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authorRalf Baechle <ralf@linux-mips.org>2009-12-17 01:57:35 +0000
committerRalf Baechle <ralf@linux-mips.org>2009-12-17 01:57:35 +0000
commitde4148f3ef54b644a181ad75a6fb4b373f2b01f0 (patch)
tree83aa287fbbcc14a3df9e161af99af49776b61b6f /drivers
parentc3d8d85019c9e4f6e4f23d194b6432a2c2464372 (diff)
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MIPS: eXcite: Remove platform.
The platform has never been fully merged Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Cc: Thomas Koeller <thomas.koeller@baslerweb.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Wim Van Sebroeck <wim@iguana.be> Cc: linux-kernel@vger.kernel.org Cc: linux-mtd@lists.infradead.org Acked-by: David Woodhouse <David.Woodhouse@intel.com> Acked-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mtd/nand/Kconfig8
-rw-r--r--drivers/mtd/nand/Makefile1
-rw-r--r--drivers/mtd/nand/excite_nandflash.c248
-rw-r--r--drivers/watchdog/Kconfig10
-rw-r--r--drivers/watchdog/Makefile1
-rw-r--r--drivers/watchdog/rm9k_wdt.c419
6 files changed, 0 insertions, 687 deletions
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 7678538..677cd53 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -291,14 +291,6 @@ config MTD_NAND_SHARPSL
tristate "Support for NAND Flash on Sharp SL Series (C7xx + others)"
depends on ARCH_PXA
-config MTD_NAND_BASLER_EXCITE
- tristate "Support for NAND Flash on Basler eXcite"
- depends on BASLER_EXCITE
- help
- This enables the driver for the NAND flash device found on the
- Basler eXcite Smart Camera. If built as a module, the driver
- will be named excite_nandflash.
-
config MTD_NAND_CAFE
tristate "NAND support for OLPC CAFÉ chip"
depends on PCI
diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
index 460a1f3..1407bd1 100644
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -27,7 +27,6 @@ obj-$(CONFIG_MTD_NAND_ATMEL) += atmel_nand.o
obj-$(CONFIG_MTD_NAND_GPIO) += gpio.o
obj-$(CONFIG_MTD_NAND_OMAP2) += omap2.o
obj-$(CONFIG_MTD_NAND_CM_X270) += cmx270_nand.o
-obj-$(CONFIG_MTD_NAND_BASLER_EXCITE) += excite_nandflash.o
obj-$(CONFIG_MTD_NAND_PXA3xx) += pxa3xx_nand.o
obj-$(CONFIG_MTD_NAND_TMIO) += tmio_nand.o
obj-$(CONFIG_MTD_NAND_PLATFORM) += plat_nand.o
diff --git a/drivers/mtd/nand/excite_nandflash.c b/drivers/mtd/nand/excite_nandflash.c
deleted file mode 100644
index af6a6a5..0000000
--- a/drivers/mtd/nand/excite_nandflash.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/*
-* Copyright (C) 2005 - 2007 by Basler Vision Technologies AG
-* Author: Thomas Koeller <thomas.koeller.qbaslerweb.com>
-* Original code by Thies Moeller <thies.moeller@baslerweb.com>
-*
-* This program is free software; you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation; either version 2 of the License, or
-* (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program; if not, write to the Free Software
-* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/ioport.h>
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-#include <linux/err.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/nand.h>
-#include <linux/mtd/nand_ecc.h>
-#include <linux/mtd/partitions.h>
-
-#include <asm/io.h>
