summaryrefslogtreecommitdiffstats
path: root/include/linux/bcma/bcma.h
blob: 1954a4e305a3b8e982bd94a8bd0461a1c5f9f289 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
#ifndef LINUX_BCMA_H_
#define LINUX_BCMA_H_

#include <linux/pci.h>
#include <linux/mod_devicetable.h>

#include <linux/bcma/bcma_driver_chipcommon.h>
#include <linux/bcma/bcma_driver_pci.h>
#include <linux/bcma/bcma_driver_mips.h>
#include <linux/bcma/bcma_driver_gmac_cmn.h>
#include <linux/ssb/ssb.h> /* SPROM sharing */

#include "bcma_regs.h"

struct bcma_device;
struct bcma_bus;

enum bcma_hosttype {
	BCMA_HOSTTYPE_PCI,
	BCMA_HOSTTYPE_SDIO,
	BCMA_HOSTTYPE_SOC,
};

struct bcma_chipinfo {
	u16 id;
	u8 rev;
	u8 pkg;
};

struct bcma_boardinfo {
	u16 vendor;
	u16 type;
};

enum bcma_clkmode {
	BCMA_CLKMODE_FAST,
	BCMA_CLKMODE_DYNAMIC,
};

struct bcma_host_ops {
	u8 (*read8)(struct bcma_device *core, u16 offset);
	u16 (*read16)(struct bcma_device *core, u16 offset);
	u32 (*read32)(struct bcma_device *core, u16 offset);
	void (*write8)(struct bcma_device *core, u16 offset, u8 value);
	void (*write16)(struct bcma_device *core, u16 offset, u16 value);
	void (*write32)(struct bcma_device *core, u16 offset, u32 value);
#ifdef CONFIG_BCMA_BLOCKIO
	void (*block_read)(struct bcma_device *core, void *buffer,
			   size_t count, u16 offset, u8 reg_width);
	void (*block_write)(struct bcma_device *core, const void *buffer,
			    size_t count, u16 offset, u8 reg_width);
#endif
	/* Agent ops */
	u32 (*aread32)(struct bcma_device *core, u16 offset);
	void (*awrite32)(struct bcma_device *core, u16 offset, u32 value);
};

/* Core manufacturers */
#define BCMA_MANUF_ARM			0x43B
#define BCMA_MANUF_MIPS			0x4A7
#define BCMA_MANUF_BCM			0x4BF

/* Core class values. */
#define BCMA_CL_SIM			0x0
#define BCMA_CL_EROM			0x1
#define BCMA_CL_CORESIGHT		0x9
#define BCMA_CL_VERIF			0xB
#define BCMA_CL_OPTIMO			0xD
#define BCMA_CL_GEN			0xE
#define BCMA_CL_PRIMECELL		0xF

/* Core-ID values. */
#define BCMA_CORE_OOB_ROUTER		0x367	/* Out of band */
#define BCMA_CORE_4706_CHIPCOMMON	0x500
#define BCMA_CORE_4706_SOC_RAM		0x50E
#define BCMA_CORE_4706_MAC_GBIT		0x52D
#define BCMA_CORE_AMEMC			0x52E	/* DDR1/2 memory controller core */
#define BCMA_CORE_ALTA			0x534	/* I2S core */
#define BCMA_CORE_4706_MAC_GBIT_COMMON	0x5DC
#define BCMA_CORE_DDR23_PHY		0x5DD
#define BCMA_CORE_INVALID		0x700
#define BCMA_CORE_CHIPCOMMON		0x800
#define BCMA_CORE_ILINE20		0x801
#define BCMA_CORE_SRAM			0x802
#define BCMA_CORE_SDRAM			0x803
#define BCMA_CORE_PCI			0x804
#define BCMA_CORE_MIPS			0x805
#define BCMA_CORE_ETHERNET		0x806
#define BCMA_CORE_V90			0x807
#define BCMA_CORE_USB11_HOSTDEV		0x808
#define BCMA_CORE_ADSL			0x809
#define BCMA_CORE_ILINE100		0x80A
#define BCMA_CORE_IPSEC			0x80B
#define BCMA_CORE_UTOPIA		0x80C
#define BCMA_CORE_PCMCIA		0x80D
#define BCMA_CORE_INTERNAL_MEM		0x80E
#define BCMA_CORE_MEMC_SDRAM		0x80F
#define BCMA_CORE_OFDM			0x810
#define BCMA_CORE_EXTIF			0x811
#define BCMA_CORE_80211			0x812
#define BCMA_CORE_PHY_A			0x813
#define BCMA_CORE_PHY_B			0x814
#define BCMA_CORE_PHY_G			0x815
#define BCMA_CORE_MIPS_3302		0x816
#define BCMA_CORE_USB11_HOST		0x817
#define BCMA_CORE_USB11_DEV		0x818
#define BCMA_CORE_USB20_HOST		0x819
#define BCMA_CORE_USB20_DEV		0x81A
#define BCMA_CORE_SDIO_HOST		0x81B
#define BCMA_CORE_ROBOSWITCH		0x81C
#define BCMA_CORE_PARA_ATA		0x81D
#define BCMA_CORE_SATA_XORDMA		0x81E
#define BCMA_CORE_ETHERNET_GBIT		0x81F
#define BCMA_CORE_PCIE			0x820
#define BCMA_CORE_PHY_N			0x821
#define BCMA_CORE_SRAM_CTL		0x822
#define BCMA_CORE_MINI_MACPHY		0x823
#define BCMA_CORE_ARM_1176		0x824
#define BCMA_CORE_ARM_7TDMI		0x825
#define BCMA_CORE_PHY_LP		0x826
#define BCMA_CORE_PMU			0x827
#define BCMA_CORE_PHY_SSN		0x828
#define BCMA_CORE_SDIO_DEV		0x829
#define BCMA_CORE_ARM_CM3		0x82A
#define BCMA_CORE_PHY_HT		0x82B
#define BCMA_CORE_MIPS_74K		0x82C
#define BCMA_CORE_MAC_GBIT		0x82D
#define BCMA_CORE_DDR12_MEM_CTL		0x82E
#define BCMA_CORE_PCIE_RC		0x82F	/* PCIe Root Complex */
#define BCMA_CORE_OCP_OCP_BRIDGE	0x830
#define BCMA_CORE_SHARED_COMMON		0x831
#define BCMA_CORE_OCP_AHB_BRIDGE	0x832
#define BCMA_CORE_SPI_HOST		0x833
#define BCMA_CORE_I2S			0x834
#define BCMA_CORE_SDR_DDR1_MEM_CTL	0x835	/* SDR/DDR1 memory controller core */
#define BCMA_CORE_SHIM			0x837	/* SHIM component in ubus/6362 */
#define BCMA_CORE_DEFAULT		0xFFF

