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authorMauro Carvalho Chehab <mchehab@kernel.org>2022-03-13 13:18:12 +0300
committerMauro Carvalho Chehab <mchehab@kernel.org>2022-03-18 07:56:51 +0300
commitdc7bbea90075b57772e9a28043061bf71d96f06f (patch)
treec62dd14469d1eed6395a772a2892d542e0d9d93c /drivers/media/platform/marvell-ccic/cafe-driver.c
parent64441979bda6c2d17fa40c022f7debec6c328793 (diff)
downloadlinux-dc7bbea90075b57772e9a28043061bf71d96f06f.tar.xz
media: platform: rename marvell-ccic/ to marvell/
As the end goal is to have platform drivers split by vendor, rename marvell-ccic/ to marvell/. Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/platform/marvell-ccic/cafe-driver.c')
-rw-r--r--drivers/media/platform/marvell-ccic/cafe-driver.c674
1 files changed, 0 insertions, 674 deletions
diff --git a/drivers/media/platform/marvell-ccic/cafe-driver.c b/drivers/media/platform/marvell-ccic/cafe-driver.c
deleted file mode 100644
index 03dcf8bf705e..000000000000
--- a/drivers/media/platform/marvell-ccic/cafe-driver.c
+++ /dev/null
@@ -1,674 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * A driver for the CMOS camera controller in the Marvell 88ALP01 "cafe"
- * multifunction chip. Currently works with the Omnivision OV7670
- * sensor.
- *
- * The data sheet for this device can be found at:
- * http://wiki.laptop.org/images/5/5c/88ALP01_Datasheet_July_2007.pdf
- *
- * Copyright 2006-11 One Laptop Per Child Association, Inc.
- * Copyright 2006-11 Jonathan Corbet <corbet@lwn.net>
- * Copyright 2018 Lubomir Rintel <lkundrak@v3.sk>
- *
- * Written by Jonathan Corbet, corbet@lwn.net.
- *
- * v4l2_device/v4l2_subdev conversion by:
- * Copyright (C) 2009 Hans Verkuil <hverkuil@xs4all.nl>
- */
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/i2c.h>
-#include <linux/interrupt.h>
-#include <linux/spinlock.h>
-#include <linux/slab.h>
-#include <linux/videodev2.h>
-#include <media/v4l2-device.h>
-#include <media/i2c/ov7670.h>
-#include <linux/device.h>
-#include <linux/wait.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-#include <linux/clkdev.h>
-
-#include "mcam-core.h"
-
-#define CAFE_VERSION 0x000002
-
-
-/*
- * Parameters.
- */
-MODULE_AUTHOR("Jonathan Corbet <corbet@lwn.net>");
-MODULE_DESCRIPTION("Marvell 88ALP01 CMOS Camera Controller driver");
-MODULE_LICENSE("GPL");
-
-struct cafe_camera {
- int registered; /* Fully initialized? */
- struct mcam_camera mcam;
- struct pci_dev *pdev;
- struct i2c_adapter *i2c_adapter;
- wait_queue_head_t smbus_wait; /* Waiting on i2c events */
-};
-
-/*
- * Most of the camera controller registers are defined in mcam-core.h,
- * but the Cafe platform has some additional registers of its own;
- * they are described here.
- */
-
-/*
- * "General purpose register" has a couple of GPIOs used for sensor
- * power and reset on OLPC XO 1.0 systems.
- */
-#define REG_GPR 0xb4
-#define GPR_C1EN 0x00000020 /* Pad 1 (power down) enable */
-#define GPR_C0EN 0x00000010 /* Pad 0 (reset) enable */
-#define GPR_C1 0x00000002 /* Control 1 value */
-/*
- * Control 0 is wired to reset on OLPC machines. For ov7x sensors,
- * it is active low.
- */
-#define GPR_C0 0x00000001 /* Control 0 value */
-
-/*
- * These registers control the SMBUS module for communicating
- * with the sensor.
- */
-#define REG_TWSIC0 0xb8 /* TWSI (smbus) control 0 */
-#define TWSIC0_EN 0x00000001 /* TWSI enable */
-#define TWSIC0_MODE 0x00000002 /* 1 = 16-bit, 0 = 8-bit */
-#define TWSIC0_SID 0x000003fc /* Slave ID */
-/*
- * Subtle trickery: the slave ID field starts with bit 2. But the
- * Linux i2c stack wants to treat the bottommost bit as a separate
- * read/write bit, which is why slave ID's are usually presented
- * >>1. For consistency with that behavior, we shift over three
- * bits instead of two.
