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 13 struct bcma_device; 14 struct bcma_bus; 15 16 enum bcma_hosttype { 17 BCMA_HOSTTYPE_NONE, 18 BCMA_HOSTTYPE_PCI, 19 BCMA_HOSTTYPE_SDIO, 20 }; 21 22 struct bcma_chipinfo { 23 u16 id; 24 u8 rev; 25 u8 pkg; 26 }; 27 28 enum bcma_clkmode { 29 BCMA_CLKMODE_FAST, 30 BCMA_CLKMODE_DYNAMIC, 31 }; 32 33 struct 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 16 126 127 struct 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 }; 144 145 static inline void *bcma_get_drvdata(struct bcma_device *core) 146 { 147 return core->drvdata; 148 } 149 static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata) 150 { 151 core->drvdata = drvdata; 152 } 153 154 struct 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 }; 166 extern 167 int __bcma_driver_register(struct bcma_driver *drv, struct module *owner); 168 static inline int bcma_driver_register(struct bcma_driver *drv) 169 { 170 return __bcma_driver_register(drv, THIS_MODULE); 171 } 172 extern void bcma_driver_unregister(struct bcma_driver *drv); 173 174 struct 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 }; 201 202 extern inline u32 bcma_read8(struct bcma_device *core, u16 offset) 203 { 204 return core->bus->ops->read8(core, offset); 205 } 206 extern inline u32 bcma_read16(struct bcma_device *core, u16 offset) 207 { 208 return core->bus->ops->read16(core, offset); 209 } 210 extern inline u32 bcma_read32(struct bcma_device *core, u16 offset) 211 { 212 return core->bus->ops->read32(core, offset); 213 } 214 extern inline 215 void bcma_write8(struct bcma_device *core, u16 offset, u32 value) 216 { 217 core->bus->ops->write8(core, offset, value); 218 } 219 extern inline 220 void bcma_write16(struct bcma_device *core, u16 offset, u32 value) 221 { 222 core->bus->ops->write16(core, offset, value); 223 } 224 extern inline 225 void 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 230 extern 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 } 235 extern 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 241 extern inline u32 bcma_aread32(struct bcma_device *core, u16 offset) 242 { 243 return core->bus->ops->aread32(core, offset); 244 } 245 extern inline 246 void 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)) 257 258 extern bool bcma_core_is_enabled(struct bcma_device *core); 259 extern void bcma_core_disable(struct bcma_device *core, u32 flags); 260 extern int bcma_core_enable(struct bcma_device *core, u32 flags); 261 extern void bcma_core_set_clockmode(struct bcma_device *core, 262 enum bcma_clkmode clkmode); 263 extern 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 */ 269 extern u32 bcma_core_dma_translation(struct bcma_device *core); 270 271 #endif /* LINUX_BCMA_H_ */ 272