pcmcia: remove VR41XX PCMCIA driver
authorThomas Bogendoerfer <tsbogend@alpha.franken.de>
Fri, 15 Jul 2022 13:54:31 +0000 (15:54 +0200)
committerDominik Brodowski <linux@dominikbrodowski.net>
Thu, 22 Sep 2022 14:23:52 +0000 (16:23 +0200)
Commit d3164e2f3b0a ("MIPS: Remove VR41xx support") removed support
for MIPS VR41xx platform, so remove exclusive drivers for this
platform, too.

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
drivers/pcmcia/Kconfig
drivers/pcmcia/Makefile
drivers/pcmcia/vrc4171_card.c [deleted file]

index bf495bf0f48a2e0e787d043323c3306a83b24474..90ebc688ec05a8f0f9657636985212677883f23a 100644 (file)
@@ -240,10 +240,6 @@ config PCMCIA_PROBE
        bool
        default y if ISA && !ARCH_SA1100 && !PARISC
 
-config PCMCIA_VRC4171
-       tristate "NEC VRC4171 Card Controllers support"
-       depends on CPU_VR41XX && ISA && PCMCIA
-
 config OMAP_CF
        tristate "OMAP CompactFlash Controller"
        depends on PCMCIA
index c59ddde42007d8de5e53eecc2a53eba453023ae2..1c3ae8888e5fadf55f21c936e12ef6a9eccb7b2c 100644 (file)
@@ -29,7 +29,6 @@ obj-$(CONFIG_PCMCIA_SA11XX_BASE)              += sa11xx_base.o
 obj-$(CONFIG_PCMCIA_SA1100)                    += sa1100_cs.o
 obj-$(CONFIG_PCMCIA_SA1111)                    += sa1111_cs.o
 obj-$(CONFIG_PCMCIA_BCM63XX)                   += bcm63xx_pcmcia.o
-obj-$(CONFIG_PCMCIA_VRC4171)                   += vrc4171_card.o
 obj-$(CONFIG_OMAP_CF)                          += omap_cf.o
 obj-$(CONFIG_AT91_CF)                          += at91_cf.o
 obj-$(CONFIG_ELECTRA_CF)                       += electra_cf.o
diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c
deleted file mode 100644 (file)
index 177d778..0000000
+++ /dev/null
@@ -1,745 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * vrc4171_card.c, NEC VRC4171 Card Controller driver for Socket Services.
- *
- * Copyright (C) 2003-2005  Yoichi Yuasa <yuasa@linux-mips.org>
- */
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/spinlock.h>
-#include <linux/types.h>
-#include <linux/platform_device.h>
-
-#include <asm/io.h>
-
-#include <pcmcia/ss.h>
-
-#include "i82365.h"
-
-MODULE_DESCRIPTION("NEC VRC4171 Card Controllers driver for Socket Services");
-MODULE_AUTHOR("Yoichi Yuasa <yuasa@linux-mips.org>");
-MODULE_LICENSE("GPL");
-
-#define CARD_MAX_SLOTS         2
-#define CARD_SLOTA             0
-#define CARD_SLOTB             1
-#define CARD_SLOTB_OFFSET      0x40
-
-#define CARD_MEM_START         0x10000000
-#define CARD_MEM_END           0x13ffffff
-#define CARD_MAX_MEM_OFFSET    0x3ffffff
-#define CARD_MAX_MEM_SPEED     1000
-
-#define CARD_CONTROLLER_INDEX  0x03e0
-#define CARD_CONTROLLER_DATA   0x03e1
- /* Power register */
-  #define VPP_GET_VCC          0x01
-  #define POWER_ENABLE         0x10
- #define CARD_VOLTAGE_SENSE    0x1f
-  #define VCC_3VORXV_CAPABLE   0x00
-  #define VCC_XV_ONLY          0x01
-  #define VCC_3V_CAPABLE       0x02
-  #define VCC_5V_ONLY          0x03
- #define CARD_VOLTAGE_SELECT   0x2f
-  #define VCC_3V               0x01
-  #define VCC_5V               0x00
-  #define VCC_XV               0x02
-  #define VCC_STATUS_3V                0x02
-  #define VCC_STATUS_5V                0x01
-  #define VCC_STATUS_XV                0x03
- #define GLOBAL_CONTROL                0x1e
-  #define EXWRBK               0x04
-  #define IRQPM_EN             0x08
-  #define CLRPMIRQ             0x10
-
-#define INTERRUPT_STATUS       0x05fa
- #define IRQ_A                 0x02
- #define IRQ_B                 0x04
-
-#define CONFIGURATION1         0x05fe
- #define SLOTB_CONFIG          0xc000
- #define SLOTB_NONE            0x0000
- #define SLOTB_PCCARD          0x4000
