8366S_PORT_CPU)
 149
 150 #define RTL8366S_PORT_ALL_BUT_CPU       (RTL8366S_PORT_1 |      \
 151                                          RTL8366S_PORT_2 |      \
 152                                          RTL8366S_PORT_3 |      \
 153                                          RTL8366S_PORT_4 |      \
 154                                          RTL8366S_PORT_UNKNOWN)
 155
 156 #define RTL8366S_PORT_ALL_EXTERNAL      (RTL8366S_PORT_1 |      \
 157                                          RTL8366S_PORT_2 |      \
 158                                          RTL8366S_PORT_3 |      \
 159                                          RTL8366S_PORT_4)
 160
 161 #define RTL8366S_PORT_ALL_INTERNAL      (RTL8366S_PORT_UNKNOWN | \
 162                                          RTL8366S_PORT_CPU)
 163
 164 #define RTL8366S_VLAN_VID_MASK          0xfff
 165 #define RTL8366S_VLAN_PRIORITY_SHIFT    12
 166 #define RTL8366S_VLAN_PRIORITY_MASK     0x7
 167 #define RTL8366S_VLAN_MEMBER_MASK       0x3f
 168 #define RTL8366S_VLAN_UNTAG_SHIFT       6
 169 #define RTL8366S_VLAN_UNTAG_MASK        0x3f
 170 #define RTL8366S_VLAN_FID_SHIFT         12
 171 #define RTL8366S_VLAN_FID_MASK          0x7
 172
 173 static struct rtl8366_mib_counter rtl8366s_mib_counters[] = {
 174         { 0,  0, 4, "IfInOctets"                                },
 175         { 0,  4, 4, "EtherStatsOctets"                          },
 176         { 0,  8, 2, "EtherStatsUnderSizePkts"                   },
 177         { 0, 10, 2, "EtherFragments"                            },
 178         { 0, 12, 2, "EtherStatsPkts64Octets"                    },
 179         { 0, 14, 2, "EtherStatsPkts65to127Octets"               },
 180         { 0, 16, 2, "EtherStatsPkts128to255Octets"              },
 181         { 0, 18, 2, "EtherStatsPkts256to511Octets"              },
 182         { 0, 20, 2, "EtherStatsPkts512to1023Octets"             },
 183         { 0, 22, 2, "EtherStatsPkts1024to1518Octets"            },
 184         { 0, 24, 2, "EtherOversizeStats"                        },
 185         { 0, 26, 2, "EtherStatsJabbers"                         },
 186         { 0, 28, 2, "IfInUcastPkts"                             },
 187         { 0, 30, 2, "EtherStatsMulticastPkts"                   },
 188         { 0, 32, 2, "EtherStatsBroadcastPkts"                   },
 189         { 0, 34, 2, "EtherStatsDropEvents"                      },
 190         { 0, 36, 2, "Dot3StatsFCSErrors"                        },
 191         { 0, 38, 2, "Dot3StatsSymbolErrors"                     },
 192         { 0, 40, 2, "Dot3InPauseFrames"                         },
 193         { 0, 42, 2, "Dot3ControlInUnknownOpcodes"               },
 194         { 0, 44, 4, "IfOutOctets"                               },
 195         { 0, 48, 2, "Dot3StatsSingleCollisionFrames"            },
 196         { 0, 50, 2, "Dot3StatMultipleCollisionFrames"           },
 197         { 0, 52, 2, "Dot3sDeferredTransmissions"                },
 198         { 0, 54, 2, "Dot3StatsLateCollisions"                   },
 199         { 0, 56, 2, "EtherStatsCollisions"                      },
 200         { 0, 58, 2, "Dot3StatsExcessiveCollisions"              },
 201         { 0, 60, 2, "Dot3OutPauseFrames"                        },
 202         { 0, 62, 2, "Dot1dBasePortDelayExceededDiscards"        },
 203
 204         /*
 205          * The following counters are accessible at a different
 206          * base address.
 207          */
 208         { 1,  0, 2, "Dot1dTpPortInDiscards"                     },
 209         { 1,  2, 2, "IfOutUcastPkts"                            },
 210         { 1,  4, 2, "IfOutMulticastPkts"                        },
 211         { 1,  6, 2, "IfOutBroadcastPkts"                        },
 212 };
 213
 214 #define REG_WR(_smi, _reg, _val)                                        \
 215         do {                                                            \
 216                 err = rtl8366_smi_write_reg(_smi, _reg, _val);          \
 217                 if (err)                                                \
 218                         return err;                                     \
 219         } while (0)
 220
 221 #define REG_RMW(_smi, _reg, _mask, _val)                                \
 222         do {                                                            \
 223                 err = rtl8366_smi_rmwr(_smi, _reg, _mask, _val);        \
 224                 if (err)                                                \
 225                         return err;                                     \
 226         } while (0)
 227
 228 static int rtl8366s_reset_chip(struct rtl8366_smi *smi)
 229 {
 230         int timeout = 10;
 231         u32 data;
 232
 233         rtl8366_smi_write_reg(smi, RTL8366S_RESET_CTRL_REG,
 234                               RTL8366S_CHIP_CTRL_RESET_HW);
 235         do {
 236                 msleep(1);
 237                 if (rtl8366_smi_read_reg(smi, RTL8366S_RESET_CTRL_REG, &data))
 238                         return -EIO;
 239
 240                 if (!(data & RTL8366S_CHIP_CTRL_RESET_HW))
 241                         break;
 242         } while (--timeout);
 243
 244         if (!timeout) {
 245                 printk("Timeout waiting for the switch to reset\n");
 246                 return -EIO;
 247         }
 248
 249         return 0;
 250 }
 251
 252 static int rtl8366s_hw_init(struct rtl8366_smi *smi)
 253 {
 254         int err;
 255
 256         /* set maximum packet length to 1536 bytes */
 257         REG_RMW(smi, RTL8366S_SGCR, RTL8366S_SGCR_MAX_LENGTH_MASK,
 258                 RTL8366S_SGCR_MAX_LENGTH_1536);
 259
 260         /* enable all ports */
 261         REG_WR(smi, RTL8366S_PECR, 0);
 262
 263         /* enable learning for all ports */
 264         REG_WR(smi, RTL8366S_SSCR0, 0);
 265
 266         /* enable auto ageing for all ports */
 267         REG_WR(smi, RTL8366S_SSCR1, 0);
 268
 269         /*
 270          * discard VLAN tagged packets if the port is not a member of
 271          * the VLAN with which the packets is associated.
