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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-05-15 23:45:22 +0200
committerWolfgang Denk <wd@denx.de>2009-06-12 20:39:48 +0200
commitac7260a4190315eba4a6e526c764f6cad0bbf8c5 (patch)
treeb386546b4754fdcf93e37d306bf963d7722bfe1e /cpu
parent2c75c78d94574ee996db2aa9b511258519471dd6 (diff)
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at91rm9200: move reset code to reset.c
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'cpu')
-rw-r--r--cpu/arm920t/at91rm9200/Makefile14
-rw-r--r--cpu/arm920t/at91rm9200/interrupts.c37
-rw-r--r--cpu/arm920t/at91rm9200/reset.c71
3 files changed, 82 insertions, 40 deletions
diff --git a/cpu/arm920t/at91rm9200/Makefile b/cpu/arm920t/at91rm9200/Makefile
index 67f17fa..161ca94 100644
--- a/cpu/arm920t/at91rm9200/Makefile
+++ b/cpu/arm920t/at91rm9200/Makefile
@@ -25,9 +25,17 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).a
-COBJS = bcm5221.o dm9161.o ether.o i2c.o interrupts.o \
- lxt972.o usb.o spi.o
-SOBJS = lowlevel_init.o
+SOBJS += lowlevel_init.o
+
+COBJS += bcm5221.o
+COBJS += dm9161.o
+COBJS += ether.o
+COBJS += i2c.o
+COBJS += interrupts.o
+COBJS += lxt972.o
+COBJS += reset.o
+COBJS += spi.o
+COBJS += usb.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/cpu/arm920t/at91rm9200/interrupts.c b/cpu/arm920t/at91rm9200/interrupts.c
index cff4916..4c38a9a 100644
--- a/cpu/arm920t/at91rm9200/interrupts.c
+++ b/cpu/arm920t/at91rm9200/interrupts.c
@@ -45,8 +45,6 @@ AT91PS_TC tmr;
static ulong timestamp;
static ulong lastinc;
-void board_reset(void) __attribute__((__weak__));
-
int interrupt_init (void)
{
tmr = AT91C_BASE_TC0;
@@ -160,38 +158,3 @@ ulong get_tbclk (void)
tbclk = CONFIG_SYS_HZ;
return tbclk;
}
-
-/*
- * Reset the cpu by setting up the watchdog timer and let him time out
- * or toggle a GPIO pin on the AT91RM9200DK board
- */
-void reset_cpu (ulong ignored)
-{
-
-#if defined(CONFIG_AT91RM9200_USART)
- /*shutdown the console to avoid strange chars during reset */
- serial_exit();
-#endif
-
- if (board_reset)
- board_reset();
-
- /* this is the way Linux does it */
-
- /* FIXME:
- * These defines should be moved into
- * include/asm-arm/arch-at91rm9200/AT91RM9200.h
- * as soon as the whitespace fix gets applied.
- */
- #define AT91C_ST_RSTEN (0x1 << 16)
- #define AT91C_ST_EXTEN (0x1 << 17)
- #define AT91C_ST_WDRST (0x1 << 0)
- #define ST_WDMR *((unsigned long *)0xfffffd08) /* watchdog mode register */
- #define ST_CR *((unsigned long *)0xfffffd00) /* system clock control register */
-
- ST_WDMR = AT91C_ST_RSTEN | AT91C_ST_EXTEN | 1 ;
- ST_CR = AT91C_ST_WDRST;
-
- while (1);
- /* Never reached */
-}
diff --git a/cpu/arm920t/at91rm9200/reset.c b/cpu/arm920t/at91rm9200/reset.c
new file mode 100644
index 0000000..945ea2c
--- /dev/null
+++ b/cpu/arm920t/at91rm9200/reset.c
@@ -0,0 +1,71 @@
+/*
+ * (C) Copyright 2002
+ * Lineo, Inc. <www.lineo.com>
+ * Bernhard Kuhn <bkuhn@lineo.com>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu@sysgo.de>
+ *
+ * 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 <asm/arch/hardware.h>
+
+void board_reset(void) __attribute__((__weak__));
+
+/*
+ * Reset the cpu by setting up the watchdog timer and let him time out
+ * or toggle a GPIO pin on the AT91RM9200DK board
+ */
+void reset_cpu (ulong ignored)
+{
+
+#if defined(CONFIG_AT91RM9200_USART)
+ /*shutdown the console to avoid strange chars during reset */
+ serial_exit();
+#endif
+
+ if (board_reset)
+ board_reset();
+
+ /* this is the way Linux does it */
+
+ /* FIXME:
+ * These defines should be moved into
+ * include/asm-arm/arch-at91rm9200/AT91RM9200.h
+ * as soon as the whitespace fix gets applied.
+ */
+ #define AT91C_ST_RSTEN (0x1 << 16)
+ #define AT91C_ST_EXTEN (0x1 << 17)
+ #define AT91C_ST_WDRST (0x1 << 0)
+ #define ST_WDMR *((unsigned long *)0xfffffd08) /* watchdog mode register */
+ #define ST_CR *((unsigned long *)0xfffffd00) /* system clock control register */
+
+ ST_WDMR = AT91C_ST_RSTEN | AT91C_ST_EXTEN | 1 ;
+ ST_CR = AT91C_ST_WDRST;
+
+ while (1);
+ /* Never reached */
+}