19bdcf336SManuel Lauss /* 29bdcf336SManuel Lauss * bcsr.h -- Db1xxx/Pb1xxx Devboard CPLD registers ("BCSR") abstraction. 39bdcf336SManuel Lauss * 49bdcf336SManuel Lauss * All Alchemy development boards (except, of course, the weird PB1000) 59bdcf336SManuel Lauss * have a few registers in a CPLD with standardised layout; they mostly 69bdcf336SManuel Lauss * only differ in base address and bit meanings in the RESETS and BOARD 79bdcf336SManuel Lauss * registers. 89bdcf336SManuel Lauss * 99bdcf336SManuel Lauss * All data taken from the official AMD board documentation sheets. 109bdcf336SManuel Lauss */ 119bdcf336SManuel Lauss 129bdcf336SManuel Lauss #ifndef _DB1XXX_BCSR_H_ 139bdcf336SManuel Lauss #define _DB1XXX_BCSR_H_ 149bdcf336SManuel Lauss 159bdcf336SManuel Lauss 169bdcf336SManuel Lauss /* BCSR base addresses on various boards. BCSR base 2 refers to the 179bdcf336SManuel Lauss * physical address of the first HEXLEDS register, which is usually 189bdcf336SManuel Lauss * a variable offset from the WHOAMI register. 199bdcf336SManuel Lauss */ 209bdcf336SManuel Lauss 219bdcf336SManuel Lauss /* DB1000, DB1100, DB1500, PB1100, PB1500 */ 229bdcf336SManuel Lauss #define DB1000_BCSR_PHYS_ADDR 0x0E000000 239bdcf336SManuel Lauss #define DB1000_BCSR_HEXLED_OFS 0x01000000 249bdcf336SManuel Lauss 259bdcf336SManuel Lauss #define DB1550_BCSR_PHYS_ADDR 0x0F000000 269bdcf336SManuel Lauss #define DB1550_BCSR_HEXLED_OFS 0x00400000 279bdcf336SManuel Lauss 289bdcf336SManuel Lauss #define PB1550_BCSR_PHYS_ADDR 0x0F000000 299bdcf336SManuel Lauss #define PB1550_BCSR_HEXLED_OFS 0x00800000 309bdcf336SManuel Lauss 319bdcf336SManuel Lauss #define DB1200_BCSR_PHYS_ADDR 0x19800000 329bdcf336SManuel Lauss #define DB1200_BCSR_HEXLED_OFS 0x00400000 339bdcf336SManuel Lauss 349bdcf336SManuel Lauss #define PB1200_BCSR_PHYS_ADDR 0x0D800000 359bdcf336SManuel Lauss #define PB1200_BCSR_HEXLED_OFS 0x00400000 369bdcf336SManuel Lauss 379bdcf336SManuel Lauss 389bdcf336SManuel Lauss enum bcsr_id { 399bdcf336SManuel Lauss /* BCSR base 1 */ 409bdcf336SManuel Lauss BCSR_WHOAMI = 0, 419bdcf336SManuel Lauss BCSR_STATUS, 429bdcf336SManuel Lauss BCSR_SWITCHES, 439bdcf336SManuel Lauss BCSR_RESETS, 449bdcf336SManuel Lauss BCSR_PCMCIA, 459bdcf336SManuel Lauss BCSR_BOARD, 469bdcf336SManuel Lauss BCSR_LEDS, 479bdcf336SManuel Lauss BCSR_SYSTEM, 489bdcf336SManuel Lauss /* Au1200/1300 based boards */ 499bdcf336SManuel Lauss BCSR_INTCLR, 509bdcf336SManuel Lauss BCSR_INTSET, 519bdcf336SManuel Lauss BCSR_MASKCLR, 