kernel: b53: fix build with brcm47xx
[openwrt/svn-archive/archive.git] / target / linux / generic / files / drivers / net / phy / b53 / b53_priv.h
1 /*
2 * B53 common definitions
3 *
4 * Copyright (C) 2011-2013 Jonas Gorski <jogo@openwrt.org>
5 *
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.
9 *
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.
17 */
18
19 #ifndef __B53_PRIV_H
20 #define __B53_PRIV_H
21
22 #include <linux/kernel.h>
23 #include <linux/mutex.h>
24 #include <linux/switch.h>
25
26 struct b53_device;
27
28 struct b53_io_ops {
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);
39 };
40
41 enum {
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 BCM53128_DEVICE_ID = 0x53128,
50 BCM63XX_DEVICE_ID = 0x6300,
51 BCM53010_DEVICE_ID = 0x53010,
52 BCM53011_DEVICE_ID = 0x53011,
53 BCM53012_DEVICE_ID = 0x53012,
54 BCM53018_DEVICE_ID = 0x53018,
55 BCM53019_DEVICE_ID = 0x53019,
56 };
57
58 #define B53_N_PORTS 9
59 #define B53_N_PORTS_25 6
60
61 struct b53_vlan {
62 unsigned int members:B53_N_PORTS;
63 unsigned int untag:B53_N_PORTS;
64 };
65
66 struct b53_port {
67 unsigned int pvid:12;
68 };
69
70 struct b53_device {
71 struct switch_dev sw_dev;
72 struct b53_platform_data *pdata;
73
74 struct mutex reg_mutex;
75 const struct b53_io_ops *ops;
76
77 /* chip specific data */
78 u32 chip_id;
79 u8 core_rev;
80 u8 vta_regs[3];
81 u8 duplex_reg;
82 u8 jumbo_pm_reg;
83 u8 jumbo_size_reg;
84 int reset_gpio;
85
86 /* used ports mask */
87 u16 enabled_ports;
88
89 /* connect specific data */
90 u8 current_page;
91 struct device *dev;
92 void *priv;
93
94 /* run time configuration */
95 unsigned enable_vlan:1;
96 unsigned enable_jumbo:1;
97 unsigned allow_vid_4095:1;
98
99 struct b53_port *ports;
100 struct b53_vlan *vlans;
101
102 char *buf;
103 };
104
105 #define b53_for_each_port(dev, i) \
106 for (i = 0; i < B53_N_PORTS; i++) \
107 if (dev->enabled_ports & BIT(i))
108
109
110
111 static inline int is5325(struct b53_device *dev)
112 {
113 return dev->chip_id == BCM5325_DEVICE_ID;
114 }
115
116 static inline int is5365(struct b53_device *dev)
117 {
118 #ifdef CONFIG_BCM47XX
119 return dev->chip_id == BCM5365_DEVICE_ID;
120 #else
121 return 0;
122 #endif
123 }
124
125 static inline int is5397_98(struct b53_device *dev)
126 {
127 return dev->chip_id == BCM5397_DEVICE_ID ||
128 dev->chip_id == BCM5398_DEVICE_ID;
129 }
130
131 static inline int is539x(struct b53_device *dev)
132 {
133 return dev->chip_id == BCM5395_DEVICE_ID ||
134 dev->chip_id == BCM5397_DEVICE_ID ||
135 dev->chip_id == BCM5398_DEVICE_ID;
136 }
137
138 static inline int is531x5(struct b53_device *dev)
139 {
140 return dev->chip_id == BCM53115_DEVICE_ID ||
141 dev->chip_id == BCM53125_DEVICE_ID ||
142 dev->chip_id == BCM53128_DEVICE_ID;
143 }
144
145 static inline int is63xx(struct b53_device *dev)
146 {
147 #ifdef CONFIG_BCM63XX
148 return dev->chip_id == BCM63XX_DEVICE_ID;
149 #else
150 return 0;
151 #endif
152 }
153
154 static inline int is5301x(struct b53_device *dev)
155 {
156 return dev->chip_id == BCM53010_DEVICE_ID ||
157 dev->chip_id == BCM53011_DEVICE_ID ||
158 dev->chip_id == BCM53012_DEVICE_ID ||
159 dev->chip_id == BCM53018_DEVICE_ID ||
160 dev->chip_id == BCM53019_DEVICE_ID;
161 }
162
163 #define B53_CPU_PORT_25 5
164 #define B53_CPU_PORT 8
165
166 static inline int is_cpu_port(struct b53_device *dev, int port)
167 {
168 return dev->sw_dev.cpu_port == port;
169 }
170
171 static inline struct b53_device *sw_to_b53(struct switch_dev *sw)
172 {
173 return container_of(sw, struct b53_device, sw_dev);
