/*
- * (C) Copyright 2000-2002
+ * (C) Copyright 2000-2006
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
#include <command.h>
#include <config.h>
#include <pcmcia.h>
-#include <cmd_pcmcia.h>
-#if defined(CONFIG_IDE_8xx_PCCARD) && defined(CONFIG_8xx)
-#include <mpc8xx.h>
-#endif
-#if defined(CONFIG_LWMON)
-#include <i2c.h>
-#endif
-
-#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);
-
-#ifndef CONFIG_I82365
-static u_int m8xx_get_graycode(u_int size);
-#endif /* CONFIG_I82365 */
-#if 0
-static u_int m8xx_get_speed(u_int ns, u_int is_io);
-#endif
+#include <asm/io.h>
/* -------------------------------------------------------------------- */
-/* 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_I82365 */
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-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 */
-
-const char *indent = "\t ";
+#if defined(CONFIG_CMD_PCMCIA)
-/* -------------------------------------------------------------------- */
-
-#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[])
{
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 {
return rcode;
}
-#endif /* CFG_CMD_PCMCIA */
-
-/* -------------------------------------------------------------------- */
-#ifdef CONFIG_I82365
-int pcmcia_on (void)
-{
- u_int rc;
+U_BOOT_CMD(
+ pinit, 2, 0, do_pinit,
+ "pinit - PCMCIA sub-system\n",
+ "on - power on PCMCIA socket\n"
+ "pinit off - power off PCMCIA socket\n"
+ );
- debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n");
+#endif
- rc = i82365_init();
+/* -------------------------------------------------------------------- */
- if (rc == 0)
- {
- rc = check_ide_device(0);
- }
+#undef CHECK_IDE_DEVICE
- return (rc);
-}
-#else
+#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD)
+#define CHECK_IDE_DEVICE
+#endif
-#if defined(CONFIG_LWMON)
-# 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:
- 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 */
- default: /* set to not valid */
- win->or = 0;
+ 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;
- }
-
- debug ("MemWin %d: PBR 0x%08lX POR %08lX\n",
- i, win->br, win->or);
- base += CFG_PCMCIA_MEM_SIZE;
- ++win;
}
+ puts (" Card\n");
+}
- 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;
+static void print_fixed (volatile uchar *p)
+{
+ if (p == NULL)
+ return;
- /* Enable external hardware */
- if ((rc = hardware_enable(slot)))
- continue;
+ puts(indent);
-#ifdef CONFIG_IDE_8xx_PCCARD
- if ((rc = check_ide_device(i)))
- continue;
-#endif
- }
- return (rc);
-}
-#endif /* CONFIG_I82365 */
+ switch (*p) {
+ 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);
+ uchar f2 = *(p+4);
-#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA)
+ puts ((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]");
-#ifdef CONFIG_I82365
-static int pcmcia_off (void)
-{
- printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n");
+ if (f1 & CISTPL_IDE_UNIQUE)
+ puts (" [unique]");
- i82365_exit();
+ puts ((f1 & CISTPL_IDE_DUAL) ? " [dual]" : " [single]");
- return 0;
-}
-#else
-static int pcmcia_off (void)
-{
- int i;
- pcmcia_win_t *win;
+ if (f2 & CISTPL_IDE_HAS_SLEEP)
+ puts (" [sleep]");
- printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n");
+ if (f2 & CISTPL_IDE_HAS_STANDBY)
+ puts (" [standby]");
- /* 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_);
+ if (f2 & CISTPL_IDE_HAS_IDLE)
+ puts (" [idle]");
- /* turn off interrupt and disable CxOE */
- PCMCIA_PGCRX(_slot_) = __MY_PCMCIA_GCRX_CXOE;
+ if (f2 & CISTPL_IDE_LOW_POWER)
+ puts (" [low power]");
- /* turn off memory windows */
- win = (pcmcia_win_t *)(&((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pbr0);
+ if (f2 & CISTPL_IDE_REG_INHIBIT)
+ puts (" [reg inhibit]");
- for (i=0; i<PCMCIA_MEM_WIN_NO; ++i) {
- /* disable memory window */
- win->or = 0;
- ++win;
- }
+ if (f2 & CISTPL_IDE_HAS_INDEX)
+ puts (" [index]");
- /* turn off voltage */
- voltage_set(_slot_, 0, 0);
+ if (f2 & CISTPL_IDE_IOIS16)
+ puts (" [IOis16]");
- /* disable external hardware */
- printf ("Shutdown and Poweroff " PCMCIA_SLOT_MSG "\n");
- hardware_disable(_slot_);
- return 0;
+ break;
+ }
+ }
+ putc ('\n');
}
-#endif /* CONFIG_I82365 */
-#endif /* CFG_CMD_PCMCIA */
+static int identify (volatile uchar *p)
+{
+ uchar id_str[MAX_IDENT_CHARS];
+ uchar data;
+ uchar *t;
+ uchar **card;
+ int i, done;
-/* -------------------------------------------------------------------- */
+ if (p == NULL)
+ return (0); /* Don't know */
-#ifdef CONFIG_IDE_8xx_PCCARD
+ t = id_str;
+ done =0;
-#define MAX_TUPEL_SZ 512
-#define MAX_FEATURES 4
+ for (i=0; i<=4 && !done; ++i, p+=2) {
+ while ((data = *p) != '\0') {
+ if (data == 0xFF) {
+ done = 1;
+ break;
+ }
+ *t++ = data;
+ if (t == &id_str[MAX_IDENT_CHARS-1]) {
+ done = 1;
+ break;
+ }
+ p += 2;
+ }
+ if (!done)
+ *t++ = ' ';
+ }
+ *t = '\0';
+ while (--t > id_str) {
+ if (*t == ' ')
+ *t = '\0';
+ else
+ break;
+ }
+ puts ((char *)id_str);
