diff options
Diffstat (limited to 'board/atc/ti113x.c')
| -rw-r--r-- | board/atc/ti113x.c | 620 |
1 files changed, 0 insertions, 620 deletions
diff --git a/board/atc/ti113x.c b/board/atc/ti113x.c deleted file mode 100644 index c7c502ce46..0000000000 --- a/board/atc/ti113x.c +++ /dev/null @@ -1,620 +0,0 @@ -/* - * (C) Copyright 2003-2005 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - ******************************************************************** - * - * Lots of code copied from: - * - * i82365.c 1.352 - Linux driver for Intel 82365 and compatible - * PC Card controllers, and Yenta-compatible PCI-to-CardBus controllers. - * (C) 1999 David A. Hinds <dahinds@users.sourceforge.net> - */ - -#include <common.h> - -#ifdef CONFIG_I82365 - -#include <command.h> -#include <pci.h> -#include <pcmcia.h> -#include <asm/io.h> - -#include <pcmcia/ss.h> -#include <pcmcia/i82365.h> -#include <pcmcia/yenta.h> -#include <pcmcia/ti113x.h> - -static struct pci_device_id supported[] = { - {PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1510}, - {0, 0} -}; - -#define CYCLE_TIME 120 - -#ifdef DEBUG -static void i82365_dump_regions (pci_dev_t dev); -#endif - -typedef struct socket_info_t { - pci_dev_t dev; - u_short bcr; - u_char pci_lat, cb_lat, sub_bus, cache; - u_int cb_phys; - - socket_cap_t cap; - u_short type; - u_int flags; - ti113x_state_t state; -} socket_info_t; - -static socket_info_t socket; -static socket_state_t state; -static struct pccard_mem_map mem; -static struct pccard_io_map io; - -/*====================================================================*/ - -/* Some PCI shortcuts */ - -static int pci_readb (socket_info_t * s, int r, u_char * v) -{ - return pci_read_config_byte (s->dev, r, v); -} -static int pci_writeb (socket_info_t * s, int r, u_char v) -{ - return pci_write_config_byte (s->dev, r, v); -} -static int pci_readw (socket_info_t * s, int r, u_short * v) -{ - return pci_read_config_word (s->dev, r, v); -} -static int pci_writew (socket_info_t * s, int r, u_short v) -{ - return pci_write_config_word (s->dev, r, v); -} -static int pci_readl (socket_info_t * s, int r, u_int * v) -{ - return pci_read_config_dword (s->dev, r, v); -} -static int pci_writel (socket_info_t * s, int r, u_int v) -{ - return pci_write_config_dword (s->dev, r, v); -} - -/*====================================================================*/ - -#define cb_readb(s, r) readb((s)->cb_phys + (r)) -#define cb_readl(s, r) readl((s)->cb_phys + (r)) -#define cb_writeb(s, r, v) writeb(v, (s)->cb_phys + (r)) -#define cb_writel(s, r, v) writel(v, (s)->cb_phys + (r)) - -static u_char i365_get (socket_info_t * s, u_short reg) -{ - return cb_readb (s, 0x0800 + reg); -} - -static void i365_set (socket_info_t * s, u_short reg, u_char data) -{ - cb_writeb (s, 0x0800 + reg, data); -} - -static void i365_bset (socket_info_t * s, u_short reg, u_char mask) -{ - i365_set (s, reg, i365_get (s, reg) | mask); -} - -static void i365_bclr (socket_info_t * s, u_short reg, u_char mask) -{ - i365_set (s, reg, i365_get (s, reg) & ~mask); -} - -#if 0 /* not used */ -static void i365_bflip (socket_info_t * s, u_short reg, u_char mask, int b) -{ - u_char d = i365_get (s, reg); - - i365_set (s, reg, (b) ? (d | mask) : (d & ~mask)); -} - -static