 272          */
 273         REG_WR(smi, RTL8366S_VLAN_MEMBERINGRESS_REG, RTL8366S_PORT_ALL);
 274
 275         /* don't drop packets whose DA has not been learned */
 276         REG_RMW(smi, RTL8366S_SSCR2, RTL8366S_SSCR2_DROP_UNKNOWN_DA, 0);
 277
 278         return 0;
 279 }
 280
 281 static int rtl8366s_read_phy_reg(struct rtl8366_smi *smi,
 282                                  u32 phy_no, u32 page, u32 addr, u32 *data)
 283 {
 284         u32 reg;
 285         int ret;
 286
 287         if (phy_no > RTL8366S_PHY_NO_MAX)
 288                 return -EINVAL;
 289
 290         if (page > RTL8366S_PHY_PAGE_MAX)
 291                 return -EINVAL;
 292
 293         if (addr > RTL8366S_PHY_ADDR_MAX)
 294                 return -EINVAL;
 295
 296         ret = rtl8366_smi_write_reg(smi, RTL8366S_PHY_ACCESS_CTRL_REG,
 297                                     RTL8366S_PHY_CTRL_READ);
 298         if (ret)
 299                 return ret;
 300
 301         reg = 0x8000 | (1 << (phy_no + RTL8366S_PHY_NO_OFFSET)) |
 302               ((page << RTL8366S_PHY_PAGE_OFFSET) & RTL8366S_PHY_PAGE_MASK) |
 303               (addr & RTL8366S_PHY_REG_MASK);
 304
 305         ret = rtl8366_smi_write_reg(smi, reg, 0);
 306         if (ret)
 307                 return ret;
 308
 309         ret = rtl8366_smi_read_reg(smi, RTL8366S_PHY_ACCESS_DATA_REG, data);
 310         if (ret)
 311                 return ret;
 312
 313         return 0;
 314 }
 315
 316 static int rtl8366s_write_phy_reg(struct rtl8366_smi *smi,
 317                                   u32 phy_no, u32 page, u32 addr, u32 data)
 318 {
 319         u32 reg;
 320         int ret;
 321
 322         if (phy_no > RTL8366S_PHY_NO_MAX)
 323                 return -EINVAL;
 324
 325         if (page > RTL8366S_PHY_PAGE_MAX)
 326                 return -EINVAL;
 327
 328         if (addr > RTL8366S_PHY_ADDR_MAX)
 329                 return -EINVAL;
 330
 331         ret = rtl8366_smi_write_reg(smi, RTL8366S_PHY_ACCESS_CTRL_REG,
 332                                     RTL8366S_PHY_CTRL_WRITE);
 333         if (ret)
 334                 return ret;
 335
 336         reg = 0x8000 | (1 << (phy_no + RTL8366S_PHY_NO_OFFSET)) |
 337               ((page << RTL8366S_PHY_PAGE_OFFSET) & RTL8366S_PHY_PAGE_MASK) |
 338               (addr & RTL8366S_PHY_REG_MASK);
 339
 340         ret = rtl8366_smi_write_reg(smi, reg, data);
 341         if (ret)
 342                 return ret;
 343
 344         return 0;
 345 }
 346
 347 static int rtl8366_get_mib_counter(struct rtl8366_smi *smi, int counter,
 348                                    int port, unsigned long long *val)
 349 {
 350         int i;
 351         int err;
 352         u32 addr, data;
 353         u64 mibvalue;
 354
 355         if (port > RTL8366S_NUM_PORTS || counter >= RTL8366S_MIB_COUNT)
 356                 return -EINVAL;
 357
 358         switch (rtl8366s_mib_counters[counter].base) {
 359         case 0:
 360                 addr = RTL8366S_MIB_COUNTER_BASE +
 361                        RTL8366S_MIB_COUNTER_PORT_OFFSET * port;
 362                 break;
 363
 364         case 1:
 365                 addr = RTL8366S_MIB_COUNTER_BASE2 +
 366                         RTL8366S_MIB_COUNTER_PORT_OFFSET2 * port;
 367                 break;
 368
 369         default:
 370                 return -EINVAL;
 371         }
 372
 373         addr += rtl8366s_mib_counters[counter].offset;
 374
 375         /*
 376          * Writing access counter address first
 377          * then ASIC will prepare 64bits counter wait for being retrived
 378          */
 379         data = 0; /* writing data will be discard by ASIC */
 380         err = rtl8366_smi_write_reg(smi, addr, data);
 381         if (err)
 382                 return err;
 383
 384         /* read MIB control register */
 385         err =  rtl8366_smi_read_reg(smi, RTL8366S_MIB_CTRL_REG, &data);
 386         if (err)
 387                 return err;
 388
 389         if (data & RTL8366S_MIB_CTRL_BUSY_MASK)
 390                 return -EBUSY;
 391
 392         if (data & RTL8366S_MIB_CTRL_RESET_MASK)
 393                 return -EIO;
 394
 395         mibvalue = 0;
 396         for (i = rtl8366s_mib_counters[counter].length; i > 0; i--) {
