diff options
Diffstat (limited to 'common/cmd_pcmcia.c')
| -rw-r--r-- | common/cmd_pcmcia.c | 3211 |
1 files changed, 133 insertions, 3078 deletions
diff --git a/common/cmd_pcmcia.c b/common/cmd_pcmcia.c index 62446d4..2eb5b26 100644 --- a/common/cmd_pcmcia.c +++ b/common/cmd_pcmcia.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000-2004 + * (C) Copyright 2000-2006 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -57,75 +57,14 @@ #include <command.h> #include <config.h> #include <pcmcia.h> -#if defined(CONFIG_8xx) -#include <mpc8xx.h> -#endif -#if defined(CONFIG_LWMON) -#include <i2c.h> -#endif -#ifdef CONFIG_PXA_PCMCIA -#include <asm/arch/pxa-regs.h> -#endif - #include <asm/io.h> -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) || \ - ((CONFIG_COMMANDS & CFG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD)) - -int pcmcia_on (void); - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int pcmcia_off (void); -#endif - -#ifdef CONFIG_I82365 - -extern int i82365_init (void); -extern void i82365_exit (void); - -#else /* ! CONFIG_I82365 */ - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot); -#endif -static int hardware_enable (int slot); -static int voltage_set(int slot, int vcc, int vpp); - -#if (! defined(CONFIG_I82365)) && (! defined(CONFIG_PXA_PCMCIA)) -static u_int m8xx_get_graycode(u_int size); -#endif /* !CONFIG_I82365, !CONFIG_PXA_PCMCIA */ -#if 0 -static u_int m8xx_get_speed(u_int ns, u_int is_io); -#endif - /* -------------------------------------------------------------------- */ -#ifndef CONFIG_PXA_PCMCIA +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -/* look up table for pgcrx registers */ - -static u_int *pcmcia_pgcrx[2] = { - &((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcra, - &((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcrb, -}; -#define PCMCIA_PGCRX(slot) (*pcmcia_pgcrx[slot]) - -#endif /* CONFIG_PXA_PCMCIA */ - -#endif /* CONFIG_I82365 */ - -#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA) -static void print_funcid (int func); -static void print_fixed (volatile uchar *p); -static int identify (volatile uchar *p); -static int check_ide_device (int slot); -#endif /* CONFIG_IDE_8xx_PCCARD, CONFIG_PXA_PCMCIA */ - -const char *indent = "\t "; - -/* -------------------------------------------------------------------- */ - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +extern int pcmcia_on (void); +extern int pcmcia_off (void); int do_pinit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { @@ -136,7 +75,7 @@ int do_pinit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return 1; } if (strcmp(argv[1],"on") == 0) { - rcode = pcmcia_on (); + rcode = pcmcia_on (); } else if (strcmp(argv[1],"off") == 0) { rcode = pcmcia_off (); } else { @@ -146,2478 +85,82 @@ int do_pinit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return rcode; } -#endif /* CFG_CMD_PCMCIA */ - -/* -------------------------------------------------------------------- */ -#ifdef CONFIG_I82365 -int pcmcia_on (void) -{ - u_int rc; - - debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n"); - - rc = i82365_init(); +U_BOOT_CMD( + pinit, 2, 1, do_pinit, + "pinit - PCMCIA sub-system\n", + "on - power on PCMCIA socket\n" + "pinit off - power off PCMCIA socket\n" + ); - if (rc == 0) { - rc = check_ide_device(0); - } +#endif /* CONFIG_COMMANDS & CFG_CMD_PCMCIA */ - return (rc); -} -#else +/* -------------------------------------------------------------------- */ -#ifndef CONFIG_PXA_PCMCIA +#undef CHECK_IDE_DEVICE -#ifdef CONFIG_HMI10 -# define HMI10_FRAM_TIMING (PCMCIA_SHT(2) | PCMCIA_SST(2) | PCMCIA_SL(4)) +#if (CONFIG_COMMANDS & CFG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD) +#define CHECK_IDE_DEVICE #endif -#if defined(CONFIG_LWMON) || defined(CONFIG_NSCU) -# define CFG_PCMCIA_TIMING (PCMCIA_SHT(9) | PCMCIA_SST(3) | PCMCIA_SL(12)) -#else -# define CFG_PCMCIA_TIMING (PCMCIA_SHT(2) | PCMCIA_SST(4) | PCMCIA_SL(9)) + +#if defined(CONFIG_PXA_PCMCIA) +#define CHECK_IDE_DEVICE #endif -int pcmcia_on (void) -{ - int i; - u_long reg, base; - pcmcia_win_t *win; - u_int slotbit; - u_int rc, slot; +#ifdef CHECK_IDE_DEVICE - debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n"); +int ide_devices_found; +static uchar *known_cards[] = { + (uchar *)"ARGOSY PnPIDE D5", + NULL +}; - /* intialize the fixed memory windows */ - win = (pcmcia_win_t *)(&((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pbr0); - base = CFG_PCMCIA_MEM_ADDR; +#define MAX_TUPEL_SZ 512 +#define MAX_FEATURES 4 - if((reg = m8xx_get_graycode(CFG_PCMCIA_MEM_SIZE)) == -1) { - printf ("Cannot set window size to 0x%08x\n", - CFG_PCMCIA_MEM_SIZE); - return (1); - } +#define MAX_IDENT_CHARS 64 +#define MAX_IDENT_FIELDS 4 - slotbit = PCMCIA_SLOT_x; - for (i=0; i<PCMCIA_MEM_WIN_NO; ++i) { - win->br = base; +#define indent "\t " -#if (PCMCIA_SOCKETS_NO == 2) - if (i == 4) /* Another slot starting from win 4 */ - slotbit = (slotbit ? PCMCIA_PSLOT_A : PCMCIA_PSLOT_B); -#endif - switch (i) { -#ifdef CONFIG_IDE_8xx_PCCARD - case 4: -#ifdef CONFIG_HMI10 - { /* map FRAM area */ - win->or = ( PCMCIA_BSIZE_256K - | PCMCIA_PPS_8 - | PCMCIA_PRS_ATTR - | slotbit - | PCMCIA_PV - | HMI10_FRAM_TIMING ); - break; - } -#endif - case 0: { /* map attribute memory */ - win->or = ( PCMCIA_BSIZE_64M - | PCMCIA_PPS_8 - | PCMCIA_PRS_ATTR - | slotbit - | PCMCIA_PV - | CFG_PCMCIA_TIMING ); +static void print_funcid (int func) +{ + puts (indent); + switch (func) { + case CISTPL_FUNCID_MULTI: + puts (" Multi-Function"); break; - } - case 5: - case 1: { /* map I/O window for data reg */ - win->or = ( PCMCIA_BSIZE_1K - | PCMCIA_PPS_16 - | PCMCIA_PRS_IO - | slotbit - | PCMCIA_PV - | CFG_PCMCIA_TIMING ); + case CISTPL_FUNCID_MEMORY: + puts (" Memory"); break; - } - case 6: - case 2: { /* map I/O window for cmd/ctrl reg block */ - win->or = ( PCMCIA_BSIZE_1K - | PCMCIA_PPS_8 - | PCMCIA_PRS_IO - | slotbit - | PCMCIA_PV - | CFG_PCMCIA_TIMING ); + case CISTPL_FUNCID_SERIAL: + puts (" Serial Port"); break; - } -#endif /* CONFIG_IDE_8xx_PCCARD */ -#ifdef CONFIG_HMI10 - case 3: { /* map I/O window for 4xUART data/ctrl */ - win->br += 0x40000; - win->or = ( PCMCIA_BSIZE_256K - | PCMCIA_PPS_8 - | PCMCIA_PRS_IO - | slotbit - | PCMCIA_PV - | CFG_PCMCIA_TIMING ); + case CISTPL_FUNCID_PARALLEL: + puts (" Parallel Port"); break; - } -#endif /* CONFIG_HMI10 */ - default: /* set to not valid */ - win->or = 0; + case CISTPL_FUNCID_FIXED: + puts (" Fixed Disk"); break; - } - - debug ("MemWin %d: PBR 0x%08lX POR %08lX\n", - i, win->br, win->or); - base += CFG_PCMCIA_MEM_SIZE; - ++win; - } - - for (i=0, rc=0, slot=_slot_; i<PCMCIA_SOCKETS_NO; i++, slot = !slot) { - /* turn off voltage */ - if ((rc = voltage_set(slot, 0, 0))) - continue; - - /* Enable external hardware */ - if ((rc = hardware_enable(slot))) - continue; - -#ifdef CONFIG_IDE_8xx_PCCARD - if ((rc = check_ide_device(i))) - continue; -#endif - } - return (rc); -} - -#endif /* CONFIG_PXA_PCMCIA */ - -#endif /* CONFIG_I82365 */ - -#ifdef CONFIG_PXA_PCMCIA - -static int hardware_enable (int slot) -{ - return 0; /* No hardware to enable */ -} - -static int hardware_disable(int slot) -{ - return 0; /* No hardware to disable */ -} - -static int voltage_set(int slot, int vcc, int vpp) -{ - return 0; -} - -void msWait(unsigned msVal) -{ - udelay(msVal*1000); -} - -int pcmcia_on (void) -{ - unsigned int reg_arr[] = { - 0x48000028, CFG_MCMEM0_VAL, - 0x4800002c, CFG_MCMEM1_VAL, - 0x48000030, CFG_MCATT0_VAL, - 0x48000034, CFG_MCATT1_VAL, - 0x48000038, CFG_MCIO0_VAL, - 0x4800003c, CFG_MCIO1_VAL, - - 0, 0 - }; - int i, rc; - -#ifdef CONFIG_EXADRON1 - int cardDetect; - volatile unsigned int *v_pBCRReg = - (volatile unsigned int *) 0x08000000; -#endif - - debug ("%s\n", __FUNCTION__); - - i = 0; - while (reg_arr[i]) - *((volatile unsigned int *) reg_arr[i++]) |= reg_arr[i++]; - udelay (1000); - - debug ("%s: programmed mem controller \n", __FUNCTION__); - -#ifdef CONFIG_EXADRON1 - -/*define useful BCR masks */ -#define BCR_CF_INIT_VAL 0x00007230 -#define BCR_CF_PWRON_BUSOFF_RESETOFF_VAL 0x00007231 -#define BCR_CF_PWRON_BUSOFF_RESETON_VAL 0x00007233 -#define BCR_CF_PWRON_BUSON_RESETON_VAL 0x00007213 -#define BCR_CF_PWRON_BUSON_RESETOFF_VAL 0x00007211 - - /* we see from the GPIO bit if the card is present */ - cardDetect = !(GPLR0 & GPIO_bit (14)); - - if (cardDetect) { - printf ("No PCMCIA card found!\n"); - } - - /* reset the card via the BCR line */ - *v_pBCRReg = (unsigned) BCR_CF_INIT_VAL; - msWait (500); - - *v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSOFF_RESETOFF_VAL; - msWait (500); - - *v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSOFF_RESETON_VAL; - msWait (500); - - *v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSON_RESETON_VAL; - msWait (500); - - *v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSON_RESETOFF_VAL; - msWait (1500); - - /* enable address bus */ - GPCR1 = 0x01; - /* and the first CF slot */ - MECR = 0x00000002; - -#endif /* EXADRON 1 */ - - rc = check_ide_device (0); /* use just slot 0 */ - - return rc; -} - -#endif /* CONFIG_PXA_PCMCIA */ - -/* -------------------------------------------------------------------- */ - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) - -#ifdef CONFIG_I82365 -static int pcmcia_off (void) -{ - printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n"); - - i82365_exit(); - - return 0; -} -#else - -#ifndef CONFIG_PXA_PCMCIA - -static int pcmcia_off (void) -{ - int i; - pcmcia_win_t *win; - - printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n"); - - /* clear interrupt state, and disable interrupts */ - ((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pscr = PCMCIA_MASK(_slot_); - ((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* turn off interrupt and disable CxOE */ - PCMCIA_PGCRX(_slot_) = __MY_PCMCIA_GCRX_CXOE; - - /* turn off memory windows */ - win = (pcmcia_win_t *)(&((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pbr0); - - for (i=0; i<PCMCIA_MEM_WIN_NO; ++i) { - /* disable memory window */ - win->or = 0; - ++win; - } - - /* turn off voltage */ - voltage_set(_slot_, 0, 0); - - /* disable external hardware */ - printf ("Shutdown and Poweroff " PCMCIA_SLOT_MSG "\n"); - hardware_disable(_slot_); - return 0; -} - -#endif /* CONFIG_PXA_PCMCIA */ - -#endif /* CONFIG_I82365 */ - -#ifdef CONFIG_PXA_PCMCIA -static int pcmcia_off (void) -{ - return 0; -} -#endif - -#endif /* CFG_CMD_PCMCIA */ - -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA) - -#define MAX_TUPEL_SZ 512 -#define MAX_FEATURES 4 - -int ide_devices_found; -static int check_ide_device (int slot) -{ - volatile uchar *ident = NULL; - volatile uchar *feature_p[MAX_FEATURES]; - volatile uchar *p, *start, *addr; - int n_features = 0; - uchar func_id = ~0; - uchar code, len; - ushort config_base = 0; - int found = 0; - int i; - - addr = (volatile uchar *)(CFG_PCMCIA_MEM_ADDR + - CFG_PCMCIA_MEM_SIZE * (slot * 4)); - debug ("PCMCIA MEM: %08lX\n", (ulong)addr); - - start = p = (volatile uchar *) addr; - - while ((p - start) < MAX_TUPEL_SZ) { - - code = *p; p += 2; - - if (code == 0xFF) { /* End of chain */ + case CISTPL_FUNCID_VIDEO: + puts (" Video Adapter"); break; - } - - len = *p; p += 2; -#if defined(DEBUG) && (DEBUG > 1) - { volatile uchar *q = p; - printf ("\nTuple code %02x length %d\n\tData:", - code, len); - - for (i = 0; i < len; ++i) { - printf (" %02x", *q); - q+= 2; - } - } -#endif /* DEBUG */ - switch (code) { - case CISTPL_VERS_1: - ident = p + 4; + case CISTPL_FUNCID_NETWORK: + puts (" Network Adapter"); break; - case CISTPL_FUNCID: - /* Fix for broken SanDisk which may have 0x80 bit set */ - func_id = *p & 0x7F; + case CISTPL_FUNCID_AIMS: + puts (" AIMS Card"); break; - case CISTPL_FUNCE: - if (n_features < MAX_FEATURES) - feature_p[n_features++] = p; + case CISTPL_FUNCID_SCSI: + puts (" SCSI Adapter"); break; - case CISTPL_CONFIG: - config_base = (*(p+6) << 8) + (*(p+4)); - debug ("\n## Config_base = %04x ###\n", config_base); default: - break; - } - p += 2 * len; - } - - found = identify (ident); - - if (func_id != ((uchar)~0)) { - print_funcid (func_id); - - if (func_id == CISTPL_FUNCID_FIXED) - found = 1; - else - return (1); /* no disk drive */ - } - - for (i=0; i<n_features; ++i) { - print_fixed (feature_p[i]); - } - - if (!found) { - printf ("unknown card type\n"); - return (1); - } - - ide_devices_found |= (1 << slot); - -#if CONFIG_CPC45 -#else - /* set I/O area in config reg -> only valid for ARGOSY D5!!! */ - *((uchar *)(addr + config_base)) = 1; -#endif -#if 0 - printf("\n## Config_base = %04x ###\n", config_base); - printf("Configuration Option Register: %02x @ %x\n", readb(addr + config_base), addr + config_base); - printf("Card Configuration and Status Register: %02x\n", readb(addr + config_base + 2)); - printf("Pin Replacement Register Register: %02x\n", readb(addr + config_base + 4)); - printf("Socket and Copy Register: %02x\n", readb(addr + config_base + 6)); -#endif - return (0); -} -#endif /* CONFIG_IDE_8xx_PCCARD */ - -/* -------------------------------------------------------------------- */ - - -/* -------------------------------------------------------------------- */ -/* board specific stuff: */ -/* voltage_set(), hardware_enable() and hardware_disable() */ -/* -------------------------------------------------------------------- */ - -/* -------------------------------------------------------------------- */ -/* RPX Boards from Embedded Planet */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_RPXCLASSIC) || defined(CONFIG_RPXLITE) - -/* The RPX boards seems to have it's bus monitor timeout set to 6*8 clocks. - * SYPCR is write once only, therefore must the slowest memory be faster - * than the bus monitor or we will get a machine check due to the bus timeout. - */ - -#define PCMCIA_BOARD_MSG "RPX CLASSIC or RPX LITE" - -#undef PCMCIA_BMT_LIMIT -#define PCMCIA_BMT_LIMIT (6*8) - -static int voltage_set(int slot, int vcc, int vpp) -{ - u_long reg = 0; - - switch(vcc) { - case 0: break; - case 33: reg |= BCSR1_PCVCTL4; break; - case 50: reg |= BCSR1_PCVCTL5; break; - default: return 1; - } - - switch(vpp) { - case 0: break; - case 33: - case 50: - if(vcc == vpp) - reg |= BCSR1_PCVCTL6; - else - return 1; - break; - case 120: - reg |= BCSR1_PCVCTL7; - default: return 