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Diffstat (limited to 'arch/alpha/kernel/sys_marvel.c')
-rw-r--r--arch/alpha/kernel/sys_marvel.c56
1 files changed, 55 insertions, 1 deletions
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index 828449cd2636..c5a1a2438c67 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -23,6 +23,7 @@
#include <asm/hwrpb.h>
#include <asm/tlbflush.h>
#include <asm/vga.h>
+#include <asm/rtc.h>
#include "proto.h"
#include "err_impl.h"
@@ -426,6 +427,57 @@ marvel_init_rtc(void)
init_rtc_irq();
}
+struct marvel_rtc_time {
+ struct rtc_time *time;
+ int retval;
+};
+
+#ifdef CONFIG_SMP
+static void
+smp_get_rtc_time(void *data)
+{
+ struct marvel_rtc_time *mrt = data;
+ mrt->retval = __get_rtc_time(mrt->time);
+}
+
+static void
+smp_set_rtc_time(void *data)
+{
+ struct marvel_rtc_time *mrt = data;
+ mrt->retval = __set_rtc_time(mrt->time);
+}
+#endif
+
+static unsigned int
+marvel_get_rtc_time(struct rtc_time *time)
+{
+#ifdef CONFIG_SMP
+ struct marvel_rtc_time mrt;
+
+ if (smp_processor_id() != boot_cpuid) {
+ mrt.time = time;
+ smp_call_function_single(boot_cpuid, smp_get_rtc_time, &mrt, 1);
+ return mrt.retval;
+ }
+#endif
+ return __get_rtc_time(time);
+}
+
+static int
+marvel_set_rtc_time(struct rtc_time *time)
+{
+#ifdef CONFIG_SMP
+ struct marvel_rtc_time mrt;
+
+ if (smp_processor_id() != boot_cpuid) {
+ mrt.time = time;
+ smp_call_function_single(boot_cpuid, smp_set_rtc_time, &mrt, 1);
+ return mrt.retval;
+ }
+#endif
+ return __set_rtc_time(time);
+}
+
static void
marvel_smp_callin(void)
{
@@ -466,7 +518,9 @@ marvel_smp_callin(void)
struct alpha_machine_vector marvel_ev7_mv __initmv = {
.vector_name = "MARVEL/EV7",
DO_EV7_MMU,
- DO_DEFAULT_RTC,
+ .rtc_port = 0x70,
+ .rtc_get_time = marvel_get_rtc_time,
+ .rtc_set_time = marvel_set_rtc_time,
DO_MARVEL_IO,
.machine_check = marvel_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,