 397                 err = rtl8366_smi_read_reg(smi, addr + (i - 1), &data);
 398                 if (err)
 399                         return err;
 400
 401                 mibvalue = (mibvalue << 16) | (data & 0xFFFF);
 402         }
 403
 404         *val = mibvalue;
 405         return 0;
 406 }
 407
 408 static int rtl8366s_get_vlan_4k(struct rtl8366_smi *smi, u32 vid,
 409                                 struct rtl8366_vlan_4k *vlan4k)
 410 {
 411         u32 data[2];
 412         int err;
 413         int i;
 414
 415         memset(vlan4k, '\0', sizeof(struct rtl8366_vlan_4k));
 416
 417         if (vid >= RTL8366S_NUM_VIDS)
 418                 return -EINVAL;
 419
 420         /* write VID */
 421         err = rtl8366_smi_write_reg(smi, RTL8366S_VLAN_TABLE_WRITE_BASE,
 422                                     vid & RTL8366S_VLAN_VID_MASK);
 423         if (err)
 424                 return err;
 425
 426         /* write table access control word */
 427         err = rtl8366_smi_write_reg(smi, RTL8366S_TABLE_ACCESS_CTRL_REG,
 428                                     RTL8366S_TABLE_VLAN_READ_CTRL);
 429         if (err)
 430                 return err;
 431
 432         for (i = 0; i < 2; i++) {
 433                 err = rtl8366_smi_read_reg(smi,
 434                                            RTL8366S_VLAN_TABLE_READ_BASE + i,
 435                                            &data[i]);
 436                 if (err)
 437                         return err;
 438         }
 439
 440         vlan4k->vid = vid;
 441         vlan4k->untag = (data[1] >> RTL8366S_VLAN_UNTAG_SHIFT) &
 442                         RTL8366S_VLAN_UNTAG_MASK;
 443         vlan4k->member = data[1] & RTL8366S_VLAN_MEMBER_MASK;
 444         vlan4k->fid = (data[1] >> RTL8366S_VLAN_FID_SHIFT) &
 445                         RTL8366S_VLAN_FID_MASK;
 446
 447         return 0;
 448 }
 449
 450 static int rtl8366s_set_vlan_4k(struct rtl8366_smi *smi,
 451                                 const struct rtl8366_vlan_4k *vlan4k)
 452 {
 453         u32 data[2];
 454         int err;
 455         int i;
 456
 457         if (vlan4k->vid >= RTL8366S_NUM_VIDS ||
 458             vlan4k->member > RTL8366S_VLAN_MEMBER_MASK ||
 459             vlan4k->untag > RTL8366S_VLAN_UNTAG_MASK ||
 460             vlan4k->fid > RTL8366S_FIDMAX)
 461                 return -EINVAL;
 462
 463         data[0] = vlan4k->vid & RTL8366S_VLAN_VID_MASK;
 464         data[1] = (vlan4k->member & RTL8366S_VLAN_MEMBER_MASK) |
 465                   ((vlan4k->untag & RTL8366S_VLAN_UNTAG_MASK) <<
 466                         RTL8366S_VLAN_UNTAG_SHIFT) |
 467                   ((vlan4k->fid & RTL8366S_VLAN_FID_MASK) <<
 468                         RTL8366S_VLAN_FID_SHIFT);
 469
 470         for (i = 0; i < 2; i++) {
 471                 err = rtl8366_smi_write_reg(smi,
 472                                             RTL8366S_VLAN_TABLE_WRITE_BASE + i,
 473                                             data[i]);
 474                 if (err)
 475                         return err;
 476         }
 477
 478         /* write table access control word */
 479         err = rtl8366_smi_write_reg(smi, RTL8366S_TABLE_ACCESS_CTRL_REG,
 480                                     RTL8366S_TABLE_VLAN_WRITE_CTRL);
 481
 482         return err;
 483 }
 484
 485 static int rtl8366s_get_vlan_mc(struct rtl8366_smi *smi, u32 index,
 486                                 struct rtl8366_vlan_mc *vlanmc)
 487 {
 488         u32 data[2];
 489         int err;
 490         int i;
 491
 492         memset(vlanmc, '\0', sizeof(struct rtl8366_vlan_mc));
 493
 494         if (index >= RTL8366S_NUM_VLANS)
 495                 return -EINVAL;
 496
 497         for (i = 0; i < 2; i++) {
 498                 err = rtl8366_smi_read_reg(smi,
 499                                            RTL8366S_VLAN_MC_BASE(index) + i,
 500                                            &data[i]);
 501                 if (err)
 502                         return err;
 503         }
 504
 505         vlanmc->vid = data[0] & RTL8366S_VLAN_VID_MASK;
 506         vlanmc->priority = (data[0] >> RTL8366S_VLAN_PRIORITY_SHIFT) &
 507                            RTL8366S_VLAN_PRIORITY_MASK;
 508         vlanmc->untag = (data[1] >> RTL8366S_VLAN_UNTAG_SHIFT) &
