summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/ia64/kernel/time.c15
-rw-r--r--drivers/rtc/Kconfig2
-rw-r--r--drivers/rtc/Makefile4
-rw-r--r--drivers/rtc/rtc-efi-platform.c31
4 files changed, 36 insertions, 16 deletions
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 3e71ef8..9a0104a 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -384,21 +384,6 @@ static struct irqaction timer_irqaction = {
.name = "timer"
};
-static struct platform_device rtc_efi_dev = {
- .name = "rtc-efi",
- .id = -1,
-};
-
-static int __init rtc_init(void)
-{
- if (platform_device_register(&rtc_efi_dev) < 0)
- printk(KERN_ERR "unable to register rtc device...\n");
-
- /* not necessarily an error */
- return 0;
-}
-module_init(rtc_init);
-
void read_persistent_clock(struct timespec *ts)
{
efi_gettimeofday(ts);
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index a672dd1..83743a1a 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -798,7 +798,7 @@ config RTC_DRV_DA9063
config RTC_DRV_EFI
tristate "EFI RTC"
- depends on IA64
+ depends on EFI
help
If you say yes here you will get support for the EFI
Real Time Clock.
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 70347d0..f1dfc36 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -10,6 +10,10 @@ obj-$(CONFIG_RTC_SYSTOHC) += systohc.o
obj-$(CONFIG_RTC_CLASS) += rtc-core.o
rtc-core-y := class.o interface.o
+ifdef CONFIG_RTC_DRV_EFI
+rtc-core-y += rtc-efi-platform.o
+endif
+
rtc-core-$(CONFIG_RTC_INTF_DEV) += rtc-dev.o
rtc-core-$(CONFIG_RTC_INTF_PROC) += rtc-proc.o
rtc-core-$(CONFIG_RTC_INTF_SYSFS) += rtc-sysfs.o
diff --git a/drivers/rtc/rtc-efi-platform.c b/drivers/rtc/rtc-efi-platform.c
new file mode 100644
index 0000000..b40fbe3
--- /dev/null
+++ b/drivers/rtc/rtc-efi-platform.c
@@ -0,0 +1,31 @@
+/*
+ * Moved from arch/ia64/kernel/time.c
+ *
+ * Copyright (C) 1998-2003 Hewlett-Packard Co
+ * Stephane Eranian <eranian@hpl.hp.com>
+ * David Mosberger <davidm@hpl.hp.com>
+ * Copyright (C) 1999 Don Dugger <don.dugger@intel.com>
+ * Copyright (C) 1999-2000 VA Linux Systems
+ * Copyright (C) 1999-2000 Walt Drummond <drummond@valinux.com>
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/efi.h>
+#include <linux/platform_device.h>
+
+static struct platform_device rtc_efi_dev = {
+ .name = "rtc-efi",
+ .id = -1,
+};
+
+static int __init rtc_init(void)
+{
+ if (efi_enabled(EFI_RUNTIME_SERVICES))
+ if (platform_device_register(&rtc_efi_dev) < 0)
+ pr_err("unable to register rtc device...\n");
+
+ /* not necessarily an error */
+ return 0;
+}
+module_init(rtc_init);
OpenPOWER on IntegriCloud