mirror of
https://github.com/u-boot/u-boot.git
synced 2025-04-21 20:34:38 +00:00
03de305ec4
As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
51 lines
1 KiB
C
51 lines
1 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2020 Stefan Roese <sr@denx.de>
|
|
*/
|
|
|
|
#include <dm.h>
|
|
#include <errno.h>
|
|
#include <sysreset.h>
|
|
#include <asm/io.h>
|
|
|
|
#define RST_SOFT_RST 0x0080
|
|
|
|
struct octeon_sysreset_data {
|
|
void __iomem *base;
|
|
};
|
|
|
|
static int octeon_sysreset_request(struct udevice *dev, enum sysreset_t type)
|
|
{
|
|
struct octeon_sysreset_data *data = dev_get_priv(dev);
|
|
|
|
writeq(1, data->base + RST_SOFT_RST);
|
|
|
|
return -EINPROGRESS;
|
|
}
|
|
|
|
static int octeon_sysreset_probe(struct udevice *dev)
|
|
{
|
|
struct octeon_sysreset_data *data = dev_get_priv(dev);
|
|
|
|
data->base = dev_remap_addr(dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct sysreset_ops octeon_sysreset = {
|
|
.request = octeon_sysreset_request,
|
|
};
|
|
|
|
static const struct udevice_id octeon_sysreset_ids[] = {
|
|
{ .compatible = "mrvl,cn7xxx-rst" },
|
|
{ }
|
|
};
|
|
|
|
U_BOOT_DRIVER(sysreset_octeon) = {
|
|
.id = UCLASS_SYSRESET,
|
|
.name = "octeon_sysreset",
|
|
.priv_auto = sizeof(struct octeon_sysreset_data),
|
|
.ops = &octeon_sysreset,
|
|
.probe = octeon_sysreset_probe,
|
|
.of_match = octeon_sysreset_ids,
|
|
};
|