1// SPDX-License-Identifier: GPL-2.0+ 2/* Microchip Sparx5 Switch driver 3 * 4 * Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries. 5 * 6 * The Sparx5 Chip Register Model can be browsed at this location: 7 * https://github.com/microchip-ung/sparx-5_reginfo 8 */ 9#include <linux/module.h> 10#include <linux/device.h> 11#include <linux/netdevice.h> 12#include <linux/platform_device.h> 13#include <linux/interrupt.h> 14#include <linux/of.h> 15#include <linux/of_net.h> 16#include <linux/of_mdio.h> 17#include <net/switchdev.h> 18#include <linux/etherdevice.h> 19#include <linux/io.h> 20#include <linux/printk.h> 21#include <linux/iopoll.h> 22#include <linux/mfd/syscon.h> 23#include <linux/regmap.h> 24#include <linux/types.h> 25#include <linux/reset.h> 26 27#include "sparx5_main_regs.h" 28#include "sparx5_main.h" 29#include "sparx5_port.h" 30#include "sparx5_qos.h" 31 32#define QLIM_WM(fraction) \ 33 ((SPX5_BUFFER_MEMORY / SPX5_BUFFER_CELL_SZ - 100) * (fraction) / 100) 34#define IO_RANGES 3 35 36struct initial_port_config { 37 u32 portno; 38 struct device_node *node; 39 struct sparx5_port_config conf; 40 struct phy *serdes; 41}; 42 43struct sparx5_ram_config { 44 void __iomem *init_reg; 45 u32 init_val; 46}; 47 48struct sparx5_main_io_resource { 49 enum sparx5_target id; 50 phys_addr_t offset; 51 int range; 52}; 53 54static const struct sparx5_main_io_resource sparx5_main_iomap[] = { 55 { TARGET_CPU, 0, 0 }, /* 0x600000000 */ 56 { TARGET_FDMA, 0x80000, 0 }, /* 0x600080000 */ 57 { TARGET_PCEP, 0x400000, 0 }, /* 0x600400000 */ 58 { TARGET_DEV2G5, 0x10004000, 1 }, /* 0x610004000 */ 59 { TARGET_DEV5G, 0x10008000, 1 }, /* 0x610008000 */ 60 { TARGET_PCS5G_BR, 0x1000c000, 1 }, /* 0x61000c000 */ 61 { TARGET_DEV2G5 + 1, 0x10010000, 1 }, /* 0x610010000 */ 62 { TARGET_DEV5G + 1, 0x10014000, 1 }, /* 0x610014000 */ 63 { TARGET_PCS5G_BR + 1, 0x10018000, 1 }, /* 0x610018000 */ 64 { TARGET_DEV2G5 + 2, 0x1001c000, 1 }, /* 0x61001c000 */ 65 { TARGET_DEV5G + 2, 0x10020000, 1 }, /* 0x610020000 */ 66 { TARGET_PCS5G_BR + 2, 0x10024000, 1 }, /* 0x610024000 */ 67 { TARGET_DEV2G5 + 6, 0x10028000, 1 }, /* 0x610028000 */ 68 { TARGET_DEV5G + 6, 0x1002c000, 1 }, /* 0x61002c000 */ 69 { TARGET_PCS5G_BR + 6, 0x10030000, 1 }, /* 0x610030000 */ 70 { TARGET_DEV2G5 + 7, 0x10034000, 1 }, /* 0x610034000 */ 71 { TARGET_DEV5G + 7, 0x10038000, 1 }, /* 0x610038000 */ 72 { TARGET_PCS5G_BR + 7, 0x1003c000, 1 }, /* 0x61003c000 */ 73 { TARGET_DEV2G5 + 8, 0x10040000, 1 }, /* 0x610040000 */ 74 { TARGET_DEV5G + 8, 0x10044000, 1 }, /* 0x610044000 */ 75 { TARGET_PCS5G_BR + 8, 0x10048000, 1 }, /* 0x610048000 */ 76 { TARGET_DEV2G5 + 9, 0x1004c000, 1 }, /* 0x61004c000 */ 77 { TARGET_DEV5G + 9, 0x10050000, 1 }, /* 0x610050000 */ 78 { TARGET_PCS5G_BR + 9, 0x10054000, 1 }, /* 0x610054000 */ 79 { TARGET_DEV2G5 + 10, 0x10058000, 1 }, /* 0x610058000 */ 80 { TARGET_DEV5G + 10, 0x1005c000, 1 }, /* 0x61005c000 */ 81 { TARGET_PCS5G_BR + 10, 0x10060000, 1 }, /* 0x610060000 */ 82 { TARGET_DEV2G5 + 11, 0x10064000, 1 }, /* 0x610064000 */ 83 { TARGET_DEV5G + 11, 0x10068000, 1 }, /* 0x610068000 */ 84 { TARGET_PCS5G_BR + 11, 0x1006c000, 1 }, /* 0x61006c000 */ 85 { TARGET_DEV2G5 + 12, 0x10070000, 1 }, /* 0x610070000 */ 86 { TARGET_DEV10G, 0x10074000, 1 }, /* 0x610074000 */ 87 { TARGET_PCS10G_BR, 0x10078000, 1 }, /* 0x610078000 */ 88 { TARGET_DEV2G5 + 14, 0x1007c000, 1 }, /* 0x61007c000 */ 89 { TARGET_DEV10G + 2, 0x10080000, 1 }, /* 0x610080000 */ 90 { TARGET_PCS10G_BR + 2, 0x10084000, 1 }, /* 0x610084000 */ 91 { TARGET_DEV2G5 + 15, 0x10088000, 1 }, /* 0x610088000 */ 92 { TARGET_DEV10G + 3, 0x1008c000, 1 }, /* 0x61008c000 */ 93 { TARGET_PCS10G_BR + 3, 0x10090000, 1 }, /* 0x610090000 */ 94 { TARGET_DEV2G5 + 16, 0x10094000, 1 }, /* 0x610094000 */ 95 { TARGET_DEV2G5 + 17, 0x10098000, 1 }, /* 0x610098000 */ 96 { TARGET_DEV2G5 + 18, 0x1009c000, 1 }, /* 0x61009c000 */ 97 { TARGET_DEV2G5 + 19, 0x100a0000, 1 }, /* 0x6100a0000 */ 98 { TARGET_DEV2G5 + 20, 0x100a4000, 1 }, /* 0x6100a4000 */ 99 { TARGET_DEV2G5 + 21, 0x100a8000, 1 }, /* 0x6100a8000 */ 100 { TARGET_DEV2G5 + 22, 0x100ac000, 1 }, /* 0x6100ac000 */ 101 { TARGET_DEV2G5 + 23, 0x100b0000, 1 }, /* 0x6100b0000 */ 102 { TARGET_DEV2G5 + 32, 0x100b4000, 1 }, /* 0x6100b4000 */ 103 { TARGET_DEV2G5 + 33, 0x100b8000, 1 }, /* 0x6100b8000 */ 104 { TARGET_DEV2G5 + 34, 0x100bc000, 1 }, /* 0x6100bc000 */ 105 { TARGET_DEV2G5 + 35, 0x100c0000, 1 }, /* 0x6100c0000 */ 106 { TARGET_DEV2G5 + 36, 0x100c4000, 1 }, /* 0x6100c4000 */ 107 { TARGET_DEV2G5 + 37, 0x100c8000, 1 }, /* 0x6100c8000 */ 108 { TARGET_DEV2G5 + 38, 0x100cc000, 1 }, /* 0x6100cc000 */ 109 { TARGET_DEV2G5 + 39, 0x100d0000, 1 }, /* 0x6100d0000 */ 110 { TARGET_DEV2G5 + 40, 0x100d4000, 1 }, /* 0x6100d4000 */ 111 { TARGET_DEV2G5 + 41, 0x100d8000, 1 }, /* 0x6100d8000 */ 112 { TARGET_DEV2G5 + 42, 0x100dc000, 1 }, /* 0x6100dc000 */ 113 { TARGET_DEV2G5 + 43, 0x100e0000, 1 }, /* 0x6100e0000 */ 114 { TARGET_DEV2G5 + 44, 0x100e4000, 1 }, /* 0x6100e4000 */ 115 { TARGET_DEV2G5 + 45, 0x100e8000, 1 }, /* 0x6100e8000 */ 116 { TARGET_DEV2G5 + 46, 0x100ec000, 1 }, /* 0x6100ec000 */ 117 { TARGET_DEV2G5 + 47, 0x100f0000, 1 }, /* 0x6100f0000 */ 118 { TARGET_DEV2G5 + 57, 0x100f4000, 1 }, /* 0x6100f4000 */ 119 { TARGET_DEV25G + 1, 0x100f8000, 1 }, /* 0x6100f8000 */ 120 { TARGET_PCS25G_BR + 1, 0x100fc000, 1 }, /* 0x6100fc000 */ 121 { TARGET_DEV2G5 + 59, 0x10104000, 1 }, /* 0x610104000 */ 122 { TARGET_DEV25G + 3, 0x10108000, 1 }, /* 0x610108000 */ 123 { TARGET_PCS25G_BR + 3, 0x1010c000, 1 }, /* 0x61010c000 */ 124 { TARGET_DEV2G5 + 60, 0x10114000, 1 }, /* 0x610114000 */ 125 { TARGET_DEV25G + 4, 0x10118000, 1 }, /* 0x610118000 */ 126 { TARGET_PCS25G_BR + 4, 0x1011c000, 1 }, /* 0x61011c000 */ 127 { TARGET_DEV2G5 + 64, 0x10124000, 1 }, /* 0x610124000 */ 128 { TARGET_DEV5G + 12, 0x10128000, 1 }, /* 0x610128000 */ 129 { TARGET_PCS5G_BR + 12, 0x1012c000, 1 }, /* 0x61012c000 */ 130 { TARGET_PORT_CONF, 0x10130000, 1 }, /* 0x610130000 */ 131 { TARGET_DEV2G5 + 3, 0x10404000, 1 }, /* 0x610404000 */ 132 { TARGET_DEV5G + 3, 0x10408000, 1 }, /* 0x610408000 */ 133 { TARGET_PCS5G_BR + 3, 0x1040c000, 1 }, /* 0x61040c000 */ 134 { TARGET_DEV2G5 + 4, 0x10410000, 1 }, /* 0x610410000 */ 135 { TARGET_DEV5G + 4, 0x10414000, 1 }, /* 0x610414000 */ 136 { TARGET_PCS5G_BR + 4, 0x10418000, 1 }, /* 0x610418000 */ 137 { TARGET_DEV2G5 + 5, 0x1041c000, 1 }, /* 0x61041c000 */ 138 { TARGET_DEV5G + 5, 0x10420000, 1 }, /* 0x610420000 */ 139 { TARGET_PCS5G_BR + 5, 0x10424000, 1 }, /* 0x610424000 */ 140 { TARGET_DEV2G5 + 13, 0x10428000, 1 }, /* 0x610428000 */ 141 { TARGET_DEV10G + 1, 0x1042c000, 1 }, /* 0x61042c000 */ 142 { TARGET_PCS10G_BR + 1, 0x10430000, 1 }, /* 0x610430000 */ 143 { TARGET_DEV2G5 + 24, 0x10434000, 1 }, /* 0x610434000 */ 144 { TARGET_DEV2G5 + 25, 0x10438000, 1 }, /* 0x610438000 */ 145 { TARGET_DEV2G5 + 26, 0x1043c000, 1 }, /* 0x61043c000 */ 146 { TARGET_DEV2G5 + 27, 0x10440000, 1 }, /* 0x610440000 */ 147 { TARGET_DEV2G5 + 28, 0x10444000, 1 }, /* 0x610444000 */ 148 { TARGET_DEV2G5 + 29, 0x10448000, 1 }, /* 0x610448000 */ 149 { TARGET_DEV2G5 + 30, 0x1044c000, 1 }, /* 0x61044c000 */ 150 { TARGET_DEV2G5 + 31, 0x10450000, 1 }, /* 0x610450000 */ 151 { TARGET_DEV2G5 + 48, 0x10454000, 1 }, /* 0x610454000 */ 152 { TARGET_DEV10G + 4, 0x10458000, 1 }, /* 0x610458000 */ 153 { TARGET_PCS10G_BR + 4, 0x1045c000, 1 }, /* 0x61045c000 */ 154 { TARGET_DEV2G5 + 49, 0x10460000, 1 }, /* 0x610460000 */ 155 { TARGET_DEV10G + 5, 0x10464000, 1 }, /* 0x610464000 */ 156 { TARGET_PCS10G_BR + 5, 0x10468000, 1 }, /* 0x610468000 */ 157 { TARGET_DEV2G5 + 50, 0x1046c000, 1 }, /* 0x61046c000 */ 158 { TARGET_DEV10G + 6, 0x10470000, 1 }, /* 0x610470000 */ 159 { TARGET_PCS10G_BR + 6, 0x10474000, 1 }, /* 0x610474000 */ 160 { TARGET_DEV2G5 + 51, 0x10478000, 1 }, /* 0x610478000 */ 161 { TARGET_DEV10G + 7, 0x1047c000, 1 }, /* 0x61047c000 */ 162 { TARGET_PCS10G_BR + 7, 0x10480000, 1 }, /* 0x610480000 */ 163 { TARGET_DEV2G5 + 52, 0x10484000, 1 }, /* 0x610484000 */ 164 { TARGET_DEV10G + 8, 0x10488000, 1 }, /* 0x610488000 */ 165 { TARGET_PCS10G_BR + 8, 0x1048c000, 1 }, /* 0x61048c000 */ 166 { TARGET_DEV2G5 + 53, 0x10490000, 1 }, /* 0x610490000 */ 167 { TARGET_DEV10G + 9, 0x10494000, 1 }, /* 0x610494000 */ 168 { TARGET_PCS10G_BR + 9, 0x10498000, 1 }, /* 0x610498000 */ 169 { TARGET_DEV2G5 + 54, 0x1049c000, 1 }, /* 0x61049c000 */ 170 { TARGET_DEV10G + 10, 0x104a0000, 1 }, /* 0x6104a0000 */ 171 { TARGET_PCS10G_BR + 10, 0x104a4000, 1 }, /* 0x6104a4000 */ 172 { TARGET_DEV2G5 + 55, 0x104a8000, 1 }, /* 0x6104a8000 */ 173 { TARGET_DEV10G + 11, 0x104ac000, 1 }, /* 0x6104ac000 */ 174 { TARGET_PCS10G_BR + 11, 0x104b0000, 1 }, /* 0x6104b0000 */ 175 { TARGET_DEV2G5 + 56, 0x104b4000, 1 }, /* 0x6104b4000 */ 176 { TARGET_DEV25G, 0x104b8000, 1 }, /* 0x6104b8000 */ 177 { TARGET_PCS25G_BR, 0x104bc000, 1 }, /* 0x6104bc000 */ 178 { TARGET_DEV2G5 + 58, 0x104c4000, 1 }, /* 0x6104c4000 */ 179 { TARGET_DEV25G + 2, 0x104c8000, 1 }, /* 0x6104c8000 */ 180 { TARGET_PCS25G_BR + 2, 0x104cc000, 1 }, /* 0x6104cc000 */ 181 { TARGET_DEV2G5 + 61, 0x104d4000, 1 }, /* 0x6104d4000 */ 182 { TARGET_DEV25G + 5, 0x104d8000, 1 }, /* 0x6104d8000 */ 183 { TARGET_PCS25G_BR + 5, 0x104dc000, 1 }, /* 0x6104dc000 */ 184 { TARGET_DEV2G5 + 62, 0x104e4000, 1 }, /* 0x6104e4000 */ 185 { TARGET_DEV25G + 6, 0x104e8000, 1 }, /* 0x6104e8000 */ 186 { TARGET_PCS25G_BR + 6, 0x104ec000, 1 }, /* 0x6104ec000 */ 187 { TARGET_DEV2G5 + 63, 0x104f4000, 1 }, /* 0x6104f4000 */ 188 { TARGET_DEV25G + 7, 0x104f8000, 1 }, /* 0x6104f8000 */ 189 { TARGET_PCS25G_BR + 7, 0x104fc000, 1 }, /* 0x6104fc000 */ 190 { TARGET_DSM, 0x10504000, 1 }, /* 0x610504000 */ 191 { TARGET_ASM, 0x10600000, 1 }, /* 0x610600000 */ 192 { TARGET_GCB, 0x11010000, 2 }, /* 0x611010000 */ 193 { TARGET_QS, 0x11030000, 2 }, /* 0x611030000 */ 194 { TARGET_PTP, 0x11040000, 2 }, /* 0x611040000 */ 195 { TARGET_ANA_ACL, 0x11050000, 2 }, /* 0x611050000 */ 196 { TARGET_LRN, 0x11060000, 2 }, /* 0x611060000 */ 197 { TARGET_VCAP_SUPER, 0x11080000, 2 }, /* 0x611080000 */ 198 { TARGET_QSYS, 0x110a0000, 2 }, /* 0x6110a0000 */ 199 { TARGET_QFWD, 0x110b0000, 2 }, /* 0x6110b0000 */ 200 { TARGET_XQS, 0x110c0000, 2 }, /* 0x6110c0000 */ 201 { TARGET_VCAP_ES2, 0x110d0000, 2 }, /* 0x6110d0000 */ 202 { TARGET_VCAP_ES0, 0x110e0000, 2 }, /* 0x6110e0000 */ 203 { TARGET_CLKGEN, 0x11100000, 2 }, /* 0x611100000 */ 204 { TARGET_ANA_AC_POL, 0x11200000, 2 }, /* 0x611200000 */ 205 { TARGET_QRES, 0x11280000, 2 }, /* 0x611280000 */ 206 { TARGET_EACL, 0x112c0000, 2 }, /* 0x6112c0000 */ 207 { TARGET_ANA_CL, 0x11400000, 2 }, /* 0x611400000 */ 208 { TARGET_ANA_L3, 0x11480000, 2 }, /* 0x611480000 */ 209 { TARGET_ANA_AC_SDLB, 0x11500000, 2 }, /* 0x611500000 */ 210 { TARGET_HSCH, 0x11580000, 2 }, /* 0x611580000 */ 211 { TARGET_REW, 0x11600000, 2 }, /* 0x611600000 */ 212 { TARGET_ANA_L2, 0x11800000, 2 }, /* 0x611800000 */ 213 { TARGET_ANA_AC, 0x11900000, 2 }, /* 0x611900000 */ 214 { TARGET_VOP, 0x11a00000, 2 }, /* 0x611a00000 */ 215}; 216 217static int sparx5_create_targets(struct sparx5 *sparx5) 218{ 219 struct resource *iores[IO_RANGES]; 220 void __iomem *iomem[IO_RANGES]; 221 void __iomem *begin[IO_RANGES]; 222 int range_id[IO_RANGES]; 223 int idx, jdx; 224 225 for (idx = 0, jdx = 0; jdx < ARRAY_SIZE(sparx5_main_iomap); jdx++) { 226 const struct sparx5_main_io_resource *iomap = &sparx5_main_iomap[jdx]; 227 228 if (idx == iomap->range) { 229 range_id[idx] = jdx; 230 idx++; 231 } 232 } 233 for (idx = 0; idx < IO_RANGES; idx++) { 234 iores[idx] = platform_get_resource(sparx5->pdev, IORESOURCE_MEM, 235 idx); 236 if (!iores[idx]) { 237 dev_err(sparx5->dev, "Invalid resource\n"); 238 return -EINVAL; 239 } 240 iomem[idx] = devm_ioremap(sparx5->dev, 241 iores[idx]->start, 242 resource_size(iores[idx])); 243 if (!iomem[idx]) { 244 dev_err(sparx5->dev, "Unable to get switch registers: %s\n", 245 iores[idx]->name); 246 return -ENOMEM; 247 } 248 begin[idx] = iomem[idx] - sparx5_main_iomap[range_id[idx]].offset; 249 } 250 for (jdx = 0; jdx < ARRAY_SIZE(sparx5_main_iomap); jdx++) { 251 const struct sparx5_main_io_resource *iomap = &sparx5_main_iomap[jdx]; 252 253 sparx5->regs[iomap->id] = begin[iomap->range] + iomap->offset; 254 } 255 return 0; 256} 257 258static int sparx5_create_port(struct sparx5 *sparx5, 259 struct initial_port_config *config) 260{ 261 struct sparx5_port *spx5_port; 262 struct net_device *ndev; 263 struct phylink *phylink; 264 int err; 265 266 ndev = sparx5_create_netdev(sparx5, config->portno); 267 if (IS_ERR(ndev)) { 268 dev_err(sparx5->dev, "Could not create net device: %02u\n", 269 config->portno); 270 return PTR_ERR(ndev); 271 } 272 spx5_port = netdev_priv(ndev); 273 spx5_port->of_node = config->node; 274 spx5_port->serdes = config->serdes; 275 spx5_port->pvid = NULL_VID; 276 spx5_port->signd_internal = true; 277 spx5_port->signd_active_high = true; 278 spx5_port->signd_enable = true; 279 spx5_port->max_vlan_tags = SPX5_PORT_MAX_TAGS_NONE; 280 spx5_port->vlan_type = SPX5_VLAN_PORT_TYPE_UNAWARE; 281 spx5_port->custom_etype = 0x8880; /* Vitesse */ 282 spx5_port->phylink_pcs.poll = true; 283 spx5_port->phylink_pcs.ops = &sparx5_phylink_pcs_ops; 284 spx5_port->phylink_pcs.neg_mode = true; 285 spx5_port->is_mrouter = false; 286 INIT_LIST_HEAD(&spx5_port->tc_templates); 287 sparx5->ports[config->portno] = spx5_port; 288 289 err = sparx5_port_init(sparx5, spx5_port, &config->conf); 290 if (err) { 291 dev_err(sparx5->dev, "port init failed\n"); 292 return err; 293 } 294 spx5_port->conf = config->conf; 295 296 /* Setup VLAN */ 297 sparx5_vlan_port_setup(sparx5, spx5_port->portno); 298 299 /* Create a phylink for PHY management. Also handles SFPs */ 300 spx5_port->phylink_config.dev = &spx5_port->ndev->dev; 301 spx5_port->phylink_config.type = PHYLINK_NETDEV; 302 spx5_port->phylink_config.mac_capabilities = MAC_ASYM_PAUSE | 303 MAC_SYM_PAUSE | MAC_10 | MAC_100 | MAC_1000FD | 304 MAC_2500FD | MAC_5000FD | MAC_10000FD | MAC_25000FD; 305 306 __set_bit(PHY_INTERFACE_MODE_SGMII, 307 spx5_port->phylink_config.supported_interfaces); 308 __set_bit(PHY_INTERFACE_MODE_QSGMII, 309 spx5_port->phylink_config.supported_interfaces); 310 __set_bit(PHY_INTERFACE_MODE_1000BASEX, 311 spx5_port->phylink_config.supported_interfaces); 312 __set_bit(PHY_INTERFACE_MODE_2500BASEX, 313 spx5_port->phylink_config.supported_interfaces); 314 315 if (spx5_port->conf.bandwidth == SPEED_5000 || 316 spx5_port->conf.bandwidth == SPEED_10000 || 317 spx5_port->conf.bandwidth == SPEED_25000) 318 __set_bit(PHY_INTERFACE_MODE_5GBASER, 319 spx5_port->phylink_config.supported_interfaces); 320 321 if (spx5_port->conf.bandwidth == SPEED_10000 || 322 spx5_port->conf.bandwidth == SPEED_25000) 323 __set_bit(PHY_INTERFACE_MODE_10GBASER, 324 spx5_port->phylink_config.supported_interfaces); 325 326 if (spx5_port->conf.bandwidth == SPEED_25000) 327 __set_bit(PHY_INTERFACE_MODE_25GBASER, 328 spx5_port->phylink_config.supported_interfaces); 329 330 phylink = phylink_create(&spx5_port->phylink_config, 331 of_fwnode_handle(config->node), 332 config->conf.phy_mode, 333 &sparx5_phylink_mac_ops); 334 if (IS_ERR(phylink)) 335 return PTR_ERR(phylink); 336 337 spx5_port->phylink = phylink; 338 339 return 0; 340} 341 342static int sparx5_init_ram(struct sparx5 *s5) 343{ 344 const struct sparx5_ram_config spx5_ram_cfg[] = { 345 {spx5_reg_get(s5, ANA_AC_STAT_RESET), ANA_AC_STAT_RESET_RESET}, 346 {spx5_reg_get(s5, ASM_STAT_CFG), ASM_STAT_CFG_STAT_CNT_CLR_SHOT}, 347 {spx5_reg_get(s5, QSYS_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 348 {spx5_reg_get(s5, REW_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 349 {spx5_reg_get(s5, VOP_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 350 {spx5_reg_get(s5, ANA_AC_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 351 {spx5_reg_get(s5, ASM_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 352 {spx5_reg_get(s5, EACL_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 353 {spx5_reg_get(s5, VCAP_SUPER_RAM_INIT), QSYS_RAM_INIT_RAM_INIT}, 354 {spx5_reg_get(s5, DSM_RAM_INIT), QSYS_RAM_INIT_RAM_INIT} 355 }; 356 const struct sparx5_ram_config *cfg; 357 u32 value, pending, jdx, idx; 358 359 for (jdx = 0; jdx < 10; jdx++) { 360 pending = ARRAY_SIZE(spx5_ram_cfg); 361 for (idx = 0; idx < ARRAY_SIZE(spx5_ram_cfg); idx++) { 362 cfg = &spx5_ram_cfg[idx]; 363 if (jdx == 0) { 364 writel(cfg->init_val, cfg->init_reg); 365 } else { 366 value = readl(cfg->init_reg); 367 if ((value & cfg->init_val) != cfg->init_val) 368 pending--; 369 } 370 } 371 if (!pending) 372 break; 373 usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC); 374 } 375 376 if (pending > 0) { 377 /* Still initializing, should be complete in 378 * less than 1ms 379 */ 380 dev_err(s5->dev, "Memory initialization error\n"); 381 return -EINVAL; 382 } 383 return 0; 384} 385 386static int sparx5_init_switchcore(struct sparx5 *sparx5) 387{ 388 u32 value; 389 int err = 0; 390 391 spx5_rmw(EACL_POL_EACL_CFG_EACL_FORCE_INIT_SET(1), 392 EACL_POL_EACL_CFG_EACL_FORCE_INIT, 393 sparx5, 394 EACL_POL_EACL_CFG); 395 396 spx5_rmw(EACL_POL_EACL_CFG_EACL_FORCE_INIT_SET(0), 397 EACL_POL_EACL_CFG_EACL_FORCE_INIT, 398 sparx5, 399 EACL_POL_EACL_CFG); 400 401 /* Initialize memories, if not done already */ 402 value = spx5_rd(sparx5, HSCH_RESET_CFG); 403 if (!