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 */
83 /* connect specific data */
88 /* run time configuration */
89 unsigned enable_vlan
:1;
90 unsigned enable_jumbo
:1;
91 unsigned allow_vid_4095
:1;
93 struct b53_port
*ports
;
94 struct b53_vlan
*vlans
;
99 #define b53_for_each_port(dev, i) \
100 for (i = 0; i < B53_N_PORTS; i++) \
101 if (dev->enabled_ports & BIT(i))
105 static inline int is5325(struct b53_device
*dev
)
107 return dev
->chip_id
== BCM5325_DEVICE_ID
;
110 static inline int is5365(struct b53_device
*dev
)
112 #ifdef CONFIG_BCM47XX
113 return dev
->chip_id
== BCM5365_DEVICE_ID
;
119 static inline int is5397_98(struct b53_device
*dev
)
121 return dev
->chip_id
== BCM5397_DEVICE_ID
||
122 dev
->chip_id
== BCM5398_DEVICE_ID
;
125 static inline int is539x(struct b53_device
*dev
)
127 return dev
->chip_id
== BCM5395_DEVICE_ID
||
128 dev
->chip_id
== BCM5397_DEVICE_ID
||
129 dev
->chip_id
== BCM5398_DEVICE_ID
;
132 static inline int is531x5(struct b53_device
*dev
)
134 return dev
->chip_id
== BCM53115_DEVICE_ID
||
135 dev
->chip_id
== BCM53125_DEVICE_ID
;
138 static inline int is63xx(struct b53_device
*dev
)
140 #ifdef CONFIG_BCM63XX
141 return dev
->chip_id
== BCM63XX_DEVICE_ID
;
147 #define B53_CPU_PORT_25 5
148 #define B53_CPU_PORT 8
150 static inline int is_cpu_port(struct b53_device
*dev
, int port
)
152 return dev
->sw_dev
.cpu_port
== port
;
155 static inline struct b53_device
*sw_to_b53(struct switch_dev
*sw
)
157 return container_of(sw
, struct b53_device
, sw_dev
);
160 struct b53_device
*b53_switch_alloc(struct device
*base
, struct b53_io_ops
*ops
,
163 int b53_switch_detect(struct b53_device
*dev
);
165 int b53_switch_register(struct b53_device
*dev
);
167 static inline void b53_switch_remove(struct b53_device
*dev
)
169 unregister_switch(&dev
->sw_dev
);
172 static inline int b53_read8(struct b53_device
*dev
, u8 page
, u8 reg
, u8
*val
)
176 mutex_lock(&dev
->reg_mutex
);
177 ret
= dev
->ops
->read8(dev
, page
, reg
, val
);
178 mutex_unlock(&dev
->reg_mutex
);
183 static inline int b53_read16(struct b53_device
*dev
, u8 page
, u8 reg
, u16
*val
)
187 mutex_lock(&dev
->reg_mutex
);
188 ret
= dev
->ops
->read16(dev
, page
, reg
, val
);
189 mutex_unlock(&dev
->reg_mutex
);
194 static inline int b53_read32(struct b53_device
*dev
, u8 page
, u8 reg
, u32
*val
)
198 mutex_lock(&dev
->reg_mutex
);
199 ret
= dev
->ops
->read32(dev
, page
, reg
, val
);
200 mutex_unlock(&dev
->reg_mutex
);
205 static inline int b53_read48(struct b53_device
*dev
, u8 page
, u8 reg
, u64
*val
)
209 mutex_lock(&dev
->reg_mutex
);
210 ret
= dev
->ops
->read48(dev
, page
, reg
, val
);
211 mutex_unlock(&dev
->reg_mutex
);
216 static inline int b53_read64(struct b53_device
*dev
, u8 page
, u8 reg
, u64
*val
)
220 mutex_lock(&dev
->reg_mutex
);
221 ret
= dev
->ops
->read64(dev
, page
, reg
, val
);
222 mutex_unlock(&dev
->reg_mutex
);
227 static inline int b53_write8(struct b53_device
*dev
, u8 page
, u8 reg
, u8 value
)
231 mutex_lock(&dev
->reg_mutex
);
232 ret
= dev
->ops
->write8(dev
, page
, reg
, value
);
233 mutex_unlock(&dev
->reg_mutex
);
238 static inline int b53_write16(struct b53_device
*dev
, u8 page
, u8 reg
,
243 mutex_lock(&dev
->reg_mutex
);
244 ret
= dev
->ops
->write16(dev
, page
, reg
, value
);
245 mutex_unlock(&dev
->reg_mutex
);
250 static inline int b53_write32(struct b53_device
*dev
, u8 page
, u8 reg
,
255 mutex_lock(&dev
->reg_mutex
);
256 ret
= dev
->ops
->write32(dev
, page
, reg
, value
);
257 mutex_unlock(&dev
->reg_mutex
);
262 static inline int b53_write48(struct b53_device
*dev
, u8 page
, u8 reg
,
267 mutex_lock(&dev
->reg_mutex
);
268 ret
= dev
->ops
->write48(dev
, page
, reg
, value
);
269 mutex_unlock(&dev
->reg_mutex
);
274 static inline int b53_write64(struct b53_device
*dev
, u8 page
, u8 reg
,
279 mutex_lock(&dev
->reg_mutex
);
280 ret
= dev
->ops
->write64(dev
, page
, reg
, value
);
281 mutex_unlock(&dev
->reg_mutex
);
286 #ifdef CONFIG_BCM47XX
288 #include <bcm47xx_nvram.h>
289 #include <bcm47xx_board.h>
290 static inline int b53_switch_get_reset_gpio(struct b53_device
*dev
)
292 enum bcm47xx_board board
= bcm47xx_board_get();
295 case BCM47XX_BOARD_LINKSYS_WRT310NV1
:
298 return bcm47xx_nvram_gpio_pin("robo_reset");
302 static inline int b53_switch_get_reset_gpio(struct b53_device
*dev
)