174 }
175
176 struct b53_device *b53_switch_alloc(struct device *base, struct b53_io_ops *ops,
177 void *priv);
178
179 int b53_switch_detect(struct b53_device *dev);
180
181 int b53_switch_register(struct b53_device *dev);
182
183 static inline void b53_switch_remove(struct b53_device *dev)
184 {
185 unregister_switch(&dev->sw_dev);
186 }
187
188 static inline int b53_read8(struct b53_device *dev, u8 page, u8 reg, u8 *val)
189 {
190 int ret;
191
192 mutex_lock(&dev->reg_mutex);
193 ret = dev->ops->read8(dev, page, reg, val);
194 mutex_unlock(&dev->reg_mutex);
195
196 return ret;
197 }
198
199 static inline int b53_read16(struct b53_device *dev, u8 page, u8 reg, u16 *val)
200 {
201 int ret;
202
203 mutex_lock(&dev->reg_mutex);
204 ret = dev->ops->read16(dev, page, reg, val);
205 mutex_unlock(&dev->reg_mutex);
206
207 return ret;
208 }
209
210 static inline int b53_read32(struct b53_device *dev, u8 page, u8 reg, u32 *val)
211 {
212 int ret;
213
214 mutex_lock(&dev->reg_mutex);
215 ret = dev->ops->read32(dev, page, reg, val);
216 mutex_unlock(&dev->reg_mutex);
217
218 return ret;
219 }
220
221 static inline int b53_read48(struct b53_device *dev, u8 page, u8 reg, u64 *val)
222 {
223 int ret;
224
225 mutex_lock(&dev->reg_mutex);
226 ret = dev->ops->read48(dev, page, reg, val);
227 mutex_unlock(&dev->reg_mutex);
228
229 return ret;
230 }
231
232 static inline int b53_read64(struct b53_device *dev, u8 page, u8 reg, u64 *val)
233 {
234 int ret;
235
236 mutex_lock(&dev->reg_mutex);
237 ret = dev->ops->read64(dev, page, reg, val);
238 mutex_unlock(&dev->reg_mutex);
239
240 return ret;
241 }
242
243 static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value)
244 {
245 int ret;
246
247 mutex_lock(&dev->reg_mutex);
248 ret = dev->ops->write8(dev, page, reg, value);
249 mutex_unlock(&dev->reg_mutex);
250
251 return ret;
252 }
253
254 static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg,
255 u16 value)
256 {
257 int ret;
258
259 mutex_lock(&dev->reg_mutex);
260 ret = dev->ops->write16(dev, page, reg, value);
261 mutex_unlock(&dev->reg_mutex);
262
263 return ret;
264 }
265
266 static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg,
267 u32 value)
268 {
269 int ret;
270
271 mutex_lock(&dev->reg_mutex);
272 ret = dev->ops->write32(dev, page, reg, value);
273 mutex_unlock(&dev->reg_mutex);
274
275 return ret;
276 }
277
278 static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg,
279 u64 value)
280 {
281 int ret;
282
283 mutex_lock(&dev->reg_mutex);
284 ret = dev->ops->write48(dev, page, reg, value);
285 mutex_unlock(&dev->reg_mutex);
286
287 return ret;
288 }
289
290 static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg,
291 u64 value)
292 {
293 int ret;
294
295 mutex_lock(&dev->reg_mutex);
296 ret = dev->ops->write64(dev, page, reg, value);
297 mutex_unlock(&dev->reg_mutex);
298
299 return ret;
300 }
301
302 #ifdef CONFIG_BCM47XX
303
304 #include <linux/version.h>
305 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0))
306 #include <linux/bcm47xx_nvram.h>
307 #else
308 #include <bcm47xx_nvram.h>
309 #endif
310 #include <bcm47xx_board.h>
311 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
312 {
313 enum bcm47xx_board board = bcm47xx_board_get();
314
315 switch (board) {
316 case BCM47XX_BOARD_LINKSYS_WRT300NV11:
317 case BCM47XX_BOARD_LINKSYS_WRT310NV1:
318 return 8;
319 default:
320 return bcm47xx_nvram_gpio_pin("robo_reset");
321 }
322 }
323 #else
324 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
325 {
326 return -ENOENT;
327 }
328 #endif
329 #endif