omap: Use ioremap in dmtimer.c

Use ioremap in dmtimer.c

Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index d325b54daeb5..e4e848ebbfe6 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -742,16 +742,17 @@ EXPORT_SYMBOL_GPL(omap_dm_timers_active);
 int __init omap_dm_timer_init(void)
 {
         struct omap_dm_timer *timer;
-        int i;
+        int i, map_size = SZ_8K;        /* Module 4KB + L4 4KB except on omap1 */
 
         if (!(cpu_is_omap16xx() || cpu_class_is_omap2()))
                 return -ENODEV;
 
         spin_lock_init(&dm_timer_lock);
 
-        if (cpu_class_is_omap1())
+        if (cpu_class_is_omap1()) {
                 dm_timers = omap1_dm_timers;
-        else if (cpu_is_omap24xx()) {
+                map_size = SZ_2K;
+        } else if (cpu_is_omap24xx()) {
                 dm_timers = omap2_dm_timers;
                 dm_source_names = omap2_dm_source_names;
                 dm_source_clocks = omap2_dm_source_clocks;
@@ -774,10 +775,11 @@ int __init omap_dm_timer_init(void)
 
         for (i = 0; i < dm_timer_count; i++) {
                 timer = &dm_timers[i];
-                if (cpu_class_is_omap1())
-                        timer->io_base = OMAP1_IO_ADDRESS(timer->phys_base);
-                else
-                        timer->io_base = OMAP2_IO_ADDRESS(timer->phys_base);
+
+                /* Static mapping, never released */
+                timer->io_base = ioremap(timer->phys_base, map_size);
+                BUG_ON(!timer->io_base);
+
 #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
                                         defined(CONFIG_ARCH_OMAP4)
                 if (cpu_class_is_omap2()) {