+ putc ('\n');
+
+ for (card=known_cards; *card; ++card) {
+ debug ("## Compare against \"%s\"\n", *card);
+ if (strcmp((char *)*card, (char *)id_str) == 0) { /* found! */
+ debug ("## CARD FOUND ##\n");
+ return (1);
+ }
+ }
+
+ return (0); /* don't know */
+}
-int ide_devices_found;
-static int check_ide_device (int slot)
+int check_ide_device (int slot)
{
volatile uchar *ident = NULL;
volatile uchar *feature_p[MAX_FEATURES];
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;
-
- 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 */
- 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
- */
- immap->im_ioport.iop_pcpar &= ~(0x0002 | 0x0004);
- immap->im_ioport.iop_pcso &= ~(0x0002 | 0x0004);
- /* remove all power */
-
- immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004);
-
- /*
- * 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 |= 0x0004;
- puts (" 5.0V card found: ");
- } else {
- immap->im_ioport.iop_pcdat |= 0x0002;
- puts (" 3.3V card found: ");
- }
- immap->im_ioport.iop_pcdir |= (0x0002 | 0x0004);
#if 0
- /* VCC switch error flag, PCMCIA slot INPACK_ pin */
- cp->cp_pbdir &= ~(0x0020 | 0x0010);
- cp->cp_pbpar &= ~(0x0020 | 0x0010);
- udelay(500000);
+ 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
- udelay(1000);
- 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 &= ~(0x0002 | 0x0004);
-
- 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 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;
- }
-
- /* 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 |= reg;
- immap->im_ioport.iop_pcdir |= (0x0002 | 0x0004);
- if (reg) {
- debug ("PCMCIA powered at %sV\n",
- (reg&0x0004) ? "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 /* 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);
- 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) {
- 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 Board */
-/* -------------------------------------------------------------------- */
-#if defined(CONFIG_KUP4K)
-
-#define PCMCIA_BOARD_MSG "KUP4K"
-
-#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 */
-
-
-
-
-
-/* -------------------------------------------------------------------- */
-/* 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 };
-
-
-/* -------------------------------------------------------------------- */
-
-#ifndef CONFIG_I82365
-
-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)
- 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
-
-/* -------------------------------------------------------------------- */
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-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 */
-
-/* -------------------------------------------------------------------- */
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-static void print_fixed (volatile uchar *p)
-{
- if (p == NULL)
- return;
-
- puts(indent);
-
- switch (*p) {
- 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);
- uchar f2 = *(p+4);
-
- puts ((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]");
-
- if (f1 & CISTPL_IDE_UNIQUE)
- puts (" [unique]");
-
- puts ((f1 & CISTPL_IDE_DUAL) ? " [dual]" : " [single]");
-
- if (f2 & CISTPL_IDE_HAS_SLEEP)
- puts (" [sleep]");
-
- if (f2 & CISTPL_IDE_HAS_STANDBY)
- puts (" [standby]");
-
- if (f2 & CISTPL_IDE_HAS_IDLE)
- puts (" [idle]");
-
- if (f2 & CISTPL_IDE_LOW_POWER)
- puts (" [low power]");
-
- if (f2 & CISTPL_IDE_REG_INHIBIT)
- puts (" [reg inhibit]");
-
- if (f2 & CISTPL_IDE_HAS_INDEX)
- puts (" [index]");
-
- if (f2 & CISTPL_IDE_IOIS16)
- puts (" [IOis16]");
-
- break;
- }
- }
- putc ('\n');
-}
-#endif /* CONFIG_IDE_8xx_PCCARD */
-
-/* -------------------------------------------------------------------- */
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-
-#define MAX_IDENT_CHARS 64
-#define MAX_IDENT_FIELDS 4
-
-static uchar *known_cards[] = {
- "ARGOSY PnPIDE D5",
- NULL
-};
-
-static int identify (volatile uchar *p)
-{
- uchar id_str[MAX_IDENT_CHARS];
- uchar data;
- uchar *t;
- uchar **card;
- int i, done;
-
- if (p == NULL)
- return (0); /* Don't know */
-
- t = id_str;
- done =0;
-
- for (i=0; i<=4 && !done; ++i, p+=2) {
- while ((data = *p) != '\0') {
- if (data == 0xFF) {
- done = 1;
- break;
- }
- *t++ = data;
- if (t == &id_str[MAX_IDENT_CHARS-1]) {
- done = 1;
- break;
- }
- p += 2;
- }
- if (!done)
- *t++ = ' ';
- }
- *t = '\0';
- while (--t > id_str) {
- if (*t == ' ')
- *t = '\0';
- else
- break;
- }
- puts (id_str);
- putc ('\n');
-
- for (card=known_cards; *card; ++card) {
- debug ("## Compare against \"%s\"\n", *card);
- if (strcmp(*card, id_str) == 0) { /* found! */
- debug ("## CARD FOUND ##\n");
- return (1);
- }
- }
-
- return (0); /* don't know */
-}
-#endif /* CONFIG_IDE_8xx_PCCARD */
-
-/* -------------------------------------------------------------------- */
-
-#endif /* CFG_CMD_PCMCIA || (CFG_CMD_IDE && CONFIG_IDE_8xx_PCCARD) */
+#endif /* CHECK_IDE_DEVICE */