- */
-#define TWSIC0_SID_SHIFT 3
-#define TWSIC0_CLKDIV 0x0007fc00 /* Clock divider */
-#define TWSIC0_MASKACK 0x00400000 /* Mask ack from sensor */
-#define TWSIC0_OVMAGIC 0x00800000 /* Make it work on OV sensors */
-
-#define REG_TWSIC1 0xbc /* TWSI control 1 */
-#define TWSIC1_DATA 0x0000ffff /* Data to/from camchip */
-#define TWSIC1_ADDR 0x00ff0000 /* Address (register) */
-#define TWSIC1_ADDR_SHIFT 16
-#define TWSIC1_READ 0x01000000 /* Set for read op */
-#define TWSIC1_WSTAT 0x02000000 /* Write status */
-#define TWSIC1_RVALID 0x04000000 /* Read data valid */
-#define TWSIC1_ERROR 0x08000000 /* Something screwed up */
-
-/*
- * Here's the weird global control registers
- */
-#define REG_GL_CSR 0x3004 /* Control/status register */
-#define GCSR_SRS 0x00000001 /* SW Reset set */
-#define GCSR_SRC 0x00000002 /* SW Reset clear */
-#define GCSR_MRS 0x00000004 /* Master reset set */
-#define GCSR_MRC 0x00000008 /* HW Reset clear */
-#define GCSR_CCIC_EN 0x00004000 /* CCIC Clock enable */
-#define REG_GL_IMASK 0x300c /* Interrupt mask register */
-#define GIMSK_CCIC_EN 0x00000004 /* CCIC Interrupt enable */
-
-#define REG_GL_FCR 0x3038 /* GPIO functional control register */
-#define GFCR_GPIO_ON 0x08 /* Camera GPIO enabled */
-#define REG_GL_GPIOR 0x315c /* GPIO register */
-#define GGPIO_OUT 0x80000 /* GPIO output */
-#define GGPIO_VAL 0x00008 /* Output pin value */
-
-#define REG_LEN (REG_GL_IMASK + 4)
-
-
-/*
- * Debugging and related.
- */
-#define cam_err(cam, fmt, arg...) \
- dev_err(&(cam)->pdev->dev, fmt, ##arg);
-#define cam_warn(cam, fmt, arg...) \
- dev_warn(&(cam)->pdev->dev, fmt, ##arg);
-
-/* -------------------------------------------------------------------- */
-/*
- * The I2C/SMBUS interface to the camera itself starts here. The
- * controller handles SMBUS itself, presenting a relatively simple register
- * interface; all we have to do is to tell it where to route the data.
- */
-#define CAFE_SMBUS_TIMEOUT (HZ) /* generous */
-
-static int cafe_smbus_write_done(struct mcam_camera *mcam)
-{
- unsigned long flags;
- int c1;
-
- /*
- * We must delay after the interrupt, or the controller gets confused
- * and never does give us good status. Fortunately, we don't do this
- * often.
- */
- udelay(20);
- spin_lock_irqsave(&mcam->dev_lock, flags);
- c1 = mcam_reg_read(mcam, REG_TWSIC1);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
- return (c1 & (TWSIC1_WSTAT|TWSIC1_ERROR)) != TWSIC1_WSTAT;
-}
-
-static int cafe_smbus_write_data(struct cafe_camera *cam,
- u16 addr, u8 command, u8 value)
-{
- unsigned int rval;
- unsigned long flags;
- struct mcam_camera *mcam = &cam->mcam;
-
- spin_lock_irqsave(&mcam->dev_lock, flags);
- rval = TWSIC0_EN | ((addr << TWSIC0_SID_SHIFT) & TWSIC0_SID);
- rval |= TWSIC0_OVMAGIC; /* Make OV sensors work */
- /*
- * Marvell sez set clkdiv to all 1's for now.
