1 /* 2 * Copyright (c) 2010 Broadcom Corporation 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef _SBCHIPC_H 18 #define _SBCHIPC_H 19 20 #include "defs.h" /* for PAD macro */ 21 22 #define CHIPCREGOFFS(field) offsetof(struct chipcregs, field) 23 24 struct chipcregs { 25 u32 chipid; /* 0x0 */ 26 u32 capabilities; 27 u32 corecontrol; /* corerev >= 1 */ 28 u32 bist; 29 30 /* OTP */ 31 u32 otpstatus; /* 0x10, corerev >= 10 */ 32 u32 otpcontrol; 33 u32 otpprog; 34 u32 otplayout; /* corerev >= 23 */ 35 36 /* Interrupt control */ 37 u32 intstatus; /* 0x20 */ 38 u32 intmask; 39 40 /* Chip specific regs */ 41 u32 chipcontrol; /* 0x28, rev >= 11 */ 42 u32 chipstatus; /* 0x2c, rev >= 11 */ 43 44 /* Jtag Master */ 45 u32 jtagcmd; /* 0x30, rev >= 10 */ 46 u32 jtagir; 47 u32 jtagdr; 48 u32 jtagctrl; 49 50 /* serial flash interface registers */ 51 u32 flashcontrol; /* 0x40 */ 52 u32 flashaddress; 53 u32 flashdata; 54 u32 PAD[1]; 55 56 /* Silicon backplane configuration broadcast control */ 57 u32 broadcastaddress; /* 0x50 */ 58 u32 broadcastdata; 59 60 /* gpio - cleared only by power-on-reset */ 61 u32 gpiopullup; /* 0x58, corerev >= 20 */ 62 u32 gpiopulldown; /* 0x5c, corerev >= 20 */ 63 u32 gpioin; /* 0x60 */ 64 u32 gpioout; /* 0x64 */ 65 u32 gpioouten; /* 0x68 */ 66 u32 gpiocontrol; /* 0x6C */ 67 u32 gpiointpolarity; /* 0x70 */ 68 u32 gpiointmask; /* 0x74 */ 69 70 /* GPIO events corerev >= 11 */ 71 u32 gpioevent; 72 u32 gpioeventintmask; 73 74 /* Watchdog timer */ 75 u32 watchdog; /* 0x80 */ 76 77 /* GPIO events corerev >= 11 */ 78 u32 gpioeventintpolarity; 79 80 /* GPIO based LED powersave registers corerev >= 16 */ 81 u32 gpiotimerval; /* 0x88 */ 82 u32 gpiotimeroutmask; 83 84 /* clock control */ 85 u32 clockcontrol_n; /* 0x90 */ 86 u32 clockcontrol_sb; /* aka m0 */ 87 u32 clockcontrol_pci; /* aka m1 */ 88 u32 clockcontrol_m2; /* mii/uart/mipsref */ 89 u32 clockcontrol_m3; /* cpu */ 90 u32 clkdiv; /* corerev >= 3 */ 91 u32 gpiodebugsel; /* corerev >= 28 */ 92 u32 capabilities_ext; /* 0xac */ 93 94 /* pll delay registers (corerev >= 4) */ 95 u32 pll_on_delay; /* 0xb0 */ 96 u32 fref_sel_delay; 97 u32 slow_clk_ctl; /* 5 < corerev < 10 */ 98 u32 PAD; 99 100 /* Instaclock registers (corerev >= 10) */ 101 u32 system_clk_ctl; /* 0xc0 */ 102 u32 clkstatestretch; 103 u32 PAD[2]; 104 105 /* Indirect backplane access (corerev >= 22) */ 106 u32 bp_addrlow; /* 0xd0 */ 107 u32 bp_addrhigh; 108 u32 bp_data; 109 u32 PAD; 110 u32 bp_indaccess; 111 u32 PAD[3]; 112 113 /* More clock dividers (corerev >= 32) */ 114 u32 clkdiv2; 115 u32 PAD[2]; 116 117 /* In AI chips, pointer to erom */ 118 u32 eromptr; /* 0xfc */ 119 120 /* ExtBus control registers (corerev >= 3) */ 121 u32 pcmcia_config; /* 0x100 */ 122 u32 pcmcia_memwait; 123 u32 pcmcia_attrwait; 124 u32 pcmcia_iowait; 125 u32 ide_config; 126 u32 ide_memwait; 127 u32 ide_attrwait; 128 u32 ide_iowait; 129 u32 prog_config; 130 u32 prog_waitcount; 131 u32 flash_config; 132 u32 flash_waitcount; 133 u32 SECI_config; /* 0x130 SECI configuration */ 134 u32 PAD[3]; 135 136 /* Enhanced Coexistence Interface (ECI) registers (corerev >= 21) */ 137 u32 eci_output; /* 0x140 */ 138 u32 eci_control; 139 u32 eci_inputlo; 140 u32 eci_inputmi; 141 u32 eci_inputhi; 142 u32 eci_inputintpolaritylo; 143 u32 eci_inputintpolaritymi; 144 u32 eci_inputintpolarityhi; 145 u32 eci_intmasklo; 146 u32 eci_intmaskmi; 147 u32 eci_intmaskhi; 148 u32 eci_eventlo; 149 u32 eci_eventmi; 150 u32 eci_eventhi; 151 u32 eci_eventmasklo; 152 u32 eci_eventmaskmi; 153 u32 eci_eventmaskhi; 154 u32 PAD[3]; 155 156 /* SROM interface (corerev >= 32) */ 157 u32 sromcontrol; /* 0x190 */ 158 u32 sromaddress; 159 u32 sromdata; 160 u32 PAD[17]; 161 162 /* Clock control and hardware workarounds (corerev >= 20) */ 163 u32 clk_ctl_st; /* 0x1e0 */ 164 u32 hw_war; 165 u32 PAD[70]; 166 167 /* UARTs */ 168 u8 uart0data; /* 0x300 */ 169 u8 uart0imr; 170 u8 uart0fcr; 171 u8 uart0lcr; 172 u8 uart0mcr; 173 u8 uart0lsr; 174 u8 uart0msr; 175 u8 uart0scratch; 176 u8 PAD[248]; /* corerev >= 1 */ 177 178 u8 uart1data; /* 0x400 */ 179 u8 uart1imr; 180 u8 uart1fcr; 181 u8 uart1lcr; 182 u8 uart1mcr; 183 u8 uart1lsr; 184 u8 uart1msr; 185 u8 uart1scratch; 186 u32 PAD[126]; 187 188 /* PMU registers (corerev >= 20) */ 189 u32 pmucontrol; /* 0x600 */ 190 u32 pmucapabilities; 191 u32 pmustatus; 192 u32 res_state; 193 u32 res_pending; 194 u32 pmutimer; 195 u32 min_res_mask; 196 u32 max_res_mask; 197 u32 res_table_sel; 198 u32 res_dep_mask; 199 u32 res_updn_timer; 200 u32 res_timer; 201 u32 clkstretch; 202 u32 pmuwatchdog; 203 u32 gpiosel; /* 0x638, rev >= 1 */ 204 u32 gpioenable; /* 0x63c, rev >= 1 */ 205 u32 res_req_timer_sel; 206 u32 res_req_timer; 207 u32 res_req_mask; 208 u32 PAD; 209 u32 chipcontrol_addr; /* 0x650 */ 210 u32 chipcontrol_data; /* 0x654 */ 211 u32 regcontrol_addr; 212 u32 regcontrol_data; 213 u32 pllcontrol_addr; 214 u32 pllcontrol_data; 215 u32 pmustrapopt; /* 0x668, corerev >= 28 */ 216 u32 pmu_xtalfreq; /* 0x66C, pmurev >= 10 */ 217 u32 PAD[100]; 218 u16 sromotp[768]; 219 }; 220 221 /* chipid */ 222 #define CID_ID_MASK 0x0000ffff /* Chip Id mask */ 223 #define CID_REV_MASK 0x000f0000 /* Chip Revision mask */ 224 #define CID_REV_SHIFT 16 /* Chip Revision shift */ 225 #define CID_PKG_MASK 0x00f00000 /* Package Option mask */ 226 #define CID_PKG_SHIFT 20 /* Package Option shift */ 227 #define CID_CC_MASK 0x0f000000 /* CoreCount (corerev >= 4) */ 228 #define CID_CC_SHIFT 24 229 #define CID_TYPE_MASK 0xf0000000 /* Chip Type */ 230 #define CID_TYPE_SHIFT 28 231 232 /* capabilities */ 233 #define CC_CAP_UARTS_MASK 0x00000003 /* Number of UARTs */ 234 #define CC_CAP_MIPSEB 0x00000004 /* MIPS is in big-endian mode */ 235 #define CC_CAP_UCLKSEL 0x00000018 /* UARTs clock select */ 236 /* UARTs are driven by internal divided clock */ 237 #define CC_CAP_UINTCLK 0x00000008 238 #define CC_CAP_UARTGPIO 0x00000020 /* UARTs own GPIOs 15:12 */ 239 #define CC_CAP_EXTBUS_MASK 0x000000c0 /* External bus mask */ 240 #define CC_CAP_EXTBUS_NONE 0x00000000 /* No ExtBus present */ 241 #define CC_CAP_EXTBUS_FULL 0x00000040 /* ExtBus: PCMCIA, IDE & Prog */ 242 #define CC_CAP_EXTBUS_PROG 0x00000080 /* ExtBus: ProgIf only */ 243 #define CC_CAP_FLASH_MASK 0x00000700 /* Type of flash */ 244 #define CC_CAP_PLL_MASK 0x00038000 /* Type of PLL */ 245 #define CC_CAP_PWR_CTL 0x00040000 /* Power control */ 246 #define CC_CAP_OTPSIZE 0x00380000 /* OTP Size (0 = none) */ 247 #define CC_CAP_OTPSIZE_SHIFT 19 /* OTP Size shift */ 248 #define CC_CAP_OTPSIZE_BASE 5 /* OTP Size base */ 249 #define CC_CAP_JTAGP 0x00400000 /* JTAG Master Present */ 250 #define CC_CAP_ROM 0x00800000 /* Internal boot rom active */ 251 #define CC_CAP_BKPLN64 0x08000000 /* 64-bit backplane */ 252 #define CC_CAP_PMU 0x10000000 /* PMU Present, rev >= 20 */ 253 #define CC_CAP_SROM 0x40000000 /* Srom Present, rev >= 32 */ 254 /* Nand flash present, rev >= 35 */ 255 #define CC_CAP_NFLASH 0x80000000 256 257 #define CC_CAP2_SECI 0x00000001 /* SECI Present, rev >= 36 */ 258 /* GSIO (spi/i2c) present, rev >= 37 */ 259 #define CC_CAP2_GSIO 0x00000002 260 261 /* pmucapabilities */ 262 #define PCAP_REV_MASK 0x000000ff 263 #define PCAP_RC_MASK 0x00001f00 264 #define PCAP_RC_SHIFT 8 265 #define PCAP_TC_MASK 0x0001e000 266 #define PCAP_TC_SHIFT 13 267 #define PCAP_PC_MASK 0x001e0000 268 #define PCAP_PC_SHIFT 17 269 #define PCAP_VC_MASK 0x01e00000 270 #define PCAP_VC_SHIFT 21 271 #define PCAP_CC_MASK 0x1e000000 272 #define PCAP_CC_SHIFT 25 273 #define PCAP5_PC_MASK 0x003e0000 /* PMU corerev >= 5 */ 274 #define PCAP5_PC_SHIFT 17 275 #define PCAP5_VC_MASK 0x07c00000 276 #define PCAP5_VC_SHIFT 22 277 #define PCAP5_CC_MASK 0xf8000000 278 #define PCAP5_CC_SHIFT 27 279 280 /* 281 * Maximum delay for the PMU state transition in us. 282 * This is an upper bound intended for spinwaits etc. 283 */ 284 #define PMU_MAX_TRANSITION_DLY 15000 285 286 #endif /* _SBCHIPC_H */ 287