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/bcma/bcma_driver_mips.h> 10 #include <linux/ssb/ssb.h> /* SPROM sharing */ 11 12 #include "bcma_regs.h" 13 14 struct bcma_device; 15 struct bcma_bus; 16 17 enum bcma_hosttype { 18 BCMA_HOSTTYPE_PCI, 19 BCMA_HOSTTYPE_SDIO, 20 BCMA_HOSTTYPE_SOC, 21 }; 22 23 struct bcma_chipinfo { 24 u16 id; 25 u8 rev; 26 u8 pkg; 27 }; 28 29 struct bcma_boardinfo { 30 u16 vendor; 31 u16 type; 32 }; 33 34 enum bcma_clkmode { 35 BCMA_CLKMODE_FAST, 36 BCMA_CLKMODE_DYNAMIC, 37 }; 38 39 struct bcma_host_ops { 40 u8 (*read8)(struct bcma_device *core, u16 offset); 41 u16 (*read16)(struct bcma_device *core, u16 offset); 42 u32 (*read32)(struct bcma_device *core, u16 offset); 43 void (*write8)(struct bcma_device *core, u16 offset, u8 value); 44 void (*write16)(struct bcma_device *core, u16 offset, u16 value); 45 void (*write32)(struct bcma_device *core, u16 offset, u32 value); 46 #ifdef CONFIG_BCMA_BLOCKIO 47 void (*block_read)(struct bcma_device *core, void *buffer, 48 size_t count, u16 offset, u8 reg_width); 49 void (*block_write)(struct bcma_device *core, const void *buffer, 50 size_t count, u16 offset, u8 reg_width); 51 #endif 52 /* Agent ops */ 53 u32 (*aread32)(struct bcma_device *core, u16 offset); 54 void (*awrite32)(struct bcma_device *core, u16 offset, u32 value); 55 }; 56 57 /* Core manufacturers */ 58 #define BCMA_MANUF_ARM 0x43B 59 #define BCMA_MANUF_MIPS 0x4A7 60 #define BCMA_MANUF_BCM 0x4BF 61 62 /* Core class values. */ 63 #define BCMA_CL_SIM 0x0 64 #define BCMA_CL_EROM 0x1 65 #define BCMA_CL_CORESIGHT 0x9 66 #define BCMA_CL_VERIF 0xB 67 #define BCMA_CL_OPTIMO 0xD 68 #define BCMA_CL_GEN 0xE 69 #define BCMA_CL_PRIMECELL 0xF 70 71 /* Core-ID values. */ 72 #define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */ 73 #define BCMA_CORE_INVALID 0x700 74 #define BCMA_CORE_CHIPCOMMON 0x800 75 #define BCMA_CORE_ILINE20 0x801 76 #define BCMA_CORE_SRAM 0x802 77 #define BCMA_CORE_SDRAM 0x803 78 #define BCMA_CORE_PCI 0x804 79 #define BCMA_CORE_MIPS 0x805 80 #define BCMA_CORE_ETHERNET 0x806 81 #define BCMA_CORE_V90 0x807 82 #define BCMA_CORE_USB11_HOSTDEV 0x808 83 #define BCMA_CORE_ADSL 0x809 84 #define BCMA_CORE_ILINE100 0x80A 85 #define BCMA_CORE_IPSEC 0x80B 86 #define BCMA_CORE_UTOPIA 0x80C 87 #define BCMA_CORE_PCMCIA 0x80D 88 #define BCMA_CORE_INTERNAL_MEM 0x80E 89 #define BCMA_CORE_MEMC_SDRAM 0x80F 90 #define BCMA_CORE_OFDM 0x810 91 #define BCMA_CORE_EXTIF 0x811 92 #define BCMA_CORE_80211 0x812 93 #define BCMA_CORE_PHY_A 0x813 94 #define BCMA_CORE_PHY_B 0x814 95 #define BCMA_CORE_PHY_G 0x815 96 #define BCMA_CORE_MIPS_3302 0x816 97 #define BCMA_CORE_USB11_HOST 0x817 98 #define BCMA_CORE_USB11_DEV 0x818 99 #define BCMA_CORE_USB20_HOST 0x819 100 #define BCMA_CORE_USB20_DEV 0x81A 101 #define BCMA_CORE_SDIO_HOST 0x81B 102 #define BCMA_CORE_ROBOSWITCH 0x81C 103 #define BCMA_CORE_PARA_ATA 0x81D 104 #define BCMA_CORE_SATA_XORDMA 0x81E 105 #define BCMA_CORE_ETHERNET_GBIT 0x81F 106 #define BCMA_CORE_PCIE 0x820 107 #define BCMA_CORE_PHY_N 0x821 108 #define BCMA_CORE_SRAM_CTL 0x822 109 #define BCMA_CORE_MINI_MACPHY 0x823 110 #define BCMA_CORE_ARM_1176 0x824 111 #define BCMA_CORE_ARM_7TDMI 0x825 112 #define BCMA_CORE_PHY_LP 