-#include <asm/rm9k-ocd.h>
-
-#include <excite_nandflash.h>
-
-#define EXCITE_NANDFLASH_VERSION "0.1"
-
-/* I/O register offsets */
-#define EXCITE_NANDFLASH_DATA_BYTE 0x00
-#define EXCITE_NANDFLASH_STATUS_BYTE 0x0c
-#define EXCITE_NANDFLASH_ADDR_BYTE 0x10
-#define EXCITE_NANDFLASH_CMD_BYTE 0x14
-
-/* prefix for debug output */
-static const char module_id[] = "excite_nandflash";
-
-/*
- * partition definition
- */
-static const struct mtd_partition partition_info[] = {
- {
- .name = "eXcite RootFS",
- .offset = 0,
- .size = MTDPART_SIZ_FULL
- }
-};
-
-static inline const struct resource *
-excite_nand_get_resource(struct platform_device *d, unsigned long flags,
- const char *basename)
-{
- char buf[80];
-
- if (snprintf(buf, sizeof buf, "%s_%u", basename, d->id) >= sizeof buf)
- return NULL;
- return platform_get_resource_byname(d, flags, buf);
-}
-
-static inline void __iomem *
-excite_nand_map_regs(struct platform_device *d, const char *basename)
-{
- void *result = NULL;
- const struct resource *const r =
- excite_nand_get_resource(d, IORESOURCE_MEM, basename);
-
- if (r)
- result = ioremap_nocache(r->start, r->end + 1 - r->start);
- return result;
-}
-
-/* controller and mtd information */
-struct excite_nand_drvdata {
- struct mtd_info board_mtd;
- struct nand_chip board_chip;
- void __iomem *regs;
- void __iomem *tgt;
-};
-
-/* Control function */
-static void excite_nand_control(struct mtd_info *mtd, int cmd,
- unsigned int ctrl)
-{
- struct excite_nand_drvdata * const d =
- container_of(mtd, struct excite_nand_drvdata, board_mtd);
-
- switch (ctrl) {
- case NAND_CTRL_CHANGE | NAND_CTRL_CLE:
- d->tgt = d->regs + EXCITE_NANDFLASH_CMD_BYTE;
- break;
- case NAND_CTRL_CHANGE | NAND_CTRL_ALE:
- d->tgt = d->regs + EXCITE_NANDFLASH_ADDR_BYTE;
- break;
- case NAND_CTRL_CHANGE | NAND_NCE:
- d->tgt = d->regs + EXCITE_NANDFLASH_DATA_BYTE;
- break;
- }
-
- if (cmd != NAND_CMD_NONE)
- __raw_writeb(cmd, d->tgt);
-}
-
-/* Return 0 if flash is busy, 1 if ready */
-static int excite_nand_devready(struct mtd_info *mtd)
-{
- struct excite_nand_drvdata * const drvdata =
- container_of(mtd, struct excite_nand_drvdata, board_mtd);
-
- return __raw_readb(drvdata->regs + EXCITE_NANDFLASH_STATUS_BYTE);
-}
-
-/*
- * Called by device layer to remove the driver.
- * The binding to the mtd and all allocated
- * resources are released.
- */
-static int __devexit excite_nand_remove(struct platform_device *dev)
-{
- struct excite_nand_drvdata * const this = platform_get_drvdata(dev);
-
- platform_set_drvdata(dev, NULL);
-
- if (unlikely(!this)) {
- printk(KERN_ERR "%s: called %s without private data!!",
- module_id, __func__);
- return -EINVAL;
- }
-
- /* first thing we need to do is release our mtd
- * then go through freeing the resource used
- */
- nand_release(&this->board_mtd);
-
- /* free the common resources */
- iounmap(this->regs);
- kfree(this);
-
- DEBUG(MTD_DEBUG_LEVEL1, "%s: removed\n", module_id);
- return 0;
-}
-
-/*
- * Called by device layer when it finds a device matching
- * one our driver can handle. This code checks to see if
- * it can allocate all necessary resources then calls the
- * nand layer to look for devices.