- */
- rval |= TWSIC0_CLKDIV;
- mcam_reg_write(mcam, REG_TWSIC0, rval);
- (void) mcam_reg_read(mcam, REG_TWSIC1); /* force write */
- rval = value | ((command << TWSIC1_ADDR_SHIFT) & TWSIC1_ADDR);
- mcam_reg_write(mcam, REG_TWSIC1, rval);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
-
- /* Unfortunately, reading TWSIC1 too soon after sending a command
- * causes the device to die.
- * Use a busy-wait because we often send a large quantity of small
- * commands at-once; using msleep() would cause a lot of context
- * switches which take longer than 2ms, resulting in a noticeable
- * boot-time and capture-start delays.
- */
- mdelay(2);
-
- /*
- * Another sad fact is that sometimes, commands silently complete but
- * cafe_smbus_write_done() never becomes aware of this.
- * This happens at random and appears to possible occur with any
- * command.
- * We don't understand why this is. We work around this issue
- * with the timeout in the wait below, assuming that all commands
- * complete within the timeout.
- */
- wait_event_timeout(cam->smbus_wait, cafe_smbus_write_done(mcam),
- CAFE_SMBUS_TIMEOUT);
-
- spin_lock_irqsave(&mcam->dev_lock, flags);
- rval = mcam_reg_read(mcam, REG_TWSIC1);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
-
- if (rval & TWSIC1_WSTAT) {
- cam_err(cam, "SMBUS write (%02x/%02x/%02x) timed out\n", addr,
- command, value);
- return -EIO;
- }
- if (rval & TWSIC1_ERROR) {
- cam_err(cam, "SMBUS write (%02x/%02x/%02x) error\n", addr,
- command, value);
- return -EIO;
- }
- return 0;
-}
-
-
-
-static int cafe_smbus_read_done(struct mcam_camera *mcam)
-{
- unsigned long flags;
- int c1;
-
- /*
- * We must delay after the interrupt, or the controller gets confused
- * and never does give us good status. Fortunately, we don't do this
- * often.
- */
- udelay(20);
- spin_lock_irqsave(&mcam->dev_lock, flags);
- c1 = mcam_reg_read(mcam, REG_TWSIC1);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
- return c1 & (TWSIC1_RVALID|TWSIC1_ERROR);
-}
-
-
-
-static int cafe_smbus_read_data(struct cafe_camera *cam,
- u16 addr, u8 command, u8 *value)
-{
- unsigned int rval;
- unsigned long flags;
- struct mcam_camera *mcam = &cam->mcam;
-
- spin_lock_irqsave(&mcam->dev_lock, flags);
- rval = TWSIC0_EN | ((addr << TWSIC0_SID_SHIFT) & TWSIC0_SID);
- rval |= TWSIC0_OVMAGIC; /* Make OV sensors work */
- /*
- * Marvel sez set clkdiv to all 1's for now.
- */
- rval |= TWSIC0_CLKDIV;
- mcam_reg_write(mcam, REG_TWSIC0, rval);
- (void) mcam_reg_read(mcam, REG_TWSIC1); /* force write */
- rval = TWSIC1_READ | ((command << TWSIC1_ADDR_SHIFT) & TWSIC1_ADDR);
- mcam_reg_write(mcam, REG_TWSIC1, rval);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
-
- wait_event_timeout(cam->smbus_wait,
- cafe_smbus_read_done(mcam), CAFE_SMBUS_TIMEOUT);
- spin_lock_irqsave(&mcam->dev_lock, flags);
- rval = mcam_reg_read(mcam, REG_TWSIC1);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
-
- if (rval & TWSIC1_ERROR) {
- cam_err(cam, "SMBUS read (%02x/%02x) error\n", addr, command);
- return -EIO;
- }
- if (!(rval & TWSIC1_RVALID)) {
- cam_err(cam, "SMBUS read (%02x/%02x) timed out\n", addr,
- command);
- return -EIO;
- }
- *value = rval & 0xff;
- return 0;
-}
-
-/*
- * Perform a transfer over SMBUS. This thing is called under
- * the i2c bus lock, so we shouldn't race with ourselves...
- */
-static int cafe_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
- unsigned short flags, char rw, u8 command,
- int size, union i2c_smbus_data *data)
-{
- struct cafe_camera *cam = i2c_get_adapdata(adapter);
- int ret = -EINVAL;
-
- /*
- * This interface would appear to only do byte data ops. OK
- * it can do word too, but the cam chip has no use for that.
