4 #include <linux/device.h>
5 #include <linux/list.h>
6 #include <linux/types.h>
7 #include <linux/spinlock.h>
9 #include <linux/mod_devicetable.h>
11 #include <linux/ssb/ssb_regs.h>
20 u16 pci_spid; /* Subsystem Product ID for PCI */
21 u16 pci_svid; /* Subsystem Vendor ID for PCI */
22 u16 pci_pid; /* Product ID for PCI */
23 u8 il0mac[6]; /* MAC address for 802.11b/g */
24 u8 et0mac[6]; /* MAC address for Ethernet */
25 u8 et1mac[6]; /* MAC address for 802.11a */
26 u8 et0phyaddr:5; /* MII address for enet0 */
27 u8 et1phyaddr:5; /* MII address for enet1 */
28 u8 et0mdcport:1; /* MDIO for enet0 */
29 u8 et1mdcport:1; /* MDIO for enet1 */
30 u8 board_rev; /* Board revision */
31 u8 country_code:4; /* Country Code */
32 u8 antenna_a:2; /* Antenna 0/1 available for A-PHY */
33 u8 antenna_bg:2; /* Antenna 0/1 available for B-PHY and G-PHY */
40 u8 gpio0; /* GPIO pin 0 */
41 u8 gpio1; /* GPIO pin 1 */
42 u8 gpio2; /* GPIO pin 2 */
43 u8 gpio3; /* GPIO pin 3 */
44 u16 maxpwr_a; /* A-PHY Power Amplifier Max Power (in dBm Q5.2) */
45 u16 maxpwr_bg; /* B/G-PHY Power Amplifier Max Power (in dBm Q5.2) */
46 u8 itssi_a; /* Idle TSSI Target for A-PHY */
47 u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */
48 u16 boardflags_lo; /* Boardflags (low 16 bits) */
49 u8 antenna_gain_a; /* A-PHY Antenna gain (in dBm Q5.2) */
50 u8 antenna_gain_bg; /* B/G-PHY Antenna gain (in dBm Q5.2) */
51 u8 oem[8]; /* OEM string (rev 1 only) */
55 u16 boardflags_hi; /* Boardflags (high 16 bits) */
56 u8 maxpwr_a_lo; /* A-PHY Max Power Low */
57 u8 maxpwr_a_hi; /* A-PHY Max Power High */
58 u16 pa1lob0; /* A-PHY PA Low Settings */
59 u16 pa1lob1; /* A-PHY PA Low Settings */
60 u16 pa1lob2; /* A-PHY PA Low Settings */
61 u16 pa1hib0; /* A-PHY PA High Settings */
62 u16 pa1hib1; /* A-PHY PA High Settings */
63 u16 pa1hib2; /* A-PHY PA High Settings */
64 u8 ofdm_pwr_off; /* OFDM Power Offset from CCK Level */
65 u8 country_str[2]; /* Two char Country Code */
69 u32 ofdmapo; /* A-PHY OFDM Mid Power Offset */
70 u32 ofdmalpo; /* A-PHY OFDM Low Power Offset */
71 u32 ofdmahpo; /* A-PHY OFDM High Power Offset */
72 u8 gpioldc_on_cnt; /* GPIO LED Powersave Duty Cycle ON count */
73 u8 gpioldc_off_cnt; /* GPIO LED Powersave Duty Cycle OFF count */
74 u8 cckpo_1M:4; /* CCK Power Offset for Rate 1M */
75 u8 cckpo_2M:4; /* CCK Power Offset for Rate 2M */
76 u8 cckpo_55M:4; /* CCK Power Offset for Rate 5.5M */
77 u8 cckpo_11M:4; /* CCK Power Offset for Rate 11M */
78 u32 ofdmgpo; /* G-PHY OFDM Power Offset */
83 u8 temp_fill[2 * sizeof(struct ssb_sprom_r1)];
84 u8 il0mac[6]; /* MAC address for 802.11b/g */
85 u8 et0mac[6]; /* MAC address for Ethernet */
86 u8 et1mac[6]; /* MAC address for 802.11a */
87 u8 et0phyaddr; /* MII address for enet0 */
88 u8 et1phyaddr; /* MII address for enet1 */
89 u8 country_code; /* Country Code */
96 u8 gpio0; /* GPIO pin 0 */
97 u8 gpio1; /* GPIO pin 1 */
98 u8 gpio2; /* GPIO pin 2 */
99 u8 gpio3; /* GPIO pin 3 */
100 u16 maxpwr_a; /* A-PHY Amplifier Max Power (in dBm Q5.2) */
101 u16 maxpwr_bg; /* B/G-PHY Amplifier Max Power (in dBm Q5.2) */
102 u8 itssi_a; /* Idle TSSI Target for A-PHY */
103 u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */
104 u16 boardflags_lo; /* Boardflags (low 16 bits) */
105 u8 antenna_gain_a; /* A-PHY Antenna gain (in dBm Q5.2) */
106 u8 antenna_gain_bg; /* B/G-PHY Antenna gain (in dBm Q5.2) */
108 /* TODO - add any parameters needed from rev 2, 3, or 4 SPROMs */
109 /* The valid r# fields are selected by the "revision".
