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/switch.h>
29 int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value);
30 int (*read16)(struct b53_device *dev, u8 page, u8 reg, u16 *value);
31 int (*read32)(struct b53_device *dev, u8 page, u8 reg, u32 *value);
32 int (*read48)(struct b53_device *dev, u8 page, u8 reg, u64 *value);
33 int (*read64)(struct b53_device *dev, u8 page, u8 reg, u64 *value);
34 int (*write8)(struct b53_device *dev, u8 page, u8 reg, u8 value);
35 int (*write16)(struct b53_device *dev, u8 page, u8 reg, u16 value);
36 int (*write32)(struct b53_device *dev, u8 page, u8 reg, u32 value);
37 int (*write48)(struct b53_device *dev, u8 page, u8 reg, u64 value);
38 int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value);
42 BCM5325_DEVICE_ID = 0x25,
43 BCM5365_DEVICE_ID = 0x65,
44 BCM5395_DEVICE_ID = 0x95,
45 BCM5397_DEVICE_ID = 0x97,
46 BCM5398_DEVICE_ID = 0x98,
47 BCM53115_DEVICE_ID = 0x53115,
48 BCM53125_DEVICE_ID = 0x53125,
49 BCM63XX_DEVICE_ID = 0x6300,
53 #define B53_N_PORTS_25 6
56 unsigned int members:B53_N_PORTS;
57 unsigned int untag:B53_N_PORTS;
65 struct switch_dev sw_dev;
66 struct b53_platform_data *pdata;
68 struct mutex reg_mutex;
69 const struct b53_io_ops *ops;
71 /* chip specific data */
82 /* connect specific data */
87 /* run time configuration */
88 unsigned enable_vlan:1;
89 unsigned enable_jumbo:1;
90 unsigned allow_vid_4095:1;
92 struct b53_port *ports;
93 struct b53_vlan *vlans;
98 #define b53_for_each_port(dev, i) \
99 for (i = 0; i < B53_N_PORTS; i++) \
100 if (dev->enabled_ports & BIT(i))
104 static inline int is5325(struct b53_device *dev)
106 return dev->chip_id == BCM5325_DEVICE_ID;
109 static inline int is5365(struct b53_device *dev)
111 #ifdef CONFIG_BCM47XX
112 return dev->chip_id == BCM5365_DEVICE_ID;
118 static inline int is5397_98(struct b53_device *dev)
120 return dev->chip_id == BCM5397_DEVICE_ID ||
121 dev->chip_id == BCM5398_DEVICE_ID;
124 static inline int is531x5(struct b53_device *dev)
126 return dev->chip_id == BCM53115_DEVICE_ID ||
127 dev->chip_id == BCM53125_DEVICE_ID;
130 static inline int is63xx(struct b53_device *dev)
132 #ifdef CONFIG_BCM63XX
133 return dev->chip_id == BCM63XX_DEVICE_ID;
139 #define B53_CPU_PORT_25 5
140 #define B53_CPU_PORT 8
142 static inline int is_cpu_port(struct b53_device *dev, int port)
144 return dev->sw_dev.cpu_port == port;
147 static inline struct b53_device *sw_to_b53(struct switch_dev *sw)
149 return container_of(sw, struct b53_device, sw_dev);
152 struct b53_device *b53_switch_alloc(struct device *base, struct b53_io_ops *ops,
155 int b53_switch_detect(struct b53_device *dev);
157 int b53_switch_register(struct b53_device *dev);
159 static inline void b53_switch_remove(struct b53_device *dev)
161 unregister_switch(&dev->sw_dev);
164 static inline int b53_read8(struct b53_device *dev, u8 page, u8 reg, u8 *val)
168 mutex_lock(&dev->reg_mutex);
169 ret = dev->ops->read8(dev, page, reg, val);
170 mutex_unlock(&dev->reg_mutex);
175 static inline int b53_read16(struct b53_device *dev, u8 page, u8 reg, u16 *val)
179 mutex_lock(&dev->reg_mutex);
180 ret = dev->ops->read16(dev, page, reg, val);
181 mutex_unlock(&dev->reg_mutex);
186 static inline int b53_read32(struct b53_device *dev, u8 page, u8 reg, u32 *val)
190 mutex_lock(&dev->reg_mutex);
191 ret = dev->ops->read32(dev, page, reg, val);
192 mutex_unlock(&dev->reg_mutex);
197 static inline int b53_read48(struct b53_device *dev, u8 page, u8 reg, u64 *val)
201 mutex_lock(&dev->reg_mutex);
202 ret = dev->ops->read48(dev, page, reg, val);
203 mutex_unlock(&dev->reg_mutex);
208 static inline int b53_read64(struct b53_device *dev, u8 page, u8 reg, u64 *val)
212 mutex_lock(&dev->reg_mutex);
213 ret = dev->ops->read64(dev, page, reg, val);
214 mutex_unlock(&dev->reg_mutex);
219 static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value)
223 mutex_lock(&dev->reg_mutex);
224 ret = dev->ops->write8(dev, page, reg, value);
225 mutex_unlock(&dev->reg_mutex);
230 static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg,
235 mutex_lock(&dev->reg_mutex);
236 ret = dev->ops->write16(dev, page, reg, value);
237 mutex_unlock(&dev->reg_mutex);
242 static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg,
247 mutex_lock(&dev->reg_mutex);
248 ret = dev->ops->write32(dev, page, reg, value);
249 mutex_unlock(&dev->reg_mutex);
254 static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg,
259 mutex_lock(&dev->reg_mutex);
260 ret = dev->ops->write48(dev, page, reg, value);
261 mutex_unlock(&dev->reg_mutex);
266 static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg,
271 mutex_lock(&dev->reg_mutex);
272 ret = dev->ops->write64(dev, page, reg, value);
273 mutex_unlock(&dev->reg_mutex);