u-boot-brain/arch/m68k/cpu/mcf547x_8x/cpu.c
Simon Glass 2189d5f1e8 Move strtomhz() to vsprintf.h
At present this function sits in its own file but it does not really
justify it. There are similar string functions in vsprintf.h, so move it
there. Also add the missing function comment.

Use the vsprintf.h include file explicitly where needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2019-12-02 18:23:09 -05:00

151 lines
2.7 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*/
#include <common.h>
#include <vsprintf.h>
#include <watchdog.h>
#include <command.h>
#include <netdev.h>
#include <asm/immap.h>
#include <asm/io.h>
DECLARE_GLOBAL_DATA_PTR;
int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
out_be16(&gptmr->pre, 10);
out_be16(&gptmr->cnt, 1);
/* enable watchdog, set timeout to 0 and wait */
out_8(&gptmr->mode, GPT_TMS_SGPIO);
out_8(&gptmr->ctrl, GPT_CTRL_WDEN | GPT_CTRL_CE);
/* we don't return! */
return 1;
};
#if defined(CONFIG_DISPLAY_CPUINFO)
int print_cpuinfo(void)
{
siu_t *siu = (siu_t *) MMAP_SIU;
u16 id = 0;
puts("CPU: ");
switch ((in_be32(&siu->jtagid) & 0x000FF000) >> 12) {
case 0x0C:
id = 5485;
break;
case 0x0D:
id = 5484;
break;
case 0x0E:
id = 5483;
break;
case 0x0F:
id = 5482;
break;
case 0x10:
id = 5481;
break;
case 0x11:
id = 5480;
break;
case 0x12:
id = 5475;
break;
case 0x13:
id = 5474;
break;
case 0x14:
id = 5473;
break;
case 0x15:
id = 5472;
break;
case 0x16:
id = 5471;
break;
case 0x17:
id = 5470;
break;
}
if (id) {
char buf1[32], buf2[32];
printf("Freescale MCF%d\n", id);
printf(" CPU CLK %s MHz BUS CLK %s MHz\n",
strmhz(buf1, gd->cpu_clk),
strmhz(buf2, gd->bus_clk));
}
return 0;
};
#endif /* CONFIG_DISPLAY_CPUINFO */
#if defined(CONFIG_HW_WATCHDOG)
/* Called by macro WATCHDOG_RESET */
void hw_watchdog_reset(void)
{
gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
out_8(&gptmr->ocpw, 0xa5);
}
int watchdog_disable(void)
{
gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
/* UserManual, once the wdog is disabled, wdog cannot be re-enabled */
out_8(&gptmr->mode, 0);
out_8(&gptmr->ctrl, 0);
puts("WATCHDOG:disabled\n");
return (0);
}
int watchdog_init(void)
{
gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
out_be16(&gptmr->pre, CONFIG_WATCHDOG_TIMEOUT);
out_be16(&gptmr->cnt, CONFIG_SYS_TIMER_PRESCALER * 1000);
out_8(&gptmr->mode, GPT_TMS_SGPIO);
out_8(&gptmr->ctrl, GPT_CTRL_CE | GPT_CTRL_WDEN);
puts("WATCHDOG:enabled\n");
return (0);
}
#endif /* CONFIG_HW_WATCHDOG */
#if defined(CONFIG_FSLDMAFEC) || defined(CONFIG_MCFFEC)
/* Default initializations for MCFFEC controllers. To override,
* create a board-specific function called:
* int board_eth_init(bd_t *bis)
*/
int cpu_eth_init(bd_t *bis)
{
#if defined(CONFIG_FSLDMAFEC)
mcdmafec_initialize(bis);
#endif
#if defined(CONFIG_MCFFEC)
mcffec_initialize(bis);
#endif
return 0;
}
#endif