#define BCMA_MAX_NR_CORES		16

/* Chip IDs of PCIe devices */
#define BCMA_CHIP_ID_BCM4313	0x4313
#define BCMA_CHIP_ID_BCM43224	43224
#define  BCMA_PKG_ID_BCM43224_FAB_CSM	0x8
#define  BCMA_PKG_ID_BCM43224_FAB_SMIC	0xa
#define BCMA_CHIP_ID_BCM43225	43225
#define BCMA_CHIP_ID_BCM43227	43227
#define BCMA_CHIP_ID_BCM43228	43228
#define BCMA_CHIP_ID_BCM43421	43421
#define BCMA_CHIP_ID_BCM43428	43428
#define BCMA_CHIP_ID_BCM43431	43431
#define BCMA_CHIP_ID_BCM43460	43460
#define BCMA_CHIP_ID_BCM4331	0x4331
#define BCMA_CHIP_ID_BCM6362	0x6362
#define BCMA_CHIP_ID_BCM4360	0x4360
#define BCMA_CHIP_ID_BCM4352	0x4352

/* Chip IDs of SoCs */
#define BCMA_CHIP_ID_BCM4706	0x5300
#define BCMA_CHIP_ID_BCM4716	0x4716
#define  BCMA_PKG_ID_BCM4716	8
#define  BCMA_PKG_ID_BCM4717	9
#define  BCMA_PKG_ID_BCM4718	10
#define BCMA_CHIP_ID_BCM47162	47162
#define BCMA_CHIP_ID_BCM4748	0x4748
#define BCMA_CHIP_ID_BCM4749	0x4749
#define BCMA_CHIP_ID_BCM5356	0x5356
#define BCMA_CHIP_ID_BCM5357	0x5357
#define BCMA_CHIP_ID_BCM53572	53572

struct bcma_device {
	struct bcma_bus *bus;
	struct bcma_device_id id;

	struct device dev;
	struct device *dma_dev;

	unsigned int irq;
	bool dev_registered;

	u8 core_index;
	u8 core_unit;

	u32 addr;
	u32 addr1;
	u32 wrap;

	void __iomem *io_addr;
	void __iomem *io_wrap;

	void *drvdata;
	struct list_head list;
};

static inline void *bcma_get_drvdata(struct bcma_device *core)
{
	return core->drvdata;
}
static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata)
{
	core->drvdata = drvdata;
}

struct bcma_driver {
	const char *name;
	const struct bcma_device_id *id_table;

	int (*probe)(struct bcma_device *dev);
	void (*remove)(struct bcma_device *dev);
	int (*suspend)(struct bcma_device *dev);
	int (*resume)(struct bcma_device *dev);
	void (*shutdown)(struct bcma_device *dev);

	struct device_driver drv;
};
extern
int __bcma_driver_register(struct bcma_driver *drv, struct module *owner);
#define bcma_driver_register(drv) \
	__bcma_driver_register(drv, THIS_MODULE)

extern void bcma_driver_unregister(struct bcma_driver *drv);