u_short i365_get_pair (socket_info_t * s, u_short reg) -{ - return (i365_get (s, reg) + (i365_get (s, reg + 1) << 8)); -} -#endif /* not used */ - -static void i365_set_pair (socket_info_t * s, u_short reg, u_short data) -{ - i365_set (s, reg, data & 0xff); - i365_set (s, reg + 1, data >> 8); -} - -/*====================================================================== - - Code to save and restore global state information for TI 1130 and - TI 1131 controllers, and to set and report global configuration - options. - -======================================================================*/ - -static void ti113x_get_state (socket_info_t * s) -{ - ti113x_state_t *p = &s->state; - - pci_readl (s, TI113X_SYSTEM_CONTROL, &p->sysctl); - pci_readb (s, TI113X_CARD_CONTROL, &p->cardctl); - pci_readb (s, TI113X_DEVICE_CONTROL, &p->devctl); - pci_readb (s, TI1250_DIAGNOSTIC, &p->diag); - pci_readl (s, TI12XX_IRQMUX, &p->irqmux); -} - -static void ti113x_set_state (socket_info_t * s) -{ - ti113x_state_t *p = &s->state; - - pci_writel (s, TI113X_SYSTEM_CONTROL, p->sysctl); - pci_writeb (s, TI113X_CARD_CONTROL, p->cardctl); - pci_writeb (s, TI113X_DEVICE_CONTROL, p->devctl); - pci_writeb (s, TI1250_MULTIMEDIA_CTL, 0); - pci_writeb (s, TI1250_DIAGNOSTIC, p->diag); - pci_writel (s, TI12XX_IRQMUX, p->irqmux); - i365_set_pair (s, TI113X_IO_OFFSET (0), 0); - i365_set_pair (s, TI113X_IO_OFFSET (1), 0); -} - -static u_int ti113x_set_opts (socket_info_t * s) -{ - ti113x_state_t *p = &s->state; - u_int mask = 0xffff; - - p->cardctl &= ~TI113X_CCR_ZVENABLE; - p->cardctl |= TI113X_CCR_SPKROUTEN; - - return mask; -} - -/*====================================================================== - - Routines to handle common CardBus options - -======================================================================*/ - -/* Default settings for PCI command configuration register */ -#define CMD_DFLT (PCI_COMMAND_IO|PCI_COMMAND_MEMORY| \ - PCI_COMMAND_MASTER|PCI_COMMAND_WAIT) - -static void cb_get_state (socket_info_t * s) -{ - pci_readb (s, PCI_CACHE_LINE_SIZE, &s->cache); - pci_readb (s, PCI_LATENCY_TIMER, &s->pci_lat); - pci_readb (s, CB_LATENCY_TIMER, &s->cb_lat); - pci_readb (s, CB_CARDBUS_BUS, &s->cap.cardbus); - pci_readb (s, CB_SUBORD_BUS, &s->sub_bus); - pci_readw (s, CB_BRIDGE_CONTROL, &s->bcr); -} - -static void cb_set_state (socket_info_t * s) -{ - pci_writel (s, CB_LEGACY_MODE_BASE, 0); - pci_writel (s, PCI_BASE_ADDRESS_0, s->cb_phys); - pci_writew (s, PCI_COMMAND, CMD_DFLT); - pci_writeb (s, PCI_CACHE_LINE_SIZE, s->cache); - pci_writeb (s, PCI_LATENCY_TIMER, s->pci_lat); - pci_writeb (s, CB_LATENCY_TIMER, s->cb_lat); - pci_writeb (s, CB_CARDBUS_BUS, s->cap.cardbus); - pci_writeb (s, CB_SUBORD_BUS, s->sub_bus); - pci_writew (s, CB_BRIDGE_CONTROL, s->bcr); -} - -static void cb_set_opts (socket_info_t * s) -{ - if (s->cache == 0) - s->cache = 8; - if (s->pci_lat == 0) - s->pci_lat = 0xa8; - if (s->cb_lat == 0) - s->cb_lat = 0xb0; -} - -/*====================================================================== - - Power control for Cardbus controllers: used both for 16-bit and - Cardbus cards. - -======================================================================*/ - -static int cb_set_power (socket_info_t * s, socket_state_t * state) -{ - u_int reg = 0; - - /* restart card voltage detection if it seems appropriate */ - if ((state->Vcc == 0) && (state->Vpp == 0) && - !