(value & HSCH_RESET_CFG_CORE_ENA)) { 404 err = sparx5_init_ram(sparx5); 405 if (err) 406 return err; 407 } 408 409 /* Reset counters */ 410 spx5_wr(ANA_AC_STAT_RESET_RESET_SET(1), sparx5, ANA_AC_STAT_RESET); 411 spx5_wr(ASM_STAT_CFG_STAT_CNT_CLR_SHOT_SET(1), sparx5, ASM_STAT_CFG); 412 413 /* Enable switch-core and queue system */ 414 spx5_wr(HSCH_RESET_CFG_CORE_ENA_SET(1), sparx5, HSCH_RESET_CFG); 415 416 return 0; 417} 418 419static int sparx5_init_coreclock(struct sparx5 *sparx5) 420{ 421 enum sparx5_core_clockfreq freq = sparx5->coreclock; 422 u32 clk_div, clk_period, pol_upd_int, idx; 423 424 /* Verify if core clock frequency is supported on target. 425 * If 'VTSS_CORE_CLOCK_DEFAULT' then the highest supported 426 * freq. is used 427 */ 428 switch (sparx5->target_ct) { 429 case SPX5_TARGET_CT_7546: 430 if (sparx5->coreclock == SPX5_CORE_CLOCK_DEFAULT) 431 freq = SPX5_CORE_CLOCK_250MHZ; 432 else if (sparx5->coreclock != SPX5_CORE_CLOCK_250MHZ) 433 freq = 0; /* Not supported */ 434 break; 435 case SPX5_TARGET_CT_7549: 436 case SPX5_TARGET_CT_7552: 437 case SPX5_TARGET_CT_7556: 438 if (sparx5->coreclock == SPX5_CORE_CLOCK_DEFAULT) 439 freq = SPX5_CORE_CLOCK_500MHZ; 440 else if (sparx5->coreclock != SPX5_CORE_CLOCK_500MHZ) 441 freq = 0; /* Not supported */ 442 break; 443 case SPX5_TARGET_CT_7558: 444 case SPX5_TARGET_CT_7558TSN: 445 if (sparx5->coreclock == SPX5_CORE_CLOCK_DEFAULT) 446 freq = SPX5_CORE_CLOCK_625MHZ; 447 else if (sparx5->coreclock != SPX5_CORE_CLOCK_625MHZ) 448 freq = 0; /* Not supported */ 449 break; 450 case SPX5_TARGET_CT_7546TSN: 451 if (sparx5->coreclock == SPX5_CORE_CLOCK_DEFAULT) 452 freq = SPX5_CORE_CLOCK_625MHZ; 453 break; 454 case SPX5_TARGET_CT_7549TSN: 455 case SPX5_TARGET_CT_7552TSN: 456 case SPX5_TARGET_CT_7556TSN: 457 if (sparx5->coreclock == SPX5_CORE_CLOCK_DEFAULT) 458 freq = SPX5_CORE_CLOCK_625MHZ; 459 else if (sparx5->coreclock == SPX5_CORE_CLOCK_250MHZ) 460 freq = 0; /* Not supported */ 461 break; 462 default: 463 dev_err(sparx5->dev, "Target (%#04x) not supported\n", 464 sparx5->target_ct); 465 return -ENODEV; 466 } 467 468 switch (freq) { 469 case SPX5_CORE_CLOCK_250MHZ: 470 clk_div = 10; 471 pol_upd_int = 312; 472 break; 473 case SPX5_CORE_CLOCK_500MHZ: 474 clk_div = 5; 475 pol_upd_int = 624; 476 break; 477 case SPX5_CORE_CLOCK_625MHZ: 478 clk_div = 4; 479 pol_upd_int = 780; 480 break; 481 default: 482 dev_err(sparx5->dev, "%d coreclock not supported on (%#04x)\n", 483 sparx5->coreclock, sparx5->target_ct); 484 return -EINVAL; 485 } 486 487 /* Update state with chosen frequency */ 488 sparx5->coreclock = freq; 489 490 /* Configure the LCPLL */ 491 spx5_rmw(CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_CLK_DIV_SET(clk_div) | 492 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_PRE_DIV_SET(0) | 493 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_ROT_DIR_SET(0) | 494 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_ROT_SEL_SET(0) | 495 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_ROT_ENA_SET(0) | 496 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_CLK_ENA_SET(1), 497 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_CLK_DIV | 498 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_PRE_DIV | 499 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_ROT_DIR | 500 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_ROT_SEL | 501 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_ROT_ENA | 502 CLKGEN_LCPLL1_CORE_CLK_CFG_CORE_CLK_ENA, 503 sparx5, 504 CLKGEN_LCPLL1_CORE_CLK_CFG); 505 506 clk_period = sparx5_clk_period(freq); 507 508 spx5_rmw(HSCH_SYS_CLK_PER_100PS_SET(clk_period / 100), 509 HSCH_SYS_CLK_PER_100PS, 510 sparx5, 511 HSCH_SYS_CLK_PER); 512 513 spx5_rmw(ANA_AC_POL_BDLB_DLB_CTRL_CLK_PERIOD_01NS_SET(clk_period / 100), 514 ANA_AC_POL_BDLB_DLB_CTRL_CLK_PERIOD_01NS, 515 sparx5, 516 ANA_AC_POL_BDLB_DLB_CTRL); 517 518 spx5_rmw(ANA_AC_POL_SLB_DLB_CTRL_CLK_PERIOD_01NS_SET(clk_period / 100), 519 ANA_AC_POL_SLB_DLB_CTRL_CLK_PERIOD_01NS, 520 sparx5, 521 ANA_AC_POL_SLB_DLB_CTRL); 522 523 spx5_rmw(LRN_AUTOAGE_CFG_1_CLK_PERIOD_01NS_SET(clk_period / 100), 524 LRN_AUTOAGE_CFG_1_CLK_PERIOD_01NS, 525 sparx5, 526 LRN_AUTOAGE_CFG_1); 527 528 for (idx = 0; idx < 3; idx++) 529 spx5_rmw(GCB_SIO_CLOCK_SYS_CLK_PERIOD_SET(clk_period / 100), 530 GCB_SIO_CLOCK_SYS_CLK_PERIOD, 531 sparx5, 532 GCB_SIO_CLOCK(idx)); 533 534 spx5_rmw(HSCH_TAS_STATEMACHINE_CFG_REVISIT_DLY_SET 535 ((256 * 1000) / clk_period), 536 HSCH_TAS_STATEMACHINE_CFG_REVISIT_DLY, 537 sparx5, 538 HSCH_TAS_STATEMACHINE_CFG); 539 540 spx5_rmw(ANA_AC_POL_POL_UPD_INT_CFG_POL_UPD_INT_SET(pol_upd_int), 541 ANA_AC_POL_POL_UPD_INT_CFG_POL_UPD_INT, 542 sparx5, 543 ANA_AC_POL_POL_UPD_INT_CFG); 544 545 return 0; 546} 547 548static int sparx5_qlim_set(struct sparx5 *sparx5) 549{ 550 u32 res, dp, prio; 551 552 for (res = 0; res < 2; res++) { 553 for (prio = 0; prio < 8; prio++) 554 spx5_wr(0xFFF, sparx5, 555 QRES_RES_CFG(prio + 630 + res * 1024)); 556 557 for (dp = 0; dp < 4; dp++) 558 spx5_wr(0xFFF, sparx5, 559 QRES_RES_CFG(dp + 638 + res * 1024)); 560 } 561 562 /* Set 80,90,95,100% of memory size for top watermarks */ 563 spx5_wr(QLIM_WM(80), sparx5, XQS_QLIMIT_SHR_QLIM_CFG(0)); 564 spx5_wr(QLIM_WM(90), sparx5, XQS_QLIMIT_SHR_CTOP_CFG(0)); 565 spx5_wr(QLIM_WM(95), sparx5, XQS_QLIMIT_SHR_ATOP_CFG(0)); 566 spx5_wr(QLIM_WM(100), sparx5, XQS_QLIMIT_SHR_TOP_CFG(0)); 567 568 return 0; 569} 570 571/* Some boards needs to map the SGPIO for signal detect explicitly to the 572 * port module 573 */ 574static void sparx5_board_init(struct sparx5 *sparx5) 575{ 576 int idx; 577 578 if (!sparx5->sd_sgpio_remapping) 579 return; 580 581 /* Enable SGPIO Signal Detect remapping */ 582 spx5_rmw(GCB_HW_SGPIO_SD_CFG_SD_MAP_SEL, 583 GCB_HW_SGPIO_SD_CFG_SD_MAP_SEL, 584 sparx5, 585 GCB_HW_SGPIO_SD_CFG); 586 587 /* Refer to LOS SGPIO */ 588 for (idx = 0; idx < SPX5_PORTS; idx++) 589 if (sparx5->ports[idx]) 590 if (sparx5->ports[idx]->conf.sd_sgpio != ~0) 591 spx5_wr(sparx5->ports[idx]->conf.sd_sgpio, 592 sparx5, 593 GCB_HW_SGPIO_TO_SD_MAP_CFG(idx)); 594} 595 596static int sparx5_start(struct sparx5 *sparx5) 597{ 598 u8 broadcast[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 599 char queue_name[32]; 600 u32 idx; 601 int err; 602 603 /* Setup own UPSIDs */ 604 for (idx = 0; idx < 3; idx++) { 605 spx5_wr(idx, sparx5, ANA_AC_OWN_UPSID(idx)); 606 spx5_wr(idx, sparx5, ANA_CL_OWN_UPSID(idx)); 607 spx5_wr(idx, sparx5, ANA_L2_OWN_UPSID(idx)); 608 spx5_wr(idx, sparx5, REW_OWN_UPSID(idx)); 609 } 610 611 /* Enable CPU ports */ 612 for (idx = SPX5_PORTS; idx < SPX5_PORTS_ALL; idx++) 613 spx5_rmw(QFWD_SWITCH_PORT_MODE_PORT_ENA_SET(1), 614 QFWD_SWITCH_PORT_MODE_PORT_ENA, 615 sparx5, 616 QFWD_SWITCH_PORT_MODE(idx)); 617 618 /* Init masks */ 619 sparx5_update_fwd(sparx5); 620 621 /* CPU copy CPU pgids */ 622 spx5_wr(ANA_AC_PGID_MISC_CFG_PGID_CPU_COPY_ENA_SET(1), 623 sparx5, ANA_AC_PGID_MISC_CFG(PGID_CPU)); 624 spx5_wr(ANA_AC_PGID_MISC_CFG_PGID_CPU_COPY_ENA_SET(1), 625 sparx5, ANA_AC_PGID_MISC_CFG(PGID_BCAST)); 626 627 /* Recalc injected frame FCS */ 628 for (idx = SPX5_PORT_CPU_0; idx <= SPX5_PORT_CPU_1; idx++) 629 spx5_rmw(ANA_CL_FILTER_CTRL_FORCE_FCS_UPDATE_ENA_SET(1), 630 ANA_CL_FILTER_CTRL_FORCE_FCS_UPDATE_ENA, 631 sparx5, ANA_CL_FILTER_CTRL(idx)); 632 633 /* Init MAC table, ageing */ 634 sparx5_mact_init(sparx5); 635 636 /* Init PGID table arbitrator */ 637 sparx5_pgid_init(sparx5); 638 639 /* Setup VLANs */ 640 sparx5_vlan_init(sparx5); 641 642 /* Add host mode BC address (points only to CPU) */ 643 sparx5_mact_learn(sparx5, PGID_CPU, broadcast, NULL_VID); 644 645 /* Enable queue limitation watermarks */ 646 sparx5_qlim_set(sparx5); 647 648 err = sparx5_config_auto_calendar(sparx5); 649 if (err) 650 return err; 651 652 err = sparx5_config_dsm_calendar(sparx5); 