summaryrefslogtreecommitdiff
path: root/cpu/mpc512x/interrupts.c
diff options
context:
space:
mode:
authorRafal Jaworowski <raj@semihalf.com>2007-07-27 14:43:59 +0200
committerRafal Jaworowski <raj@semihalf.com>2007-07-27 14:43:59 +0200
commit8993e54b6f397973794f3d6f47d3b3c0c98dd4f6 (patch)
treec5ce1d56f002d132d527f66afc9a35adb077b56f /cpu/mpc512x/interrupts.c
parent1863cfb7b100ba0ee3401799457a01dc058745f8 (diff)
downloadu-boot-imx-8993e54b6f397973794f3d6f47d3b3c0c98dd4f6.zip
u-boot-imx-8993e54b6f397973794f3d6f47d3b3c0c98dd4f6.tar.gz
u-boot-imx-8993e54b6f397973794f3d6f47d3b3c0c98dd4f6.tar.bz2
[ADS5121] Support for the ADS5121 board
The following MPC5121e subsystems are supported: - low-level CPU init - NOR Boot Flash (common CFI driver) - DDR SDRAM - FEC - I2C - Watchdog Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com> Signed-off-by: Rafal Jaworowski <raj@semihalf.com> Signed-off-by: Jan Wrobel <wrr@semihalf.com>
Diffstat (limited to 'cpu/mpc512x/interrupts.c')
-rw-r--r--cpu/mpc512x/interrupts.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/cpu/mpc512x/interrupts.c b/cpu/mpc512x/interrupts.c
new file mode 100644
index 0000000..8cc241c
--- /dev/null
+++ b/cpu/mpc512x/interrupts.c
@@ -0,0 +1,61 @@
+/*
+ * (C) Copyright 2000-2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Copyright 2004 Freescale Semiconductor, Inc.
+ *
+ * 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
+ *
+ * Derived from the MPC83xx code.
+ */
+
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct irq_action {
+ interrupt_handler_t *handler;
+ void *arg;
+ ulong count;
+};
+
+int interrupt_init_cpu (unsigned *decrementer_count)
+{
+ *decrementer_count = get_tbclk () / CFG_HZ;
+
+ return 0;
+}
+
+/*
+ * Install and free an interrupt handler.
+ */
+void
+irq_install_handler (int irq, interrupt_handler_t * handler, void *arg)
+{
+}
+
+void irq_free_handler (int irq)
+{
+}
+
+void timer_interrupt_cpu (struct pt_regs *regs)
+{
+ /* nothing to do here */
+ return;
+}