-*/
-static int __init excite_nand_probe(struct platform_device *pdev)
-{
- struct excite_nand_drvdata *drvdata; /* private driver data */
- struct nand_chip *board_chip; /* private flash chip data */
- struct mtd_info *board_mtd; /* mtd info for this board */
- int scan_res;
-
- drvdata = kzalloc(sizeof(*drvdata), GFP_KERNEL);
- if (unlikely(!drvdata)) {
- printk(KERN_ERR "%s: no memory for drvdata\n",
- module_id);
- return -ENOMEM;
- }
-
- /* bind private data into driver */
- platform_set_drvdata(pdev, drvdata);
-
- /* allocate and map the resource */
- drvdata->regs =
- excite_nand_map_regs(pdev, EXCITE_NANDFLASH_RESOURCE_REGS);
-
- if (unlikely(!drvdata->regs)) {
- printk(KERN_ERR "%s: cannot reserve register region\n",
- module_id);
- kfree(drvdata);
- return -ENXIO;
- }
-
- drvdata->tgt = drvdata->regs + EXCITE_NANDFLASH_DATA_BYTE;
-
- /* initialise our chip */
- board_chip = &drvdata->board_chip;
- board_chip->IO_ADDR_R = board_chip->IO_ADDR_W =
- drvdata->regs + EXCITE_NANDFLASH_DATA_BYTE;
- board_chip->cmd_ctrl = excite_nand_control;
- board_chip->dev_ready = excite_nand_devready;
- board_chip->chip_delay = 25;
- board_chip->ecc.mode = NAND_ECC_SOFT;
-
- /* link chip to mtd */
- board_mtd = &drvdata->board_mtd;
- board_mtd->priv = board_chip;
-
- DEBUG(MTD_DEBUG_LEVEL2, "%s: device scan\n", module_id);
- scan_res = nand_scan(&drvdata->board_mtd, 1);
-
- if (likely(!scan_res)) {
- DEBUG(MTD_DEBUG_LEVEL2, "%s: register partitions\n", module_id);
- add_mtd_partitions(&drvdata->board_mtd, partition_info,
- ARRAY_SIZE(partition_info));
- } else {
- iounmap(drvdata->regs);
- kfree(drvdata);
- printk(KERN_ERR "%s: device scan failed\n", module_id);
- return -EIO;
- }
- return 0;
-}
-
-static struct platform_driver excite_nand_driver = {
- .driver = {
- .name = "excite_nand",
- .owner = THIS_MODULE,
- },
- .probe = excite_nand_probe,
- .remove = __devexit_p(excite_nand_remove)
-};
-
-static int __init excite_nand_init(void)
-{
- pr_info("Basler eXcite nand flash driver Version "
- EXCITE_NANDFLASH_VERSION "\n");
- return platform_driver_register(&excite_nand_driver);
-}
-
-static void __exit excite_nand_exit(void)
-{
- platform_driver_unregister(&excite_nand_driver);
-}
-
-module_init(excite_nand_init);
-module_exit(excite_nand_exit);
-
-MODULE_AUTHOR("Thomas Koeller <thomas.koeller@baslerweb.com>");
-MODULE_DESCRIPTION("Basler eXcite NAND-Flash driver");
-MODULE_LICENSE("GPL");
-MODULE_VERSION(EXCITE_NANDFLASH_VERSION)
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index d958b76..da84fd0 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -815,16 +815,6 @@ config PNX833X_WDT
timer has expired and no process has written to /dev/watchdog during
that time.
-config WDT_RM9K_GPI
- tristate "RM9000/GPI hardware watchdog"
- depends on CPU_RM9000
- help
- Watchdog implementation using the GPI hardware found on
- PMC-Sierra RM9xxx CPUs.
-
- To compile this driver as a module, choose M here: the
- module will be called rm9k_wdt.
-
config SIBYTE_WDOG
tristate "Sibyte SoC hardware watchdog"
depends on CPU_SB1
diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
index 89c045d..475c611 100644
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -109,7 +109,6 @@ obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
obj-$(CONFIG_INDYDOG) += indydog.o
obj-$(CONFIG_WDT_MTX1) += mtx-1_wdt.o
obj-$(CONFIG_PNX833X_WDT) += pnx833x_wdt.o
-obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o
obj-$(CONFIG_AR7_WDT) += ar7_wdt.o
obj-$(CONFIG_TXX9_WDT) += txx9wdt.o
diff --git a/drivers/watchdog/rm9k_wdt.c b/drivers/watchdog/rm9k_wdt.c
deleted file mode 100644
index bb66958..0000000
--- a/drivers/watchdog/rm9k_wdt.c
+++ /dev/null
@@ -1,419 +0,0 @@
-/*
- * Watchdog implementation for GPI h/w found on PMC-Sierra RM9xxx
- * chips.