/* Set a fallback SPROM.
 * See kdoc at the function definition for complete documentation. */
extern int bcma_arch_register_fallback_sprom(
		int (*sprom_callback)(struct bcma_bus *bus,
		struct ssb_sprom *out));

struct bcma_bus {
	/* The MMIO area. */
	void __iomem *mmio;

	const struct bcma_host_ops *ops;

	enum bcma_hosttype hosttype;
	union {
		/* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */
		struct pci_dev *host_pci;
		/* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */
		struct sdio_func *host_sdio;
	};

	struct bcma_chipinfo chipinfo;

	struct bcma_boardinfo boardinfo;

	struct bcma_device *mapped_core;
	struct list_head cores;
	u8 nr_cores;
	u8 init_done:1;
	u8 num;

	struct bcma_drv_cc drv_cc;
	struct bcma_drv_pci drv_pci;
	struct bcma_drv_mips drv_mips;
	struct bcma_drv_gmac_cmn drv_gmac_cmn;

	/* We decided to share SPROM struct with SSB as long as we do not need
	 * any hacks for BCMA. This simplifies drivers code. */
	struct ssb_sprom sprom;
};

static inline u32 bcma_read8(struct bcma_device *core, u16 offset)
{
	return core->bus->ops->read8(core, offset);
}
static inline u32 bcma_read16(struct bcma_device *core, u16 offset)
{
	return core->bus->ops->read16(core, offset);
}
static inline u32 bcma_read32(struct bcma_device *core, u16 offset)
{
	return core->bus->ops->read32(core, offset);
}
static inline
void bcma_write8(struct bcma_device *core, u16 offset, u32 value)
{
	core->bus->ops->write8(core, offset, value);
}
static inline
void bcma_write16(struct bcma_device *core, u16 offset, u32 value)
{
	core->bus->ops->write16(core, offset, value);
}
static inline
void bcma_write32(struct bcma_device *core, u16 offset, u32 value)
{
	core->bus->ops->write32(core, offset, value);
}
#ifdef CONFIG_BCMA_BLOCKIO
static inline void bcma_block_read(struct bcma_device *core, void *buffer,
				   size_t count, u16 offset, u8 reg_width)
{
	core->bus->ops->block_read(core, buffer, count, offset, reg_width);
}
static inline void bcma_block_write(struct bcma_device *core,
				    const void *buffer, size_t count,
				    u16 offset, u8 reg_width)
{
	core->bus->ops->block_write(core, buffer, count, offset, reg_width);
}
#endif
static inline u32 bcma_aread32(struct bcma_device *core, u16 offset)
{
	return core->bus->ops->aread32(core, offset);
}
static inline
void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value)
{
	core->bus->ops->awrite32(core, offset, value);
}

static inline void bcma_mask32(struct bcma_device *cc, u16 offset, u32 mask)
{
	bcma_write32(cc, offset, bcma_read32(cc, offset) & mask);
}
static inline void bcma_set32(struct bcma_device *cc, u16 offset, u32 set)
{
	bcma_write32(cc, offset, bcma_read32(cc, offset) | set);
}
static inline void bcma_maskset32(struct bcma_device *cc,
				  u16 offset, u32 mask, u32 set)
{
	bcma_write32(cc, offset, (bcma_read32(cc, offset) & mask) | set);
}
static inline void bcma_mask16(struct bcma_device *cc, u16 offset, u16 mask)
{
	bcma_write16(cc, offset, bcma_read16(cc, offset) & mask);
}
static inline void bcma_set16(struct bcma_device *cc, u16 offset, u16 set)
{
	bcma_write16(cc, offset, bcma_read16(cc, offset) | set);
}
static inline void bcma_maskset16(struct bcma_device *cc,
				  u16 offset, u16 mask, u16 set)
{
	bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set);
}

extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid);
extern bool bcma_core_is_enabled(struct bcma_device *core);
extern void bcma_core_disable(struct bcma_device *core, u32 flags);
extern int bcma_core_enable(struct bcma_device *core, u32 flags);
extern void bcma_core_set_clockmode(struct bcma_device *core,
				    enum bcma_clkmode clkmode);
extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status,
			      bool on);
#define BCMA_DMA_TRANSLATION_MASK	0xC0000000
#define  BCMA_DMA_TRANSLATION_NONE	0x00000000
#define  BCMA_DMA_TRANSLATION_DMA32_CMT	0x40000000 /* Client Mode Translation for 32-bit DMA */
#define  BCMA_DMA_TRANSLATION_DMA64_CMT	0x80000000 /* Client Mode Translation for 64-bit DMA */
extern u32 bcma_core_dma_translation(struct bcma_device *core);

#endif /* LINUX_BCMA_H_ */