1; - } - - if(vcc == 120) - return 1; - - /* first, turn off all power */ - - *((uint *)RPX_CSR_ADDR) &= ~(BCSR1_PCVCTL4 | BCSR1_PCVCTL5 - | BCSR1_PCVCTL6 | BCSR1_PCVCTL7); - - /* enable new powersettings */ - - *((uint *)RPX_CSR_ADDR) |= reg; - - return 0; -} - -#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V -static int hardware_enable (int slot) -{ - return 0; /* No hardware to enable */ -} -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - return 0; /* No hardware to disable */ -} -#endif /* CFG_CMD_PCMCIA */ -#endif /* CONFIG_RPXCLASSIC */ - -/* -------------------------------------------------------------------- */ -/* (F)ADS Boards from Motorola */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_ADS) || defined(CONFIG_FADS) - -#ifdef CONFIG_ADS -#define PCMCIA_BOARD_MSG "ADS" -#define PCMCIA_GLITCHY_CD /* My ADS board needs this */ -#else -#define PCMCIA_BOARD_MSG "FADS" -#endif - -static int voltage_set(int slot, int vcc, int vpp) -{ - u_long reg = 0; - - switch(vpp) { - case 0: reg = 0; break; - case 50: reg = 1; break; - case 120: reg = 2; break; - default: return 1; - } - - switch(vcc) { - case 0: reg = 0; break; -#ifdef CONFIG_ADS - case 50: reg = BCSR1_PCCVCCON; break; -#endif -#ifdef CONFIG_FADS - case 33: reg = BCSR1_PCCVCC0 | BCSR1_PCCVCC1; break; - case 50: reg = BCSR1_PCCVCC1; break; -#endif - default: return 1; - } - - /* first, turn off all power */ - -#ifdef CONFIG_ADS - *((uint *)BCSR1) |= BCSR1_PCCVCCON; -#endif -#ifdef CONFIG_FADS - *((uint *)BCSR1) &= ~(BCSR1_PCCVCC0 | BCSR1_PCCVCC1); -#endif - *((uint *)BCSR1) &= ~BCSR1_PCCVPP_MASK; - - /* enable new powersettings */ - -#ifdef CONFIG_ADS - *((uint *)BCSR1) &= ~reg; -#endif -#ifdef CONFIG_FADS - *((uint *)BCSR1) |= reg; -#endif - - *((uint *)BCSR1) |= reg << 20; - - return 0; -} - -#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V - -static int hardware_enable(int slot) -{ - *((uint *)BCSR1) &= ~BCSR1_PCCEN; - return 0; -} - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - *((uint *)BCSR1) &= ~BCSR1_PCCEN; - return 0; -} -#endif /* CFG_CMD_PCMCIA */ - -#endif /* (F)ADS */ - -/* -------------------------------------------------------------------- */ -/* TQM8xxL Boards by TQ Components */ -/* SC8xx Boards by SinoVee Microsystems */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_TQM8xxL) || defined(CONFIG_SVM_SC8xx) - -#if defined(CONFIG_TQM8xxL) -#define PCMCIA_BOARD_MSG "TQM8xxL" -#endif -#if defined(CONFIG_SVM_SC8xx) -#define PCMCIA_BOARD_MSG "SC8xx" -#endif - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(slot); - pcmp->pcmc_per &= ~PCMCIA_MASK(slot); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ -#ifndef NSCU_OE_INV - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ -#endif - PCMCIA_PGCRX(slot) = reg; - udelay(500); - -#ifndef CONFIG_HMI10 -#ifndef CONFIG_NSCU - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable - */ - immap->im_ioport.iop_pcpar &= ~(0x0002 | 0x0004); - immap->im_ioport.iop_pcso &= ~(0x0002 | 0x0004); - /* remove all power */ - - immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004); -#endif -#else /* CONFIG_HMI10 */ - /* - * Configure Port B pins for - * 5 Volts Enable and 3 Volts enable - */ - immap->im_cpm.cp_pbpar &= ~(0x00000300); - - /* remove all power */ - immap->im_cpm.cp_pbdat |= 0x00000300; -#endif /* CONFIG_HMI10 */ - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); -#ifndef CONFIG_HMI10 - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { -#else - if (pcmp->pcmc_pipr & (0x10000000 >> (slot << 4))) { -#endif /* CONFIG_HMI10 */ - printf (" No Card found\n"); - return (1); - } - - /* - * Power On. - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); -#ifndef CONFIG_NSCU - if ((reg & mask) == mask) { -#ifndef CONFIG_HMI10 - immap->im_ioport.iop_pcdat |= 0x0004; -#else - immap->im_cpm.cp_pbdat &= ~(0x0000100); -#endif /* CONFIG_HMI10 */ - puts (" 5.0V card found: "); - } else { -#ifndef CONFIG_HMI10 - immap->im_ioport.iop_pcdat |= 0x0002; -#else - immap->im_cpm.cp_pbdat &= ~(0x0000200); -#endif /* CONFIG_HMI10 */ - puts (" 3.3V card found: "); - } -#ifndef CONFIG_HMI10 - immap->im_ioport.iop_pcdir |= (0x0002 | 0x0004); -#else - immap->im_cpm.cp_pbdir |= 0x00000300; -#endif /* CONFIG_HMI10 */ -#else - if ((reg & mask) == mask) { - puts (" 5.0V card found: "); - } else { - puts (" 3.3V card found: "); - } -#endif -#if 0 - /* VCC switch error flag, PCMCIA slot INPACK_ pin */ - cp->cp_pbdir &= ~(0x0020 | 0x0010); - cp->cp_pbpar &= ~(0x0020 | 0x0010); - udelay(500000); -#endif - udelay(1000); - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(slot); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ -#ifndef NSCU_OE_INV - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ -#else - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ -#endif - PCMCIA_PGCRX(slot) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - -#ifndef CONFIG_HMI10 -#ifndef CONFIG_NSCU - /* remove all power */ - immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004); -#endif -#else /* CONFIG_HMI10 */ - immap->im_cpm.cp_pbdat |= 0x00000300; -#endif /* CONFIG_HMI10 */ - - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ -#ifndef NSCU_OE_INV - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ -#endif - PCMCIA_PGCRX(slot) = reg; - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - -#ifdef CONFIG_NSCU -static int voltage_set(int slot, int vcc, int vpp) -{ - return 0; -} -#else -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(slot); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ -#ifndef NSCU_OE_INV - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ -#else - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ -#endif - PCMCIA_PGCRX(slot) = reg; - udelay(500); - -#ifndef CONFIG_HMI10 - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn off all power - */ - debug ("PCMCIA power OFF\n"); - immap->im_ioport.iop_pcpar &= ~(0x0002 | 0x0004); - immap->im_ioport.iop_pcso &= ~(0x0002 | 0x0004); - immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004); - - reg = 0; - switch(vcc) { - case 0: break; - case 33: reg |= 0x0002; break; - case 50: reg |= 0x0004; break; - default: goto done; - } -#else /* CONFIG_HMI10 */ - /* - * Configure Port B pins for - * 5 Volts Enable and 3 Volts enable, - * Turn off all power - */ - debug ("PCMCIA power OFF\n"); - immap->im_cpm.cp_pbpar &= ~(0x00000300); - /* remove all power */ - - immap->im_cpm.cp_pbdat |= 0x00000300; - - reg = 0; - switch(vcc) { - case 0: break; - case 33: reg |= 0x00000200; break; - case 50: reg |= 0x00000100; break; - default: goto done; -} -#endif /* CONFIG_HMI10 */ - - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); - -#ifndef CONFIG_HMI10 - immap->im_ioport.iop_pcdat |= reg; - immap->im_ioport.iop_pcdir |= (0x0002 | 0x0004); -#else - immap->im_cpm.cp_pbdat &= !reg; - immap->im_cpm.cp_pbdir |= 0x00000300; -#endif /* CONFIG_HMI10 */ - if (reg) { -#ifndef CONFIG_HMI10 - debug ("PCMCIA powered at %sV\n", - (reg&0x0004) ? "5.0" : "3.3"); -#else - debug ("PCMCIA powered at %sV\n", - (reg&0x00000200) ? "5.0" : "3.3"); -#endif /* CONFIG_HMI10 */ - } else { - debug ("PCMCIA powered