- */
- if (size != I2C_SMBUS_BYTE_DATA) {
- cam_err(cam, "funky xfer size %d\n", size);
- return -EINVAL;
- }
-
- if (rw == I2C_SMBUS_WRITE)
- ret = cafe_smbus_write_data(cam, addr, command, data->byte);
- else if (rw == I2C_SMBUS_READ)
- ret = cafe_smbus_read_data(cam, addr, command, &data->byte);
- return ret;
-}
-
-
-static void cafe_smbus_enable_irq(struct cafe_camera *cam)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&cam->mcam.dev_lock, flags);
- mcam_reg_set_bit(&cam->mcam, REG_IRQMASK, TWSIIRQS);
- spin_unlock_irqrestore(&cam->mcam.dev_lock, flags);
-}
-
-static u32 cafe_smbus_func(struct i2c_adapter *adapter)
-{
- return I2C_FUNC_SMBUS_READ_BYTE_DATA |
- I2C_FUNC_SMBUS_WRITE_BYTE_DATA;
-}
-
-static const struct i2c_algorithm cafe_smbus_algo = {
- .smbus_xfer = cafe_smbus_xfer,
- .functionality = cafe_smbus_func
-};
-
-static int cafe_smbus_setup(struct cafe_camera *cam)
-{
- struct i2c_adapter *adap;
- int ret;
-
- adap = kzalloc(sizeof(*adap), GFP_KERNEL);
- if (adap == NULL)
- return -ENOMEM;
- adap->owner = THIS_MODULE;
- adap->algo = &cafe_smbus_algo;
- strscpy(adap->name, "cafe_ccic", sizeof(adap->name));
- adap->dev.parent = &cam->pdev->dev;
- i2c_set_adapdata(adap, cam);
- ret = i2c_add_adapter(adap);
- if (ret) {
- printk(KERN_ERR "Unable to register cafe i2c adapter\n");
- kfree(adap);
- return ret;
- }
-
- cam->i2c_adapter = adap;
- cafe_smbus_enable_irq(cam);
- return 0;
-}
-
-static void cafe_smbus_shutdown(struct cafe_camera *cam)
-{
- i2c_del_adapter(cam->i2c_adapter);
- kfree(cam->i2c_adapter);
-}
-
-
-/*
- * Controller-level stuff
- */
-
-static void cafe_ctlr_init(struct mcam_camera *mcam)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&mcam->dev_lock, flags);
- /*
- * Added magic to bring up the hardware on the B-Test board
- */
- mcam_reg_write(mcam, 0x3038, 0x8);
- mcam_reg_write(mcam, 0x315c, 0x80008);
- /*
- * Go through the dance needed to wake the device up.
- * Note that these registers are global and shared
- * with the NAND and SD devices. Interaction between the
- * three still needs to be examined.
- */
- mcam_reg_write(mcam, REG_GL_CSR, GCSR_SRS|GCSR_MRS); /* Needed? */
- mcam_reg_write(mcam, REG_GL_CSR, GCSR_SRC|GCSR_MRC);
- mcam_reg_write(mcam, REG_GL_CSR, GCSR_SRC|GCSR_MRS);
- /*
- * Here we must wait a bit for the controller to come around.
- */
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
- msleep(5);
- spin_lock_irqsave(&mcam->dev_lock, flags);
-
- mcam_reg_write(mcam, REG_GL_CSR, GCSR_CCIC_EN|GCSR_SRC|GCSR_MRC);
- mcam_reg_set_bit(mcam, REG_GL_IMASK, GIMSK_CCIC_EN);
- /*
- * Mask all interrupts.
- */
- mcam_reg_write(mcam, REG_IRQMASK, 0);
- spin_unlock_irqrestore(&mcam->dev_lock, flags);
-}
-
-
-static int cafe_ctlr_power_up(struct mcam_camera *mcam)
-{
- /*
- * Part one of the sensor dance: turn the global
- * GPIO signal on.
- */
- mcam_reg_write(mcam, REG_GL_FCR, GFCR_GPIO_ON);
- mcam_reg_write(mcam, REG_GL_GPIOR, GGPIO_OUT|GGPIO_VAL);
- /*
- * Put the sensor into operational mode (assumes OLPC-style
- * wiring). Control 0 is reset - set to 1 to operate.
