+++ /dev/null
-// 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);