Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef LINUX_BCMA_H_
2#define LINUX_BCMA_H_
3
4#include <linux/pci.h>
5#include <linux/mod_devicetable.h>
6
7#include <linux/bcma/bcma_driver_chipcommon.h>
8#include <linux/bcma/bcma_driver_pci.h>
9#include <linux/ssb/ssb.h> /* SPROM sharing */
10
11#include "bcma_regs.h"
12
13struct bcma_device;
14struct bcma_bus;
15
16enum bcma_hosttype {
17 BCMA_HOSTTYPE_NONE,
18 BCMA_HOSTTYPE_PCI,
19 BCMA_HOSTTYPE_SDIO,
20};
21
22struct bcma_chipinfo {
23 u16 id;
24 u8 rev;
25 u8 pkg;
26};
27
28enum bcma_clkmode {
29 BCMA_CLKMODE_FAST,
30 BCMA_CLKMODE_DYNAMIC,
31};
32
33struct bcma_host_ops {
34 u8 (*read8)(struct bcma_device *core, u16 offset);
35 u16 (*read16)(struct bcma_device *core, u16 offset);
36 u32 (*read32)(struct bcma_device *core, u16 offset);
37 void (*write8)(struct bcma_device *core, u16 offset, u8 value);
38 void (*write16)(struct bcma_device *core, u16 offset, u16 value);
39 void (*write32)(struct bcma_device *core, u16 offset, u32 value);
40#ifdef CONFIG_BCMA_BLOCKIO
41 void (*block_read)(struct bcma_device *core, void *buffer,
42 size_t count, u16 offset, u8 reg_width);
43 void (*block_write)(struct bcma_device *core, const void *buffer,
44 size_t count, u16 offset, u8 reg_width);
45#endif
46 /* Agent ops */
47 u32 (*aread32)(struct bcma_device *core, u16 offset);
48 void (*awrite32)(struct bcma_device *core, u16 offset, u32 value);
49};
50
51/* Core manufacturers */
52#define BCMA_MANUF_ARM 0x43B
53#define BCMA_MANUF_MIPS 0x4A7
54#define BCMA_MANUF_BCM 0x4BF
55
56/* Core class values. */
57#define BCMA_CL_SIM 0x0
58#define BCMA_CL_EROM 0x1
59#define BCMA_CL_CORESIGHT 0x9
60#define BCMA_CL_VERIF 0xB
61#define BCMA_CL_OPTIMO 0xD
62#define BCMA_CL_GEN 0xE
63#define BCMA_CL_PRIMECELL 0xF
64
65/* Core-ID values. */
66#define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */
67#define BCMA_CORE_INVALID 0x700
68#define BCMA_CORE_CHIPCOMMON 0x800
69#define BCMA_CORE_ILINE20 0x801
70#define BCMA_CORE_SRAM 0x802
71#define BCMA_CORE_SDRAM 0x803
72#define BCMA_CORE_PCI 0x804
73#define BCMA_CORE_MIPS 0x805
74#define BCMA_CORE_ETHERNET 0x806
75#define BCMA_CORE_V90 0x807
76#define BCMA_CORE_USB11_HOSTDEV 0x808
77#define BCMA_CORE_ADSL 0x809
78#define BCMA_CORE_ILINE100 0x80A
79#define BCMA_CORE_IPSEC 0x80B
80#define BCMA_CORE_UTOPIA 0x80C
81#define BCMA_CORE_PCMCIA 0x80D
82#define BCMA_CORE_INTERNAL_MEM 0x80E
83#define BCMA_CORE_MEMC_SDRAM 0x80F
84#define BCMA_CORE_OFDM 0x810
85#define BCMA_CORE_EXTIF 0x811
86#define BCMA_CORE_80211 0x812
87#define BCMA_CORE_PHY_A 0x813
88#define BCMA_CORE_PHY_B 0x814
89#define BCMA_CORE_PHY_G 0x815
90#define BCMA_CORE_MIPS_3302 0x816
91#define BCMA_CORE_USB11_HOST 0x817
92#define BCMA_CORE_USB11_DEV 0x818
93#define BCMA_CORE_USB20_HOST 0x819
94#define BCMA_CORE_USB20_DEV 0x81A
95#define BCMA_CORE_SDIO_HOST 0x81B
96#define BCMA_CORE_ROBOSWITCH 0x81C
97#define BCMA_CORE_PARA_ATA 0x81D
98#define BCMA_CORE_SATA_XORDMA 0x81E
99#define BCMA_CORE_ETHERNET_GBIT 0x81F
100#define BCMA_CORE_PCIE 0x820
101#define BCMA_CORE_PHY_N 0x821
102#define BCMA_CORE_SRAM_CTL 0x822
103#define BCMA_CORE_MINI_MACPHY 0x823
104#define BCMA_CORE_ARM_1176 0x824
105#define BCMA_CORE_ARM_7TDMI 0x825
106#define BCMA_CORE_PHY_LP 0x826
107#define BCMA_CORE_PMU 0x827
108#define BCMA_CORE_PHY_SSN 0x828
109#define BCMA_CORE_SDIO_DEV 0x829
110#define BCMA_CORE_ARM_CM3 0x82A
111#define BCMA_CORE_PHY_HT 0x82B
112#define BCMA_CORE_MIPS_74K 0x82C
113#define BCMA_CORE_MAC_GBIT 0x82D
114#define BCMA_CORE_DDR12_MEM_CTL 0x82E
115#define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */
116#define BCMA_CORE_OCP_OCP_BRIDGE 0x830
117#define BCMA_CORE_SHARED_COMMON 0x831
118#define BCMA_CORE_OCP_AHB_BRIDGE 0x832
119#define BCMA_CORE_SPI_HOST 0x833
120#define BCMA_CORE_I2S 0x834
121#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */
122#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */
123#define BCMA_CORE_DEFAULT 0xFFF
124
125#define BCMA_MAX_NR_CORES 16
126
127struct bcma_device {
128 struct bcma_bus *bus;
129 struct bcma_device_id id;
130
131 struct device dev;
132 struct device *dma_dev;
133 unsigned int irq;
134 bool dev_registered;
135
136 u8 core_index;
137
138 u32 addr;
139 u32 wrap;
140
141 void *drvdata;