110 * Revision 3 and lower inherit from lower revisions.
114 struct ssb_sprom_r1 r1;
115 struct ssb_sprom_r2 r2;
116 struct ssb_sprom_r3 r3;
121 /* Information about the PCB the circuitry is soldered on. */
122 struct ssb_boardinfo {
130 /* Lowlevel read/write operations on the device MMIO.
131 * Internal, don't use that outside of ssb. */
133 u16 (*read16)(struct ssb_device *dev, u16 offset);
134 u32 (*read32)(struct ssb_device *dev, u16 offset);
135 void (*write16)(struct ssb_device *dev, u16 offset, u16 value);
136 void (*write32)(struct ssb_device *dev, u16 offset, u32 value);
140 /* Core-ID values. */
141 #define SSB_DEV_CHIPCOMMON 0x800
142 #define SSB_DEV_ILINE20 0x801
143 #define SSB_DEV_SDRAM 0x803
144 #define SSB_DEV_PCI 0x804
145 #define SSB_DEV_MIPS 0x805
146 #define SSB_DEV_ETHERNET 0x806
147 #define SSB_DEV_V90 0x807
148 #define SSB_DEV_USB11_HOSTDEV 0x808
149 #define SSB_DEV_ADSL 0x809
150 #define SSB_DEV_ILINE100 0x80A
151 #define SSB_DEV_IPSEC 0x80B
152 #define SSB_DEV_PCMCIA 0x80D
153 #define SSB_DEV_INTERNAL_MEM 0x80E
154 #define SSB_DEV_MEMC_SDRAM 0x80F
155 #define SSB_DEV_EXTIF 0x811
156 #define SSB_DEV_80211 0x812
157 #define SSB_DEV_MIPS_3302 0x816
158 #define SSB_DEV_USB11_HOST 0x817
159 #define SSB_DEV_USB11_DEV 0x818
160 #define SSB_DEV_USB20_HOST 0x819
161 #define SSB_DEV_USB20_DEV 0x81A
162 #define SSB_DEV_SDIO_HOST 0x81B
163 #define SSB_DEV_ROBOSWITCH 0x81C
164 #define SSB_DEV_PARA_ATA 0x81D
165 #define SSB_DEV_SATA_XORDMA 0x81E
166 #define SSB_DEV_ETHERNET_GBIT 0x81F
167 #define SSB_DEV_PCIE 0x820
168 #define SSB_DEV_MIMO_PHY 0x821
169 #define SSB_DEV_SRAM_CTRLR 0x822
170 #define SSB_DEV_MINI_MACPHY 0x823
171 #define SSB_DEV_ARM_1176 0x824
172 #define SSB_DEV_ARM_7TDMI 0x825
174 /* Vendor-ID values */
175 #define SSB_VENDOR_BROADCOM 0x4243
177 /* Some kernel subsystems poke with dev->drvdata, so we must use the
178 * following ugly workaround to get from struct device to struct ssb_device */
179 struct __ssb_dev_wrapper {
181 struct ssb_device *sdev;
185 /* Having a copy of the ops pointer in each dev struct
186 * is an optimization. */
187 const struct ssb_bus_ops *ops;
191 struct ssb_device_id id;
196 /* Internal-only stuff follows. */
197 void *drvdata; /* Per-device data */
198 void *devtypedata; /* Per-devicetype (eg 802.11) data */
201 /* Go from struct device to struct ssb_device. */
203 struct ssb_device * dev_to_ssb_dev(struct device *dev)
205 struct __ssb_dev_wrapper *wrap;
206 wrap = container_of(dev, struct __ssb_dev_wrapper, dev);
210 /* Device specific user data */
212 void ssb_set_drvdata(struct ssb_device *dev, void *data)
217 void * ssb_get_drvdata(struct ssb_device *dev)
222 /* Devicetype specific user data. This is per device-type (not per device) */
223 void ssb_set_devtypedata(struct ssb_device *dev, void *data);
225 void * ssb_get_devtypedata(struct ssb_device *dev)
227 return dev->devtypedata;
233 const struct ssb_device_id *id_table;
235 int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id);
236 void (*remove)(struct ssb_device *dev);
237 int (*suspend)(struct ssb_device *dev, pm_message_t state);
238 int (*resume)(struct ssb_device *dev);
239 void (*shutdown)(struct ssb_device *dev);
241 struct device_driver drv;
243 #define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv)
245 extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner);
246 static inline int ssb_driver_register(struct ssb_driver *drv)