 509                         RTL8366S_VLAN_UNTAG_MASK;
 510         vlanmc->member = data[1] & RTL8366S_VLAN_MEMBER_MASK;
 511         vlanmc->fid = (data[1] >> RTL8366S_VLAN_FID_SHIFT) &
 512                       RTL8366S_VLAN_FID_MASK;
 513
 514         return 0;
 515 }
 516
 517 static int rtl8366s_set_vlan_mc(struct rtl8366_smi *smi, u32 index,
 518                                 const struct rtl8366_vlan_mc *vlanmc)
 519 {
 520         u32 data[2];
 521         int err;
 522         int i;
 523
 524         if (index >= RTL8366S_NUM_VLANS ||
 525             vlanmc->vid >= RTL8366S_NUM_VIDS ||
 526             vlanmc->priority > RTL8366S_PRIORITYMAX ||
 527             vlanmc->member > RTL8366S_VLAN_MEMBER_MASK ||
 528             vlanmc->untag > RTL8366S_VLAN_UNTAG_MASK ||
 529             vlanmc->fid > RTL8366S_FIDMAX)
 530                 return -EINVAL;
 531
 532         data[0] = (vlanmc->vid & RTL8366S_VLAN_VID_MASK) |
 533                   ((vlanmc->priority & RTL8366S_VLAN_PRIORITY_MASK) <<
 534                         RTL8366S_VLAN_PRIORITY_SHIFT);
 535         data[1] = (vlanmc->member & RTL8366S_VLAN_MEMBER_MASK) |
 536                   ((vlanmc->untag & RTL8366S_VLAN_UNTAG_MASK) <<
 537                         RTL8366S_VLAN_UNTAG_SHIFT) |
 538                   ((vlanmc->fid & RTL8366S_VLAN_FID_MASK) <<
 539                         RTL8366S_VLAN_FID_SHIFT);
 540
 541         for (i = 0; i < 2; i++) {
 542                 err = rtl8366_smi_write_reg(smi,
 543                                             RTL8366S_VLAN_MC_BASE(index) + i,
 544                                             data[i]);
 545                 if (err)
 546                         return err;
 547         }
 548
 549         return 0;
 550 }
 551
 552 static int rtl8366s_get_mc_index(struct rtl8366_smi *smi, int port, int *val)
 553 {
 554         u32 data;
 555         int err;
 556
 557         if (port >= RTL8366S_NUM_PORTS)
 558                 return -EINVAL;
 559
 560         err = rtl8366_smi_read_reg(smi, RTL8366S_PORT_VLAN_CTRL_REG(port),
 561                                    &data);
 562         if (err)
 563                 return err;
 564
 565         *val = (data >> RTL8366S_PORT_VLAN_CTRL_SHIFT(port)) &
 566                RTL8366S_PORT_VLAN_CTRL_MASK;
 567
 568         return 0;
 569 }
 570
 571 static int rtl8366s_set_mc_index(struct rtl8366_smi *smi, int port, int index)
 572 {
 573         if (port >= RTL8366S_NUM_PORTS || index >= RTL8366S_NUM_VLANS)
 574                 return -EINVAL;
 575
 576         return rtl8366_smi_rmwr(smi, RTL8366S_PORT_VLAN_CTRL_REG(port),
 577                                 RTL8366S_PORT_VLAN_CTRL_MASK <<
 578                                         RTL8366S_PORT_VLAN_CTRL_SHIFT(port),
 579                                 (index & RTL8366S_PORT_VLAN_CTRL_MASK) <<
 580                                         RTL8366S_PORT_VLAN_CTRL_SHIFT(port));
 581 }
 582
 583 static int rtl8366s_enable_vlan(struct rtl8366_smi *smi, int enable)
 584 {
 585         return rtl8366_smi_rmwr(smi, RTL8366S_SGCR, RTL8366S_SGCR_EN_VLAN,
 586                                 (enable) ? RTL8366S_SGCR_EN_VLAN : 0);
 587 }
 588
 589 static int rtl8366s_enable_vlan4k(struct rtl8366_smi *smi, int enable)
 590 {
 591         return rtl8366_smi_rmwr(smi, RTL8366S_VLAN_TB_CTRL_REG,
 592                                 1, (enable) ? 1 : 0);
 593 }
 594
 595 static int rtl8366s_is_vlan_valid(struct rtl8366_smi *smi, unsigned vlan)
 596 {
 597         unsigned max = RTL8366S_NUM_VLANS;
 598
 599         if (smi->vlan4k_enabled)
 600                 max = RTL8366S_NUM_VIDS - 1;
 601
 602         if (vlan == 0 || vlan >= max)
 603                 return 0;
 604
 605         return 1;
 606 }
 607
 608 static int rtl8366s_enable_port(struct rtl8366_smi *smi, int port, int enable)
 609 {
 610         return rtl8366_smi_rmwr(smi, RTL8366S_PECR, (1 << port),
 611                                 (enable) ? 0 : (1 << port));
 612 }
 613
 614 static int rtl8366s_sw_reset_mibs(struct switch_dev *dev,
 615                                   const struct switch_attr *attr,
 616                                   struct switch_val *val)
 617 {
 618         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 619