142 struct list_head list;
143};
144
145static inline void *bcma_get_drvdata(struct bcma_device *core)
146{
147 return core->drvdata;
148}
149static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata)
150{
151 core->drvdata = drvdata;
152}
153
154struct bcma_driver {
155 const char *name;
156 const struct bcma_device_id *id_table;
157
158 int (*probe)(struct bcma_device *dev);
159 void (*remove)(struct bcma_device *dev);
160 int (*suspend)(struct bcma_device *dev, pm_message_t state);
161 int (*resume)(struct bcma_device *dev);
162 void (*shutdown)(struct bcma_device *dev);
163
164 struct device_driver drv;
165};
166extern
167int __bcma_driver_register(struct bcma_driver *drv, struct module *owner);
168static inline int bcma_driver_register(struct bcma_driver *drv)
169{
170 return __bcma_driver_register(drv, THIS_MODULE);
171}
172extern void bcma_driver_unregister(struct bcma_driver *drv);
173
174struct bcma_bus {
175 /* The MMIO area. */
176 void __iomem *mmio;
177
178 const struct bcma_host_ops *ops;
179
180 enum bcma_hosttype hosttype;
181 union {
182 /* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */
183 struct pci_dev *host_pci;
184 /* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */
185 struct sdio_func *host_sdio;
186 };
187
188 struct bcma_chipinfo chipinfo;
189
190 struct bcma_device *mapped_core;
191 struct list_head cores;
192 u8 nr_cores;
193
194 struct bcma_drv_cc drv_cc;
195 struct bcma_drv_pci drv_pci;
196
197 /* We decided to share SPROM struct with SSB as long as we do not need
198 * any hacks for BCMA. This simplifies drivers code. */
199 struct ssb_sprom sprom;
200};
201
202extern inline u32 bcma_read8(struct bcma_device *core, u16 offset)
203{
204 return core->bus->ops->read8(core, offset);
205}
206extern inline u32 bcma_read16(struct bcma_device *core, u16 offset)
207{
208 return core->bus->ops->read16(core, offset);
209}
210extern inline u32 bcma_read32(struct bcma_device *core, u16 offset)
211{
212 return core->bus->ops->read32(core, offset);
213}
214extern inline
215void bcma_write8(struct bcma_device *core, u16 offset, u32 value)
216{
217 core->bus->ops->write8(core, offset, value);
218}
219extern inline
220void bcma_write16(struct bcma_device *core, u16 offset, u32 value)
221{
222 core->bus->ops->write16(core, offset, value);
223}
224extern inline
225void bcma_write32(struct bcma_device *core, u16 offset, u32 value)
226{
227 core->bus->ops->write32(core, offset, value);
228}
229#ifdef CONFIG_BCMA_BLOCKIO
230extern inline void bcma_block_read(struct bcma_device *core, void *buffer,
231 size_t count, u16 offset, u8 reg_width)
232{
233 core->bus->ops->block_read(core, buffer, count, offset, reg_width);
234}
235extern inline void bcma_block_write(struct bcma_device *core, const void *buffer,
236 size_t count, u16 offset, u8 reg_width)
237{
238 core->bus->ops->block_write(core, buffer, count, offset, reg_width);
239}
240#endif
241extern inline u32 bcma_aread32(struct bcma_device *core, u16 offset)
242{
243 return core->bus->ops->aread32(core, offset);
244}
245extern inline
246void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value)
247{
248 core->bus->ops->awrite32(core, offset, value);
249}
250
251#define bcma_mask32(cc, offset, mask) \
252 bcma_write32(cc, offset, bcma_read32(cc, offset) & (mask))
253#define bcma_set32(cc, offset, set) \
254 bcma_write32(cc, offset, bcma_read32(cc, offset) | (set))
255#define bcma_maskset32(cc, offset, mask, set) \
256 bcma_write32(cc, offset, (bcma_read32(cc, offset) & (mask)) | (set))
257
258extern bool bcma_core_is_enabled(struct bcma_device *core);
259extern void bcma_core_disable(struct bcma_device *core, u32 flags);
260extern int bcma_core_enable(struct bcma_device *core, u32 flags);
261extern void bcma_core_set_clockmode(struct bcma_device *core,
262 enum bcma_clkmode clkmode);
263extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status,
264 bool on);
265#define BCMA_DMA_TRANSLATION_MASK 0xC0000000
266#define BCMA_DMA_TRANSLATION_NONE 0x00000000
267#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */
268#define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */
269extern u32 bcma_core_dma_translation(struct bcma_device *core);
270
271#endif /* LINUX_BCMA_H_ */