- #define SLOTB_CF              0x8000
- #define SLOTB_FLASHROM                0xc000
-
-#define CARD_CONTROLLER_START  CARD_CONTROLLER_INDEX
-#define CARD_CONTROLLER_END    CARD_CONTROLLER_DATA
-
-#define IO_MAX_MAPS    2
-#define MEM_MAX_MAPS   5
-
-enum vrc4171_slot {
-       SLOT_PROBE = 0,
-       SLOT_NOPROBE_IO,
-       SLOT_NOPROBE_MEM,
-       SLOT_NOPROBE_ALL,
-       SLOT_INITIALIZED,
-};
-
-enum vrc4171_slotb {
-       SLOTB_IS_NONE,
-       SLOTB_IS_PCCARD,
-       SLOTB_IS_CF,
-       SLOTB_IS_FLASHROM,
-};
-
-struct vrc4171_socket {
-       enum vrc4171_slot slot;
-       struct pcmcia_socket pcmcia_socket;
-       char name[24];
-       int csc_irq;
-       int io_irq;
-       spinlock_t lock;
-};
-
-static struct vrc4171_socket vrc4171_sockets[CARD_MAX_SLOTS];
-static enum vrc4171_slotb vrc4171_slotb = SLOTB_IS_NONE;
-static char vrc4171_card_name[] = "NEC VRC4171 Card Controller";
-static unsigned int vrc4171_irq;
-static uint16_t vrc4171_irq_mask = 0xdeb8;
-
-static struct resource vrc4171_card_resource[3] = {
-       {       .name           = vrc4171_card_name,
-               .start          = CARD_CONTROLLER_START,
-               .end            = CARD_CONTROLLER_END,
-               .flags          = IORESOURCE_IO,        },
-       {       .name           = vrc4171_card_name,
-               .start          = INTERRUPT_STATUS,
-               .end            = INTERRUPT_STATUS,
-               .flags          = IORESOURCE_IO,        },
-       {       .name           = vrc4171_card_name,
-               .start          = CONFIGURATION1,
-               .end            = CONFIGURATION1,
-               .flags          = IORESOURCE_IO,        },
-};
-
-static struct platform_device vrc4171_card_device = {
-       .name           = vrc4171_card_name,
-       .id             = 0,
-       .num_resources  = 3,
-       .resource       = vrc4171_card_resource,
-};
-
-static inline uint16_t vrc4171_get_irq_status(void)
-{
-       return inw(INTERRUPT_STATUS);
-}
-
-static inline void vrc4171_set_multifunction_pin(enum vrc4171_slotb config)
-{
-       uint16_t config1;
-
-       config1 = inw(CONFIGURATION1);
-       config1 &= ~SLOTB_CONFIG;
-
-       switch (config) {
-       case SLOTB_IS_NONE:
-               config1 |= SLOTB_NONE;
-               break;
-       case SLOTB_IS_PCCARD:
-               config1 |= SLOTB_PCCARD;
-               break;
-       case SLOTB_IS_CF:
-               config1 |= SLOTB_CF;
-               break;
-       case SLOTB_IS_FLASHROM:
-               config1 |= SLOTB_FLASHROM;
-               break;
-       default:
-               break;
-       }
-
-       outw(config1, CONFIGURATION1);
-}
-
-static inline uint8_t exca_read_byte(int slot, uint8_t index)
-{
-       if (slot == CARD_SLOTB)
-               index += CARD_SLOTB_OFFSET;
-
-       outb(index, CARD_CONTROLLER_INDEX);
-       return inb(CARD_CONTROLLER_DATA);
-}
-
-static inline uint16_t exca_read_word(int slot, uint8_t index)
-{
-       uint16_t data;
-
-       if (slot == CARD_SLOTB)
-               index += CARD_SLOTB_OFFSET;
-
-       outb(index++, CARD_CONTROLLER_INDEX);
-       data = inb(CARD_CONTROLLER_DATA);
-
-       outb(index, CARD_CONTROLLER_INDEX);
-       data |= ((uint16_t)inb(CARD_CONTROLLER_DATA)) << 8;
-
-       return data;
-}
-
-static inline uint8_t exca_write_byte(int slot, uint8_t index, uint8_t data)
-{
-       if (slot == CARD_SLOTB)
-               index += CARD_SLOTB_OFFSET;
-
-       outb(index, CARD_CONTROLLER_INDEX);
-       outb(data, CARD_CONTROLLER_DATA);
-
-       return data;
-}
-
-static inline uint16_t exca_write_word(int slot, uint8_t index, uint16_t data)
