* (c) 1995, Dionne & Associates
* (c) 1995, DKG Display Tech.
*
- * 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., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <asm/blackfin.h>
+#include <asm/mach-common/bits/watchdog.h>
#include <asm/mach-common/bits/core.h>
#include <asm/mach-common/bits/pll.h>
-
-#include "serial.h"
+#include <asm/serial.h>
/* It may seem odd that we make calls to functions even though we haven't
* relocated ourselves yet out of {flash,ram,wherever}. This is OK because
p5.h = HI(COREMMR_BASE);
#ifdef CONFIG_HW_WATCHDOG
-# ifndef CONFIG_HW_WATCHDOG_TIMEOUT_START
-# define CONFIG_HW_WATCHDOG_TIMEOUT_START 5000
-# endif
- /* Program the watchdog with an initial timeout of ~5 seconds.
+ /* Program the watchdog with default timeout of ~5 seconds.
* That should be long enough to bootstrap ourselves up and
* then the common u-boot code can take over.
*/
+ r1 = WDDIS;
+# ifdef __ADSPBF60x__
+ [p4 + (WDOG_CTL - SYSMMR_BASE)] = r1;
+# else
+ W[p4 + (WDOG_CTL - SYSMMR_BASE)] = r1;
+# endif
+ SSYNC;
r0 = 0;
- r0.h = HI(MSEC_TO_SCLK(CONFIG_HW_WATCHDOG_TIMEOUT_START));
+ r0.h = HI(MSEC_TO_SCLK(CONFIG_WATCHDOG_TIMEOUT_MSECS));
[p4 + (WDOG_CNT - SYSMMR_BASE)] = r0;
+ SSYNC;
+ r1 = WDEN;
/* fire up the watchdog - R0.L above needs to be 0x0000 */
- W[p4 + (WDOG_CTL - SYSMMR_BASE)] = r0;
+# ifdef __ADSPBF60x__
+ [p4 + (WDOG_CTL - SYSMMR_BASE)] = r1;
+# else
+ W[p4 + (WDOG_CTL - SYSMMR_BASE)] = r1;
+# endif
+ SSYNC;
#endif
/* Turn on the serial for debugging the init process */
call _memcpy_ASM;
#endif
+.Lnorelocate:
/* Initialize BSS section ... we know that memset() does not
* use the BSS, so it is safe to call here. The bootrom LDR
* takes care of clearing things for us.
r2.h = __bss_len;
call _memset;
-.Lnorelocate:
/* Setup the actual stack in external memory */
sp.h = HI(CONFIG_STACKBASE);