 620         return rtl8366_smi_rmwr(smi, RTL8366S_MIB_CTRL_REG, 0, (1 << 2));
 621 }
 622
 623 static int rtl8366s_sw_get_blinkrate(struct switch_dev *dev,
 624                                      const struct switch_attr *attr,
 625                                      struct switch_val *val)
 626 {
 627         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 628         u32 data;
 629
 630         rtl8366_smi_read_reg(smi, RTL8366S_LED_BLINKRATE_REG, &data);
 631
 632         val->value.i = (data & (RTL8366S_LED_BLINKRATE_MASK));
 633
 634         return 0;
 635 }
 636
 637 static int rtl8366s_sw_set_blinkrate(struct switch_dev *dev,
 638                                     const struct switch_attr *attr,
 639                                     struct switch_val *val)
 640 {
 641         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 642
 643         if (val->value.i >= 6)
 644                 return -EINVAL;
 645
 646         return rtl8366_smi_rmwr(smi, RTL8366S_LED_BLINKRATE_REG,
 647                                 RTL8366S_LED_BLINKRATE_MASK,
 648                                 val->value.i);
 649 }
 650
 651 static int rtl8366s_sw_get_learning_enable(struct switch_dev *dev,
 652                                            const struct switch_attr *attr,
 653                                            struct switch_val *val)
 654 {
 655         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 656         u32 data;
 657
 658         rtl8366_smi_read_reg(smi,RTL8366S_SSCR0, &data);
 659         val->value.i = !data;
 660
 661         return 0;
 662 }
 663
 664
 665 static int rtl8366s_sw_set_learning_enable(struct switch_dev *dev,
 666                                            const struct switch_attr *attr,
 667                                            struct switch_val *val)
 668 {
 669         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 670         u32 portmask = 0;
 671         int err = 0;
 672
 673         if (!val->value.i)
 674                 portmask = RTL8366S_PORT_ALL;
 675
 676         /* set learning for all ports */
 677         REG_WR(smi, RTL8366S_SSCR0, portmask);
 678
 679         /* set auto ageing for all ports */
 680         REG_WR(smi, RTL8366S_SSCR1, portmask);
 681
 682         return 0;
 683 }
 684
 685
 686 static const char *rtl8366s_speed_str(unsigned speed)
 687 {
 688         switch (speed) {
 689         case 0:
 690                 return "10baseT";
 691         case 1:
 692                 return "100baseT";
 693         case 2:
 694                 return "1000baseT";
 695         }
 696
 697         return "unknown";
 698 }
 699
 700 static int rtl8366s_sw_get_port_link(struct switch_dev *dev,
 701                                      const struct switch_attr *attr,
 702                                      struct switch_val *val)
 703 {
 704         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 705         u32 len = 0, data = 0;
 706
 707         if (val->port_vlan >= RTL8366S_NUM_PORTS)
 708                 return -EINVAL;
 709
 710         memset(smi->buf, '\0', sizeof(smi->buf));
 711         rtl8366_smi_read_reg(smi, RTL8366S_PORT_LINK_STATUS_BASE +
 712                              (val->port_vlan / 2), &data);
 713
 714         if (val->port_vlan % 2)
 715                 data = data >> 8;
 716
 717         if (data & RTL8366S_PORT_STATUS_LINK_MASK) {
 718                 len = snprintf(smi->buf, sizeof(smi->buf),
 719                                 "port:%d link:up speed:%s %s-duplex %s%s%s",
 720                                 val->port_vlan,
 721                                 rtl8366s_speed_str(data &
 722                                           RTL8366S_PORT_STATUS_SPEED_MASK),
 723                                 (data & RTL8366S_PORT_STATUS_DUPLEX_MASK) ?
 724                                         "full" : "half",
 725                                 (data & RTL8366S_PORT_STATUS_TXPAUSE_MASK) ?
 726                                         "tx-pause ": "",
 727                                 (data & RTL8366S_PORT_STATUS_RXPAUSE_MASK) ?
 728                                         "rx-pause " : "",
 729                                 (data & RTL8366S_PORT_STATUS_AN_MASK) ?