529bdcf336SManuel Lauss BCSR_MASKSET, 539bdcf336SManuel Lauss BCSR_SIGSTAT, 549bdcf336SManuel Lauss BCSR_INTSTAT, 559bdcf336SManuel Lauss 569bdcf336SManuel Lauss /* BCSR base 2 */ 579bdcf336SManuel Lauss BCSR_HEXLEDS, 589bdcf336SManuel Lauss BCSR_RSVD1, 599bdcf336SManuel Lauss BCSR_HEXCLEAR, 609bdcf336SManuel Lauss 619bdcf336SManuel Lauss BCSR_CNT, 629bdcf336SManuel Lauss }; 639bdcf336SManuel Lauss 649bdcf336SManuel Lauss /* register offsets, valid for all Db1xxx/Pb1xxx boards */ 659bdcf336SManuel Lauss #define BCSR_REG_WHOAMI 0x00 669bdcf336SManuel Lauss #define BCSR_REG_STATUS 0x04 679bdcf336SManuel Lauss #define BCSR_REG_SWITCHES 0x08 689bdcf336SManuel Lauss #define BCSR_REG_RESETS 0x0c 699bdcf336SManuel Lauss #define BCSR_REG_PCMCIA 0x10 709bdcf336SManuel Lauss #define BCSR_REG_BOARD 0x14 719bdcf336SManuel Lauss #define BCSR_REG_LEDS 0x18 729bdcf336SManuel Lauss #define BCSR_REG_SYSTEM 0x1c 739bdcf336SManuel Lauss /* Au1200/Au1300 based boards: CPLD IRQ muxer */ 749bdcf336SManuel Lauss #define BCSR_REG_INTCLR 0x20 759bdcf336SManuel Lauss #define BCSR_REG_INTSET 0x24 769bdcf336SManuel Lauss #define BCSR_REG_MASKCLR 0x28 779bdcf336SManuel Lauss #define BCSR_REG_MASKSET 0x2c 789bdcf336SManuel Lauss #define BCSR_REG_SIGSTAT 0x30 799bdcf336SManuel Lauss #define BCSR_REG_INTSTAT 0x34 809bdcf336SManuel Lauss 819bdcf336SManuel Lauss /* hexled control, offset from BCSR base 2 */ 829bdcf336SManuel Lauss #define BCSR_REG_HEXLEDS 0x00 839bdcf336SManuel Lauss #define BCSR_REG_HEXCLEAR 0x08 849bdcf336SManuel Lauss 859bdcf336SManuel Lauss /* 869bdcf336SManuel Lauss * Register Bits and Pieces. 879bdcf336SManuel Lauss */ 889bdcf336SManuel Lauss #define BCSR_WHOAMI_DCID(x) ((x) & 0xf) 899bdcf336SManuel Lauss #define BCSR_WHOAMI_CPLD(x) (((x) >> 4) & 0xf) 909bdcf336SManuel Lauss #define BCSR_WHOAMI_BOARD(x) (((x) >> 8) & 0xf) 919bdcf336SManuel Lauss 929bdcf336SManuel Lauss /* register "WHOAMI" bits 11:8 identify the board */ 939bdcf336SManuel Lauss enum bcsr_whoami_boards { 949bdcf336SManuel Lauss BCSR_WHOAMI_PB1500 = 1, 959bdcf336SManuel Lauss BCSR_WHOAMI_PB1500R2, 969bdcf336SManuel Lauss BCSR_WHOAMI_PB1100, 979bdcf336SManuel Lauss BCSR_WHOAMI_DB1000, 989bdcf336SManuel Lauss BCSR_WHOAMI_DB1100, 999bdcf336SManuel Lauss BCSR_WHOAMI_DB1500, 1009bdcf336SManuel Lauss BCSR_WHOAMI_DB1550, 1019bdcf336SManuel Lauss BCSR_WHOAMI_PB1550_DDR, 1029bdcf336SManuel Lauss BCSR_WHOAMI_PB1550 = BCSR_WHOAMI_PB1550_DDR, 1039bdcf336SManuel Lauss BCSR_WHOAMI_PB1550_SDR, 1049bdcf336SManuel Lauss BCSR_WHOAMI_PB1200_DDR1, 1059bdcf336SManuel Lauss BCSR_WHOAMI_PB1200 = BCSR_WHOAMI_PB1200_DDR1, 1069bdcf336SManuel Lauss BCSR_WHOAMI_PB1200_DDR2, 1079bdcf336SManuel Lauss BCSR_WHOAMI_DB1200, 1089bdcf336SManuel Lauss }; 1099bdcf336SManuel Lauss 1109bdcf336SManuel Lauss /* STATUS reg. Unless otherwise noted, they're valid on all boards. 