10 files changed, 38 insertions, 35 deletions

diff --git a/arch/arm/mach-ep93xx/adssphere.c b/arch/arm/mach-ep93xx/adssphere.c
index 41383bf03d4b..82d9c788535a 100644
--- a/arch/arm/mach-ep93xx/adssphere.c
+++ b/arch/arm/mach-ep93xx/adssphere.c
@@ -40,7 +40,7 @@ MACHINE_START(ADSSPHERE, "ADS Sphere board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = adssphere_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index e85bf17f2d2a..ee27b4b0ab07 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -140,11 +140,29 @@ static struct irqaction ep93xx_timer_irq = {
         .handler        = ep93xx_timer_interrupt,
 };
 
-static void __init ep93xx_timer_init(void)
+static u32 ep93xx_gettimeoffset(void)
+{
+        int offset;
+
+        offset = __raw_readl(EP93XX_TIMER4_VALUE_LOW) - last_jiffy_time;
+
+        /*
+         * Timer 4 is based on a 983.04 kHz reference clock,
+         * so dividing by 983040 gives the fraction of a second,
+         * so dividing by 0.983040 converts to uS.
+         * Refactor the calculation to avoid overflow.
+         * Finally, multiply by 1000 to give nS.
+         */
+        return (offset + (53 * offset / 3072)) * 1000;
+}
+
+void __init ep93xx_timer_init(void)
 {
         u32 tmode = EP93XX_TIMER123_CONTROL_MODE |
                     EP93XX_TIMER123_CONTROL_CLKSEL;
 
+        arch_gettimeoffset = ep93xx_gettimeoffset;
+
         /* Enable periodic HZ timer.  */
         __raw_writel(tmode, EP93XX_TIMER1_CONTROL);
         __raw_writel(TIMER1_RELOAD, EP93XX_TIMER1_LOAD);
@@ -158,21 +176,6 @@ static void __init ep93xx_timer_init(void)
         setup_irq(IRQ_EP93XX_TIMER1, &ep93xx_timer_irq);
 }
 
-static unsigned long ep93xx_gettimeoffset(void)
-{
-        int offset;
-
-        offset = __raw_readl(EP93XX_TIMER4_VALUE_LOW) - last_jiffy_time;
-
-        /* Calculate (1000000 / 983040) * offset.  */
-        return offset + (53 * offset / 3072);
-}
-
-struct sys_timer ep93xx_timer = {
-        .init           = ep93xx_timer_init,
-        .offset         = ep93xx_gettimeoffset,
-};
-
 
 /*************************************************************************
  * EP93xx IRQ handling
diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c
index b8f53d57a299..ac260519c9e9 100644
--- a/arch/arm/mach-ep93xx/edb93xx.c
+++ b/arch/arm/mach-ep93xx/edb93xx.c
@@ -277,7 +277,7 @@ MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -291,7 +291,7 @@ MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -305,7 +305,7 @@ MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -319,7 +319,7 @@ MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -333,7 +333,7 @@ MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -347,7 +347,7 @@ MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -361,7 +361,7 @@ MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -375,7 +375,7 @@ MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = edb93xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/gesbc9312.c b/arch/arm/mach-ep93xx/gesbc9312.c
index 7fd705b5efe4..76c50f42bd71 100644
--- a/arch/arm/mach-ep93xx/gesbc9312.c
+++ b/arch/arm/mach-ep93xx/gesbc9312.c
@@ -40,7 +40,7 @@ MACHINE_START(GESBC9312, "Glomation GESBC-9312-sx")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = gesbc9312_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h
index 33a5122c6dc8..a14e1b37beff 100644
--- a/arch/arm/mach-ep93xx/include/mach/platform.h
+++ b/arch/arm/mach-ep93xx/include/mach/platform.h
@@ -53,7 +53,7 @@ int ep93xx_ide_acquire_gpio(struct platform_device *pdev);
 void ep93xx_ide_release_gpio(struct platform_device *pdev);
 
 void ep93xx_init_devices(void);
-extern struct sys_timer ep93xx_timer;
+extern void ep93xx_timer_init(void);
 
 void ep93xx_restart(char, const char *);
 void ep93xx_init_late(void);
diff --git a/arch/arm/mach-ep93xx/micro9.c b/arch/arm/mach-ep93xx/micro9.c
index 3d7cdab725b2..777cd2170f8a 100644
--- a/arch/arm/mach-ep93xx/micro9.c
+++ b/arch/arm/mach-ep93xx/micro9.c
@@ -83,7 +83,7 @@ MACHINE_START(MICRO9, "Contec Micro9-High")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = micro9_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -97,7 +97,7 @@ MACHINE_START(MICRO9M, "Contec Micro9-Mid")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = micro9_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -111,7 +111,7 @@ MACHINE_START(MICRO9L, "Contec Micro9-Lite")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = micro9_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
@@ -125,7 +125,7 @@ MACHINE_START(MICRO9S, "Contec Micro9-Slim")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = micro9_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c
index 0eb3f17a6fa2..6ff39ee2ad5d 100644
--- a/arch/arm/mach-ep93xx/simone.c
+++ b/arch/arm/mach-ep93xx/simone.c
@@ -84,7 +84,7 @@ MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = simone_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/snappercl15.c b/arch/arm/mach-ep93xx/snappercl15.c
index 50043eef1cf2..6434c07dbf96 100644
--- a/arch/arm/mach-ep93xx/snappercl15.c
+++ b/arch/arm/mach-ep93xx/snappercl15.c
@@ -177,7 +177,7 @@ MACHINE_START(SNAPPER_CL15, "Bluewater Systems Snapper CL15")
         .map_io         = ep93xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = snappercl15_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index 3c4c233391dc..e4fa0d3760a5 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -247,7 +247,7 @@ MACHINE_START(TS72XX, "Technologic Systems TS-72xx SBC")
         .map_io         = ts72xx_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = ts72xx_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,
diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c
index ba92e25e3016..8610ba293991 100644
--- a/arch/arm/mach-ep93xx/vision_ep9307.c
+++ b/arch/arm/mach-ep93xx/vision_ep9307.c
@@ -365,7 +365,7 @@ MACHINE_START(VISION_EP9307, "Vision Engraving Systems EP9307")
         .map_io         = vision_map_io,
         .init_irq       = ep93xx_init_irq,
         .handle_irq     = vic_handle_irq,
-        .timer          = &ep93xx_timer,
+        .init_time      = ep93xx_timer_init,
         .init_machine   = vision_init_machine,
         .init_late      = ep93xx_init_late,
         .restart        = ep93xx_restart,