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Diffstat (limited to 'arch/arm/mach-socfpga/timer.c')
-rw-r--r--arch/arm/mach-socfpga/timer.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/timer.c b/arch/arm/mach-socfpga/timer.c
new file mode 100644
index 0000000000..253cde39d1
--- /dev/null
+++ b/arch/arm/mach-socfpga/timer.c
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2012 Altera Corporation <www.altera.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/timer.h>
+
+#define TIMER_LOAD_VAL 0xFFFFFFFF
+
+static const struct socfpga_timer *timer_base = (void *)CONFIG_SYS_TIMERBASE;
+
+/*
+ * Timer initialization
+ */
+int timer_init(void)
+{
+ writel(TIMER_LOAD_VAL, &timer_base->load_val);
+ writel(TIMER_LOAD_VAL, &timer_base->curr_val);
+ writel(readl(&timer_base->ctrl) | 0x3, &timer_base->ctrl);
+ return 0;
+}
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