1119bdcf336SManuel Lauss * PB1200 = DB1200. 1129bdcf336SManuel Lauss */ 1139bdcf336SManuel Lauss #define BCSR_STATUS_PC0VS 0x0003 1149bdcf336SManuel Lauss #define BCSR_STATUS_PC1VS 0x000C 1159bdcf336SManuel Lauss #define BCSR_STATUS_PC0FI 0x0010 1169bdcf336SManuel Lauss #define BCSR_STATUS_PC1FI 0x0020 1179bdcf336SManuel Lauss #define BCSR_STATUS_PB1550_SWAPBOOT 0x0040 1189bdcf336SManuel Lauss #define BCSR_STATUS_SRAMWIDTH 0x0080 1199bdcf336SManuel Lauss #define BCSR_STATUS_FLASHBUSY 0x0100 1209bdcf336SManuel Lauss #define BCSR_STATUS_ROMBUSY 0x0400 1219bdcf336SManuel Lauss #define BCSR_STATUS_SD0WP 0x0400 /* DB1200 */ 1229bdcf336SManuel Lauss #define BCSR_STATUS_SD1WP 0x0800 1239bdcf336SManuel Lauss #define BCSR_STATUS_USBOTGID 0x0800 /* PB/DB1550 */ 1249bdcf336SManuel Lauss #define BCSR_STATUS_DB1000_SWAPBOOT 0x2000 1259bdcf336SManuel Lauss #define BCSR_STATUS_DB1200_SWAPBOOT 0x0040 /* DB1200 */ 1269bdcf336SManuel Lauss #define BCSR_STATUS_IDECBLID 0x0200 /* DB1200 */ 1279bdcf336SManuel Lauss #define BCSR_STATUS_DB1200_U0RXD 0x1000 /* DB1200 */ 1289bdcf336SManuel Lauss #define BCSR_STATUS_DB1200_U1RXD 0x2000 /* DB1200 */ 1299bdcf336SManuel Lauss #define BCSR_STATUS_FLASHDEN 0xC000 1309bdcf336SManuel Lauss #define BCSR_STATUS_DB1550_U0RXD 0x1000 /* DB1550 */ 1319bdcf336SManuel Lauss #define BCSR_STATUS_DB1550_U3RXD 0x2000 /* DB1550 */ 1329bdcf336SManuel Lauss #define BCSR_STATUS_PB1550_U0RXD 0x1000 /* PB1550 */ 1339bdcf336SManuel Lauss #define BCSR_STATUS_PB1550_U1RXD 0x2000 /* PB1550 */ 1349bdcf336SManuel Lauss #define BCSR_STATUS_PB1550_U3RXD 0x8000 /* PB1550 */ 1359bdcf336SManuel Lauss 1369bdcf336SManuel Lauss 1379bdcf336SManuel Lauss /* DB/PB1000,1100,1500,1550 */ 1389bdcf336SManuel Lauss #define BCSR_RESETS_PHY0 0x0001 1399bdcf336SManuel Lauss #define BCSR_RESETS_PHY1 0x0002 1409bdcf336SManuel Lauss #define BCSR_RESETS_DC 0x0004 1419bdcf336SManuel Lauss #define BCSR_RESETS_FIR_SEL 0x2000 1429bdcf336SManuel Lauss #define BCSR_RESETS_IRDA_MODE_MASK 0xC000 1439bdcf336SManuel Lauss #define BCSR_RESETS_IRDA_MODE_FULL 0x0000 1449bdcf336SManuel Lauss #define BCSR_RESETS_PB1550_WSCFSM 0x2000 1459bdcf336SManuel Lauss #define