- *
- * Copyright (C) 2004 by Basler Vision Technologies AG
- * Author: Thomas Koeller <thomas.koeller@baslerweb.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <linux/platform_device.h>
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/interrupt.h>
-#include <linux/fs.h>
-#include <linux/reboot.h>
-#include <linux/notifier.h>
-#include <linux/miscdevice.h>
-#include <linux/watchdog.h>
-#include <linux/io.h>
-#include <linux/uaccess.h>
-#include <asm/atomic.h>
-#include <asm/processor.h>
-#include <asm/system.h>
-#include <asm/rm9k-ocd.h>
-
-#include <rm9k_wdt.h>
-
-
-#define CLOCK 125000000
-#define MAX_TIMEOUT_SECONDS 32
-#define CPCCR 0x0080
-#define CPGIG1SR 0x0044
-#define CPGIG1ER 0x0054
-
-
-/* Function prototypes */
-static irqreturn_t wdt_gpi_irqhdl(int, void *);
-static void wdt_gpi_start(void);
-static void wdt_gpi_stop(void);
-static void wdt_gpi_set_timeout(unsigned int);
-static int wdt_gpi_open(struct inode *, struct file *);
-static int wdt_gpi_release(struct inode *, struct file *);
-static ssize_t wdt_gpi_write(struct file *, const char __user *, size_t,
- loff_t *);
-static long wdt_gpi_ioctl(struct file *, unsigned int, unsigned long);
-static int wdt_gpi_notify(struct notifier_block *, unsigned long, void *);
-static const struct resource *wdt_gpi_get_resource(struct platform_device *,
- const char *, unsigned int);
-static int __init wdt_gpi_probe(struct platform_device *);
-static int __exit wdt_gpi_remove(struct platform_device *);
-
-
-static const char wdt_gpi_name[] = "wdt_gpi";
-static atomic_t opencnt;
-static int expect_close;
-static int locked;
-
-
-/* These are set from device resources */
-static void __iomem *wd_regs;
-static unsigned int wd_irq, wd_ctr;
-
-
-/* Module arguments */
-static int timeout = MAX_TIMEOUT_SECONDS;
-module_param(timeout, int, 0444);
-MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds");
-
-static unsigned long resetaddr = 0xbffdc200;
-module_param(resetaddr, ulong, 0444);
-MODULE_PARM_DESC(resetaddr, "Address to write to to force a reset");
-
-static unsigned long flagaddr = 0xbffdc104;
-module_param(flagaddr, ulong, 0444);
-MODULE_PARM_DESC(flagaddr, "Address to write to boot flags to");
-
-static int powercycle;
-module_param(powercycle, bool, 0444);
-MODULE_PARM_DESC(powercycle, "Cycle power if watchdog expires");
-
-static int nowayout = WATCHDOG_NOWAYOUT;
-module_param(nowayout, bool, 0444);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be disabled once started");
-
-
-/* Kernel interfaces */
-static const struct file_operations fops = {
- .owner = THIS_MODULE,
- .open = wdt_gpi_open,
- .release = wdt_gpi_release,
- .write = wdt_gpi_write,
- .unlocked_ioctl = wdt_gpi_ioctl,
-};
-
-static struct miscdevice miscdev = {
- .minor = WATCHDOG_MINOR,
- .name = wdt_gpi_name,
- .fops = &fops,
-};
-
-static struct notifier_block wdt_gpi_shutdown = {
- .notifier_call = wdt_gpi_notify,
-};
-
-
-/* Interrupt handler */
-static irqreturn_t wdt_gpi_irqhdl(int irq, void *ctxt)
-{
- if (!unlikely(__raw_readl(wd_regs + 0x0008) & 0x1))
- return IRQ_NONE;
- __raw_writel(0x1, wd_regs + 0x0008);
-
-
- printk(KERN_CRIT "%s: watchdog expired - resetting system\n",
- wdt_gpi_name);
-
- *(volatile char *) flagaddr |= 0x01;
- *(volatile char *) resetaddr = powercycle ? 0x01 : 0x2;
- iob();
- while (1)
- cpu_relax();
-}
-
-
-/* Watchdog functions */
-static void wdt_gpi_start(void)
-{