 730                                         "nway ": "");
 731         } else {
 732                 len = snprintf(smi->buf, sizeof(smi->buf), "port:%d link: down",
 733                                 val->port_vlan);
 734         }
 735
 736         val->value.s = smi->buf;
 737         val->len = len;
 738
 739         return 0;
 740 }
 741
 742 static int rtl8366s_sw_set_port_led(struct switch_dev *dev,
 743                                     const struct switch_attr *attr,
 744                                     struct switch_val *val)
 745 {
 746         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 747         u32 data;
 748         u32 mask;
 749         u32 reg;
 750
 751         if (val->port_vlan >= RTL8366S_NUM_PORTS ||
 752             (1 << val->port_vlan) == RTL8366S_PORT_UNKNOWN)
 753                 return -EINVAL;
 754
 755         if (val->port_vlan == RTL8366S_PORT_NUM_CPU) {
 756                 reg = RTL8366S_LED_BLINKRATE_REG;
 757                 mask = 0xF << 4;
 758                 data = val->value.i << 4;
 759         } else {
 760                 reg = RTL8366S_LED_CTRL_REG;
 761                 mask = 0xF << (val->port_vlan * 4),
 762                 data = val->value.i << (val->port_vlan * 4);
 763         }
 764
 765         return rtl8366_smi_rmwr(smi, reg, mask, data);
 766 }
 767
 768 static int rtl8366s_sw_get_port_led(struct switch_dev *dev,
 769                                     const struct switch_attr *attr,
 770                                     struct switch_val *val)
 771 {
 772         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 773         u32 data = 0;
 774
 775         if (val->port_vlan >= RTL8366S_NUM_LEDGROUPS)
 776                 return -EINVAL;
 777
 778         rtl8366_smi_read_reg(smi, RTL8366S_LED_CTRL_REG, &data);
 779         val->value.i = (data >> (val->port_vlan * 4)) & 0x000F;
 780
 781         return 0;
 782 }
 783
 784 static int rtl8366s_sw_reset_port_mibs(struct switch_dev *dev,
 785                                        const struct switch_attr *attr,
 786                                        struct switch_val *val)
 787 {
 788         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 789
 790         if (val->port_vlan >= RTL8366S_NUM_PORTS)
 791                 return -EINVAL;
 792
 793
 794         return rtl8366_smi_rmwr(smi, RTL8366S_MIB_CTRL_REG,
 795                                 0, (1 << (val->port_vlan + 3)));
 796 }
 797
 798 static int rtl8366s_sw_reset_switch(struct switch_dev *dev)
 799 {
 800         struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
 801         int err;
 802
 803         err = rtl8366s_reset_chip(smi);
 804         if (err)
 805                 return err;
 806
 807         err = rtl8366s_hw_init(smi);
 808         if (err)
 809                 return err;
 810
 811         return rtl8366_reset_vlan(smi);
 812 }
 813
 814 static struct switch_attr rtl8366s_globals[] = {
 815         {
 816                 .type = SWITCH_TYPE_INT,
 817                 .name = "enable_learning",
 818                 .description = "Enable learning, enable aging",
 819                 .set = rtl8366s_sw_set_learning_enable,
 820                 .get = rtl8366s_sw_get_learning_enable,
 821                 .max = 1,
 822         }, {
 823                 .type = SWITCH_TYPE_INT,
 824                 .name = "enable_vlan",
 825                 .description = "Enable VLAN mode",
 826                 .set = rtl8366_sw_set_vlan_enable,
 827                 .get = rtl8366_sw_get_vlan_enable,
 828                 .max = 1,
 829                 .ofs = 1
 830         }, {
 831                 .type = SWITCH_TYPE_INT,
 832                 .name = "enable_vlan4k",
 833                 .description = "Enable VLAN 4K mode",
 834                 .set = rtl8366_sw_set_vlan_enable,
 835                 .get = rtl8366_sw_get_vlan_enable,
 836                 .max = 1,
 837                 .ofs = 2
 838         }, {
 839                 .type = SWITCH_TYPE_NOVAL,
 840                 .name = "reset_mibs",
 841                 .description = "Reset all MIB counters",
 842                 .set = rtl8366s_sw_reset_mibs,
 843         }, {
 844                 .type = SWITCH_TYPE_INT,
 845                 .name = "blinkrate",
 846                 .description = "Get/Set LED blinking rate (0 = 43ms, 1 = 84ms,"
 847                 " 2 = 120ms, 3 = 170ms, 4 = 340ms, 5 = 670ms)",
 848                 .set = rtl8366s_sw_set_blinkrate,
 849                 .get = rtl8366s_sw_get_blinkrate,
 850                 .max = 5
 851         },
 852 };
 853
 854 static struct switch_attr rtl8366s_port[] = {
 855         {
 856                 .type = SWITCH_TYPE_STRING,
 857                 .name = "link",
 858                 .description = "Get port link information",
 859                 .max = 1,
 860                 .set = NULL,
 861                 .get = rtl8366s_sw_get_port_link,
 862         }, {
 863                 .type = SWITCH_TYPE_NOVAL,
 864                 .name = "reset_mib",
 865                 .description = "Reset single port MIB counters",
 866                 .set = rtl8366s_sw_reset_port_mibs,
 867         }, {
 868                 .type = SWITCH_TYPE_STRING,