BCSR_RESETS_IRDA_MODE_OFF 0x4000 1469bdcf336SManuel Lauss #define BCSR_RESETS_IRDA_MODE_2_3 0x8000 1479bdcf336SManuel Lauss #define BCSR_RESETS_IRDA_MODE_1_3 0xC000 1489bdcf336SManuel Lauss #define BCSR_RESETS_DMAREQ 0x8000 /* PB1550 */ 1499bdcf336SManuel Lauss 1509bdcf336SManuel Lauss #define BCSR_BOARD_PCIM66EN 0x0001 1519bdcf336SManuel Lauss #define BCSR_BOARD_SD0PWR 0x0040 1529bdcf336SManuel Lauss #define BCSR_BOARD_SD1PWR 0x0080 1539bdcf336SManuel Lauss #define BCSR_BOARD_PCIM33 0x0100 1549bdcf336SManuel Lauss #define BCSR_BOARD_PCIEXTARB 0x0200 1559bdcf336SManuel Lauss #define BCSR_BOARD_GPIO200RST 0x0400 1569bdcf336SManuel Lauss #define BCSR_BOARD_PCICLKOUT 0x0800 1579bdcf336SManuel Lauss #define BCSR_BOARD_PCICFG 0x1000 1589bdcf336SManuel Lauss #define BCSR_BOARD_SPISEL 0x4000 /* PB/DB1550 */ 1599bdcf336SManuel Lauss #define BCSR_BOARD_SD0WP 0x4000 /* DB1100 */ 1609bdcf336SManuel Lauss #define BCSR_BOARD_SD1WP 0x8000 /* DB1100 */ 1619bdcf336SManuel Lauss 1629bdcf336SManuel Lauss 1639bdcf336SManuel Lauss /* DB/PB1200 */ 1649bdcf336SManuel Lauss #define BCSR_RESETS_ETH 0x0001 1659bdcf336SManuel Lauss #define BCSR_RESETS_CAMERA 0x0002 1669bdcf336SManuel Lauss #define BCSR_RESETS_DC 0x0004 1679bdcf336SManuel Lauss #define BCSR_RESETS_IDE 0x0008 1689bdcf336SManuel Lauss #define BCSR_RESETS_TV 0x0010 /* DB1200 */ 1699bdcf336SManuel Lauss /* Not resets but in the same register */ 1709bdcf336SManuel Lauss #define BCSR_RESETS_PWMR1MUX 0x0800 /* DB1200 */ 1719bdcf336SManuel Lauss #define BCSR_RESETS_PB1200_WSCFSM 0x0800 /* PB1200 */ 1729bdcf336SManuel Lauss #define BCSR_RESETS_PSC0MUX 0x1000 1739bdcf336SManuel Lauss #define BCSR_RESETS_PSC1MUX 0x2000 1749bdcf336SManuel Lauss #define BCSR_RESETS_SPISEL 0x4000 1759bdcf336SManuel Lauss #define BCSR_RESETS_SD1MUX 0x8000 /* PB1200 */ 1769bdcf336SManuel Lauss 1779bdcf336SManuel Lauss #define BCSR_BOARD_LCDVEE 0x0001 1789bdcf336SManuel Lauss #define BCSR_BOARD_LCDVDD 0x0002 1799bdcf336SManuel Lauss #define BCSR_BOARD_LCDBL 0x0004 1809bdcf336SManuel Lauss #define BCSR_BOARD_CAMSNAP 0x0010 1819bdcf336SManuel Lauss #define BCSR_BOARD_CAMPWR 0x0020 1829bdcf336SManuel Lauss #define BCSR_BOARD_SD0PWR 0x0040 1839bdcf336SManuel Lauss 1849bdcf336SManuel Lauss 1859bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP 0x00FF 1869bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_1 0x0080 1879bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_2 0x0040 1889bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_3 