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path: root/drivers/clocksource/clksrc-acpi.c
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Diffstat (limited to 'drivers/clocksource/clksrc-acpi.c')
-rw-r--r--drivers/clocksource/clksrc-acpi.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/clocksource/clksrc-acpi.c b/drivers/clocksource/clksrc-acpi.c
new file mode 100644
index 000000000000..41efc83e6821
--- /dev/null
+++ b/drivers/clocksource/clksrc-acpi.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2014, Hanjun Guo <hanjun.guo@linaro.org>
+ * Copyright (c) 2014, Amit Daniel Kachhap <amit.daniel@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/init.h>
+#include <linux/acpi.h>
+#include <linux/clocksource.h>
+
+extern struct acpi_device_id __clksrc_acpi_table[];
+
+static const struct acpi_device_id __clksrc_acpi_table_sentinel
+ __used __section(__clksrc_acpi_table_end);
+
+void __init clocksource_acpi_init(void)
+{
+ const struct acpi_device_id *id;
+ acpi_tbl_table_handler init_func;
+
+ for (id = __clksrc_acpi_table; id->id[0]; id++) {
+ init_func = (acpi_tbl_table_handler)id->driver_data;
+ acpi_table_parse(id->id, init_func);
+ }
+}