summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-highbank/timer.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-highbank/timer.c')
-rw-r--r--arch/arm/mach-highbank/timer.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-highbank/timer.c b/arch/arm/mach-highbank/timer.c
new file mode 100644
index 0000000000..d56bf21133
--- /dev/null
+++ b/arch/arm/mach-highbank/timer.c
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2010-2011 Calxeda, Inc.
+ *
+ * Based on arm926ejs/mx27/timer.c
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch-armv7/systimer.h>
+
+#undef SYSTIMER_BASE
+#define SYSTIMER_BASE 0xFFF34000 /* Timer 0 and 1 base */
+
+static struct systimer *systimer_base = (struct systimer *)SYSTIMER_BASE;
+
+/*
+ * Start the timer
+ */
+int timer_init(void)
+{
+ /*
+ * Setup timer0
+ */
+ writel(0, &systimer_base->timer0control);
+ writel(SYSTIMER_RELOAD, &systimer_base->timer0load);
+ writel(SYSTIMER_RELOAD, &systimer_base->timer0value);
+ writel(SYSTIMER_EN | SYSTIMER_32BIT | SYSTIMER_PRESC_256,
+ &systimer_base->timer0control);
+
+ return 0;
+
+}
OpenPOWER on IntegriCloud