 869                 .name = "mib",
 870                 .description = "Get MIB counters for port",
 871                 .max = 33,
 872                 .set = NULL,
 873                 .get = rtl8366_sw_get_port_mib,
 874         }, {
 875                 .type = SWITCH_TYPE_INT,
 876                 .name = "led",
 877                 .description = "Get/Set port group (0 - 3) led mode (0 - 15)",
 878                 .max = 15,
 879                 .set = rtl8366s_sw_set_port_led,
 880                 .get = rtl8366s_sw_get_port_led,
 881         },
 882 };
 883
 884 static struct switch_attr rtl8366s_vlan[] = {
 885         {
 886                 .type = SWITCH_TYPE_STRING,
 887                 .name = "info",
 888                 .description = "Get vlan information",
 889                 .max = 1,
 890                 .set = NULL,
 891                 .get = rtl8366_sw_get_vlan_info,
 892         }, {
 893                 .type = SWITCH_TYPE_INT,
 894                 .name = "fid",
 895                 .description = "Get/Set vlan FID",
 896                 .max = RTL8366S_FIDMAX,
 897                 .set = rtl8366_sw_set_vlan_fid,
 898                 .get = rtl8366_sw_get_vlan_fid,
 899         },
 900 };
 901
 902 static const struct switch_dev_ops rtl8366_ops = {
 903         .attr_global = {
 904                 .attr = rtl8366s_globals,
 905                 .n_attr = ARRAY_SIZE(rtl8366s_globals),
 906         },
 907         .attr_port = {
 908                 .attr = rtl8366s_port,
 909                 .n_attr = ARRAY_SIZE(rtl8366s_port),
 910         },
 911         .attr_vlan = {
 912                 .attr = rtl8366s_vlan,
 913                 .n_attr = ARRAY_SIZE(rtl8366s_vlan),
 914         },
 915
 916         .get_vlan_ports = rtl8366_sw_get_vlan_ports,
 917         .set_vlan_ports = rtl8366_sw_set_vlan_ports,
 918         .get_port_pvid = rtl8366_sw_get_port_pvid,
 919         .set_port_pvid = rtl8366_sw_set_port_pvid,
 920         .reset_switch = rtl8366s_sw_reset_switch,
 921 };
 922
 923 static int rtl8366s_switch_init(struct rtl8366_smi *smi)
 924 {
 925         struct switch_dev *dev = &smi->sw_dev;
 926         int err;
 927
 928         dev->name = "RTL8366S";
 929         dev->cpu_port = RTL8366S_PORT_NUM_CPU;
 930         dev->ports = RTL8366S_NUM_PORTS;
 931         dev->vlans = RTL8366S_NUM_VIDS;
 932         dev->ops = &rtl8366_ops;
 933         dev->devname = dev_name(smi->parent);
 934
 935         err = register_switch(dev, NULL);
 936         if (err)
 937                 dev_err(smi->parent, "switch registration failed\n");
 938
 939         return err;
 940 }
 941
 942 static void rtl8366s_switch_cleanup(struct rtl8366_smi *smi)
 943 {
 944         unregister_switch(&smi->sw_dev);
 945 }
 946
 947 static int rtl8366s_mii_read(struct mii_bus *bus, int addr, int reg)
 948 {
 949         struct rtl8366_smi *smi = bus->priv;
 950         u32 val = 0;
 951         int err;
 952
 953         err = rtl8366s_read_phy_reg(smi, addr, 0, reg, &val);
 954         if (err)
 955                 return 0xffff;
 956
 957         return val;
 958 }
 959
 960 static int rtl8366s_mii_write(struct mii_bus *bus, int addr, int reg, u16 val)
 961 {
 962         struct rtl8366_smi *smi = bus->priv;
 963         u32 t;
 964         int err;
 965
 966         err = rtl8366s_write_phy_reg(smi, addr, 0, reg, val);
 967         /* flush write */
 968         (void) rtl8366s_read_phy_reg(smi, addr, 0, reg, &t);
 969
 970         return err;
 971 }
 972
 973 static int rtl8366s_mii_bus_match(struct mii_bus *bus)
 974 {
 975         return (bus->read == rtl8366s_mii_read &&
 976                 bus->write == rtl8366s_mii_write);
 977 }
 978
 979 static int rtl8366s_setup(struct rtl8366_smi *smi)
 980 {
 981         int ret;
 982
 983         ret = rtl8366s_reset_chip(smi);
 984         if (ret)
 985                 return ret;
 986
 987         ret = rtl8366s_hw_init(smi);
 988         return ret;
 989 }
 990
 991 static int rtl8366s_detect(struct rtl8366_smi *smi)
 992 {
 993         u32 chip_id = 0;
 994         u32 chip_ver = 0;
 995         int ret;
 996
 997         ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_ID_REG, &chip_id);
 998         if (ret) {
 999                 dev_err(smi->parent, "unable to read chip id\n");
1000                 return ret;
1001         }
1002
1003         switch (chip_id) {
1004         case RTL8366S_CHIP_ID_8366:
1005                 break;
1006         default:
1007                 dev_err(smi->parent, "unknown chip id (%04x)\n", chip_id);
1008                 return -ENODEV;
1009         }
1010
1011         ret = rtl8366_smi_read_reg(smi, RTL8366S_CHIP_VERSION_CTRL_REG,
1012                                    &chip_ver);
1013         if (ret) {
1014                 dev_err(smi->parent, "unable to read chip version\n");
1015                 return ret;
1016         }
1017
1018         dev_info(smi->parent, "RTL%04x ver. %u chip found\n",
1019                  chip_id, chip_ver & RTL8366S_CHIP_VERSION_MASK);
1020
1021         return 0;
1022 }
1023
1024 static struct rtl8366_smi_ops rtl8366s_smi_ops = {
1025         .detect         = rtl8366s_detect,
1026         .setup          = rtl8366s_setup,
1027
1028         .mii_read       = rtl8366s_mii_read,
