u-boot/drivers/misc/irq-uclass.c
Simon Glass 79d66a6ac1 x86: Move UCLASS_IRQ into a separate file
Update this uclass to support the needs of the Apollo Lake ITSS. It
supports four operations.

Move the uclass into a separate directory so that sandbox can use it too.
Add a new Kconfig to control it and enable this on x86.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-12-15 11:44:12 +08:00

53 lines
1 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
*/
#include <common.h>
#include <dm.h>
#include <irq.h>
int irq_route_pmc_gpio_gpe(struct udevice *dev, uint pmc_gpe_num)
{
const struct irq_ops *ops = irq_get_ops(dev);
if (!ops->route_pmc_gpio_gpe)
return -ENOSYS;
return ops->route_pmc_gpio_gpe(dev, pmc_gpe_num);
}
int irq_set_polarity(struct udevice *dev, uint irq, bool active_low)
{
const struct irq_ops *ops = irq_get_ops(dev);
if (!ops->set_polarity)
return -ENOSYS;
return ops->set_polarity(dev, irq, active_low);
}
int irq_snapshot_polarities(struct udevice *dev)
{
const struct irq_ops *ops = irq_get_ops(dev);
if (!ops->snapshot_polarities)
return -ENOSYS;
return ops->snapshot_polarities(dev);
}
int irq_restore_polarities(struct udevice *dev)
{
const struct irq_ops *ops = irq_get_ops(dev);
if (!ops->restore_polarities)
return -ENOSYS;
return ops->restore_polarities(dev);
}
UCLASS_DRIVER(irq) = {
.id = UCLASS_IRQ,
.name = "irq",
};