down\n"); - } - -done: - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(slot); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ -#ifndef NSCU_OE_INV - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ -#else - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ -#endif - PCMCIA_PGCRX(slot) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} -#endif - -#endif /* TQM8xxL */ - - -/* -------------------------------------------------------------------- */ -/* LWMON Board */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_LWMON) - -#define PCMCIA_BOARD_MSG "LWMON" - -/* #define's for MAX1604 Power Switch */ -#define MAX1604_OP_SUS 0x80 -#define MAX1604_VCCBON 0x40 -#define MAX1604_VCC_35 0x20 -#define MAX1604_VCCBHIZ 0x10 -#define MAX1604_VPPBON 0x08 -#define MAX1604_VPPBPBPGM 0x04 -#define MAX1604_VPPBHIZ 0x02 -/* reserved 0x01 */ - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - uchar val; - - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - /* Switch on PCMCIA port in PIC register 0x60 */ - reg = pic_read (0x60); - debug ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); - reg &= ~0x10; - /* reg |= 0x08; Vpp not needed */ - pic_write (0x60, reg); -#ifdef DEBUG - reg = pic_read (0x60); - printf ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); -#endif - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } - - /* - * Power On. - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - if ((reg & mask) == mask) { - val = 0; /* VCCB3/5 = 0 ==> use Vx = 5.0 V */ - puts (" 5.0V card found: "); - } else { - val = MAX1604_VCC_35; /* VCCB3/5 = 1 ==> use Vy = 3.3 V */ - puts (" 3.3V card found: "); - } - - /* switch VCC on */ - val |= MAX1604_OP_SUS | MAX1604_VCCBON; - i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); - i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); - - udelay(500000); - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - uchar val; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - - /* remove all power, put output in high impedance state */ - val = MAX1604_VCCBHIZ | MAX1604_VPPBHIZ; - i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); - i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - /* Switch off PCMCIA port in PIC register 0x60 */ - reg = pic_read (0x60); - debug ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); - reg |= 0x10; - reg &= ~0x08; - pic_write (0x60, reg); -#ifdef DEBUG - reg = pic_read (0x60); - printf ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); -#endif - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - uchar val; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Turn off all power (switch to high impedance) - */ - debug ("PCMCIA power OFF\n"); - val = MAX1604_VCCBHIZ | MAX1604_VPPBHIZ; - i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); - i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); - - val = 0; - switch(vcc) { - case 0: break; - case 33: val = MAX1604_VCC_35; break; - case 50: break; - default: goto done; - } - - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); - - i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); - if (val) { - debug ("PCMCIA powered at %sV\n", - (val & MAX1604_VCC_35) ? "3.3" : "5.0"); - } else { - debug ("PCMCIA powered down\n"); - } - -done: - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -#endif /* LWMON */ - -/* -------------------------------------------------------------------- */ -/* GTH board by Corelatus AB */ -/* -------------------------------------------------------------------- */ -#if defined(CONFIG_GTH) - -#define PCMCIA_BOARD_MSG "GTH COMPACT FLASH" - -static int voltage_set (int slot, int vcc, int vpp) -{ /* Do nothing */ - return 0; -} - -static int hardware_enable (int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: GTH Slot %c\n", 'A' + slot); - - immap = (immap_t *) CFG_IMMR; - sysp = (sysconf8xx_t *) (&(((immap_t *) CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *) (&(((immap_t *) CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *) (&(((immap_t *) CFG_IMMR)->im_cpm)); - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK (_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK (_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX (_slot_) = reg; - udelay (500); - - /* - * Make sure there is a card in the slot, - * then configure the interface. - */ - udelay (10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__, __FUNCTION__, - &(pcmp->pcmc_pipr), pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & 0x98000000) { - printf (" No Card found\n"); - return (1); - } - - mask = PCMCIA_VS1 (slot) | PCMCIA_VS2 (slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg & PCMCIA_VS1 (slot)) ? "n" : "ff", - (reg & PCMCIA_VS2 (slot)) ? "n" : "ff"); - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX (_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX (_slot_) = reg; - - udelay (250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return 0; -} -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - return 0; /* No hardware to disable */ -} -#endif /* CFG_CMD_PCMCIA */ -#endif /* CONFIG_GTH */ - -/* -------------------------------------------------------------------- */ -/* ICU862 Boards by Cambridge Broadband Ltd. */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_ICU862) - -#define PCMCIA_BOARD_MSG "ICU862" - -static void cfg_port_B (void); - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, pipr, mask; - int i; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* Configure Port B for TPS2205 PC-Card Power-Interface Switch */ - cfg_port_B (); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } - - /* - * Power On: Set VAVCC to 3.3V or 5V, set VAVPP to Hi-Z - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - pipr = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - pipr, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - - reg = cp->cp_pbdat; - if ((pipr & mask) == mask) { - reg |= (TPS2205_VPP_PGM | TPS2205_VPP_VCC | /* VAVPP => Hi-Z */ - TPS2205_VCC3); /* 3V off */ - reg &= ~(TPS2205_VCC5); /* 5V on */ - puts (" 5.0V card found: "); - } else { - reg |= (TPS2205_VPP_PGM | TPS2205_VPP_VCC | /* VAVPP => Hi-Z */ - TPS2205_VCC5); /* 5V off */ - reg &= ~(TPS2205_VCC3); /* 3V on */ - puts (" 3.3V card found: "); - } - - debug ("\nPB DAT: %08x -> 3.3V %s 5.0V %s VPP_PGM %s VPP_VCC %s\n", - reg, - (reg & TPS2205_VCC3) ? "off" : "on", - (reg & TPS2205_VCC5) ? "off" : "on", - (reg & TPS2205_VPP_PGM) ? "off" : "on", - (reg & TPS2205_VPP_VCC) ? "off" : "on" ); - - cp->cp_pbdat = reg; - - /* Wait 500 ms; use this to check for over-current */ - for (i=0; i<5000; ++i) { - if ((cp->cp_pbdat & TPS2205_OC) == 0) { - printf (" *** Overcurrent - Safety shutdown ***\n"); - cp->cp_pbdat &= ~(TPS2205_SHDN); - return (1); - } - udelay (100); - } - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - - /* Shut down */ - cp->cp_pbdat &= ~(TPS2205_SHDN); - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn all power pins to Hi-Z - */ - debug ("PCMCIA power OFF\n"); - cfg_port_B (); /* Enables switch, but all in Hi-Z */ - - reg = cp->cp_pbdat; - - switch(vcc) { - case 0: break; /* Switch