powerpc/ps3: Add rtc-ps3
Create a real RTC driver for PS3, and unhook the deprecated
ppc_md.[gs]et_rtc_time.
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Acked-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
diff --git a/arch/powerpc/include/asm/ps3.h b/arch/powerpc/include/asm/ps3.h
index 67f1812..cdb6fd8 100644
--- a/arch/powerpc/include/asm/ps3.h
+++ b/arch/powerpc/include/asm/ps3.h
@@ -50,6 +50,9 @@
enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void);
+extern u64 ps3_os_area_get_rtc_diff(void);
+extern void ps3_os_area_set_rtc_diff(u64 rtc_diff);
+
/* dma routines */
enum ps3_dma_page_size {
diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c
index e1c83c2..86e392b1 100644
--- a/arch/powerpc/platforms/ps3/os-area.c
+++ b/arch/powerpc/platforms/ps3/os-area.c
@@ -808,6 +808,7 @@
{
return saved_params.rtc_diff;
}
+EXPORT_SYMBOL(ps3_os_area_get_rtc_diff);
/**
* ps3_os_area_set_rtc_diff - Set the rtc diff value.
@@ -823,6 +824,7 @@
os_area_queue_work();
}
}
+EXPORT_SYMBOL(ps3_os_area_set_rtc_diff);
/**
* ps3_os_area_get_av_multi_out - Returns the default video mode.
diff --git a/arch/powerpc/platforms/ps3/platform.h b/arch/powerpc/platforms/ps3/platform.h
index 235c13e..136aa06 100644
--- a/arch/powerpc/platforms/ps3/platform.h
+++ b/arch/powerpc/platforms/ps3/platform.h
@@ -64,8 +64,6 @@
void __init ps3_os_area_save_params(void);
void __init ps3_os_area_init(void);
-u64 ps3_os_area_get_rtc_diff(void);
-void ps3_os_area_set_rtc_diff(u64 rtc_diff);
/* spu */
diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index 3331ccb..6618182 100644
--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -270,8 +270,6 @@
.init_IRQ = ps3_init_IRQ,
.panic = ps3_panic,
.get_boot_time = ps3_get_boot_time,
- .set_rtc_time = ps3_set_rtc_time,
- .get_rtc_time = ps3_get_rtc_time,
.set_dabr = ps3_set_dabr,
.calibrate_decr = ps3_calibrate_decr,
.progress = ps3_progress,
diff --git a/arch/powerpc/platforms/ps3/time.c b/arch/powerpc/platforms/ps3/time.c
index d0daf7d..b178a1e 100644
--- a/arch/powerpc/platforms/ps3/time.c
+++ b/arch/powerpc/platforms/ps3/time.c
@@ -19,6 +19,7 @@
*/
#include <linux/kernel.h>
+#include <linux/platform_device.h>
#include <asm/rtc.h>
#include <asm/lv1call.h>
@@ -74,23 +75,20 @@
return rtc_val;
}
-int ps3_set_rtc_time(struct rtc_time *tm)
-{
- u64 now = mktime(tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
- tm->tm_hour, tm->tm_min, tm->tm_sec);
-
- ps3_os_area_set_rtc_diff(now - read_rtc());
- return 0;
-}
-
-void ps3_get_rtc_time(struct rtc_time *tm)
-{
- to_tm(read_rtc() + ps3_os_area_get_rtc_diff(), tm);
- tm->tm_year -= 1900;
- tm->tm_mon -= 1;
-}
-
unsigned long __init ps3_get_boot_time(void)
{
return read_rtc() + ps3_os_area_get_rtc_diff();
}
+
+static int __init ps3_rtc_init(void)
+{
+ struct platform_device *pdev;
+
+ pdev = platform_device_register_simple("rtc-ps3", -1, NULL, 0);
+ if (IS_ERR(pdev))
+ return PTR_ERR(pdev);
+
+ return 0;
+}
+
+module_init(ps3_rtc_init);