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#include <aw_list.h>
#include <stdlib.h>
#include <hal_log.h>
#include <hal_reset.h>
static LIST_HEAD(reset_control_list);
int reset_control_register(struct reset_control_dev *rcdev) //for reset system
{
if (rcdev)
{
list_add_tail(&rcdev->node, &reset_control_list);
return 0;
}
return -1;
}
int reset_control_unregister(struct reset_control *reset) //for reset system
{
struct reset_control_dev *rcdev = NULL;
if (!rcdev)
{
return 0;
}
list_for_each_entry(rcdev, &reset_control_list, node)
{
if (rcdev->type != reset->rcdev->type)
{
continue;
}
list_del(&rcdev->node);
return 0;
}
return 0;
}
#ifdef CONFIG_DRIVERS_SUNXI_CCU
struct reset_control *hal_reset_control_get(hal_reset_type_t type, hal_reset_id_t id)
{
struct reset_control_dev *rcdev = NULL;
struct reset_control *rc = NULL;
rc = (struct reset_control *)malloc(sizeof(*rc));
if (!rc)
{
return NULL;
}
list_for_each_entry(rcdev, &reset_control_list, node)
{
if (rcdev->type != type)
{
continue;
}
if (rcdev->nr_resets < id)
{
continue;
}
rc->rcdev = rcdev;
rc->id = id;
rc->enable_count = 0;
return rc;
}
return NULL;
}
int hal_reset_control_put(struct reset_control *reset)
{
if (!reset)
return 0;
free(reset);
return 0;
}
int hal_reset_control_assert(struct reset_control *reset)
{
struct reset_control_dev *rcdev;
if (!reset || !reset->rcdev)
{
return 0;
}
rcdev = reset->rcdev;
if (rcdev->ops && rcdev->ops->assert)
{
return rcdev->ops->assert(rcdev, reset->id);
}
return -1;
}
int hal_reset_control_deassert(struct reset_control *reset)
{
struct reset_control_dev *rcdev;
if (!reset || !reset->rcdev)
{
return 0;
}
rcdev = reset->rcdev;
if (rcdev->ops && rcdev->ops->deassert)
{
return rcdev->ops->deassert(rcdev, reset->id);
}
return -1;
}
int hal_reset_control_reset(struct reset_control *reset)
{
struct reset_control_dev *rcdev;
if (!reset || !reset->rcdev)
{
return 0;
}
rcdev = reset->rcdev;
if (rcdev->ops && rcdev->ops->deassert)
{
return rcdev->ops->reset(rcdev, reset->id);
}
return -1;
}
int hal_reset_control_status(struct reset_control *reset)
{
struct reset_control_dev *rcdev;
if (!reset || !reset->rcdev)
{
return 0;
}
rcdev = reset->rcdev;
if (rcdev->ops && rcdev->ops->deassert)
{
return rcdev->ops->status(rcdev, reset->id);
}
return 0;
}
#else
struct reset_control *hal_reset_control_get(hal_reset_type_t type_id, u32 reset_id)
{
return NULL;
}
int hal_reset_control_put(struct reset_control *reset)
{
return 0;
}
int hal_reset_control_assert(struct reset_control *reset)
{
return 0;
}
int hal_reset_control_deassert(struct reset_control *reset)
{
return 0;
}
int hal_reset_control_reset(struct reset_control *reset)
{
return 0;
}
int hal_reset_control_status(struct reset_control *reset)
{
return 0;
}
#endif
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