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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /drivers/rtc/rtc-starfire.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'drivers/rtc/rtc-starfire.c')
-rw-r--r--drivers/rtc/rtc-starfire.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-starfire.c b/drivers/rtc/rtc-starfire.c
new file mode 100644
index 00000000..5be98bfd
--- /dev/null
+++ b/drivers/rtc/rtc-starfire.c
@@ -0,0 +1,80 @@
+/* rtc-starfire.c: Starfire platform RTC driver.
+ *
+ * Copyright (C) 2008 David S. Miller <davem@davemloft.net>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/rtc.h>
+#include <linux/platform_device.h>
+
+#include <asm/oplib.h>
+
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_DESCRIPTION("Starfire RTC driver");
+MODULE_LICENSE("GPL");
+
+static u32 starfire_get_time(void)
+{
+ static char obp_gettod[32];
+ static u32 unix_tod;
+
+ sprintf(obp_gettod, "h# %08x unix-gettod",
+ (unsigned int) (long) &unix_tod);
+ prom_feval(obp_gettod);
+
+ return unix_tod;
+}
+
+static int starfire_read_time(struct device *dev, struct rtc_time *tm)
+{
+ rtc_time_to_tm(starfire_get_time(), tm);
+ return rtc_valid_tm(tm);
+}
+
+static const struct rtc_class_ops starfire_rtc_ops = {
+ .read_time = starfire_read_time,
+};
+
+static int __init starfire_rtc_probe(struct platform_device *pdev)
+{
+ struct rtc_device *rtc = rtc_device_register("starfire", &pdev->dev,
+ &starfire_rtc_ops, THIS_MODULE);
+ if (IS_ERR(rtc))
+ return PTR_ERR(rtc);
+
+ platform_set_drvdata(pdev, rtc);
+
+ return 0;
+}
+
+static int __exit starfire_rtc_remove(struct platform_device *pdev)
+{
+ struct rtc_device *rtc = platform_get_drvdata(pdev);
+
+ rtc_device_unregister(rtc);
+
+ return 0;
+}
+
+static struct platform_driver starfire_rtc_driver = {
+ .driver = {
+ .name = "rtc-starfire",
+ .owner = THIS_MODULE,
+ },
+ .remove = __exit_p(starfire_rtc_remove),
+};
+
+static int __init starfire_rtc_init(void)
+{
+ return platform_driver_probe(&starfire_rtc_driver, starfire_rtc_probe);
+}
+
+static void __exit starfire_rtc_exit(void)
+{
+ platform_driver_unregister(&starfire_rtc_driver);
+}
+
+module_init(starfire_rtc_init);
+module_exit(starfire_rtc_exit);