-{
-       if (slot == CARD_SLOTB)
-               index += CARD_SLOTB_OFFSET;
-
-       outb(index++, CARD_CONTROLLER_INDEX);
-       outb(data, CARD_CONTROLLER_DATA);
-
-       outb(index, CARD_CONTROLLER_INDEX);
-       outb((uint8_t)(data >> 8), CARD_CONTROLLER_DATA);
-
-       return data;
-}
-
-static inline int search_nonuse_irq(void)
-{
-       int i;
-
-       for (i = 0; i < 16; i++) {
-               if (vrc4171_irq_mask & (1 << i)) {
-                       vrc4171_irq_mask &= ~(1 << i);
-                       return i;
-               }
-       }
-
-       return -1;
-}
-
-static int pccard_init(struct pcmcia_socket *sock)
-{
-       struct vrc4171_socket *socket;
-       unsigned int slot;
-
-       sock->features |= SS_CAP_PCCARD | SS_CAP_PAGE_REGS;
-       sock->irq_mask = 0;
-       sock->map_size = 0x1000;
-       sock->pci_irq = vrc4171_irq;
-
-       slot = sock->sock;
-       socket = &vrc4171_sockets[slot];
-       socket->csc_irq = search_nonuse_irq();
-       socket->io_irq = search_nonuse_irq();
-       spin_lock_init(&socket->lock);
-
-       return 0;
-}
-
-static int pccard_get_status(struct pcmcia_socket *sock, u_int *value)
-{
-       unsigned int slot;
-       uint8_t status, sense;
-       u_int val = 0;
-
-       if (sock == NULL || sock->sock >= CARD_MAX_SLOTS || value == NULL)
-               return -EINVAL;
-
-       slot = sock->sock;
-
-       status = exca_read_byte(slot, I365_STATUS);
-       if (exca_read_byte(slot, I365_INTCTL) & I365_PC_IOCARD) {
-               if (status & I365_CS_STSCHG)
-                       val |= SS_STSCHG;
-       } else {
-               if (!(status & I365_CS_BVD1))
-                       val |= SS_BATDEAD;
-               else if ((status & (I365_CS_BVD1 | I365_CS_BVD2)) == I365_CS_BVD1)
-                       val |= SS_BATWARN;
-       }
-       if ((status & I365_CS_DETECT) == I365_CS_DETECT)
-               val |= SS_DETECT;
-       if (status & I365_CS_WRPROT)
-               val |= SS_WRPROT;
-       if (status & I365_CS_READY)
-               val |= SS_READY;
-       if (status & I365_CS_POWERON)
-               val |= SS_POWERON;
-
-       sense = exca_read_byte(slot, CARD_VOLTAGE_SENSE);
-       switch (sense) {
-       case VCC_3VORXV_CAPABLE:
-               val |= SS_3VCARD | SS_XVCARD;
-               break;
-       case VCC_XV_ONLY:
-               val |= SS_XVCARD;
-               break;
-       case VCC_3V_CAPABLE:
-               val |= SS_3VCARD;
-               break;
-       default:
-               /* 5V only */
-               break;
-       }
-
-       *value = val;
-
-       return 0;
-}
-
-static inline uint8_t set_Vcc_value(u_char Vcc)
-{
-       switch (Vcc) {
-       case 33:
-               return VCC_3V;
-       case 50:
-               return VCC_5V;
-       }
-
-       /* Small voltage is chosen for safety. */
-       return VCC_3V;
-}
-
-static int pccard_set_socket(struct pcmcia_socket *sock, socket_state_t *state)
-{
-       struct vrc4171_socket *socket;
-       unsigned int slot;
-       uint8_t voltage, power, control, cscint;
-
-       if (sock == NULL || sock->sock >= CARD_MAX_SLOTS ||
-           (state->Vpp != state->Vcc && state->Vpp != 0) ||
-           (state->Vcc != 50 && state->Vcc != 33 && state->Vcc != 0))
-               return -EINVAL;
-
-       slot = sock->sock;
-       socket = &vrc4171_sockets[slot];
-
-       spin_lock_irq(&socket->lock);
-
-       voltage = set_Vcc_value(state->Vcc);
-       exca_write_byte(slot, CARD_VOLTAGE_SELECT, voltage);
-
-       power = POWER_ENABLE;
-       if (state->Vpp == state->Vcc)
-               power |= VPP_GET_VCC;
