diff options
Diffstat (limited to 'include/asm-mips/tx4927/tx4927_pci.h')
| -rw-r--r-- | include/asm-mips/tx4927/tx4927_pci.h | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/include/asm-mips/tx4927/tx4927_pci.h b/include/asm-mips/tx4927/tx4927_pci.h new file mode 100644 index 00000000000..17043349224 --- /dev/null +++ b/include/asm-mips/tx4927/tx4927_pci.h @@ -0,0 +1,275 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2000-2001 Toshiba Corporation + */ +#ifndef __ASM_TX4927_TX4927_PCI_H +#define __ASM_TX4927_TX4927_PCI_H + +#define TX4927_CCFG_TOE 0x00004000 + +#define TX4927_PCIMEM 0x08000000 +#define TX4927_PCIMEM_SIZE 0x08000000 +#define TX4927_PCIIO 0x16000000 +#define TX4927_PCIIO_SIZE 0x01000000 + +#define TX4927_SDRAMC_REG 0xff1f8000 +#define TX4927_EBUSC_REG 0xff1f9000 +#define TX4927_PCIC_REG 0xff1fd000 +#define TX4927_CCFG_REG 0xff1fe000 +#define TX4927_IRC_REG 0xff1ff600 +#define TX4927_CE3 0x17f00000 /* 1M */ +#define TX4927_PCIRESET_ADDR 0xbc00f006 +#define TX4927_PCI_CLK_ADDR (KSEG1 + TX4927_CE3 + 0x00040020) + +#define TX4927_IMSTAT_ADDR(n) (KSEG1 + TX4927_CE3 + 0x0004001a + (n)) +#define tx4927_imstat_ptr(n) \ + ((volatile unsigned char *)TX4927_IMSTAT_ADDR(n)) + +/* bits for ISTAT3/IMASK3/IMSTAT3 */ +#define TX4927_INT3B_PCID 0 +#define TX4927_INT3B_PCIC 1 +#define TX4927_INT3B_PCIB 2 +#define TX4927_INT3B_PCIA 3 +#define TX4927_INT3F_PCID (1 << TX4927_INT3B_PCID) +#define TX4927_INT3F_PCIC (1 << TX4927_INT3B_PCIC) +#define TX4927_INT3F_PCIB (1 << TX4927_INT3B_PCIB) +#define TX4927_INT3F_PCIA (1 << TX4927_INT3B_PCIA) + +/* bits for PCI_CLK (S6) */ +#define TX4927_PCI_CLK_HOST 0x80 +#define TX4927_PCI_CLK_MASK (0x0f << 3) +#define TX4927_PCI_CLK_33 (0x01 << 3) +#define TX4927_PCI_CLK_25 (0x04 << 3) +#define TX4927_PCI_CLK_66 (0x09 << 3) +#define TX4927_PCI_CLK_50 (0x0c << 3) +#define TX4927_PCI_CLK_ACK 0x04 +#define TX4927_PCI_CLK_ACE 0x02 +#define TX4927_PCI_CLK_ENDIAN 0x01 +#define TX4927_NR_IRQ_LOCAL (8+16) +#define TX4927_NR_IRQ_IRC 32 /* On-Chip IRC */ + +#define TX4927_IR_PCIC 16 +#define TX4927_IR_PCIERR 22 +#define TX4927_IR_PCIPMA 23 +#define TX4927_IRQ_IRC_PCIC (TX4927_NR_IRQ_LOCAL + TX4927_IR_PCIC) +#define TX4927_IRQ_IRC_PCIERR (TX4927_NR_IRQ_LOCAL + TX4927_IR_PCIERR) +#define TX4927_IRQ_IOC1 (TX4927_NR_IRQ_LOCAL + TX4927_NR_IRQ_IRC) +#define TX4927_IRQ_IOC_PCID (TX4927_IRQ_IOC1 + TX4927_INT3B_PCID) +#define TX4927_IRQ_IOC_PCIC (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIC) +#define TX4927_IRQ_IOC_PCIB (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIB) +#define TX4927_IRQ_IOC_PCIA (TX4927_IRQ_IOC1 + TX4927_INT3B_PCIA) + +#ifdef _LANGUAGE_ASSEMBLY +#define _CONST64(c) c +#else +#define _CONST64(c) c##ull + +#include <asm/byteorder.h> + +#define tx4927_pcireset_ptr \ + ((volatile unsigned char *)TX4927_PCIRESET_ADDR) +#define tx4927_pci_clk_ptr \ + ((volatile unsigned char *)TX4927_PCI_CLK_ADDR) + +struct tx4927_sdramc_reg { + volatile unsigned long long cr[4]; + volatile unsigned long long unused0[4]; + volatile unsigned long long tr; + volatile unsigned long long unused1[2]; + volatile unsigned long long cmd; +}; + +struct tx4927_ebusc_reg { + volatile unsigned long long cr[8]; +}; + +struct tx4927_ccfg_reg { + volatile unsigned long long ccfg; + volatile