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