-       if (state->flags & SS_OUTPUT_ENA)
-               power |= I365_PWR_OUT;
-       exca_write_byte(slot, I365_POWER, power);
-
-       control = 0;
-       if (state->io_irq != 0)
-               control |= socket->io_irq;
-       if (state->flags & SS_IOCARD)
-               control |= I365_PC_IOCARD;
-       if (state->flags & SS_RESET)
-               control &= ~I365_PC_RESET;
-       else
-               control |= I365_PC_RESET;
-       exca_write_byte(slot, I365_INTCTL, control);
-
-        cscint = 0;
-        exca_write_byte(slot, I365_CSCINT, cscint);
-       exca_read_byte(slot, I365_CSC); /* clear CardStatus change */
-       if (state->csc_mask != 0)
-               cscint |= socket->csc_irq << 8;
-       if (state->flags & SS_IOCARD) {
-               if (state->csc_mask & SS_STSCHG)
-                       cscint |= I365_CSC_STSCHG;
-       } else {
-               if (state->csc_mask & SS_BATDEAD)
-                       cscint |= I365_CSC_BVD1;
-               if (state->csc_mask & SS_BATWARN)
-                       cscint |= I365_CSC_BVD2;
-       }
-       if (state->csc_mask & SS_READY)
-               cscint |= I365_CSC_READY;
-       if (state->csc_mask & SS_DETECT)
-               cscint |= I365_CSC_DETECT;
-        exca_write_byte(slot, I365_CSCINT, cscint);
-
-       spin_unlock_irq(&socket->lock);
-
-       return 0;
-}
-
-static int pccard_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
-{
-       unsigned int slot;
-       uint8_t ioctl, addrwin;
-       u_char map;
-
-       if (sock == NULL || sock->sock >= CARD_MAX_SLOTS ||
-           io == NULL || io->map >= IO_MAX_MAPS ||
-           io->start > 0xffff || io->stop > 0xffff || io->start > io->stop)
-               return -EINVAL;
-
-       slot = sock->sock;
-       map = io->map;
-
-       addrwin = exca_read_byte(slot, I365_ADDRWIN);
-       if (addrwin & I365_ENA_IO(map)) {
-               addrwin &= ~I365_ENA_IO(map);
-               exca_write_byte(slot, I365_ADDRWIN, addrwin);
-       }
-
-       exca_write_word(slot, I365_IO(map)+I365_W_START, io->start);
-       exca_write_word(slot, I365_IO(map)+I365_W_STOP, io->stop);
-
-       ioctl = 0;
-       if (io->speed > 0)
-               ioctl |= I365_IOCTL_WAIT(map);
-       if (io->flags & MAP_16BIT)
-               ioctl |= I365_IOCTL_16BIT(map);
-       if (io->flags & MAP_AUTOSZ)
-               ioctl |= I365_IOCTL_IOCS16(map);
-       if (io->flags & MAP_0WS)
-               ioctl |= I365_IOCTL_0WS(map);
-       exca_write_byte(slot, I365_IOCTL, ioctl);
-
-       if (io->flags & MAP_ACTIVE) {
-               addrwin |= I365_ENA_IO(map);
-               exca_write_byte(slot, I365_ADDRWIN, addrwin);
-       }
-
-       return 0;
-}
-
-static int pccard_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem)
-{
-       unsigned int slot;
-       uint16_t start, stop, offset;
-       uint8_t addrwin;
-       u_char map;
-
-       if (sock == NULL || sock->sock >= CARD_MAX_SLOTS ||
-           mem == NULL || mem->map >= MEM_MAX_MAPS ||
-           mem->res->start < CARD_MEM_START || mem->res->start > CARD_MEM_END ||
-           mem->res->end < CARD_MEM_START || mem->res->end > CARD_MEM_END ||
-           mem->res->start > mem->res->end ||
-           mem->card_start > CARD_MAX_MEM_OFFSET ||
-           mem->speed > CARD_MAX_MEM_SPEED)
-               return -EINVAL;
-
-       slot = sock->sock;
-       map = mem->map;
-
-       addrwin = exca_read_byte(slot, I365_ADDRWIN);
-       if (addrwin & I365_ENA_MEM(map)) {
-               addrwin &= ~I365_ENA_MEM(map);
-               exca_write_byte(slot, I365_ADDRWIN, addrwin);
-       }
-
-       start = (mem->res->start >> 12) & 0x3fff;