off */ - case 33: reg &= ~TPS2205_VCC3; break; /* Switch on 3.3V */ - case 50: reg &= ~TPS2205_VCC5; break; /* Switch on 5.0V */ - default: goto done; - } - - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); - - cp->cp_pbdat = reg; - -#ifdef DEBUG - { - char *s; - - if ((reg & TPS2205_VCC3) == 0) { - s = "at 3.3V"; - } else if ((reg & TPS2205_VCC5) == 0) { - s = "at 5.0V"; - } else { - s = "down"; - } - printf ("PCMCIA powered %s\n", s); - } -#endif - -done: - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -static void cfg_port_B (void) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - uint reg; - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Configure Port B for TPS2205 PC-Card Power-Interface Switch - * - * Switch off all voltages, assert shutdown - */ - reg = cp->cp_pbdat; - reg |= (TPS2205_VPP_PGM | TPS2205_VPP_VCC | /* VAVPP => Hi-Z */ - TPS2205_VCC3 | TPS2205_VCC5 | /* VAVCC => Hi-Z */ - TPS2205_SHDN); /* enable switch */ - cp->cp_pbdat = reg; - - cp->cp_pbpar &= ~(TPS2205_INPUTS | TPS2205_OUTPUTS); - - reg = cp->cp_pbdir & ~(TPS2205_INPUTS); - cp->cp_pbdir = reg | TPS2205_OUTPUTS; - - debug ("Set Port B: PAR: %08x DIR: %08x DAT: %08x\n", - cp->cp_pbpar, cp->cp_pbdir, cp->cp_pbdat); -} - -#endif /* ICU862 */ - - -/* -------------------------------------------------------------------- */ -/* C2MON Boards by TTTech Computertechnik AG */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_C2MON) - -#define PCMCIA_BOARD_MSG "C2MON" - -static void cfg_ports (void); - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, pipr, mask; - ushort sreg; - int i; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* Configure Ports for TPS2211A PC-Card Power-Interface Switch */ - cfg_ports (); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } - - /* - * Power On: Set VAVCC to 3.3V or 5V, set VAVPP to Hi-Z - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - pipr = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - pipr, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - - sreg = immap->im_ioport.iop_pcdat; - if ((pipr & mask) == mask) { - sreg |= (TPS2211_VPPD0 | TPS2211_VPPD1 | /* VAVPP => Hi-Z */ - TPS2211_VCCD1); /* 5V on */ - sreg &= ~(TPS2211_VCCD0); /* 3V off */ - puts (" 5.0V card found: "); - } else { - sreg |= (TPS2211_VPPD0 | TPS2211_VPPD1 | /* VAVPP => Hi-Z */ - TPS2211_VCCD0); /* 3V on */ - sreg &= ~(TPS2211_VCCD1); /* 5V off */ - puts (" 3.3V card found: "); - } - - debug ("\nPC DAT: %04x -> 3.3V %s 5.0V %s\n", - sreg, - ( (sreg & TPS2211_VCCD0) && !(sreg & TPS2211_VCCD1)) ? "on" : "off", - (!(sreg & TPS2211_VCCD0) && (sreg & TPS2211_VCCD1)) ? "on" : "off" - ); - - immap->im_ioport.iop_pcdat = sreg; - - /* Wait 500 ms; use this to check for over-current */ - for (i=0; i<5000; ++i) { - if ((cp->cp_pbdat & TPS2211_OC) == 0) { - printf (" *** Overcurrent - Safety shutdown ***\n"); - immap->im_ioport.iop_pcdat &= ~(TPS2211_VCCD0|TPS2211_VCCD1); - return (1); - } - udelay (100); - } - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - /* ALl voltages off / Hi-Z */ - immap->im_ioport.iop_pcdat |= (TPS2211_VPPD0 | TPS2211_VPPD1 | - TPS2211_VCCD0 | TPS2211_VCCD1 ); - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - ushort sreg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn all power pins to Hi-Z - */ - debug ("PCMCIA power OFF\n"); - cfg_ports (); /* Enables switch, but all in Hi-Z */ - - sreg = immap->im_ioport.iop_pcdat; - sreg |= TPS2211_VPPD0 | TPS2211_VPPD1; /* VAVPP always Hi-Z */ - - switch(vcc) { - case 0: break; /* Switch off */ - case 33: sreg |= TPS2211_VCCD0; /* Switch on 3.3V */ - sreg &= ~TPS2211_VCCD1; - break; - case 50: sreg &= ~TPS2211_VCCD0; /* Switch on 5.0V */ - sreg |= TPS2211_VCCD1; - break; - default: goto done; - } - - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); - - immap->im_ioport.iop_pcdat = sreg; - -#ifdef DEBUG - { - char *s; - - if ((sreg & TPS2211_VCCD0) && !(sreg & TPS2211_VCCD1)) { - s = "at 3.3V"; - } else if (!(sreg & TPS2211_VCCD0) && (sreg & TPS2211_VCCD1)) { - s = "at 5.0V"; - } else { - s = "down"; - } - printf ("PCMCIA powered %s\n", s); - } -#endif - -done: - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -static void cfg_ports (void) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - ushort sreg; - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Configure Port C for TPS2211 PC-Card Power-Interface Switch - * - * Switch off all voltages, assert shutdown - */ - sreg = immap->im_ioport.iop_pcdat; - sreg |= (TPS2211_VPPD0 | TPS2211_VPPD1); /* VAVPP => Hi-Z */ - sreg &= ~(TPS2211_VCCD0 | TPS2211_VCCD1); /* 3V and 5V off */ - immap->im_ioport.iop_pcdat = sreg; - - immap->im_ioport.iop_pcpar &= ~(TPS2211_OUTPUTS); - immap->im_ioport.iop_pcdir |= TPS2211_OUTPUTS; - - debug ("Set Port C: PAR: %04x DIR: %04x DAT: %04x\n", - immap->im_ioport.iop_pcpar, - immap->im_ioport.iop_pcdir, - immap->im_ioport.iop_pcdat); - - /* - * Configure Port B for TPS2211 PC-Card Power-Interface Switch - * - * Over-Current Input only - */ - cp->cp_pbpar &= ~(TPS2211_INPUTS); - cp->cp_pbdir &= ~(TPS2211_INPUTS); - - debug ("Set Port B: PAR: %08x DIR: %08x DAT: %08x\n", - cp->cp_pbpar, cp->cp_pbdir, cp->cp_pbdat); -} - -#endif /* C2MON */ - -/* -------------------------------------------------------------------- */ -/* MBX board from Morotola */ -/* -------------------------------------------------------------------- */ - -#if defined( CONFIG_MBX ) -#include <../board/mbx8xx/csr.h> - -/* A lot of this has been taken from the RPX code in this file it works from me. - I have added the voltage selection for the MBX board. */ - -/* MBX voltage bit in control register #2 */ -#define CR2_VPP12 ((uchar)0x10) -#define CR2_VPPVDD ((uchar)0x20) -#define CR2_VDD5 ((uchar)0x40) -#define CR2_VDD3 ((uchar)0x80) - -#define PCMCIA_BOARD_MSG "MBX860" - -static int voltage_set (int slot, int vcc, int vpp) -{ - uchar reg = 0; - - debug ("voltage_set: PCMCIA_BOARD_MSG Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A' + slot, vcc / 10, vcc % 10, vpp / 10, vcc % 10); - - switch (vcc) { - case 0: - break; - case 33: - reg |= CR2_VDD3; - break; - case 50: - reg |= CR2_VDD5; - break; - default: - return 1; - } - - switch (vpp) { - case 0: - break; - case 33: - case 50: - if (vcc == vpp) { - reg |= CR2_VPPVDD; - } else { - return 1; - } - break; - case 120: - reg |= CR2_VPP12; - break; - default: - return 1; - } - - /* first, turn off all power */ - MBX_CSR2 &= ~(CR2_VDDSEL | CR2_VPPSEL); - - /* enable new powersettings */ - MBX_CSR2 |= reg; - debug ("MBX_CSR2 read = 0x%02x\n", MBX_CSR2); - - return (0); -} - -static int hardware_enable (int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", - 'A' + slot); - - udelay (10000); - - immap = (immap_t *) CFG_IMMR; - sysp = (sysconf8xx_t *) (&(((immap_t *) CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *) (&(((immap_t *) CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *) (&(((immap_t *) CFG_IMMR)->im_cpm)); - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK (_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK (_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX (_slot_) = reg; - udelay (500); - - /* remove all power */ - voltage_set (slot, 0, 0); - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); -#ifndef CONFIG_HMI10 - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { -#else - if (pcmp->pcmc_pipr & (0x10000000 >> (slot << 4))) { -#endif /* CONFIG_HMI10 */ - printf (" No Card found\n"); - return (1); - } - - /* - * Power On. - */ - mask = PCMCIA_VS1 (_slot_) | PCMCIA_VS2 (_slot_); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", reg, - (reg & PCMCIA_VS1 (slot)) ? "n" : "ff", - (reg & PCMCIA_VS2 (slot)) ? "n" : "ff"); - - if ((reg & mask) == mask) { - voltage_set (_slot_, 50, 0); - printf (" 5.0V card found: "); - } else { - voltage_set (_slot_, 33, 0); - printf (" 3.3V card found: "); - } - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX (_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX (_slot_) = reg; - - udelay (250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable (int slot) -{ - return 0; /* No hardware to disable */ -} -#endif /* CFG_CMD_PCMCIA */ -#endif /* CONFIG_MBX */ -/* -------------------------------------------------------------------- */ -/* R360MPI Board */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_R360MPI) - -#define PCMCIA_BOARD_MSG "R360MPI" - - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Ports A, B & C pins for - * 5 Volts Enable and 3 Volts enable - */ - immap->im_ioport.iop_pcpar &= ~(0x0400); - immap->im_ioport.iop_pcso &= ~(0x0400);/* - immap->im_ioport.iop_pcdir |= 0x0400;*/ - - immap->im_ioport.iop_papar &= ~(0x0200);/* - immap->im_ioport.iop_padir |= 0x0200;*/ -#if 0 - immap->im_ioport.iop_pbpar &= ~(0xC000); - immap->im_ioport.iop_pbdir &= ~(0xC000); -#endif - /* remove all power */ - - immap->im_ioport.iop_pcdat |= 0x0400; - immap->im_ioport.iop_padat |= 0x0200; - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } - - /* - * Power On. - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - if ((reg & mask) == mask) { - immap->im_ioport.iop_pcdat &= ~(0x4000); - puts (" 5.0V card found: "); - } else { - immap->im_ioport.iop_padat &= ~(0x0002); - puts (" 3.3V card found: "); - } - immap->im_ioport.iop_pcdir |= 0x0400; - immap->im_ioport.iop_padir |= 0x0200; -#if 0 - /* VCC switch error flag, PCMCIA slot INPACK_ pin */ - cp->cp_pbdir &= ~(0x0020 | 0x0010); - cp->cp_pbpar &= ~(0x0020 | 0x0010); - udelay(500000); -#endif - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - - /* remove all power */ - immap->im_ioport.iop_pcdat |= 0x0400; - immap->im_ioport.iop_padat |= 0x0200; - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Ports A & C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn off all power - */ - debug ("PCMCIA power OFF\n"); - immap->im_ioport.iop_pcpar &= ~(0x0400); - immap->im_ioport.iop_pcso &= ~(0x0400);/* - immap->im_ioport.iop_pcdir |= 0x0400;*/ - - immap->im_ioport.iop_papar &= ~(0x0200);/* - immap->im_ioport.iop_padir |= 0x0200;*/ - - immap->im_ioport.iop_pcdat |= 0x0400; - immap->im_ioport.iop_padat |= 0x0200; - - reg = 0; - switch(vcc) { - case 0: break; - case 33: reg |= 0x0200; break; - case 50: reg |= 0x0400; break; - default: goto done; - } - - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); - - if (reg & 0x0200) - immap->im_ioport.iop_pcdat &= !reg; - if (reg & 0x0400) - immap->im_ioport.iop_padat &= !reg; - immap->im_ioport.iop_pcdir |= 0x0200; - immap->im_ioport.iop_padir |= 0x0400; - if (reg) { - debug ("PCMCIA powered at %sV\n", - (reg&0x0400) ? "5.0" : "3.3"); - } else { - debug ("PCMCIA powered down\n"); - } - -done: - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -#endif /* R360MPI */ - -/* -------------------------------------------------------------------- */ -/* KUP4K and KUP4X Boards */ -/* -------------------------------------------------------------------- */ -#if defined(CONFIG_KUP4K) || defined(CONFIG_KUP4X) - -#define PCMCIA_BOARD_MSG "KUP" - -#define KUP4K_PCMCIA_B_3V3 (0x00020000) - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(slot); - pcmp->pcmc_per &= ~PCMCIA_MASK(slot); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(slot) = reg; - udelay(2500); - - /* - * Configure Port B pins for - * 3 Volts enable - */ - if (slot) { /* Slot A is built-in */ - cp->cp_pbdir |= KUP4K_PCMCIA_B_3V3; - cp->cp_pbpar &= ~KUP4K_PCMCIA_B_3V3; - /* remove all power */ - cp->cp_pbdat |= KUP4K_PCMCIA_B_3V3; /* active low */ - } - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } - - /* - * Power On. - */ - printf("%s Slot %c:", slot ? "" : "\n", 'A' + slot); - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - if ((reg & mask) == mask) { - puts (" 5.0V card found: NOT SUPPORTED !!!\n"); - } else { - if(slot) - cp->cp_pbdat &= ~KUP4K_PCMCIA_B_3V3; - puts (" 3.3V card found: "); - } -#if 0 - /* VCC switch error flag, PCMCIA slot INPACK_ pin */ - cp->cp_pbdir &= ~(0x0020 | 0x0010); - cp->cp_pbpar &= ~(0x0020 | 0x0010); - udelay(500000); -#endif - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(slot); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(slot) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* remove all power */ - if (slot) - cp->cp_pbdat |= KUP4K_PCMCIA_B_3V3; - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(slot) = reg; - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("voltage_set: " \ - PCMCIA_BOARD_MSG \ - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - if (!slot) /* Slot A is not configurable */ - return 0; - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(slot); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(slot) = reg; - udelay(500); - - debug ("PCMCIA power OFF\n"); - /* - * Configure Port B pins for - * 3 Volts enable - */ - cp->cp_pbdir |= KUP4K_PCMCIA_B_3V3; - cp->cp_pbpar &= ~KUP4K_PCMCIA_B_3V3; - /* remove all power */ - cp->cp_pbdat |= KUP4K_PCMCIA_B_3V3; /* active low */ - - switch(vcc) { - case 0: break; - case 33: - cp->cp_pbdat &= ~KUP4K_PCMCIA_B_3V3; - debug ("PCMCIA powered at 3.3V\n"); - break; - case 50: - debug ("PCMCIA: 5Volt vcc not supported\n"); - break; - default: - puts("PCMCIA: vcc not supported"); - break; - } - udelay(10000); - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & (0x80000000 >> (slot << 4))) - ? "only 5 V --> NOT SUPPORTED" - : "can do 3.3V"); - - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(slot); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(slot) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -#endif /* KUP4K || KUP4X */ - - -/* -------------------------------------------------------------------- */ -/* End of Board Specific Stuff */ -/* -------------------------------------------------------------------- */ - - -/* -------------------------------------------------------------------- */ -/* MPC8xx Specific Stuff - should go to MPC8xx directory */ -/* -------------------------------------------------------------------- */ - -/* - * Search this table to see if the windowsize is - * supported... - */ - -#define M8XX_SIZES_NO 32 - -static const u_int m8xx_size_to_gray[M8XX_SIZES_NO] = -{ 0x00000001, 0x00000002, 0x00000008, 0x00000004, - 0x00000080, 0x00000040, 0x00000010, 0x00000020, - 0x00008000, 0x00004000, 