2 * B53 common definitions
4 * Copyright (C) 2011-2013 Jonas Gorski <jogo@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 #include <linux/kernel.h>
23 #include <linux/mutex.h>
24 #include <linux/phy.h>
25 #include <linux/etherdevice.h>
34 int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value);
35 int (*read16)(struct b53_device *dev, u8 page, u8 reg, u16 *value);
36 int (*read32)(struct b53_device *dev, u8 page, u8 reg, u32 *value);
37 int (*read48)(struct b53_device *dev, u8 page, u8 reg, u64 *value);
38 int (*read64)(struct b53_device *dev, u8 page, u8 reg, u64 *value);
39 int (*write8)(struct b53_device *dev, u8 page, u8 reg, u8 value);
40 int (*write16)(struct b53_device *dev, u8 page, u8 reg, u16 value);
41 int (*write32)(struct b53_device *dev, u8 page, u8 reg, u32 value);
42 int (*write48)(struct b53_device *dev, u8 page, u8 reg, u64 value);
43 int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value);
44 int (*phy_read16)(struct b53_device *dev, int addr, int reg, u16 *value);
45 int (*phy_write16)(struct b53_device *dev, int addr, int reg, u16 value);
49 BCM5325_DEVICE_ID = 0x25,
50 BCM5365_DEVICE_ID = 0x65,
51 BCM5389_DEVICE_ID = 0x89,
52 BCM5395_DEVICE_ID = 0x95,
53 BCM5397_DEVICE_ID = 0x97,
54 BCM5398_DEVICE_ID = 0x98,
55 BCM53115_DEVICE_ID = 0x53115,
56 BCM53125_DEVICE_ID = 0x53125,
57 BCM53128_DEVICE_ID = 0x53128,
58 BCM63XX_DEVICE_ID = 0x6300,
59 BCM53010_DEVICE_ID = 0x53010,
60 BCM53011_DEVICE_ID = 0x53011,
61 BCM53012_DEVICE_ID = 0x53012,
62 BCM53018_DEVICE_ID = 0x53018,
63 BCM53019_DEVICE_ID = 0x53019,
64 BCM58XX_DEVICE_ID = 0x5800,
65 BCM7445_DEVICE_ID = 0x7445,
66 BCM7278_DEVICE_ID = 0x7278,
70 #define B53_N_PORTS_25 6
83 struct dsa_switch *ds;
84 struct b53_platform_data *pdata;
87 struct mutex reg_mutex;
88 struct mutex stats_mutex;
89 const struct b53_io_ops *ops;
91 /* chip specific data */
101 /* used ports mask */
103 unsigned int cpu_port;
105 /* connect specific data */
109 /* Master MDIO bus we got probed from */
114 /* run time configuration */
117 unsigned int num_vlans;
118 struct b53_vlan *vlans;
119 unsigned int num_ports;
120 struct b53_port *ports;
123 #define b53_for_each_port(dev, i) \
124 for (i = 0; i < B53_N_PORTS; i++) \
125 if (dev->enabled_ports & BIT(i))
128 static inline int is5325(struct b53_device *dev)
130 return dev->chip_id == BCM5325_DEVICE_ID;
133 static inline int is5365(struct b53_device *dev)
135 #ifdef CONFIG_BCM47XX
136 return dev->chip_id == BCM5365_DEVICE_ID;
142 static inline int is5397_98(struct b53_device *dev)
144 return dev->chip_id == BCM5397_DEVICE_ID ||
145 dev->chip_id == BCM5398_DEVICE_ID;
148 static inline int is539x(struct b53_device *dev)
150 return dev->chip_id == BCM5395_DEVICE_ID ||
151 dev->chip_id == BCM5397_DEVICE_ID ||
152 dev->chip_id == BCM5398_DEVICE_ID;
155 static inline int is531x5(struct b53_device *dev)
157 return dev->chip_id == BCM53115_DEVICE_ID ||
158 dev->chip_id == BCM53125_DEVICE_ID ||
159 dev->chip_id == BCM53128_DEVICE_ID;
162 static inline int is63xx(struct b53_device *dev)
164 #ifdef CONFIG_BCM63XX
165 return dev->chip_id == BCM63XX_DEVICE_ID;
171 static inline int is5301x(struct b53_device *dev)
173 return dev->chip_id == BCM53010_DEVICE_ID ||
174 dev->chip_id == BCM53011_DEVICE_ID ||
175 dev->chip_id == BCM53012_DEVICE_ID ||
176 dev->chip_id == BCM53018_DEVICE_ID ||
177 dev->chip_id == BCM53019_DEVICE_ID;
180 static inline int is58xx(struct b53_device *dev)
182 return dev->chip_id == BCM58XX_DEVICE_ID ||
183 dev->chip_id == BCM7445_DEVICE_ID ||
184 dev->chip_id == BCM7278_DEVICE_ID;
187 #define B53_CPU_PORT_25 5
188 #define B53_CPU_PORT 8
190 static inline int is_cpu_port(struct b53_device *dev, int port)
192 return dev->cpu_port;
195 struct b53_device *b53_switch_alloc(struct device *base,
196 const struct b53_io_ops *ops,
199 int b53_switch_detect(struct b53_device *dev);
201 int b53_switch_register(struct b53_device *dev);
203 static inline void b53_switch_remove(struct b53_device *dev)
205 dsa_unregister_switch(dev->ds);
208 static inline int b53_read8(struct b53_device *dev, u8 page, u8 reg, u8 *val)
212 mutex_lock(&dev->reg_mutex);
213 ret = dev->ops->read8(dev, page, reg, val);
214 mutex_unlock(&dev->reg_mutex);
219 static inline int b53_read16(struct b53_device *dev, u8 page, u8 reg, u16 *val)
223 mutex_lock(&dev->reg_mutex);