-       if (mem->flags & MAP_16BIT)
-               start |= I365_MEM_16BIT;
-       exca_write_word(slot, I365_MEM(map)+I365_W_START, start);
-
-       stop = (mem->res->end >> 12) & 0x3fff;
-       switch (mem->speed) {
-       case 0:
-               break;
-       case 1:
-               stop |= I365_MEM_WS0;
-               break;
-       case 2:
-               stop |= I365_MEM_WS1;
-               break;
-       default:
-               stop |= I365_MEM_WS0 | I365_MEM_WS1;
-               break;
-       }
-       exca_write_word(slot, I365_MEM(map)+I365_W_STOP, stop);
-
-       offset = (mem->card_start >> 12) & 0x3fff;
-       if (mem->flags & MAP_ATTRIB)
-               offset |= I365_MEM_REG;
-       if (mem->flags & MAP_WRPROT)
-               offset |= I365_MEM_WRPROT;
-       exca_write_word(slot, I365_MEM(map)+I365_W_OFF, offset);
-
-       if (mem->flags & MAP_ACTIVE) {
-               addrwin |= I365_ENA_MEM(map);
-               exca_write_byte(slot, I365_ADDRWIN, addrwin);
-       }
-
-       return 0;
-}
-
-static struct pccard_operations vrc4171_pccard_operations = {
-       .init                   = pccard_init,
-       .get_status             = pccard_get_status,
-       .set_socket             = pccard_set_socket,
-       .set_io_map             = pccard_set_io_map,
-       .set_mem_map            = pccard_set_mem_map,
-};
-
-static inline unsigned int get_events(int slot)
-{
-       unsigned int events = 0;
-       uint8_t status, csc;
-
-       status = exca_read_byte(slot, I365_STATUS);
-       csc = exca_read_byte(slot, I365_CSC);
-
-       if (exca_read_byte(slot, I365_INTCTL) & I365_PC_IOCARD) {
-               if ((csc & I365_CSC_STSCHG) && (status & I365_CS_STSCHG))
-                       events |= SS_STSCHG;
-       } else {
-               if (csc & (I365_CSC_BVD1 | I365_CSC_BVD2)) {
-                       if (!(status & I365_CS_BVD1))
-                               events |= SS_BATDEAD;
-                       else if ((status & (I365_CS_BVD1 | I365_CS_BVD2)) == I365_CS_BVD1)
-                               events |= SS_BATWARN;
-               }
-       }
-       if ((csc & I365_CSC_READY) && (status & I365_CS_READY))
-               events |= SS_READY;
-       if ((csc & I365_CSC_DETECT) && ((status & I365_CS_DETECT) == I365_CS_DETECT))
-               events |= SS_DETECT;
-
-       return events;
-}
-
-static irqreturn_t pccard_interrupt(int irq, void *dev_id)
-{
-       struct vrc4171_socket *socket;
-       unsigned int events;
-       irqreturn_t retval = IRQ_NONE;
-       uint16_t status;
-
-       status = vrc4171_get_irq_status();
-       if (status & IRQ_A) {
-               socket = &vrc4171_sockets[CARD_SLOTA];
-               if (socket->slot == SLOT_INITIALIZED) {
-                       if (status & (1 << socket->csc_irq)) {
-                               events = get_events(CARD_SLOTA);
-                               if (events != 0) {
-                                       pcmcia_parse_events(&socket->pcmcia_socket, events);
-                                       retval = IRQ_HANDLED;
-                               }
-                       }
-               }
-       }
-
-       if (status & IRQ_B) {
-               socket = &vrc4171_sockets[CARD_SLOTB];
-               if (socket->slot == SLOT_INITIALIZED) {
-                       if (status & (1 << socket->csc_irq)) {
-                               events = get_events(CARD_SLOTB);
-                               if (events != 0) {
-                                       pcmcia_parse_events(&socket->pcmcia_socket, events);
-                                       retval = IRQ_HANDLED;
