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Diffstat (limited to 'board/ssv/common/wd_pio.c')
-rw-r--r--board/ssv/common/wd_pio.c160
1 files changed, 0 insertions, 160 deletions
diff --git a/board/ssv/common/wd_pio.c b/board/ssv/common/wd_pio.c
deleted file mode 100644
index eaf1d25..0000000
--- a/board/ssv/common/wd_pio.c
+++ /dev/null
@@ -1,160 +0,0 @@
-/*
- * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net>
- * Stephan Linz <linz@li-pro.net>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <command.h>
-#include <nios.h>
-#include <nios-io.h>
-
-#if defined(CONFIG_HW_WATCHDOG)
-
-#if !defined(CONFIG_HW_WDENA_BASE)
-#error "*** CONFIG_HW_WDENA_BASE not defined ***"
-#if !defined(CONFIG_HW_WDENA_BIT)
-#error "*** CONFIG_HW_WDENA_BIT not defined ***"
-#endif
-#endif
-
-#if !defined(CONFIG_HW_WDTOG_BASE)
-#error "*** CONFIG_HW_WDTOG_BASE not defined ***"
-#if !defined(CONFIG_HW_WDTOG_BIT)
-#error "*** CONFIG_HW_WDTOG_BIT not defined ***"
-#endif
-#endif
-
-#ifdef CONFIG_HW_WDPORT_WRONLY /* emulate read access */
-static unsigned __wd_ena_pio_portval = 0;
-#endif
-
-#define WD_PIO_INIT_DONE(V) ((V) & (1 << CONFIG_HW_WDENA_BIT))
-
-void ssv_wd_pio_init(void)
-{
- nios_pio_t *ena_piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE;
- nios_pio_t *trg_piop = (nios_pio_t*)CONFIG_HW_WDTOG_BASE;
-
- trg_piop->data &= ~(1 << CONFIG_HW_WDTOG_BIT);
-
-#ifdef CONFIG_HW_WDPORT_WRONLY /* emulate read access */
-
- __wd_ena_pio_portval |= (1 << CONFIG_HW_WDENA_BIT);
- ena_piop->data = __wd_ena_pio_portval;
-
-#else /* !CONFIG_HW_WDPORT_WRONLY */
-
- trg_piop->direction |= (1 << CONFIG_HW_WDTOG_BIT);
-
- ena_piop->data |= (1 << CONFIG_HW_WDENA_BIT);
- ena_piop->direction |= (1 << CONFIG_HW_WDENA_BIT);
-
-#endif /* CONFIG_HW_WDPORT_WRONLY */
-}
-
-void ssv_wd_pio_done(void)
-{
- nios_pio_t *piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE;
-
-#ifdef CONFIG_HW_WDPORT_WRONLY /* emulate read access */
-
- __wd_ena_pio_portval &= ~(1 << CONFIG_HW_WDENA_BIT);
- piop->data = __wd_ena_pio_portval;
-
-#else /* !CONFIG_HW_WDPORT_WRONLY */
-
- piop->data &= ~(1 << CONFIG_HW_WDENA_BIT);
-
-#endif /* CONFIG_HW_WDPORT_WRONLY */
-}
-
-void ssv_wd_pio_reset(void)
-{
- nios_pio_t *trg_piop = (nios_pio_t*)CONFIG_HW_WDTOG_BASE;
-
-#ifdef CONFIG_HW_WDPORT_WRONLY
- if (WD_PIO_INIT_DONE(__wd_ena_pio_portval))
-#else
- nios_pio_t *ena_piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE;
-
- if (WD_PIO_INIT_DONE(ena_piop->data))
-#endif
- {
- trg_piop->data |= (1 << CONFIG_HW_WDTOG_BIT);
- trg_piop->data &= ~(1 << CONFIG_HW_WDTOG_BIT);
- }
-}
-
-void hw_watchdog_reset(void)
-{
- int re_enable = disable_interrupts ();
-
- ssv_wd_pio_reset();
- if (re_enable)
- enable_interrupts ();
-}
-
-#if defined(CONFIG_CMD_BSP)
-int do_wd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- nios_pio_t *ena_piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE;
-
- switch (argc)
- {
- case 1:
- printf ("Watchdog timer status is %s\n",
-#ifdef CONFIG_HW_WDPORT_WRONLY
- WD_PIO_INIT_DONE(__wd_ena_pio_portval)
-#else
- WD_PIO_INIT_DONE(ena_piop->data)
-#endif
- ? "on" : "off");
- return 0;
- case 2:
- if (!strcmp(argv[1],"on"))
- {
- ssv_wd_pio_init();
- printf("Watchdog timer now is on\n");
- return 0;
- }
- else if (!strcmp(argv[1],"off"))
- {
- ssv_wd_pio_done();
- printf("Watchdog timer now is off\n");
- return 0;
- }
- break;
- default:
- break;
- }
- cmd_usage(cmdtp);
- return 1;
-}
-
-U_BOOT_CMD(
- wd, 2, 1, do_wd,
- "check and set watchdog",
- "on - switch watchDog on\n"
- "wd off - switch watchdog off\n"
- "wd - print current status"
-);
-#endif
-#endif /* CONFIG_HW_WATCHDOG */