- * Control 1 is power down, set to 0 to operate.
- */
- mcam_reg_write(mcam, REG_GPR, GPR_C1EN|GPR_C0EN); /* pwr up, reset */
- mcam_reg_write(mcam, REG_GPR, GPR_C1EN|GPR_C0EN|GPR_C0);
-
- return 0;
-}
-
-static void cafe_ctlr_power_down(struct mcam_camera *mcam)
-{
- mcam_reg_write(mcam, REG_GPR, GPR_C1EN|GPR_C0EN|GPR_C1);
- mcam_reg_write(mcam, REG_GL_FCR, GFCR_GPIO_ON);
- mcam_reg_write(mcam, REG_GL_GPIOR, GGPIO_OUT);
-}
-
-
-
-/*
- * The platform interrupt handler.
- */
-static irqreturn_t cafe_irq(int irq, void *data)
-{
- struct cafe_camera *cam = data;
- struct mcam_camera *mcam = &cam->mcam;
- unsigned int irqs, handled;
-
- spin_lock(&mcam->dev_lock);
- irqs = mcam_reg_read(mcam, REG_IRQSTAT);
- handled = cam->registered && mccic_irq(mcam, irqs);
- if (irqs & TWSIIRQS) {
- mcam_reg_write(mcam, REG_IRQSTAT, TWSIIRQS);
- wake_up(&cam->smbus_wait);
- handled = 1;
- }
- spin_unlock(&mcam->dev_lock);
- return IRQ_RETVAL(handled);
-}
-
-/* -------------------------------------------------------------------------- */
-
-static struct ov7670_config sensor_cfg = {
- /*
- * Exclude QCIF mode, because it only captures a tiny portion
- * of the sensor FOV
- */
- .min_width = 320,
- .min_height = 240,
-
- /*
- * Set the clock speed for the XO 1; I don't believe this
- * driver has ever run anywhere else.
- */
- .clock_speed = 45,
- .use_smbus = 1,
-};
-
-static struct i2c_board_info ov7670_info = {
- .type = "ov7670",
- .addr = 0x42 >> 1,
- .platform_data = &sensor_cfg,
-};
-
-/* -------------------------------------------------------------------------- */
-/*
- * PCI interface stuff.
- */
-
-static int cafe_pci_probe(struct pci_dev *pdev,
- const struct pci_device_id *id)
-{
- int ret;
- struct cafe_camera *cam;
- struct mcam_camera *mcam;
- struct v4l2_async_subdev *asd;
- struct i2c_client *i2c_dev;
-
- /*
- * Start putting together one of our big camera structures.
- */
- ret = -ENOMEM;
- cam = kzalloc(sizeof(struct cafe_camera), GFP_KERNEL);
- if (cam == NULL)
- goto out;
- pci_set_drvdata(pdev, cam);
- cam->pdev = pdev;
- mcam = &cam->mcam;
- mcam->chip_id = MCAM_CAFE;
- spin_lock_init(&mcam->dev_lock);
- init_waitqueue_head(&cam->smbus_wait);
- mcam->plat_power_up = cafe_ctlr_power_up;
- mcam->plat_power_down = cafe_ctlr_power_down;
- mcam->dev = &pdev->dev;
- snprintf(mcam->bus_info, sizeof(mcam->bus_info), "PCI:%s", pci_name(pdev));
- /*
- * Vmalloc mode for buffers is traditional with this driver.
- * We *might* be able to run DMA_contig, especially on a system
- * with CMA in it.
- */
- mcam->buffer_mode = B_vmalloc;
- /*
- * Get set up on the PCI bus.
- */
- ret = pci_enable_device(pdev);
- if (ret)
- goto out_free;
- pci_set_master(pdev);
-
- ret = -EIO;
- mcam->regs = pci_iomap(pdev, 0, 0);
- if (!mcam->regs) {
- printk(KERN_ERR "Unable to ioremap cafe-ccic regs\n");
- goto out_disable;
- }
- mcam->regs_size = pci_resource_len(pdev, 0);
- ret = request_irq(pdev->irq, cafe_irq, IRQF_SHARED, "cafe-ccic", cam);
- if (ret)
- goto out_iounmap;
-
- /*
- * Initialize the controller.