1029         .mii_write      = rtl8366s_mii_write,
1030
1031         .get_vlan_mc    = rtl8366s_get_vlan_mc,
1032         .set_vlan_mc    = rtl8366s_set_vlan_mc,
1033         .get_vlan_4k    = rtl8366s_get_vlan_4k,
1034         .set_vlan_4k    = rtl8366s_set_vlan_4k,
1035         .get_mc_index   = rtl8366s_get_mc_index,
1036         .set_mc_index   = rtl8366s_set_mc_index,
1037         .get_mib_counter = rtl8366_get_mib_counter,
1038         .is_vlan_valid  = rtl8366s_is_vlan_valid,
1039         .enable_vlan    = rtl8366s_enable_vlan,
1040         .enable_vlan4k  = rtl8366s_enable_vlan4k,
1041         .enable_port    = rtl8366s_enable_port,
1042 };
1043
1044 static int __devinit rtl8366s_probe(struct platform_device *pdev)
1045 {
1046         static int rtl8366_smi_version_printed;
1047         struct rtl8366s_platform_data *pdata;
1048         struct rtl8366_smi *smi;
1049         int err;
1050
1051         if (!rtl8366_smi_version_printed++)
1052                 printk(KERN_NOTICE RTL8366S_DRIVER_DESC
1053                        " version " RTL8366S_DRIVER_VER"\n");
1054
1055         pdata = pdev->dev.platform_data;
1056         if (!pdata) {
1057                 dev_err(&pdev->dev, "no platform data specified\n");
1058                 err = -EINVAL;
1059                 goto err_out;
1060         }
1061
1062         smi = rtl8366_smi_alloc(&pdev->dev);
1063         if (!smi) {
1064                 err = -ENOMEM;
1065                 goto err_out;
1066         }
1067
1068         smi->gpio_sda = pdata->gpio_sda;
1069         smi->gpio_sck = pdata->gpio_sck;
1070         smi->ops = &rtl8366s_smi_ops;
1071         smi->cpu_port = RTL8366S_PORT_NUM_CPU;
1072         smi->num_ports = RTL8366S_NUM_PORTS;
1073         smi->num_vlan_mc = RTL8366S_NUM_VLANS;
1074         smi->mib_counters = rtl8366s_mib_counters;
1075         smi->num_mib_counters = ARRAY_SIZE(rtl8366s_mib_counters);
1076
1077         err = rtl8366_smi_init(smi);
1078         if (err)
1079                 goto err_free_smi;
1080
1081         platform_set_drvdata(pdev, smi);
1082
1083         err = rtl8366s_switch_init(smi);
1084         if (err)
1085                 goto err_clear_drvdata;
1086
1087         return 0;
1088
1089  err_clear_drvdata:
1090         platform_set_drvdata(pdev, NULL);
1091         rtl8366_smi_cleanup(smi);
1092  err_free_smi:
1093         kfree(smi);
1094  err_out:
1095         return err;
1096 }
1097
1098 static int rtl8366s_phy_config_init(struct phy_device *phydev)
1099 {
1100         if (!rtl8366s_mii_bus_match(phydev->bus))
1101                 return -EINVAL;
1102
1103         return 0;
1104 }
1105
1106 static int rtl8366s_phy_config_aneg(struct phy_device *phydev)
1107 {
1108         /* phy 4 might be connected to a second mac, allow aneg config */
1109         if (phydev->addr == RTL8366S_PHY_WAN)
1110                 return genphy_config_aneg(phydev);
1111
1112         return 0;
1113 }
1114
1115 static struct phy_driver rtl8366s_phy_driver = {
1116         .phy_id         = 0x001cc960,
1117         .name           = "Realtek RTL8366S",
1118         .phy_id_mask    = 0x1ffffff0,
1119         .features       = PHY_GBIT_FEATURES,
1120         .config_aneg    = rtl8366s_phy_config_aneg,
1121         .config_init    = rtl8366s_phy_config_init,
1122         .read_status    = genphy_read_status,
1123         .driver         = {
1124                 .owner = THIS_MODULE,
1125         },
1126 };
1127
1128 static int __devexit rtl8366s_remove(struct platform_device *pdev)
1129 {
1130         struct rtl8366_smi *smi = platform_get_drvdata(pdev);
1131
1132         if (smi) {
1133                 rtl8366s_switch_cleanup(smi);
1134                 platform_set_drvdata(pdev, NULL);
1135                 rtl8366_smi_cleanup(smi);
1136                 kfree(smi);
1137         }
1138
1139         return 0;
1140 }
1141
1142 static struct platform_driver rtl8366s_driver = {
1143         .driver = {
1144                 .name           = RTL8366S_DRIVER_NAME,
1145                 .owner          = THIS_MODULE,
1146         },
1147         .probe          = rtl8366s_probe,
1148         .remove         = __devexit_p(rtl8366s_remove),
1149 };
1150
1151 static int __init rtl8366s_module_init(void)
1152 {
1153         int ret;
1154         ret = platform_driver_register(&rtl8366s_driver);
1155         if (ret)
1156                 return ret;
1157
1158         ret = phy_driver_register(&rtl8366s_phy_driver);
1159         if (ret)
1160                 goto err_platform_unregister;
1161
1162         return 0;
1163
1164  err_platform_unregister:
1165         platform_driver_unregister(&rtl8366s_driver);
1166         return ret;
1167 }
1168 module_init(rtl8366s_module_init);
1169
1170 static void __exit rtl8366s_module_exit(void)
1171 {
1172         phy_driver_unregister(&rtl8366s_phy_driver);
1173         platform_driver_unregister(&rtl8366s_driver);
1174 }
1175 module_exit(rtl8366s_module_exit);
1176
1177 MODULE_DESCRIPTION(RTL8366S_DRIVER_DESC);
1178 MODULE_VERSION(RTL8366S_DRIVER_VER);
1179 MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
1180 MODULE_AUTHOR("Antti Seppälä <a.seppala@gmail.com>");
1181 MODULE_LICENSE("GPL v2");
1182 MODULE_ALIAS("platform:" RTL8366S_DRIVER_NAME);