0x00001000, 0x00002000, - 0x00000100, 0x00000200, 0x00000800, 0x00000400, - - 0x0fffffff, 0xffffffff, 0xffffffff, 0xffffffff, - 0x01000000, 0x02000000, 0xffffffff, 0x04000000, - 0x00010000, 0x00020000, 0x00080000, 0x00040000, - 0x00800000, 0x00400000, 0x00100000, 0x00200000 }; - - -/* -------------------------------------------------------------------- */ - -#if ( ! defined(CONFIG_I82365) && ! defined(CONFIG_PXA_PCMCIA) ) - -static u_int m8xx_get_graycode(u_int size) -{ - u_int k; - - for (k = 0; k < M8XX_SIZES_NO; k++) { - if(m8xx_size_to_gray[k] == size) + puts (" Unknown"); break; } - - if((k == M8XX_SIZES_NO) || (m8xx_size_to_gray[k] == -1)) - k = -1; - - return k; -} - -#endif /* CONFIG_I82365 */ - -/* -------------------------------------------------------------------- */ - -#if 0 -static u_int m8xx_get_speed(u_int ns, u_int is_io) -{ - u_int reg, clocks, psst, psl, psht; - - if(!ns) { - - /* - * We get called with IO maps setup to 0ns - * if not specified by the user. - * They should be 255ns. - */ - - if(is_io) - ns = 255; - else - ns = 100; /* fast memory if 0 */ - } - - /* - * In PSST, PSL, PSHT fields we tell the controller - * timing parameters in CLKOUT clock cycles. - * CLKOUT is the same as GCLK2_50. - */ - -/* how we want to adjust the timing - in percent */ - -#define ADJ 180 /* 80 % longer accesstime - to be sure */ - - clocks = ((M8XX_BUSFREQ / 1000) * ns) / 1000; - clocks = (clocks * ADJ) / (100*1000); - - if(clocks >= PCMCIA_BMT_LIMIT) { - DEBUG(0, "Max access time limit reached\n"); - clocks = PCMCIA_BMT_LIMIT-1; - } - - psst = clocks / 7; /* setup time */ - psht = clocks / 7; /* hold time */ - psl = (clocks * 5) / 7; /* strobe length */ - - psst += clocks - (psst + psht + psl); - - reg = psst << 12; - reg |= psl << 7; - reg |= psht << 16; - - return reg; -} -#endif - -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA) -static void print_funcid (int func) -{ - puts (indent); - switch (func) { - case CISTPL_FUNCID_MULTI: - puts (" Multi-Function"); - break; - case CISTPL_FUNCID_MEMORY: - puts (" Memory"); - break; - case CISTPL_FUNCID_SERIAL: - puts (" Serial Port"); - break; - case CISTPL_FUNCID_PARALLEL: - puts (" Parallel Port"); - break; - case CISTPL_FUNCID_FIXED: - puts (" Fixed Disk"); - break; - case CISTPL_FUNCID_VIDEO: - puts (" Video Adapter"); - break; - case CISTPL_FUNCID_NETWORK: - puts (" Network Adapter"); - break; - case CISTPL_FUNCID_AIMS: - puts (" AIMS Card"); - break; - case CISTPL_FUNCID_SCSI: - puts (" SCSI Adapter"); - break; - default: - puts (" Unknown"); - break; - } puts (" Card\n"); } -#endif /* CONFIG_IDE_8xx_PCCARD */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA) static void print_fixed (volatile uchar *p) { if (p == NULL) @@ -2626,16 +169,16 @@ static void print_fixed (volatile uchar *p) puts(indent); switch (*p) { - case CISTPL_FUNCE_IDE_IFACE: - { uchar iface = *(p+2); + case CISTPL_FUNCE_IDE_IFACE: + { uchar iface = *(p+2); puts ((iface == CISTPL_IDE_INTERFACE) ? " IDE" : " unknown"); puts (" interface "); break; - } - case CISTPL_FUNCE_IDE_MASTER: - case CISTPL_FUNCE_IDE_SLAVE: - { uchar f1 = *(p+2); + } + case CISTPL_FUNCE_IDE_MASTER: + case CISTPL_FUNCE_IDE_SLAVE: + { uchar f1 = *(p+2); uchar f2 = *(p+4); puts ((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]"); @@ -2667,23 +210,10 @@ static void print_fixed (volatile uchar *p) puts (" [IOis16]"); break; - } + } } putc ('\n'); } -#endif /* CONFIG_IDE_8xx_PCCARD */ - -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA) - -#define MAX_IDENT_CHARS 64 -#define MAX_IDENT_FIELDS 4 - -static uchar *known_cards[] = { - (uchar *)"ARGOSY PnPIDE D5", - NULL -}; static int identify (volatile uchar *p) { @@ -2735,576 +265,101 @@ static int identify (volatile uchar *p) return (0); /* don't know */ } -#endif /* CONFIG_IDE_8xx_PCCARD */ - -/* -------------------------------------------------------------------- */ -/* NETTA board by Intracom S.A. */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_NETTA) - -/* some sane bit macros */ -#define _BD(_b) (1U << (31-(_b))) -#define _BDR(_l, _h) (((((1U << (31-(_l))) - 1) << 1) | 1) & ~((1U << (31-(_h))) - 1)) - -#define _BW(_b) (1U << (15-(_b))) -#define _BWR(_l, _h) (((((1U << (15-(_l))) - 1) << 1) | 1) & ~((1U << (15-(_h))) - 1)) - -#define _BB(_b) (1U << (7-(_b))) -#define _BBR(_l, _h) (((((1U << (7-(_l))) - 1) << 1) | 1) & ~((1U << (7-(_h))) - 1)) - -#define _B(_b) _BD(_b) -#define _BR(_l, _h) _BDR(_l, _h) - -#define PCMCIA_BOARD_MSG "NETTA" - -static const unsigned short vppd_masks[2] = { _BW(14), _BW(15) }; - -static void cfg_vppd(int no) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask; - - if ((unsigned int)no >= sizeof(vppd_masks)/sizeof(vppd_masks[0])) - return; - - mask = vppd_masks[no]; - - immap->im_ioport.iop_papar &= ~mask; - immap->im_ioport.iop_paodr &= ~mask; - immap->im_ioport.iop_padir |= mask; -} - -static void set_vppd(int no, int what) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask; - - if ((unsigned int)no >= sizeof(vppd_masks)/sizeof(vppd_masks[0])) - return; - - mask = vppd_masks[no]; - - if (what) - immap->im_ioport.iop_padat |= mask; - else - immap->im_ioport.iop_padat &= ~mask; -} - -static const unsigned short vccd_masks[2] = { _BW(10), _BW(6) }; - -static void cfg_vccd(int no) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask; - - if ((unsigned int)no >= sizeof(vccd_masks)/sizeof(vccd_masks[0])) - return; - - mask = vccd_masks[no]; - - immap->im_ioport.iop_papar &= ~mask; - immap->im_ioport.iop_paodr &= ~mask; - immap->im_ioport.iop_padir |= mask; -} - -static void set_vccd(int no, int what) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask; - - if ((unsigned int)no >= sizeof(vccd_masks)/sizeof(vccd_masks[0])) - return; - - mask = vccd_masks[no]; - - if (what) - immap->im_ioport.iop_padat |= mask; - else - immap->im_ioport.iop_padat &= ~mask; -} - -static const unsigned short oc_mask = _BW(8); - -static void cfg_oc(void) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask = oc_mask; - - immap->im_ioport.iop_pcdir &= ~mask; - immap->im_ioport.iop_pcso &= ~mask; - immap->im_ioport.iop_pcint &= ~mask; - immap->im_ioport.iop_pcpar &= ~mask; -} - -static int get_oc(void) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask = oc_mask; - int what; - - what = !!