-                               }
-                       }
-               }
-       }
-
-       return retval;
-}
-
-static inline void reserve_using_irq(int slot)
-{
-       unsigned int irq;
-
-       irq = exca_read_byte(slot, I365_INTCTL);
-       irq &= 0x0f;
-       vrc4171_irq_mask &= ~(1 << irq);
-
-       irq = exca_read_byte(slot, I365_CSCINT);
-       irq = (irq & 0xf0) >> 4;
-       vrc4171_irq_mask &= ~(1 << irq);
-}
-
-static int vrc4171_add_sockets(void)
-{
-       struct vrc4171_socket *socket;
-       int slot, retval;
-
-       for (slot = 0; slot < CARD_MAX_SLOTS; slot++) {
-               if (slot == CARD_SLOTB && vrc4171_slotb == SLOTB_IS_NONE)
-                       continue;
-
-               socket = &vrc4171_sockets[slot];
-               if (socket->slot != SLOT_PROBE) {
-                       uint8_t addrwin;
-
-                       switch (socket->slot) {
-                       case SLOT_NOPROBE_MEM:
-                               addrwin = exca_read_byte(slot, I365_ADDRWIN);
-                               addrwin &= 0x1f;
-                               exca_write_byte(slot, I365_ADDRWIN, addrwin);
-                               break;
-                       case SLOT_NOPROBE_IO:
-                               addrwin = exca_read_byte(slot, I365_ADDRWIN);
-                               addrwin &= 0xc0;
-                               exca_write_byte(slot, I365_ADDRWIN, addrwin);
-                               break;
-                       default:
-                               break;
-                       }
-
-                       reserve_using_irq(slot);
-                       continue;
-               }
-
-               sprintf(socket->name, "NEC VRC4171 Card Slot %1c", 'A' + slot);
-               socket->pcmcia_socket.dev.parent = &vrc4171_card_device.dev;
-               socket->pcmcia_socket.ops = &vrc4171_pccard_operations;
-               socket->pcmcia_socket.owner = THIS_MODULE;
-
-               retval = pcmcia_register_socket(&socket->pcmcia_socket);
-               if (retval < 0)
-                       return retval;
-
-               exca_write_byte(slot, I365_ADDRWIN, 0);
-               exca_write_byte(slot, GLOBAL_CONTROL, 0);
-
-               socket->slot = SLOT_INITIALIZED;
-       }
-
-       return 0;
-}
-
-static void vrc4171_remove_sockets(void)
-{
-       struct vrc4171_socket *socket;
-       int slot;
-
-       for (slot = 0; slot < CARD_MAX_SLOTS; slot++) {
-               if (slot == CARD_SLOTB && vrc4171_slotb == SLOTB_IS_NONE)
-                       continue;
-
-               socket = &vrc4171_sockets[slot];
-               if (socket->slot == SLOT_INITIALIZED)
-                       pcmcia_unregister_socket(&socket->pcmcia_socket);
-
-               socket->slot = SLOT_PROBE;
-       }
-}
-
-static int vrc4171_card_setup(char *options)
-{
-       if (options == NULL || *options == '\0')
-               return 1;
-
-       if (strncmp(options, "irq:", 4) == 0) {
-               int irq;
-               options += 4;
-               irq = simple_strtoul(options, &options, 0);
-               if (irq >= 0 && irq < nr_irqs)
-                       vrc4171_irq = irq;
-
-               if (*options != ',')
-                       return 1;
-               options++;
-       }
-
-       if (strncmp(options, "slota:", 6) == 0) {
-               options += 6;
-               if (*options != '\0') {
-                       if (strncmp(options, "memnoprobe", 10) == 0) {
-                               vrc4171_sockets[CARD_SLOTA].slot = SLOT_NOPROBE_MEM;
-                               options += 10;