unsigned long long crir; + volatile unsigned long long pcfg; + volatile unsigned long long tear; + volatile unsigned long long clkctr; + volatile unsigned long long unused0; + volatile unsigned long long garbc; + volatile unsigned long long unused1; + volatile unsigned long long unused2; + volatile unsigned long long ramp; +}; + +struct tx4927_irc_reg { + volatile unsigned long cer; + volatile unsigned long cr[2]; + volatile unsigned long unused0; + volatile unsigned long ilr[8]; + volatile unsigned long unused1[4]; + volatile unsigned long imr; + volatile unsigned long unused2[7]; + volatile unsigned long scr; + volatile unsigned long unused3[7]; + volatile unsigned long ssr; + volatile unsigned long unused4[7]; + volatile unsigned long csr; +}; + +struct tx4927_pcic_reg { + volatile unsigned long pciid; + volatile unsigned long pcistatus; + volatile unsigned long pciccrev; + volatile unsigned long pcicfg1; + volatile unsigned long p2gm0plbase; /* +10 */ + volatile unsigned long p2gm0pubase; + volatile unsigned long p2gm1plbase; + volatile unsigned long p2gm1pubase; + volatile unsigned long p2gm2pbase; /* +20 */ + volatile unsigned long p2giopbase; + volatile unsigned long unused0; + volatile unsigned long pcisid; + volatile unsigned long unused1; /* +30 */ + volatile unsigned long pcicapptr; + volatile unsigned long unused2; + volatile unsigned long pcicfg2; + volatile unsigned long g2ptocnt; /* +40 */ + volatile unsigned long unused3[15]; + volatile unsigned long g2pstatus; /* +80 */ + volatile unsigned long g2pmask; + volatile unsigned long pcisstatus; + volatile unsigned long pcimask; + volatile unsigned long p2gcfg; /* +90 */ + volatile unsigned long p2gstatus; + volatile unsigned long p2gmask; + volatile unsigned long p2gccmd; + volatile unsigned long unused4[24]; /* +a0 */ + volatile unsigned long pbareqport; /* +100 */ + volatile unsigned long pbacfg; + volatile unsigned long pbastatus; + volatile unsigned long pbamask; + volatile unsigned long pbabm; /* +110 */ + volatile unsigned long pbacreq; + volatile unsigned long pbacgnt; + volatile unsigned long pbacstate; + volatile unsigned long long g2pmgbase[3]; /* +120 */ + volatile unsigned long long g2piogbase; + volatile unsigned long g2pmmask[3]; /* +140 */ + volatile unsigned long g2piomask; + volatile unsigned long long g2pmpbase[3]; /* +150 */ + volatile unsigned long long g2piopbase; + volatile unsigned long pciccfg; /* +170 */ + volatile unsigned long pcicstatus; + volatile unsigned long pcicmask; + volatile unsigned long unused5; + volatile unsigned long long p2gmgbase[3]; /* +180 */ + volatile unsigned long long p2giogbase; + volatile unsigned long g2pcfgadrs; /* +1a0 */ + volatile unsigned long g2pcfgdata; + volatile unsigned long unused6[8]; + volatile unsigned long g2pintack; + volatile unsigned long g2pspc; + volatile unsigned long unused7[12]; /* +1d0 */ + volatile unsigned long long pdmca; /* +200 */ + volatile unsigned long long pdmga; + volatile unsigned long long pdmpa; + volatile unsigned long long pdmcut; + volatile unsigned long long pdmcnt; /* +220 */ + volatile unsigned long long pdmsts; + volatile unsigned long long unused8[2]; + volatile unsigned long long pdmdb[4]; /* +240 */ + volatile unsigned long long pdmtdh; /* +260 */ + volatile