0x826 113 #define BCMA_CORE_PMU 0x827 114 #define BCMA_CORE_PHY_SSN 0x828 115 #define BCMA_CORE_SDIO_DEV 0x829 116 #define BCMA_CORE_ARM_CM3 0x82A 117 #define BCMA_CORE_PHY_HT 0x82B 118 #define BCMA_CORE_MIPS_74K 0x82C 119 #define BCMA_CORE_MAC_GBIT 0x82D 120 #define BCMA_CORE_DDR12_MEM_CTL 0x82E 121 #define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */ 122 #define BCMA_CORE_OCP_OCP_BRIDGE 0x830 123 #define BCMA_CORE_SHARED_COMMON 0x831 124 #define BCMA_CORE_OCP_AHB_BRIDGE 0x832 125 #define BCMA_CORE_SPI_HOST 0x833 126 #define BCMA_CORE_I2S 0x834 127 #define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */ 128 #define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */ 129 #define BCMA_CORE_DEFAULT 0xFFF 130 131 #define BCMA_MAX_NR_CORES 16 132 133 struct bcma_device { 134 struct bcma_bus *bus; 135 struct bcma_device_id id; 136 137 struct device dev; 138 struct device *dma_dev; 139 140 unsigned int irq; 141 bool dev_registered; 142 143 u8 core_index; 144 u8 core_unit; 145 146 u32 addr; 147 u32 addr1; 148 u32 wrap; 149 150 void __iomem *io_addr; 151 void __iomem *io_wrap; 152 153 void *drvdata; 154 struct list_head list; 155 }; 156 157 static inline void *bcma_get_drvdata(struct bcma_device *core) 158 { 159 return core->drvdata; 160 } 161 static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata) 162 { 163 core->drvdata = drvdata; 164 } 165 166 struct bcma_driver { 167 const char *name; 168 const struct bcma_device_id *id_table; 169 170 int (*probe)(struct bcma_device *dev); 171 void (*remove)(struct bcma_device *dev); 172 int (*suspend)(struct bcma_device *dev); 173 int (*resume)(struct bcma_device *dev); 174 void (*shutdown)(struct bcma_device *dev); 175 176 struct device_driver drv; 177 }; 178 extern 179 int __bcma_driver_register(struct bcma_driver *drv, struct module *owner); 180 #define bcma_driver_register(drv) \ 181 __bcma_driver_register(drv, THIS_MODULE) 182 183 extern void bcma_driver_unregister(struct bcma_driver *drv); 184 185 /* Set a fallback SPROM. 186 * See kdoc at the function definition for complete documentation. */ 187 extern int bcma_arch_register_fallback_sprom( 188 int (*sprom_callback)(struct bcma_bus *bus, 189 struct ssb_sprom *out)); 190 191 struct bcma_bus { 192 /* The MMIO area. */ 193 void __iomem *mmio; 194 195 const struct bcma_host_ops *ops; 196 197 enum bcma_hosttype hosttype; 198 union { 199 /* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */ 200 struct pci_dev *host_pci; 201 /* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */ 202 struct sdio_func *host_sdio; 203 }; 204 205 struct bcma_chipinfo chipinfo; 206 207 struct bcma_boardinfo boardinfo; 208 209 struct bcma_device *mapped_core; 210 struct list_head cores; 211 u8 nr_cores; 212 u8 init_done:1; 213 u8 num; 214 215 struct bcma_drv_cc drv_cc; 216 struct bcma_drv_pci drv_pci; 217 struct bcma_drv_mips drv_mips; 218 219 /* We decided to share SPROM struct with SSB as long as we do not need 220 * any hacks for BCMA. This simplifies drivers code. */ 221 struct ssb_sprom sprom; 222 }; 223 224 static inline u32 bcma_read8(struct bcma_device *core, u16 offset) 225 { 226 return core->bus->ops->read8(core, offset); 227 } 228 static inline