248 return __ssb_driver_register(drv, THIS_MODULE);
250 extern void ssb_driver_unregister(struct ssb_driver *drv);
256 SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */
257 SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */
258 SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */
262 #define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */
263 #define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */
264 #define SSB_BOARDVENDOR_HP 0x0E11 /* HP */
266 #define SSB_BOARD_BCM94306MP 0x0418
267 #define SSB_BOARD_BCM4309G 0x0421
268 #define SSB_BOARD_BCM4306CB 0x0417
269 #define SSB_BOARD_BCM4309MP 0x040C
270 #define SSB_BOARD_MP4318 0x044A
271 #define SSB_BOARD_BU4306 0x0416
272 #define SSB_BOARD_BU4309 0x040A
274 #define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */
275 #define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */
276 #define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */
278 #include <linux/ssb/ssb_driver_chipcommon.h>
279 #include <linux/ssb/ssb_driver_mips.h>
280 #include <linux/ssb/ssb_driver_extif.h>
281 #include <linux/ssb/ssb_driver_pci.h>
287 const struct ssb_bus_ops *ops;
289 /* The core in the basic address register window. (PCI bus only) */
290 struct ssb_device *mapped_device;
291 /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */
292 u8 mapped_pcmcia_seg;
293 /* Lock for core and segment switching. */
296 /* The bus this backplane is running on. */
297 enum ssb_bustype bustype;
298 /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */
299 struct pci_dev *host_pci;
300 /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */
301 struct pcmcia_device *host_pcmcia;
303 #ifdef CONFIG_SSB_PCIHOST
304 /* Mutex to protect the SPROM writing. */
305 struct mutex pci_sprom_mutex;
308 /* ID information about the Chip. */
311 u16 sprom_size; /* number of words in sprom */
314 /* List of devices (cores) on the backplane. */
315 struct ssb_device devices[SSB_MAX_NR_CORES];
318 /* Reference count. Number of suspended devices. */
321 /* Software ID number for this bus. */
322 unsigned int busnumber;
324 /* The ChipCommon device (if available). */
325 struct ssb_chipcommon chipco;
326 /* The PCI-core device (if available). */
327 struct ssb_pcicore pcicore;
328 /* The MIPS-core device (if available). */
329 struct ssb_mipscore mipscore;
330 /* The EXTif-core device (if available). */
331 struct ssb_extif extif;
333 /* The following structure elements are not available in early
334 * SSB initialization. Though, they are available for regular
335 * registered drivers at any stage. So be careful when
336 * using them in the ssb core code. */
338 /* ID information about the PCB. */
339 struct ssb_boardinfo boardinfo;
340 /* Contents of the SPROM. */
341 struct ssb_sprom sprom;
343 /* Internal-only stuff follows. Do not touch. */
344 struct list_head list;
345 #ifdef CONFIG_SSB_DEBUG
346 /* Is the bus already powered up? */
348 int power_warn_count;
352 /* The initialization-invariants. */
353 struct ssb_init_invariants {
354 struct ssb_boardinfo boardinfo;
355 struct ssb_sprom sprom;
357 /* Type of function to fetch the invariants. */
358 typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus,
359 struct ssb_init_invariants *iv);
361 /* Register a SSB system bus. get_invariants() is called after the
362 * basic system devices are initialized.
