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-rw-r--r--cpu/at32ap/device.c126
1 files changed, 0 insertions, 126 deletions
diff --git a/cpu/at32ap/device.c b/cpu/at32ap/device.c
deleted file mode 100644
index 89914b6..0000000
--- a/cpu/at32ap/device.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * Copyright (C) 2006 Atmel Corporation
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 <common.h>
-
-#include <asm/arch/platform.h>
-
-#include "sm.h"
-
-struct device_state {
- int refcount;
-};
-
-static struct device_state device_state[NR_DEVICES];
-
-static int claim_resource(const struct resource *res)
-{
- int ret = 0;
-
- switch (res->type) {
- case RESOURCE_GPIO:
- ret = gpio_set_func(res->u.gpio.gpio_dev,
- res->u.gpio.start,
- res->u.gpio.nr_pins,
- res->u.gpio.func);
- break;
- case RESOURCE_CLOCK:
- ret = pm_enable_clock(res->u.clock.id, res->u.clock.index);
- break;
- }
-
- return ret;
-}
-
-static void free_resource(const struct resource *res)
-{
- switch (res->type) {
- case RESOURCE_GPIO:
- gpio_free(res->u.gpio.gpio_dev, res->u.gpio.start,
- res->u.gpio.nr_pins);
- break;
- case RESOURCE_CLOCK:
- pm_disable_clock(res->u.clock.id, res->u.clock.index);
- break;
- }
-}
-
-static int init_dev(const struct device *dev)
-{
- unsigned int i;
- int ret = 0;
-
- for (i = 0; i < dev->nr_resources; i++) {
- ret = claim_resource(&dev->resource[i]);
- if (ret)
- goto cleanup;
- }
-
- return 0;
-
-cleanup:
- while (i--)
- free_resource(&dev->resource[i]);
-
- return ret;
-}
-
-const struct device *get_device(enum device_id devid)
-{
- struct device_state *devstate;
- const struct device *dev;
- unsigned long flags;
- int initialized = 0;
- int ret = 0;
-
- devstate = &device_state[devid];
- dev = &chip_device[devid];
-
- flags = disable_interrupts();
- if (devstate->refcount++)
- initialized = 1;
- if (flags)
- enable_interrupts();
-
- if (!initialized)
- ret = init_dev(dev);
-
- return ret ? NULL : dev;
-}
-
-void put_device(const struct device *dev)
-{
- struct device_state *devstate;
- unsigned long devid, flags;
-
- devid = (unsigned long)(dev - chip_device) / sizeof(struct device);
- devstate = &device_state[devid];
-
- flags = disable_interrupts();
- devstate--;
- if (!devstate) {
- unsigned int i;
- for (i = 0; i < dev->nr_resources; i++)
- free_resource(&dev->resource[i]);
- }
- if (flags)
- enable_interrupts();
-}