| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2012-2014 Panasonic Corporation |
| * Copyright (C) 2015-2016 Socionext Inc. |
| * Author: Masahiro Yamada <yamada.masahiro@socionext.com> |
| */ |
| |
| #include <common.h> |
| #include <linux/io.h> |
| #include <asm/secure.h> |
| |
| #include "sc-regs.h" |
| |
| /* If PSCI is enabled, this is used for SYSTEM_RESET function */ |
| #ifdef CONFIG_ARMV7_PSCI |
| #define __SECURE __secure |
| #else |
| #define __SECURE |
| #endif |
| |
| void __SECURE reset_cpu(unsigned long ignored) |
| { |
| u32 tmp; |
| |
| writel(5, SC_IRQTIMSET); /* default value */ |
| |
| tmp = readl(SC_SLFRSTSEL); |
| tmp &= ~0x3; /* mask [1:0] */ |
| tmp |= 0x0; /* XRST reboot */ |
| writel(tmp, SC_SLFRSTSEL); |
| |
| tmp = readl(SC_SLFRSTCTL); |
| tmp |= 0x1; |
| writel(tmp, SC_SLFRSTCTL); |
| } |