363 * The invariants are usually fetched from some NVRAM.
364 * Put the invariants into the struct pointed to by iv. */
365 extern int ssb_bus_ssbbus_register(struct ssb_bus *bus,
366 unsigned long baseaddr,
367 ssb_invariants_func_t get_invariants);
368 #ifdef CONFIG_SSB_PCIHOST
369 extern int ssb_bus_pcibus_register(struct ssb_bus *bus,
370 struct pci_dev *host_pci);
371 #endif /* CONFIG_SSB_PCIHOST */
372 #ifdef CONFIG_SSB_PCMCIAHOST
373 extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
374 struct pcmcia_device *pcmcia_dev,
375 unsigned long baseaddr);
376 #endif /* CONFIG_SSB_PCMCIAHOST */
378 extern void ssb_bus_unregister(struct ssb_bus *bus);
380 extern u32 ssb_clockspeed(struct ssb_bus *bus);
382 /* Is the device enabled in hardware? */
383 int ssb_device_is_enabled(struct ssb_device *dev);
384 /* Enable a device and pass device-specific SSB_TMSLOW flags.
385 * If no device-specific flags are available, use 0. */
386 void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags);
387 /* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */
388 void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags);
391 /* Device MMIO register read/write functions. */
392 static inline u16 ssb_read16(struct ssb_device *dev, u16 offset)
394 return dev->ops->read16(dev, offset);
396 static inline u32 ssb_read32(struct ssb_device *dev, u16 offset)
398 return dev->ops->read32(dev, offset);
400 static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
402 dev->ops->write16(dev, offset, value);
404 static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
406 dev->ops->write32(dev, offset, value);
410 /* Translation (routing) bits that need to be ORed to DMA
411 * addresses before they are given to a device. */
412 extern u32 ssb_dma_translation(struct ssb_device *dev);
413 #define SSB_DMA_TRANSLATION_MASK 0xC0000000
414 #define SSB_DMA_TRANSLATION_SHIFT 30
416 extern int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask);
419 #ifdef CONFIG_SSB_PCIHOST
420 /* PCI-host wrapper driver */
421 extern int ssb_pcihost_register(struct pci_driver *driver);
422 static inline void ssb_pcihost_unregister(struct pci_driver *driver)
424 pci_unregister_driver(driver);
426 #endif /* CONFIG_SSB_PCIHOST */
429 /* If a driver is shutdown or suspended, call this to signal
430 * that the bus may be completely powered down. SSB will decide,
431 * if it's really time to power down the bus, based on if there
432 * are other devices that want to run. */
433 extern int ssb_bus_may_powerdown(struct ssb_bus *bus);
434 /* Before initializing and enabling a device, call this to power-up the bus.
435 * If you want to allow use of dynamic-power-control, pass the flag.
436 * Otherwise static always-on powercontrol will be used. */
437 extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);
440 /* Various helper functions */
441 extern u32 ssb_admatch_base(u32 adm);
442 extern u32 ssb_admatch_size(u32 adm);
445 #endif /* LINUX_SSB_H_ */