1 // SPDX-License-Identifier: GPL-2.0+
3 * board/renesas/condor/condor.c
4 * This file is Condor board support.
6 * Copyright (C) 2019 Marek Vasut <marek.vasut+renesas@gmail.com>
12 #include <asm/processor.h>
13 #include <asm/mach-types.h>
15 #include <linux/errno.h>
16 #include <asm/arch/sys_proto.h>
18 DECLARE_GLOBAL_DATA_PTR;
24 int board_early_init_f(void)
31 /* adress of boot parameters */
32 gd->bd->bi_boot_params = CONFIG_SYS_TEXT_BASE + 0x50000;
37 #define RST_BASE 0xE6160000
38 #define RST_CA57RESCNT (RST_BASE + 0x40)
39 #define RST_CA53RESCNT (RST_BASE + 0x44)
40 #define RST_RSTOUTCR (RST_BASE + 0x58)
41 #define RST_CA57_CODE 0xA5A5000F
42 #define RST_CA53_CODE 0x5A5A000F
44 void reset_cpu(ulong addr)
46 unsigned long midr, cputype;
48 asm volatile("mrs %0, midr_el1" : "=r" (midr));
49 cputype = (midr >> 4) & 0xfff;
52 writel(RST_CA53_CODE, RST_CA53RESCNT);
53 else if (cputype == 0xd07)
54 writel(RST_CA57_CODE, RST_CA57RESCNT);