- u32 reg;
-
- lock_titan_regs();
- reg = titan_readl(CPGIG1ER);
- titan_writel(reg | (0x100 << wd_ctr), CPGIG1ER);
- iob();
- unlock_titan_regs();
-}
-
-static void wdt_gpi_stop(void)
-{
- u32 reg;
-
- lock_titan_regs();
- reg = titan_readl(CPCCR) & ~(0xf << (wd_ctr * 4));
- titan_writel(reg, CPCCR);
- reg = titan_readl(CPGIG1ER);
- titan_writel(reg & ~(0x100 << wd_ctr), CPGIG1ER);
- iob();
- unlock_titan_regs();
-}
-
-static void wdt_gpi_set_timeout(unsigned int to)
-{
- u32 reg;
- const u32 wdval = (to * CLOCK) & ~0x0000000f;
-
- lock_titan_regs();
- reg = titan_readl(CPCCR) & ~(0xf << (wd_ctr * 4));
- titan_writel(reg, CPCCR);
- wmb();
- __raw_writel(wdval, wd_regs + 0x0000);
- wmb();
- titan_writel(reg | (0x2 << (wd_ctr * 4)), CPCCR);
- wmb();
- titan_writel(reg | (0x5 << (wd_ctr * 4)), CPCCR);
- iob();
- unlock_titan_regs();
-}
-
-
-/* /dev/watchdog operations */
-static int wdt_gpi_open(struct inode *inode, struct file *file)
-{
- int res;
-
- if (unlikely(atomic_dec_if_positive(&opencnt) < 0))
- return -EBUSY;
-
- expect_close = 0;
- if (locked) {
- module_put(THIS_MODULE);
- free_irq(wd_irq, &miscdev);
- locked = 0;
- }
-
- res = request_irq(wd_irq, wdt_gpi_irqhdl, IRQF_SHARED | IRQF_DISABLED,
- wdt_gpi_name, &miscdev);
- if (unlikely(res))
- return res;
-
- wdt_gpi_set_timeout(timeout);
- wdt_gpi_start();
-
- printk(KERN_INFO "%s: watchdog started, timeout = %u seconds\n",
- wdt_gpi_name, timeout);
- return nonseekable_open(inode, file);
-}
-
-static int wdt_gpi_release(struct inode *inode, struct file *file)
-{
- if (nowayout) {
- printk(KERN_INFO "%s: no way out - watchdog left running\n",
- wdt_gpi_name);
- __module_get(THIS_MODULE);
- locked = 1;
- } else {
- if (expect_close) {
- wdt_gpi_stop();
- free_irq(wd_irq, &miscdev);
- printk(KERN_INFO "%s: watchdog stopped\n",
- wdt_gpi_name);
- } else {
- printk(KERN_CRIT "%s: unexpected close() -"
- " watchdog left running\n",
- wdt_gpi_name);
- wdt_gpi_set_timeout(timeout);
- __module_get(THIS_MODULE);
- locked = 1;
- }
- }
-
- atomic_inc(&opencnt);
- return 0;
-}
-
-static ssize_t wdt_gpi_write(struct file *f, const char __user *d, size_t s,
- loff_t *o)
-{
- char val;
-
- wdt_gpi_set_timeout(timeout);
- expect_close = (s > 0) && !get_user(val, d) && (val == 'V');
- return s ? 1 : 0;
-}
-
-static long wdt_gpi_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
-{
- long res = -ENOTTY;
- const long size = _IOC_SIZE(cmd);
- int stat;
- void __user *argp = (void __user *)arg;
- static struct watchdog_info wdinfo = {
- .identity = "RM9xxx/GPI watchdog",
- .firmware_version = 0,
- .options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING
- };
-
- if (unlikely(_IOC_TYPE(cmd) != WATCHDOG_IOCTL_BASE))
- return -ENOTTY;
-
- if ((_IOC_DIR(cmd) & _IOC_READ)
- && !access_ok(VERIFY_WRITE, arg, size))
- return -EFAULT;
-
- if ((_IOC_DIR(cmd) & _IOC_WRITE)
- && !access_ok(VERIFY_READ, arg, size))
- return -EFAULT;
-
- expect_close = 0;
-
- switch (cmd) {
- case WDIOC_GETSUPPORT:
- wdinfo.options = nowayout ?
- WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING :
- WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING |
- WDIOF_MAGICCLOSE;
- res = __copy_to_user(argp, &wdinfo, size) ? -EFAULT : size;
- break;
-
- case WDIOC_GETSTATUS:
- break;
-
- case WDIOC_GETBOOTSTATUS:
- stat = (*(volatile char *) flagaddr & 0x01)
- ? WDIOF_CARDRESET : 0;
- res = __copy_to_user(argp, &stat, size) ?