u32 bcma_read16(struct bcma_device *core, u16 offset) 229 { 230 return core->bus->ops->read16(core, offset); 231 } 232 static inline u32 bcma_read32(struct bcma_device *core, u16 offset) 233 { 234 return core->bus->ops->read32(core, offset); 235 } 236 static inline 237 void bcma_write8(struct bcma_device *core, u16 offset, u32 value) 238 { 239 core->bus->ops->write8(core, offset, value); 240 } 241 static inline 242 void bcma_write16(struct bcma_device *core, u16 offset, u32 value) 243 { 244 core->bus->ops->write16(core, offset, value); 245 } 246 static inline 247 void bcma_write32(struct bcma_device *core, u16 offset, u32 value) 248 { 249 core->bus->ops->write32(core, offset, value); 250 } 251 #ifdef CONFIG_BCMA_BLOCKIO 252 static inline void bcma_block_read(struct bcma_device *core, void *buffer, 253 size_t count, u16 offset, u8 reg_width) 254 { 255 core->bus->ops->block_read(core, buffer, count, offset, reg_width); 256 } 257 static inline void bcma_block_write(struct bcma_device *core, 258 const void *buffer, size_t count, 259 u16 offset, u8 reg_width) 260 { 261 core->bus->ops->block_write(core, buffer, count, offset, reg_width); 262 } 263 #endif 264 static inline u32 bcma_aread32(struct bcma_device *core, u16 offset) 265 { 266 return core->bus->ops->aread32(core, offset); 267 } 268 static inline 269 void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value) 270 { 271 core->bus->ops->awrite32(core, offset, value); 272 } 273 274 static inline void bcma_mask32(struct bcma_device *cc, u16 offset, u32 mask) 275 { 276 bcma_write32(cc, offset, bcma_read32(cc, offset) & mask); 277 } 278 static inline void bcma_set32(struct bcma_device *cc, u16 offset, u32 set) 279 { 280 bcma_write32(cc, offset, bcma_read32(cc, offset) | set); 281 } 282 static inline void bcma_maskset32(struct bcma_device *cc, 283 u16 offset, u32 mask, u32 set) 284 { 285 bcma_write32(cc, offset, (bcma_read32(cc, offset) & mask) | set); 286 } 287 static inline void bcma_mask16(struct bcma_device *cc, u16 offset, u16 mask) 288 { 289 bcma_write16(cc, offset, bcma_read16(cc, offset) & mask); 290 } 291 static inline void bcma_set16(struct bcma_device *cc, u16 offset, u16 set) 292 { 293 bcma_write16(cc, offset, bcma_read16(cc, offset) | set); 294 } 295 static inline void bcma_maskset16(struct bcma_device *cc, 296 u16 offset, u16 mask, u16 set) 297 { 298 bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); 299 } 300 301 extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); 302 extern bool bcma_core_is_enabled(struct bcma_device *core); 303 extern void bcma_core_disable(struct bcma_device *core, u32 flags); 304 extern int bcma_core_enable(struct bcma_device *core, u32 flags); 305 extern void bcma_core_set_clockmode(struct bcma_device *core, 306 enum bcma_clkmode clkmode); 307 extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, 308 bool on); 309 #define BCMA_DMA_TRANSLATION_MASK 0xC0000000 310 #define BCMA_DMA_TRANSLATION_NONE 0x00000000 311 #define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */ 312 #define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */ 313 extern u32 bcma_core_dma_translation(struct bcma_device *core); 314 315 #endif /* LINUX_BCMA_H_ */ 316