-                       } else if (strncmp(options, "ionoprobe", 9) == 0) {
-                               vrc4171_sockets[CARD_SLOTA].slot = SLOT_NOPROBE_IO;
-                               options += 9;
-                       } else if ( strncmp(options, "noprobe", 7) == 0) {
-                               vrc4171_sockets[CARD_SLOTA].slot = SLOT_NOPROBE_ALL;
-                               options += 7;
-                       }
-
-                       if (*options != ',')
-                               return 1;
-                       options++;
-               } else
-                       return 1;
-
-       }
-
-       if (strncmp(options, "slotb:", 6) == 0) {
-               options += 6;
-               if (*options != '\0') {
-                       if (strncmp(options, "pccard", 6) == 0) {
-                               vrc4171_slotb = SLOTB_IS_PCCARD;
-                               options += 6;
-                       } else if (strncmp(options, "cf", 2) == 0) {
-                               vrc4171_slotb = SLOTB_IS_CF;
-                               options += 2;
-                       } else if (strncmp(options, "flashrom", 8) == 0) {
-                               vrc4171_slotb = SLOTB_IS_FLASHROM;
-                               options += 8;
-                       } else if (strncmp(options, "none", 4) == 0) {
-                               vrc4171_slotb = SLOTB_IS_NONE;
-                               options += 4;
-                       }
-
-                       if (*options != ',')
-                               return 1;
-                       options++;
-
-                       if (strncmp(options, "memnoprobe", 10) == 0)
-                               vrc4171_sockets[CARD_SLOTB].slot = SLOT_NOPROBE_MEM;
-                       if (strncmp(options, "ionoprobe", 9) == 0)
-                               vrc4171_sockets[CARD_SLOTB].slot = SLOT_NOPROBE_IO;
-                       if (strncmp(options, "noprobe", 7) == 0)
-                               vrc4171_sockets[CARD_SLOTB].slot = SLOT_NOPROBE_ALL;
-               }
-       }
-
-       return 1;
-}
-
-__setup("vrc4171_card=", vrc4171_card_setup);
-
-static struct platform_driver vrc4171_card_driver = {
-       .driver = {
-               .name           = vrc4171_card_name,
-       },
-};
-
-static int vrc4171_card_init(void)
-{
-       int retval;
-
-       retval = platform_driver_register(&vrc4171_card_driver);
-       if (retval < 0)
-               return retval;
-
-       retval = platform_device_register(&vrc4171_card_device);
-       if (retval < 0) {
-               platform_driver_unregister(&vrc4171_card_driver);
-               return retval;
-       }
-
-       vrc4171_set_multifunction_pin(vrc4171_slotb);
-
-       retval = vrc4171_add_sockets();
-       if (retval == 0)
-               retval = request_irq(vrc4171_irq, pccard_interrupt, IRQF_SHARED,
-                                    vrc4171_card_name, vrc4171_sockets);
-
-       if (retval < 0) {
-               vrc4171_remove_sockets();
-               platform_device_unregister(&vrc4171_card_device);
-               platform_driver_unregister(&vrc4171_card_driver);
-               return retval;
-       }
-
-       printk(KERN_INFO "%s, connected to IRQ %d\n",
-               vrc4171_card_driver.driver.name, vrc4171_irq);
-
-       return 0;
-}
-
-static void vrc4171_card_exit(void)
-{
-       free_irq(vrc4171_irq, vrc4171_sockets);
-       vrc4171_remove_sockets();
-       platform_device_unregister(&vrc4171_card_device);
-       platform_driver_unregister(&vrc4171_card_driver);
-}
-
-module_init(vrc4171_card_init);
-module_exit(vrc4171_card_exit);