1 /* 2 * Copyright (C) 2012-2015 Masahiro Yamada <yamada.masahiro@socionext.com> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <linux/io.h> 9 #include <mach/sc-regs.h> 10 11 void reset_cpu(unsigned long ignored) 12 { 13 u32 tmp; 14 15 writel(5, SC_IRQTIMSET); /* default value */ 16 17 tmp = readl(SC_SLFRSTSEL); 18 tmp &= ~0x3; /* mask [1:0] */ 19 tmp |= 0x0; /* XRST reboot */ 20 writel(tmp, SC_SLFRSTSEL); 21 22 tmp = readl(SC_SLFRSTCTL); 23 tmp |= 0x1; 24 writel(tmp, SC_SLFRSTCTL); 25 } 26