(cb_readl (s, CB_SOCKET_STATE) & CB_SS_VSENSE)) - cb_writel (s, CB_SOCKET_FORCE, CB_SF_CVSTEST); - switch (state->Vcc) { - case 0: - reg = 0; - break; - case 33: - reg = CB_SC_VCC_3V; - break; - case 50: - reg = CB_SC_VCC_5V; - break; - default: - return -1; - } - switch (state->Vpp) { - case 0: - break; - case 33: - reg |= CB_SC_VPP_3V; - break; - case 50: - reg |= CB_SC_VPP_5V; - break; - case 120: - reg |= CB_SC_VPP_12V; - break; - default: - return -1; - } - if (reg != cb_readl (s, CB_SOCKET_CONTROL)) - cb_writel (s, CB_SOCKET_CONTROL, reg); - - return 0; -} - -/*====================================================================== - - Generic routines to get and set controller options - -======================================================================*/ - -static void get_bridge_state (socket_info_t * s) -{ - ti113x_get_state (s); - cb_get_state (s); -} - -static void set_bridge_state (socket_info_t * s) -{ - cb_set_state (s); - i365_set (s, I365_GBLCTL, 0x00); - i365_set (s, I365_GENCTL, 0x00); - ti113x_set_state (s); -} - -static void set_bridge_opts (socket_info_t * s) -{ - ti113x_set_opts (s); - cb_set_opts (s); -} - -/*====================================================================*/ -#define PD67_EXT_INDEX 0x2e /* Extension index */ -#define PD67_EXT_DATA 0x2f /* Extension data */ -#define PD67_EXD_VS1(s) (0x01 << ((s)<<1)) - -#define pd67_ext_get(s, r) \ - (i365_set(s, PD67_EXT_INDEX, r), i365_get(s, PD67_EXT_DATA)) - -static int i365_get_status (socket_info_t * s, u_int * value) -{ - u_int status; - - status = i365_get (s, I365_IDENT); - status = i365_get (s, I365_STATUS); - *value = ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0; - if (i365_get (s, I365_INTCTL) & I365_PC_IOCARD) { - *value |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG; - } else { - *value |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD; - *value |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN; - } - *value |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0; - *value |= (status & I365_CS_READY) ? SS_READY : 0; - *value |= (status & I365_CS_POWERON) ? SS_POWERON : 0; - - status = cb_readl (s, CB_SOCKET_STATE); - *value |= (status & CB_SS_32BIT) ? SS_CARDBUS : 0; - *value |= (status & CB_SS_3VCARD) ? SS_3VCARD : 0; - *value |= (status & CB_SS_XVCARD) ? SS_XVCARD : 0; - *value |= (status & CB_SS_VSENSE) ? 0 : SS_PENDING; - /* For now, ignore cards with unsupported voltage keys */ - if (*value & SS_XVCARD) - *value &= ~(SS_DETECT | SS_3VCARD | SS_XVCARD); - - return 0; -} /* i365_get_status */ - -static int i365_set_socket (socket_info_t * s, socket_state_t * state) -{ - u_char reg; - - set_bridge_state (s); - - /* IO card, RESET flag */ - reg = 0; - reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET; - reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0; - i365_set (s, I365_INTCTL, reg); - - reg = I365_PWR_NORESET; - if (state->flags & SS_PWR_AUTO) - reg |= I365_PWR_AUTO; - if (state->flags & SS_OUTPUT_ENA) - reg |= I365_PWR_OUT; - - cb_set_power (s, state); - reg |= i365_get (s, I365_POWER) & (I365_VCC_MASK | I365_VPP1_MASK); - - if (reg != i365_get (s, I365_POWER)) - i365_set (s, I365_POWER, reg); - - return 0; -} /* i365_set_socket */ - -/*====================================================================*/ - -static int i365_set_mem_map (socket_info_t * s, struct pccard_mem_map *mem) -{ - u_short base, i; - u_char map; - - debug ("i82365: SetMemMap(%d, %#2.2x, %d ns, %#5.5lx-%#5.5lx, %#5.5x)\n", - mem->map, mem->flags, mem->speed, - mem->sys_start, mem->sys_stop, mem->card_start); - - map = mem->map; - if ((map > 4) || - (mem->card_start > 0x3ffffff) || - (mem->sys_start > mem->sys_stop) || - (mem->speed > 1000)) { - return -1; - } - - /* Turn off the window before changing anything */ - if (i365_get (s, I365_ADDRWIN) & I365_ENA_MEM (map)) - i365_bclr (s, I365_ADDRWIN, I365_ENA_MEM (map)); - - /* Take care of high byte, for PCI controllers */ - i365_set (s, CB_MEM_PAGE (map), mem->sys_start >> 24); - - base = I365_MEM (map); - i = (mem->sys_start >> 12) & 0x0fff; - if (mem->flags & MAP_16BIT) - i |= I365_MEM_16BIT; - if (mem->flags & MAP_0WS) - i |= I365_MEM_0WS; - i365_set_pair (s, base + I365_W_START, i); - - i = (mem->sys_stop >> 12) & 0x0fff; - switch (mem->speed / CYCLE_TIME) { - case 0: - break; - case 1: - i |= I365_MEM_WS0; - break; - case 2: - i |= I365_MEM_WS1; - break; - default: - i |= I365_MEM_WS1 | I365_MEM_WS0; - break; - } - i365_set_pair (s, base + I365_W_STOP, i); - - i = ((mem->card_start - mem->sys_start) >> 12) & 0x3fff; - if (mem->flags & MAP_WRPROT) - i |= I365_MEM_WRPROT; - if (mem->flags & MAP_ATTRIB) - i |= I365_MEM_REG; - i365_set_pair (s, base + I365_W_OFF, i); - - /* Turn on the window if necessary */ - if (mem->flags & MAP_ACTIVE) - i365_bset (s, I365_ADDRWIN, I365_ENA_MEM (map)); - return 0; -} /* i365_set_mem_map */ - -static int i365_set_io_map (socket_info_t * s, struct pccard_io_map *io) -{ - u_char map, ioctl; - - map = io->map; - /* comment out: comparison is always false due to limited range of data type */ - if ((map > 1) || /* (io->start > 0xffff) || (io->stop > 0xffff) || */ - (io->stop < io->start)) - return -1; - /* Turn off the window before changing anything */ - if (i365_get (s, I365_ADDRWIN) & I365_ENA_IO (map)) - i365_bclr (s, I365_ADDRWIN, I365_ENA_IO (map)); - i365_set_pair (s, I365_IO (map) + I365_W_START, io->start); - i365_set_pair (s, I365_IO (map) + I365_W_STOP, io->stop); - ioctl = i365_get (s, I365_IOCTL) & ~I365_IOCTL_MASK (map); - if (io->speed) - ioctl |= I365_IOCTL_WAIT (map); - if (io->flags & MAP_0WS) - ioctl |= I365_IOCTL_0WS (map); - if (io->flags & MAP_16BIT) - ioctl |= I365_IOCTL_16BIT (map); - if (io->flags & MAP_AUTOSZ) - ioctl |= I365_IOCTL_IOCS16 (map); - i365_set (s, I365_IOCTL, ioctl); - /* Turn on the window if necessary */ - if (io->flags & MAP_ACTIVE) - i365_bset (s, I365_ADDRWIN, I365_ENA_IO (map)); - return 0; -} /* i365_set_io_map */ - -/*====================================================================*/ - -static int i82365_init (void) -{ - u_int val; - int i; - - if ((socket.dev = pci_find_devices (supported, 0)) < 0) { - /* Controller not found */ - return 1; - } - debug ("i82365 Device Found!