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Diffstat (limited to 'drivers/fmc/fmc-trivial.c')
-rw-r--r--drivers/fmc/fmc-trivial.c102
1 files changed, 0 insertions, 102 deletions
diff --git a/drivers/fmc/fmc-trivial.c b/drivers/fmc/fmc-trivial.c
deleted file mode 100644
index b99dbc7ee203..000000000000
--- a/drivers/fmc/fmc-trivial.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Copyright (C) 2012 CERN (www.cern.ch)
- * Author: Alessandro Rubini <rubini@gnudd.com>
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * The software is provided "as is"; the copyright holders disclaim
- * all warranties and liabilities, to the extent permitted by
- * applicable law.
- */
-
-/* A trivial fmc driver that can load a gateware file and reports interrupts */
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/fmc.h>
-
-static struct fmc_driver t_drv; /* initialized later */
-
-static irqreturn_t t_handler(int irq, void *dev_id)
-{
- struct fmc_device *fmc = dev_id;
-
- fmc_irq_ack(fmc);
- dev_info(&fmc->dev, "received irq %i\n", irq);
- return IRQ_HANDLED;
-}
-
-static struct fmc_gpio t_gpio[] = {
- {
- .gpio = FMC_GPIO_IRQ(0),
- .mode = GPIOF_DIR_IN,
- .irqmode = IRQF_TRIGGER_RISING,
- }, {
- .gpio = FMC_GPIO_IRQ(1),
- .mode = GPIOF_DIR_IN,
- .irqmode = IRQF_TRIGGER_RISING,
- }
-};
-
-static int t_probe(struct fmc_device *fmc)
-{
- int ret;
- int index = 0;
-
- index = fmc_validate(fmc, &t_drv);
- if (index < 0)
- return -EINVAL; /* not our device: invalid */
-
- ret = fmc_irq_request(fmc, t_handler, "fmc-trivial", IRQF_SHARED);
- if (ret < 0)
- return ret;
- /* ignore error code of call below, we really don't care */
- fmc_gpio_config(fmc, t_gpio, ARRAY_SIZE(t_gpio));
-
- ret = fmc_reprogram(fmc, &t_drv, "", 0);
- if (ret == -EPERM) /* programming not supported */
- ret = 0;
- if (ret < 0)
- fmc_irq_free(fmc);
-
- /* FIXME: reprogram LM32 too */
- return ret;
-}
-
-static int t_remove(struct fmc_device *fmc)
-{
- fmc_irq_free(fmc);
- return 0;
-}
-
-static struct fmc_driver t_drv = {
- .version = FMC_VERSION,
- .driver.name = KBUILD_MODNAME,
- .probe = t_probe,
- .remove = t_remove,
- /* no table, as the current match just matches everything */
-};
-
- /* We accept the generic parameters */
-FMC_PARAM_BUSID(t_drv);
-FMC_PARAM_GATEWARE(t_drv);
-
-static int t_init(void)
-{
- int ret;
-
- ret = fmc_driver_register(&t_drv);
- return ret;
-}
-
-static void t_exit(void)
-{
- fmc_driver_unregister(&t_drv);
-}
-
-module_init(t_init);
-module_exit(t_exit);
-
-MODULE_LICENSE("Dual BSD/GPL");