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,
50 BCM53010_DEVICE_ID = 0x53010,
51 BCM53011_DEVICE_ID = 0x53011,
52 BCM53012_DEVICE_ID = 0x53012,
53 BCM53018_DEVICE_ID = 0x53018,
54 BCM53019_DEVICE_ID = 0x53019,
58 #define B53_N_PORTS_25 6
61 unsigned int members:B53_N_PORTS;
62 unsigned int untag:B53_N_PORTS;
70 struct switch_dev sw_dev;
71 struct b53_platform_data *pdata;
73 struct mutex reg_mutex;
74 const struct b53_io_ops *ops;
76 /* chip specific data */
88 /* connect specific data */
93 /* run time configuration */
94 unsigned enable_vlan:1;
95 unsigned enable_jumbo:1;
96 unsigned allow_vid_4095:1;
98 struct b53_port *ports;
99 struct b53_vlan *vlans;
104 #define b53_for_each_port(dev, i) \
105 for (i = 0; i < B53_N_PORTS; i++) \
106 if (dev->enabled_ports & BIT(i))
110 static inline int is5325(struct b53_device *dev)
112 return dev->chip_id == BCM5325_DEVICE_ID;
115 static inline int is5365(struct b53_device *dev)
117 #ifdef CONFIG_BCM47XX
118 return dev->chip_id == BCM5365_DEVICE_ID;
124 static inline int is5397_98(struct b53_device *dev)
126 return dev->chip_id == BCM5397_DEVICE_ID ||
127 dev->chip_id == BCM5398_DEVICE_ID;
130 static inline int is539x(struct b53_device *dev)
132 return dev->chip_id == BCM5395_DEVICE_ID ||
133 dev->chip_id == BCM5397_DEVICE_ID ||
134 dev->chip_id == BCM5398_DEVICE_ID;
137 static inline int is531x5(struct b53_device *dev)
139 return dev->chip_id == BCM53115_DEVICE_ID ||
140 dev->chip_id == BCM53125_DEVICE_ID;
143 static inline int is63xx(struct b53_device *dev)
145 #ifdef CONFIG_BCM63XX
146 return dev->chip_id == BCM63XX_DEVICE_ID;
152 static inline int is5301x(struct b53_device *dev)
154 return dev->chip_id == BCM53010_DEVICE_ID ||
155 dev->chip_id == BCM53011_DEVICE_ID ||
156 dev->chip_id == BCM53012_DEVICE_ID ||
157 dev->chip_id == BCM53018_DEVICE_ID ||
158 dev->chip_id == BCM53019_DEVICE_ID;
161 #define B53_CPU_PORT_25 5
162 #define B53_CPU_PORT 8
164 static inline int is_cpu_port(struct b53_device *dev, int port)
166 return dev->sw_dev.cpu_port == port;
169 static inline struct b53_device *sw_to_b53(struct switch_dev *sw)
171 return container_of(sw, struct b53_device, sw_dev);
174 struct b53_device *b53_switch_alloc(struct device *base, struct b53_io_ops *ops,
177 int b53_switch_detect(struct b53_device *dev);
179 int b53_switch_register(struct b53_device *dev);
181 static inline void b53_switch_remove(struct b53_device *dev)
183 unregister_switch(&dev->sw_dev);
186 static inline int b53_read8(struct b53_device *dev, u8 page, u8 reg, u8 *val)
190 mutex_lock(&dev->reg_mutex);
191 ret = dev->ops->read8(dev, page, reg, val);
192 mutex_unlock(&dev->reg_mutex);
197 static inline int b53_read16(struct b53_device *dev, u8 page, u8 reg, u16 *val)
201 mutex_lock(&dev->reg_mutex);
202 ret = dev->ops->read16(dev, page, reg, val);
203 mutex_unlock(&dev->reg_mutex);
208 static inline int b53_read32(struct b53_device *dev, u8 page, u8 reg, u32 *val)
212 mutex_lock(&dev->reg_mutex);
213 ret = dev->ops->read32(dev, page, reg, val);
214 mutex_unlock(&dev->reg_mutex);
219 static inline int b53_read48(struct b53_device *dev, u8 page, u8 reg, u64 *val)
223 mutex_lock(&dev->reg_mutex);
224 ret = dev->ops->read48(dev, page, reg, val);
225 mutex_unlock(&dev->reg_mutex);
230 static inline int b53_read64(struct b53_device *dev, u8 page, u8 reg, u64 *val)
234 mutex_lock(&dev->reg_mutex);
235 ret = dev->ops->read64(dev, page, reg, val);
236 mutex_unlock(&dev->reg_mutex);
241 static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value)
245 mutex_lock(&dev->reg_mutex);
246 ret = dev->ops->write8(dev, page, reg, value);
247 mutex_unlock(&dev->reg_mutex);
252 static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg,
257 mutex_lock(&dev->reg_mutex);
258 ret = dev->ops->write16(dev, page, reg, value);
259 mutex_unlock(&dev->reg_mutex);
264 static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg,
269 mutex_lock(&dev->reg_mutex);
270 ret = dev->ops->write32(dev, page, reg, value);
271 mutex_unlock(&dev->reg_mutex);
276 static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg,
281 mutex_lock(&dev->reg_mutex);
282 ret = dev->ops->write48(dev, page, reg, value);
283 mutex_unlock(&dev->reg_mutex);
288 static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg,
293 mutex_lock(&dev->reg_mutex);
294 ret = dev->ops->write64(dev, page, reg, value);
295 mutex_unlock(&dev->reg_mutex);
300 #ifdef CONFIG_BCM47XX
302 #include <bcm47xx_nvram.h>
303 #include <bcm47xx_board.h>
304 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
306 enum bcm47xx_board board = bcm47xx_board_get();
309 case BCM47XX_BOARD_LINKSYS_WRT310NV1:
312 return bcm47xx_nvram_gpio_pin("robo_reset");
316 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)