(immap->im_ioport.iop_pcdat & mask);; - return what; -} - -static const unsigned short shdn_mask = _BW(12); - -static void cfg_shdn(void) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask; - - mask = shdn_mask; - - immap->im_ioport.iop_papar &= ~mask; - immap->im_ioport.iop_paodr &= ~mask; - immap->im_ioport.iop_padir |= mask; -} -static void set_shdn(int what) +int check_ide_device (int slot) { - volatile immap_t *immap = (immap_t *)CFG_IMMR; - unsigned short mask; - - mask = shdn_mask; - - if (what) - immap->im_ioport.iop_padat |= mask; - else - immap->im_ioport.iop_padat &= ~mask; -} - -static void cfg_ports (void); - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, pipr, mask; + volatile uchar *ident = NULL; + volatile uchar *feature_p[MAX_FEATURES]; + volatile uchar *p, *start, *addr; + int n_features = 0; + uchar func_id = ~0; + uchar code, len; + ushort config_base = 0; + int found = 0; int i; - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* Configure Ports for TPS2211A PC-Card Power-Interface Switch */ - cfg_ports (); - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + addr = (volatile uchar *)(CFG_PCMCIA_MEM_ADDR + + CFG_PCMCIA_MEM_SIZE * (slot * 4)); + debug ("PCMCIA MEM: %08lX\n", (ulong)addr); - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; + start = p = (volatile uchar *) addr; - udelay(500); + while ((p - start) < MAX_TUPEL_SZ) { - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } + code = *p; p += 2; - /* - * Power On: Set VAVCC to 3.3V or 5V, set VAVPP to Hi-Z - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - pipr = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - pipr, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); + if (code == 0xFF) { /* End of chain */ + break; + } - if ((pipr & mask) == mask) { - set_vppd(0, 1); set_vppd(1, 1); /* VAVPP => Hi-Z */ - set_vccd(0, 0); set_vccd(1, 1); /* 5V on, 3V off */ - puts (" 5.0V card found: "); - } else { - set_vppd(0, 1); set_vppd(1, 1); /* VAVPP => Hi-Z */ - set_vccd(0, 1); set_vccd(1, 0); /* 5V off, 3V on */ - puts (" 3.3V card found: "); - } + len = *p; p += 2; +#if defined(DEBUG) && (DEBUG > 1) + { volatile uchar *q = p; + printf ("\nTuple code %02x length %d\n\tData:", + code, len); - /* Wait 500 ms; use this to check for over-current */ - for (i=0; i<5000; ++i) { - if (!get_oc()) { - printf (" *** Overcurrent - Safety shutdown ***\n"); - set_vccd(0, 0); set_vccd(1, 0); /* VAVPP => Hi-Z */ - return (1); + for (i = 0; i < len; ++i) { + printf (" %02x", *q); + q+= 2; + } } - udelay (100); +#endif /* DEBUG */ + switch (code) { + case CISTPL_VERS_1: + ident = p + 4; + break; + case CISTPL_FUNCID: + /* Fix for broken SanDisk which may have 0x80 bit set */ + func_id = *p & 0x7F; + break; + case CISTPL_FUNCE: + if (n_features < MAX_FEATURES) + feature_p[n_features++] = p; + break; + case CISTPL_CONFIG: + config_base = (*(p+6) << 8) + (*(p+4)); + debug ("\n## Config_base = %04x ###\n", config_base); + default: + break; + } + p += 2 * len; } - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - /* All voltages off / Hi-Z */ - set_vppd(0, 1); set_vppd(1, 1); - set_vccd(0, 1); set_vccd(1, 1); - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - ushort sreg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn all power pins to Hi-Z - */ - debug ("PCMCIA power OFF\n"); - cfg_ports (); /* Enables switch, but all in Hi-Z */ - - sreg = immap->im_ioport.iop_pcdat; - set_vppd(0, 1); set_vppd(1, 1); - - switch(vcc) { - case 0: - break; /* Switch off */ - - case 33: - set_vccd(0, 1); set_vccd(1, 0); - break; + found = identify (ident); - case 50: - set_vccd(0, 0); set_vccd(1, 1); - break; + if (func_id != ((uchar)~0)) { + print_funcid (func_id); - default: - goto done; + if (func_id == CISTPL_FUNCID_FIXED) + found = 1; + else + return (1); /* no disk drive */ } - /* Checking supported voltages */ - - debug ("PIPR: 0x%x --> %s\n", - pcmp->pcmc_pipr, - (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); - -done: - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -static void cfg_ports (void) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - - immap = (immap_t *)CFG_IMMR; - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - - cfg_vppd(0); cfg_vppd(1); /* VPPD0,VPPD1 VAVPP => Hi-Z */ - cfg_vccd(0); cfg_vccd(1); /* 3V and 5V off */ - cfg_shdn(); - cfg_oc(); - - /* - * Configure Port A for TPS2211 PC-Card Power-Interface Switch - * - * Switch off all voltages, assert shutdown - */ - set_vppd(0, 1); set_vppd(1, 1); - set_vccd(0, 0); set_vccd(1, 0); - set_shdn(1); - - udelay(100000); -} - -#endif /* NETTA */ - - -/* -------------------------------------------------------------------- */ -/* UC100 Boards */ -/* -------------------------------------------------------------------- */ - -#if defined(CONFIG_UC100) - -#define PCMCIA_BOARD_MSG "UC100" - -/* - * Remark: don't turn off OE "__MY_PCMCIA_GCRX_CXOE" on UC100 board. - * This leads to board-hangup! (sr, 8 Dez. 2004) - */ - -static void cfg_ports (void); - -static int hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CFG_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); - - /* Configure Ports for TPS2211A PC-Card Power-Interface Switch */ - cfg_ports (); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); + for (i=0; i<n_features; ++i) { + print_fixed (feature_p[i]); } - /* - * Power On. - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - if ((reg & mask) == mask) { - puts (" 5.0V card found: "); - } else { - puts (" 3.3V card found: "); + if (!found) { + printf ("unknown card type\n"); + return (1); } - /* switch VCC on */ - immap->im_ioport.iop_padat |= 0x8000; /* power enable 3.3V */ - - udelay(10000); - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -static int hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - - /* switch VCC off */ - immap->im_ioport.iop_padat &= ~0x8000; /* power disable 3.3V */ - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(10000); - - return (0); -} -#endif /* CFG_CMD_PCMCIA */ - - -static int voltage_set(int slot, int vcc, int vpp) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - immap = (immap_t *)CFG_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn all power pins to Hi-Z - */ - debug ("PCMCIA power OFF\n"); - cfg_ports (); /* Enables switch, but all in Hi-Z */ - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); + ide_devices_found |= (1 << slot); - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); +#if CONFIG_CPC45 +#else + /* set I/O area in config reg -> only valid for ARGOSY D5!!! */ + *((uchar *)(addr + config_base)) = 1; +#endif +#if 0 + printf("\n## Config_base = %04x ###\n", config_base); + printf("Configuration Option Register: %02x @ %x\n", readb(addr + config_base), addr + config_base); + printf("Card Configuration and Status Register: %02x\n", readb(addr + config_base + 2)); + printf("Pin Replacement Register Register: %02x\n", readb(addr + config_base + 4)); + printf("Socket and Copy Register: %02x\n", readb(addr + config_base + 6)); +#endif return (0); } -static void cfg_ports (void) -{ - volatile immap_t *immap; - - immap = (immap_t *)CFG_IMMR; - - /* - * Configure Port A for MAX1602 PC-Card Power-Interface Switch - */ - immap->im_ioport.iop_padat &= ~0x8000; /* set port x output to low */ - immap->im_ioport.iop_padir |= 0x8000; /* enable port x as output */ - - debug ("Set Port A: PAR: %08x DIR: %08x DAT: %08x\n", - immap->im_ioport.iop_papar, immap->im_ioport.iop_padir, - immap->im_ioport.iop_padat); -} - -#endif /* UC100 */ - - -/* -------------------------------------------------------------------- */ - -#endif /* CFG_CMD_PCMCIA || (CFG_CMD_IDE && CONFIG_IDE_8xx_PCCARD) */ - -/**************************************************/ - -#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) -U_BOOT_CMD( - pinit, 2, 1, do_pinit, - "pinit - PCMCIA sub-system\n", - "on - power on PCMCIA socket\n" - "pinit off - power off PCMCIA socket\n" -); -#endif +#endif /* CHECK_IDE_DEVICE */ |