653 if (err) 654 return err; 655 656 /* Init stats */ 657 err = sparx_stats_init(sparx5); 658 if (err) 659 return err; 660 661 /* Init mact_sw struct */ 662 mutex_init(&sparx5->mact_lock); 663 INIT_LIST_HEAD(&sparx5->mact_entries); 664 snprintf(queue_name, sizeof(queue_name), "%s-mact", 665 dev_name(sparx5->dev)); 666 sparx5->mact_queue = create_singlethread_workqueue(queue_name); 667 if (!sparx5->mact_queue) 668 return -ENOMEM; 669 670 INIT_DELAYED_WORK(&sparx5->mact_work, sparx5_mact_pull_work); 671 queue_delayed_work(sparx5->mact_queue, &sparx5->mact_work, 672 SPX5_MACT_PULL_DELAY); 673 674 mutex_init(&sparx5->mdb_lock); 675 INIT_LIST_HEAD(&sparx5->mdb_entries); 676 677 err = sparx5_register_netdevs(sparx5); 678 if (err) 679 return err; 680 681 sparx5_board_init(sparx5); 682 err = sparx5_register_notifier_blocks(sparx5); 683 if (err) 684 return err; 685 686 err = sparx5_vcap_init(sparx5); 687 if (err) { 688 sparx5_unregister_notifier_blocks(sparx5); 689 return err; 690 } 691 692 /* Start Frame DMA with fallback to register based INJ/XTR */ 693 err = -ENXIO; 694 if (sparx5->fdma_irq >= 0) { 695 if (GCB_CHIP_ID_REV_ID_GET(sparx5->chip_id) > 0) 696 err = devm_request_threaded_irq(sparx5->dev, 697 sparx5->fdma_irq, 698 NULL, 699 sparx5_fdma_handler, 700 IRQF_ONESHOT, 701 "sparx5-fdma", sparx5); 702 if (!err) 703 err = sparx5_fdma_start(sparx5); 704 if (err) 705 sparx5->fdma_irq = -ENXIO; 706 } else { 707 sparx5->fdma_irq = -ENXIO; 708 } 709 if (err && sparx5->xtr_irq >= 0) { 710 err = devm_request_irq(sparx5->dev, sparx5->xtr_irq, 711 sparx5_xtr_handler, IRQF_SHARED, 712 "sparx5-xtr", sparx5); 713 if (!err) 714 err = sparx5_manual_injection_mode(sparx5); 715 if (err) 716 sparx5->xtr_irq = -ENXIO; 717 } else { 718 sparx5->xtr_irq = -ENXIO; 719 } 720 721 if (sparx5->ptp_irq >= 0) { 722 err = devm_request_threaded_irq(sparx5->dev, sparx5->ptp_irq, 723 NULL, sparx5_ptp_irq_handler, 724 IRQF_ONESHOT, "sparx5-ptp", 725 sparx5); 726 if (err) 727 sparx5->ptp_irq = -ENXIO; 728 729 sparx5->ptp = 1; 730 } 731 732 return err; 733} 734 735static void sparx5_cleanup_ports(struct sparx5 *sparx5) 736{ 737 sparx5_unregister_netdevs(sparx5); 738 sparx5_destroy_netdevs(sparx5); 739} 740 741static int mchp_sparx5_probe(struct platform_device *pdev) 742{ 743 struct initial_port_config *configs, *config; 744 struct device_node *np = pdev->dev.of_node; 745 struct device_node *ports, *portnp; 746 struct reset_control *reset; 747 struct sparx5 *sparx5; 748 int idx = 0, err = 0; 749 750 if (!np && !pdev->dev.platform_data) 751 return -ENODEV; 752 753 sparx5 = devm_kzalloc(&pdev->dev, sizeof(*sparx5), GFP_KERNEL); 754 if (!sparx5) 755 return -ENOMEM; 756 757 platform_set_drvdata(pdev, sparx5); 758 sparx5->pdev = pdev; 759 sparx5->dev = &pdev->dev; 760 spin_lock_init(&sparx5->tx_lock); 761 762 /* Do switch core reset if available */ 763 reset = devm_reset_control_get_optional_shared(&pdev->dev, "switch"); 764 if (IS_ERR(reset)) 765 return dev_err_probe(&pdev->dev, PTR_ERR(reset), 766 "Failed to get switch reset controller.\n"); 767 reset_control_reset(reset); 768 769 /* Default values, some from DT */ 770 sparx5->coreclock = SPX5_CORE_CLOCK_DEFAULT; 771 772 sparx5->debugfs_root = debugfs_create_dir("sparx5", NULL); 773 774 ports = of_get_child_by_name(np, "ethernet-ports"); 775 if (!ports) { 776 dev_err(sparx5->dev, "no ethernet-ports child node found\n"); 777 return -ENODEV; 778 } 779 sparx5->port_count = of_get_child_count(ports); 780 781 configs = kcalloc(sparx5->port_count, 782 sizeof(struct initial_port_config), GFP_KERNEL); 783 if (!configs) { 784 err = -ENOMEM; 785 goto cleanup_pnode; 786 } 787 788 for_each_available_child_of_node(ports, portnp) { 789 struct sparx5_port_config *conf; 790 struct phy *serdes; 791 u32 portno; 792 793 err = of_property_read_u32(portnp, "reg", &portno); 794 if (err) { 795 dev_err(sparx5->dev, "port reg property error\n"); 796 continue; 797 } 798 config = &configs[idx]; 799 conf = &config->conf; 800 conf->speed = SPEED_UNKNOWN; 801 conf->bandwidth = SPEED_UNKNOWN; 802 err = of_get_phy_mode(portnp, &conf->phy_mode); 803 if (err) { 804 dev_err(sparx5->dev, "port %u: missing