- */
- cafe_ctlr_init(mcam);
-
- /*
- * Set up I2C/SMBUS communications. We have to drop the mutex here
- * because the sensor could attach in this call chain, leading to
- * unsightly deadlocks.
- */
- ret = cafe_smbus_setup(cam);
- if (ret)
- goto out_pdown;
-
- v4l2_async_nf_init(&mcam->notifier);
-
- asd = v4l2_async_nf_add_i2c(&mcam->notifier,
- i2c_adapter_id(cam->i2c_adapter),
- ov7670_info.addr, struct v4l2_async_subdev);
- if (IS_ERR(asd)) {
- ret = PTR_ERR(asd);
- goto out_smbus_shutdown;
- }
-
- ret = mccic_register(mcam);
- if (ret)
- goto out_smbus_shutdown;
-
- clkdev_create(mcam->mclk, "xclk", "%d-%04x",
- i2c_adapter_id(cam->i2c_adapter), ov7670_info.addr);
-
- i2c_dev = i2c_new_client_device(cam->i2c_adapter, &ov7670_info);
- if (IS_ERR(i2c_dev)) {
- ret = PTR_ERR(i2c_dev);
- goto out_mccic_shutdown;
- }
-
- cam->registered = 1;
- return 0;
-
-out_mccic_shutdown:
- mccic_shutdown(mcam);
-out_smbus_shutdown:
- cafe_smbus_shutdown(cam);
-out_pdown:
- cafe_ctlr_power_down(mcam);
- free_irq(pdev->irq, cam);
-out_iounmap:
- pci_iounmap(pdev, mcam->regs);
-out_disable:
- pci_disable_device(pdev);
-out_free:
- kfree(cam);
-out:
- return ret;
-}
-
-
-/*
- * Shut down an initialized device
- */
-static void cafe_shutdown(struct cafe_camera *cam)
-{
- mccic_shutdown(&cam->mcam);
- cafe_smbus_shutdown(cam);
- free_irq(cam->pdev->irq, cam);
- pci_iounmap(cam->pdev, cam->mcam.regs);
-}
-
-
-static void cafe_pci_remove(struct pci_dev *pdev)
-{
- struct cafe_camera *cam = pci_get_drvdata(pdev);
-
- if (cam == NULL) {
- printk(KERN_WARNING "pci_remove on unknown pdev %p\n", pdev);
- return;
- }
- cafe_shutdown(cam);
- kfree(cam);
-}
-
-
-/*
- * Basic power management.
- */
-static int __maybe_unused cafe_pci_suspend(struct device *dev)
-{
- struct cafe_camera *cam = dev_get_drvdata(dev);
-
- mccic_suspend(&cam->mcam);
- return 0;
-}
-
-
-static int __maybe_unused cafe_pci_resume(struct device *dev)
-{
- struct cafe_camera *cam = dev_get_drvdata(dev);
-
- cafe_ctlr_init(&cam->mcam);
- return mccic_resume(&cam->mcam);
-}
-
-static const struct pci_device_id cafe_ids[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_MARVELL,
- PCI_DEVICE_ID_MARVELL_88ALP01_CCIC) },
- { 0, }
-};
-
-MODULE_DEVICE_TABLE(pci, cafe_ids);
-
-static SIMPLE_DEV_PM_OPS(cafe_pci_pm_ops, cafe_pci_suspend, cafe_pci_resume);
-
-static struct pci_driver cafe_pci_driver = {
- .name = "cafe1000-ccic",
- .id_table = cafe_ids,
- .probe = cafe_pci_probe,
- .remove = cafe_pci_remove,
- .driver.pm = &cafe_pci_pm_ops,
-};
-
-
-
-
-static int __init cafe_init(void)
-{
- int ret;
-
- printk(KERN_NOTICE "Marvell M88ALP01 'CAFE' Camera Controller version %d\n",
- CAFE_VERSION);
- ret = pci_register_driver(&cafe_pci_driver);
- if (ret) {
- printk(KERN_ERR "Unable to register cafe_ccic driver\n");
- goto out;
- }
- ret = 0;
-
-out:
- return ret;
-}
-
-
-static void __exit cafe_exit(void)
-{
- pci_unregister_driver(&cafe_pci_driver);
-}
-
-module_init(cafe_init);
-module_exit(cafe_exit);