unsigned long long pdmdms; +}; + +#endif /* _LANGUAGE_ASSEMBLY */ + +/* IRCSR : Int. Current Status */ +#define TX4927_IRCSR_IF 0x00010000 +#define TX4927_IRCSR_ILV_MASK 0x00000700 +#define TX4927_IRCSR_IVL_MASK 0x0000001f + +/* + * PCIC + */ + +/* bits for G2PSTATUS/G2PMASK */ +#define TX4927_PCIC_G2PSTATUS_ALL 0x00000003 +#define TX4927_PCIC_G2PSTATUS_TTOE 0x00000002 +#define TX4927_PCIC_G2PSTATUS_RTOE 0x00000001 + +/* bits for PCIMASK (see also PCI_STATUS_XXX in linux/pci.h */ +#define TX4927_PCIC_PCISTATUS_ALL 0x0000f900 + +/* bits for PBACFG */ +#define TX4927_PCIC_PBACFG_RPBA 0x00000004 +#define TX4927_PCIC_PBACFG_PBAEN 0x00000002 +#define TX4927_PCIC_PBACFG_BMCEN 0x00000001 + +/* bits for G2PMnGBASE */ +#define TX4927_PCIC_G2PMnGBASE_BSDIS _CONST64(0x0000002000000000) +#define TX4927_PCIC_G2PMnGBASE_ECHG _CONST64(0x0000001000000000) + +/* bits for G2PIOGBASE */ +#define TX4927_PCIC_G2PIOGBASE_BSDIS _CONST64(0x0000002000000000) +#define TX4927_PCIC_G2PIOGBASE_ECHG _CONST64(0x0000001000000000) + +/* bits for PCICSTATUS/PCICMASK */ +#define TX4927_PCIC_PCICSTATUS_ALL 0x000007dc + +/* bits for PCICCFG */ +#define TX4927_PCIC_PCICCFG_LBWC_MASK 0x0fff0000 +#define TX4927_PCIC_PCICCFG_HRST 0x00000800 +#define TX4927_PCIC_PCICCFG_SRST 0x00000400 +#define TX4927_PCIC_PCICCFG_IRBER 0x00000200 +#define TX4927_PCIC_PCICCFG_IMSE0 0x00000100 +#define TX4927_PCIC_PCICCFG_IMSE1 0x00000080 +#define TX4927_PCIC_PCICCFG_IMSE2 0x00000040 +#define TX4927_PCIC_PCICCFG_IISE 0x00000020 +#define TX4927_PCIC_PCICCFG_ATR 0x00000010 +#define TX4927_PCIC_PCICCFG_ICAE 0x00000008 + +/* bits for P2GMnGBASE */ +#define TX4927_PCIC_P2GMnGBASE_TMEMEN _CONST64(0x0000004000000000) +#define TX4927_PCIC_P2GMnGBASE_TBSDIS _CONST64(0x0000002000000000) +#define TX4927_PCIC_P2GMnGBASE_TECHG _CONST64(0x0000001000000000) + +/* bits for P2GIOGBASE */ +#define TX4927_PCIC_P2GIOGBASE_TIOEN _CONST64(0x0000004000000000) +#define TX4927_PCIC_P2GIOGBASE_TBSDIS _CONST64(0x0000002000000000) +#define TX4927_PCIC_P2GIOGBASE_TECHG _CONST64(0x0000001000000000) + +#define TX4927_PCIC_IDSEL_AD_TO_SLOT(ad) ((ad) - 11) +#define TX4927_PCIC_MAX_DEVNU TX4927_PCIC_IDSEL_AD_TO_SLOT(32) + +/* + * CCFG + */ +/* CCFG : Chip Configuration */ +#define TX4927_CCFG_PCI66 0x00800000 +#define TX4927_CCFG_PCIMIDE 0x00400000 +#define TX4927_CCFG_PCIXARB 0x00002000 +#define TX4927_CCFG_PCIDIVMODE_MASK 0x00001800 +#define TX4927_CCFG_PCIDIVMODE_2_5 0x00000000 +#define TX4927_CCFG_PCIDIVMODE_3 0x00000800 +#define TX4927_CCFG_PCIDIVMODE_5 0x00001000 +#define TX4927_CCFG_PCIDIVMODE_6 0x00001800 + +/* PCFG : Pin Configuration */ +#define TX4927_PCFG_PCICLKEN_ALL 0x003f0000 +#define TX4927_PCFG_PCICLKEN(ch) (0x00010000<<(ch)) + +/* CLKCTR : Clock Control */ +#define TX4927_CLKCTR_PCICKD 0x00400000 +#define TX4927_CLKCTR_PCIRST 0x00000040 + + +#ifndef _LANGUAGE_ASSEMBLY + +#define tx4927_sdramcptr ((struct tx4927_sdramc_reg *)TX4927_SDRAMC_REG) +#define tx4927_pcicptr ((struct tx4927_pcic_reg *)TX4927_PCIC_REG) +#define tx4927_ccfgptr ((struct tx4927_ccfg_reg *)TX4927_CCFG_REG) +#define tx4927_ebuscptr ((struct tx4927_ebusc_reg *)TX4927_EBUSC_REG) +#define tx4927_ircptr ((struct tx4927_irc_reg *)TX4927_IRC_REG) + +#endif /* _LANGUAGE_ASSEMBLY */ + +#endif /* __ASM_TX4927_TX4927_PCI_H */ |