1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * (C) Copyright 2014 Angelo Dureghello <angelo@sysam.it>
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <common.h>
9*4882a593Smuzhiyun #include <asm/immap.h>
10*4882a593Smuzhiyun #include <asm/io.h>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #ifdef CONFIG_M5307
do_reset(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])13*4882a593Smuzhiyun int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun sim_t *sim = (sim_t *)(MMAP_SIM);
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun /* enable watchdog/reset, set timeout to 0 and wait */
18*4882a593Smuzhiyun out_8(&sim->sypcr, SYPCR_SWE | SYPCR_SWRI);
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun /* wait for watchdog reset */
21*4882a593Smuzhiyun for (;;)
22*4882a593Smuzhiyun ;
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun /* we don't return! */
25*4882a593Smuzhiyun return 0;
26*4882a593Smuzhiyun }
27*4882a593Smuzhiyun
checkcpu(void)28*4882a593Smuzhiyun int checkcpu(void)
29*4882a593Smuzhiyun {
30*4882a593Smuzhiyun char buf[32];
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun printf("CPU: Freescale Coldfire MCF5307 at %s MHz\n",
33*4882a593Smuzhiyun strmhz(buf, CONFIG_SYS_CPU_CLK));
34*4882a593Smuzhiyun return 0;
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun #endif
37