- -EFAULT : size;
- break;
-
- case WDIOC_SETOPTIONS:
- break;
-
- case WDIOC_KEEPALIVE:
- wdt_gpi_set_timeout(timeout);
- res = size;
- break;
-
- case WDIOC_SETTIMEOUT:
- {
- int val;
- if (unlikely(__copy_from_user(&val, argp, size))) {
- res = -EFAULT;
- break;
- }
-
- if (val > MAX_TIMEOUT_SECONDS)
- val = MAX_TIMEOUT_SECONDS;
- timeout = val;
- wdt_gpi_set_timeout(val);
- res = size;
- printk(KERN_INFO "%s: timeout set to %u seconds\n",
- wdt_gpi_name, timeout);
- }
- break;
-
- case WDIOC_GETTIMEOUT:
- res = __copy_to_user(argp, &timeout, size) ?
- -EFAULT : size;
- break;
- }
-
- return res;
-}
-
-
-/* Shutdown notifier */
-static int wdt_gpi_notify(struct notifier_block *this, unsigned long code,
- void *unused)
-{
- if (code == SYS_DOWN || code == SYS_HALT)
- wdt_gpi_stop();
-
- return NOTIFY_DONE;
-}
-
-
-/* Init & exit procedures */
-static const struct resource *wdt_gpi_get_resource(struct platform_device *pdv,
- const char *name, unsigned int type)
-{
- char buf[80];
- if (snprintf(buf, sizeof(buf), "%s_0", name) >= sizeof(buf))
- return NULL;
- return platform_get_resource_byname(pdv, type, buf);
-}
-
-/* No hotplugging on the platform bus - use __devinit */
-static int __devinit wdt_gpi_probe(struct platform_device *pdv)
-{
- int res;
- const struct resource
- * const rr = wdt_gpi_get_resource(pdv, WDT_RESOURCE_REGS,
- IORESOURCE_MEM),
- * const ri = wdt_gpi_get_resource(pdv, WDT_RESOURCE_IRQ,
- IORESOURCE_IRQ),
- * const rc = wdt_gpi_get_resource(pdv, WDT_RESOURCE_COUNTER,
- 0);
-
- if (unlikely(!rr || !ri || !rc))
- return -ENXIO;
-
- wd_regs = ioremap_nocache(rr->start, rr->end + 1 - rr->start);
- if (unlikely(!wd_regs))
- return -ENOMEM;
- wd_irq = ri->start;
- wd_ctr = rc->start;
- res = misc_register(&miscdev);
- if (res)
- iounmap(wd_regs);
- else
- register_reboot_notifier(&wdt_gpi_shutdown);
- return res;
-}
-
-static int __devexit wdt_gpi_remove(struct platform_device *dev)
-{
- int res;
-
- unregister_reboot_notifier(&wdt_gpi_shutdown);
- res = misc_deregister(&miscdev);
- iounmap(wd_regs);
- wd_regs = NULL;
- return res;
-}
-
-
-/* Device driver init & exit */
-static struct platform_driver wgt_gpi_driver = {
- .driver = {
- .name = wdt_gpi_name,
- .owner = THIS_MODULE,
- },
- .probe = wdt_gpi_probe,
- .remove = __devexit_p(wdt_gpi_remove),
-};
-
-static int __init wdt_gpi_init_module(void)
-{
- atomic_set(&opencnt, 1);
- if (timeout > MAX_TIMEOUT_SECONDS)
- timeout = MAX_TIMEOUT_SECONDS;
- return platform_driver_register(&wdt_gpi_driver);
-}
-
-static void __exit wdt_gpi_cleanup_module(void)
-{
- platform_driver_unregister(&wdt_gpi_driver);
-}
-
-module_init(wdt_gpi_init_module);
-module_exit(wdt_gpi_cleanup_module);
-
-MODULE_AUTHOR("Thomas Koeller <thomas.koeller@baslerweb.com>");
-MODULE_DESCRIPTION("Basler eXcite watchdog driver for gpi devices");
-MODULE_VERSION("0.1");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
-