mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 07:34:31 +00:00
15f09a1a83
Rockchip use 'arch-rockchip' instead of arch-$(SOC) as common header file path, so that we can get the correct path directly. Signed-off-by: Kever Yang <kever.yang@rock-chips.com> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
46 lines
1 KiB
C
46 lines
1 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* (C) Copyright 2017 Rockchip Electronics Co., Ltd
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <errno.h>
|
|
#include <sysreset.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch-rockchip/clock.h>
|
|
#include <asm/arch-rockchip/cru_rk3328.h>
|
|
#include <asm/arch-rockchip/hardware.h>
|
|
#include <linux/err.h>
|
|
|
|
int rockchip_sysreset_request(struct udevice *dev, enum sysreset_t type)
|
|
{
|
|
struct sysreset_reg *offset = dev_get_priv(dev);
|
|
unsigned long cru_base = (unsigned long)rockchip_get_cru();
|
|
|
|
if (IS_ERR_VALUE(cru_base))
|
|
return (int)cru_base;
|
|
|
|
switch (type) {
|
|
case SYSRESET_WARM:
|
|
writel(0xeca8, cru_base + offset->glb_srst_snd_value);
|
|
break;
|
|
case SYSRESET_COLD:
|
|
writel(0xfdb9, cru_base + offset->glb_srst_fst_value);
|
|
break;
|
|
default:
|
|
return -EPROTONOSUPPORT;
|
|
}
|
|
|
|
return -EINPROGRESS;
|
|
}
|
|
|
|
static struct sysreset_ops rockchip_sysreset = {
|
|
.request = rockchip_sysreset_request,
|
|
};
|
|
|
|
U_BOOT_DRIVER(sysreset_rockchip) = {
|
|
.name = "rockchip_sysreset",
|
|
.id = UCLASS_SYSRESET,
|
|
.ops = &rockchip_sysreset,
|
|
};
|