\n"); - - pci_read_config_dword (socket.dev, PCI_BASE_ADDRESS_0, &socket.cb_phys); - socket.cb_phys &= ~0xf; - - get_bridge_state (&socket); - set_bridge_opts (&socket); - - i = i365_get_status (&socket, &val); - - if (val & SS_DETECT) { - if (val & SS_3VCARD) { - state.Vcc = state.Vpp = 33; - puts (" 3.3V card found: "); - } else if (!(val & SS_XVCARD)) { - state.Vcc = state.Vpp = 50; - puts (" 5.0V card found: "); - } else { - puts ("i82365: unsupported voltage key\n"); - state.Vcc = state.Vpp = 0; - } - } else { - /* No card inserted */ - puts ("No card\n"); - return 1; - } - - state.flags = SS_IOCARD | SS_OUTPUT_ENA; - state.csc_mask = 0; - state.io_irq = 0; - - i365_set_socket (&socket, &state); - - for (i = 500; i; i--) { - if ((i365_get (&socket, I365_STATUS) & I365_CS_READY)) - break; - udelay (1000); - } - - if (i == 0) { - /* PC Card not ready for data transfer */ - puts ("i82365 PC Card not ready for data transfer\n"); - return 1; - } - debug (" PC Card ready for data transfer: "); - - mem.map = 0; - mem.flags = MAP_ATTRIB | MAP_ACTIVE; - mem.speed = 300; - mem.sys_start = CONFIG_SYS_PCMCIA_MEM_ADDR; - mem.sys_stop = CONFIG_SYS_PCMCIA_MEM_ADDR + CONFIG_SYS_PCMCIA_MEM_SIZE - 1; - mem.card_start = 0; - i365_set_mem_map (&socket, &mem); - - io.map = 0; - io.flags = MAP_AUTOSZ | MAP_ACTIVE; - io.speed = 0; - io.start = 0x0100; - io.stop = 0x010F; - i365_set_io_map (&socket, &io); - -#ifdef DEBUG - i82365_dump_regions (socket.dev); -#endif - - return 0; -} - -static void i82365_exit (void) -{ - io.map = 0; - io.flags = 0; - io.speed = 0; - io.start = 0; - io.stop = 0x1; - - i365_set_io_map (&socket, &io); - - mem.map = 0; - mem.flags = 0; - mem.speed = 0; - mem.sys_start = 0; - mem.sys_stop = 0x1000; - mem.card_start = 0; - - i365_set_mem_map (&socket, &mem); - - socket.state.sysctl &= 0xFFFF00FF; - - state.Vcc = state.Vpp = 0; - - i365_set_socket (&socket, &state); -} - -int pcmcia_on (void) -{ - u_int rc; - - debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n"); - - rc = i82365_init(); - if (rc) - goto exit; - - rc = check_ide_device(0); - if (rc == 0) - goto exit; - - i82365_exit(); - -exit: - return rc; -} - -#if defined(CONFIG_CMD_PCMCIA) -int pcmcia_off (void) -{ - printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n"); - - i82365_exit(); - - return 0; -} -#endif - -/*====================================================================== - - Debug stuff - -======================================================================*/ - -#ifdef DEBUG -static void i82365_dump_regions (pci_dev_t dev) -{ - u_int tmp[2]; - u_int *mem = (void *) socket.cb_phys; - u_char *cis = (void *) CONFIG_SYS_PCMCIA_MEM_ADDR; - u_char *ide = (void *) (CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_REG_OFFSET); - - pci_read_config_dword (dev, 0x00, tmp + 0); - pci_read_config_dword (dev, 0x80, tmp + 1); - - printf ("PCI CONF: %08X ... %08X\n", - tmp[0], tmp[1]); - printf ("PCI MEM: ... %08X ... %08X\n", - mem[0x8 / 4], mem[0x800 / 4]); - printf ("CIS: ...%c%c%c%c%c%c%c%c...\n", - cis[0x38], cis[0x3a], cis[0x3c], cis[0x3e], - cis[0x40], cis[0x42], cis[0x44], cis[0x48]); - printf ("CIS CONF: %02X %02X %02X ...\n", - cis[0x200], cis[0x202], cis[0x204]); - printf ("IDE: %02X %02X %02X %02X %02X %02X %02X %02X\n", - ide[0], ide[1], ide[2], ide[3], - ide[4], ide[5], ide[6], ide[7]); -} -#endif /* DEBUG */ - -#endif /* CONFIG_I82365 */ |