phy-mode\n", 805 portno); 806 continue; 807 } 808 err = of_property_read_u32(portnp, "microchip,bandwidth", 809 &conf->bandwidth); 810 if (err) { 811 dev_err(sparx5->dev, "port %u: missing bandwidth\n", 812 portno); 813 continue; 814 } 815 err = of_property_read_u32(portnp, "microchip,sd-sgpio", &conf->sd_sgpio); 816 if (err) 817 conf->sd_sgpio = ~0; 818 else 819 sparx5->sd_sgpio_remapping = true; 820 serdes = devm_of_phy_get(sparx5->dev, portnp, NULL); 821 if (IS_ERR(serdes)) { 822 err = dev_err_probe(sparx5->dev, PTR_ERR(serdes), 823 "port %u: missing serdes\n", 824 portno); 825 of_node_put(portnp); 826 goto cleanup_config; 827 } 828 config->portno = portno; 829 config->node = portnp; 830 config->serdes = serdes; 831 832 conf->media = PHY_MEDIA_DAC; 833 conf->serdes_reset = true; 834 conf->portmode = conf->phy_mode; 835 conf->power_down = true; 836 idx++; 837 } 838 839 err = sparx5_create_targets(sparx5); 840 if (err) 841 goto cleanup_config; 842 843 if (of_get_mac_address(np, sparx5->base_mac)) { 844 dev_info(sparx5->dev, "MAC addr was not set, use random MAC\n"); 845 eth_random_addr(sparx5->base_mac); 846 sparx5->base_mac[5] = 0; 847 } 848 849 sparx5->fdma_irq = platform_get_irq_byname(sparx5->pdev, "fdma"); 850 sparx5->xtr_irq = platform_get_irq_byname(sparx5->pdev, "xtr"); 851 sparx5->ptp_irq = platform_get_irq_byname(sparx5->pdev, "ptp"); 852 853 /* Read chip ID to check CPU interface */ 854 sparx5->chip_id = spx5_rd(sparx5, GCB_CHIP_ID); 855 856 sparx5->target_ct = (enum spx5_target_chiptype) 857 GCB_CHIP_ID_PART_ID_GET(sparx5->chip_id); 858 859 /* Initialize Switchcore and internal RAMs */ 860 err = sparx5_init_switchcore(sparx5); 861 if (err) { 862 dev_err(sparx5->dev, "Switchcore initialization error\n"); 863 goto cleanup_config; 864 } 865 866 /* Initialize the LC-PLL (core clock) and set affected registers */ 867 err = sparx5_init_coreclock(sparx5); 868 if (err) { 869 dev_err(sparx5->dev, "LC-PLL initialization error\n"); 870 goto cleanup_config; 871 } 872 873 for (idx = 0; idx < sparx5->port_count; ++idx) { 874 config = &configs[idx]; 875 if (!config->node) 876 continue; 877 878 err = sparx5_create_port(sparx5, config); 879 if (err) { 880 dev_err(sparx5->dev, "port create error\n"); 881 goto cleanup_ports; 882 } 883 } 884 885 err = sparx5_start(sparx5); 886 if (err) { 887 dev_err(sparx5->dev, "Start failed\n"); 888 goto cleanup_ports; 889 } 890 891 err = sparx5_qos_init(sparx5); 892 if (err) { 893 dev_err(sparx5->dev, "Failed to initialize QoS\n"); 894 goto cleanup_ports; 895 } 896 897 err = sparx5_ptp_init(sparx5); 898 if (err) { 899 dev_err(sparx5->dev, "PTP failed\n"); 900 goto cleanup_ports; 901 } 902 goto cleanup_config; 903 904cleanup_ports: 905 sparx5_cleanup_ports(sparx5); 906 if (sparx5->mact_queue) 907 destroy_workqueue(sparx5->mact_queue); 908cleanup_config: 909 kfree(configs); 910cleanup_pnode: 911 of_node_put(ports); 912 return err; 913} 914 915static void mchp_sparx5_remove(struct platform_device *pdev) 916{ 917 struct sparx5 *sparx5 = platform_get_drvdata(pdev); 918 919 debugfs_remove_recursive(sparx5->debugfs_root); 920 if (sparx5->xtr_irq) { 921 disable_irq(sparx5->xtr_irq); 922 sparx5->xtr_irq = -ENXIO; 923 } 924 if (sparx5->fdma_irq) { 925 disable_irq(sparx5->fdma_irq); 926 sparx5->fdma_irq = -ENXIO; 927 } 928 sparx5_ptp_deinit(sparx5); 929 sparx5_fdma_stop(sparx5); 930 sparx5_cleanup_ports(sparx5); 931 sparx5_vcap_destroy(sparx5); 932 /* Unregister netdevs */ 933 sparx5_unregister_notifier_blocks(sparx5); 934 destroy_workqueue(sparx5->mact_queue); 935} 936 937static const struct of_device_id mchp_sparx5_match[] = { 938 { .compatible = "microchip,sparx5-switch" }, 939 { } 940}; 941MODULE_DEVICE_TABLE(of, mchp_sparx5_match); 942 943static struct platform_driver mchp_sparx5_driver = { 944 .probe = mchp_sparx5_probe, 945 .remove_new = mchp_sparx5_remove, 946 .driver = { 947 .name = "sparx5-switch", 948 .of_match_table = mchp_sparx5_match, 949 }, 950}; 951 952module_platform_driver(mchp_sparx5_driver); 953 954MODULE_DESCRIPTION("Microchip Sparx5 switch driver"); 955MODULE_AUTHOR("Steen Hegelund <steen.hegelund@microchip.com>"); 956MODULE_LICENSE("Dual MIT/GPL"); 957