blob: 6dda1a4c442375a74b2db159f9229904cb87d45d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
// SPDX-License-Identifier: GPL-2.0
/*
* Sandbox driver for interrupts
*
* Copyright 2019 Google LLC
*/
#include <common.h>
#include <dm.h>
#include <irq.h>
static int sandbox_set_polarity(struct udevice *dev, uint irq, bool active_low)
{
if (irq > 10)
return -EINVAL;
return 0;
}
static int sandbox_route_pmc_gpio_gpe(struct udevice *dev, uint pmc_gpe_num)
{
if (pmc_gpe_num > 10)
return -ENOENT;
return pmc_gpe_num + 1;
}
static int sandbox_snapshot_polarities(struct udevice *dev)
{
return 0;
}
static int sandbox_restore_polarities(struct udevice *dev)
{
return 0;
}
static const struct irq_ops sandbox_irq_ops = {
.route_pmc_gpio_gpe = sandbox_route_pmc_gpio_gpe,
.set_polarity = sandbox_set_polarity,
.snapshot_polarities = sandbox_snapshot_polarities,
.restore_polarities = sandbox_restore_polarities,
};
static const struct udevice_id sandbox_irq_ids[] = {
{ .compatible = "sandbox,irq"},
{ }
};
U_BOOT_DRIVER(sandbox_irq_drv) = {
.name = "sandbox_irq",
.id = UCLASS_IRQ,
.of_match = sandbox_irq_ids,
.ops = &sandbox_irq_ops,
};
|