0x0020 1899bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_4 0x0010 1909bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_5 0x0008 1919bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_6 0x0004 1929bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_7 0x0002 1939bdcf336SManuel Lauss #define BCSR_SWITCHES_DIP_8 0x0001 1949bdcf336SManuel Lauss #define BCSR_SWITCHES_ROTARY 0x0F00 1959bdcf336SManuel Lauss 1969bdcf336SManuel Lauss 1979bdcf336SManuel Lauss #define BCSR_PCMCIA_PC0VPP 0x0003 1989bdcf336SManuel Lauss #define BCSR_PCMCIA_PC0VCC 0x000C 1999bdcf336SManuel Lauss #define BCSR_PCMCIA_PC0DRVEN 0x0010 2009bdcf336SManuel Lauss #define BCSR_PCMCIA_PC0RST 0x0080 2019bdcf336SManuel Lauss #define BCSR_PCMCIA_PC1VPP 0x0300 2029bdcf336SManuel Lauss #define BCSR_PCMCIA_PC1VCC 0x0C00 2039bdcf336SManuel Lauss #define BCSR_PCMCIA_PC1DRVEN 0x1000 2049bdcf336SManuel Lauss #define BCSR_PCMCIA_PC1RST 0x8000 2059bdcf336SManuel Lauss 2069bdcf336SManuel Lauss 2079bdcf336SManuel Lauss #define BCSR_LEDS_DECIMALS 0x0003 2089bdcf336SManuel Lauss #define BCSR_LEDS_LED0 0x0100 2099bdcf336SManuel Lauss #define BCSR_LEDS_LED1 0x0200 2109bdcf336SManuel Lauss #define BCSR_LEDS_LED2 0x0400 2119bdcf336SManuel Lauss #define BCSR_LEDS_LED3 0x0800 2129bdcf336SManuel Lauss 2139bdcf336SManuel Lauss 2149bdcf336SManuel Lauss #define BCSR_SYSTEM_RESET 0x8000 /* clear to reset */ 2159bdcf336SManuel Lauss #define BCSR_SYSTEM_PWROFF 0x4000 /* set to power off */ 2169bdcf336SManuel Lauss #define BCSR_SYSTEM_VDDI 0x001F /* PB1xxx boards */ 2179bdcf336SManuel Lauss 2189bdcf336SManuel Lauss 2199bdcf336SManuel Lauss 2209bdcf336SManuel Lauss 2219bdcf336SManuel Lauss /* initialize BCSR for a board. Provide the PHYSICAL addresses of both 2229bdcf336SManuel Lauss * BCSR spaces. 2239bdcf336SManuel Lauss */ 2249bdcf336SManuel Lauss void __init bcsr_init(unsigned long bcsr1_phys, unsigned long bcsr2_phys); 2259bdcf336SManuel Lauss 2269bdcf336SManuel Lauss /* read a board register */ 2279bdcf336SManuel Lauss unsigned short bcsr_read(enum bcsr_id reg); 2289bdcf336SManuel Lauss 2299bdcf336SManuel Lauss /* write to a board register */ 2309bdcf336SManuel Lauss void bcsr_write(enum bcsr_id reg, unsigned short val); 2319bdcf336SManuel Lauss 2329bdcf336SManuel Lauss /* modify a register. clear bits set in 'clr', set bits set in 'set' */ 2339bdcf336SManuel Lauss void bcsr_mod(enum bcsr_id reg, unsigned short clr, unsigned short set); 2349bdcf336SManuel Lauss 2359bdcf336SManuel Lauss #endif 236