224 ret = dev->ops->read16(dev, page, reg, val);
225 mutex_unlock(&dev->reg_mutex);
230 static inline int b53_read32(struct b53_device *dev, u8 page, u8 reg, u32 *val)
234 mutex_lock(&dev->reg_mutex);
235 ret = dev->ops->read32(dev, page, reg, val);
236 mutex_unlock(&dev->reg_mutex);
241 static inline int b53_read48(struct b53_device *dev, u8 page, u8 reg, u64 *val)
245 mutex_lock(&dev->reg_mutex);
246 ret = dev->ops->read48(dev, page, reg, val);
247 mutex_unlock(&dev->reg_mutex);
252 static inline int b53_read64(struct b53_device *dev, u8 page, u8 reg, u64 *val)
256 mutex_lock(&dev->reg_mutex);
257 ret = dev->ops->read64(dev, page, reg, val);
258 mutex_unlock(&dev->reg_mutex);
263 static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value)
267 mutex_lock(&dev->reg_mutex);
268 ret = dev->ops->write8(dev, page, reg, value);
269 mutex_unlock(&dev->reg_mutex);
274 static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg,
279 mutex_lock(&dev->reg_mutex);
280 ret = dev->ops->write16(dev, page, reg, value);
281 mutex_unlock(&dev->reg_mutex);
286 static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg,
291 mutex_lock(&dev->reg_mutex);
292 ret = dev->ops->write32(dev, page, reg, value);
293 mutex_unlock(&dev->reg_mutex);
298 static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg,
303 mutex_lock(&dev->reg_mutex);
304 ret = dev->ops->write48(dev, page, reg, value);
305 mutex_unlock(&dev->reg_mutex);
310 static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg,
315 mutex_lock(&dev->reg_mutex);
316 ret = dev->ops->write64(dev, page, reg, value);
317 mutex_unlock(&dev->reg_mutex);
322 struct b53_arl_entry {
331 static inline void b53_arl_to_entry(struct b53_arl_entry *ent,
332 u64 mac_vid, u32 fwd_entry)
334 memset(ent, 0, sizeof(*ent));
335 ent->port = fwd_entry & ARLTBL_DATA_PORT_ID_MASK;
336 ent->is_valid = !!(fwd_entry & ARLTBL_VALID);
337 ent->is_age = !!(fwd_entry & ARLTBL_AGE);
338 ent->is_static = !!(fwd_entry & ARLTBL_STATIC);
339 u64_to_ether_addr(mac_vid, ent->mac);
340 ent->vid = mac_vid >> ARLTBL_VID_S;
343 static inline void b53_arl_from_entry(u64 *mac_vid, u32 *fwd_entry,
344 const struct b53_arl_entry *ent)
346 *mac_vid = ether_addr_to_u64(ent->mac);
347 *mac_vid |= (u64)(ent->vid & ARLTBL_VID_MASK) << ARLTBL_VID_S;
348 *fwd_entry = ent->port & ARLTBL_DATA_PORT_ID_MASK;
350 *fwd_entry |= ARLTBL_VALID;
352 *fwd_entry |= ARLTBL_STATIC;
354 *fwd_entry |= ARLTBL_AGE;
357 #ifdef CONFIG_BCM47XX
359 #include <linux/bcm47xx_nvram.h>
360 #include <bcm47xx_board.h>
361 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
363 enum bcm47xx_board board = bcm47xx_board_get();
366 case BCM47XX_BOARD_LINKSYS_WRT300NV11:
367 case BCM47XX_BOARD_LINKSYS_WRT310NV1:
370 return bcm47xx_nvram_gpio_pin("robo_reset");
374 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
380 /* Exported functions towards other drivers */
381 void b53_get_strings(struct dsa_switch *ds, int port, uint8_t *data);
382 void b53_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data);
383 int b53_get_sset_count(struct dsa_switch *ds);
384 int b53_br_join(struct dsa_switch *ds, int port, struct net_device *bridge);
385 void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *bridge);
386 void b53_br_set_stp_state(struct dsa_switch *ds, int port, u8 state);
387 void b53_br_fast_age(struct dsa_switch *ds, int port);
388 int b53_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering);
389 int b53_vlan_prepare(struct dsa_switch *ds, int port,
390 const struct switchdev_obj_port_vlan *vlan,
391 struct switchdev_trans *trans);
392 void b53_vlan_add(struct dsa_switch *ds, int port,
393 const struct switchdev_obj_port_vlan *vlan,
394 struct switchdev_trans *trans);
395 int b53_vlan_del(struct dsa_switch *ds, int port,
396 const struct switchdev_obj_port_vlan *vlan);
397 int b53_fdb_add(struct dsa_switch *ds, int port,
398 const unsigned char *addr, u16 vid);
399 int b53_fdb_del(struct dsa_switch *ds, int port,
400 const unsigned char *addr, u16 vid);
401 int b53_fdb_dump(struct dsa_switch *ds, int port,
402 dsa_fdb_dump_cb_t *cb, void *data);
403 int b53_mirror_add(struct dsa_switch *ds, int port,
404 struct dsa_mall_mirror_tc_entry *mirror, bool ingress);
405 void b53_mirror_del(struct dsa_switch *ds, int port,
406 struct dsa_mall_mirror_tc_entry *mirror);