omap2/3/4: ioremap omap_globals module

This is a clean-up patch towards dynamic allocation of IO space
instead of using harcoded macros to calculate virtual addresses.

Also update the sdrc, prcm and control module to allocate
iospace dynamically

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Kevin Hilman <khilman@deeprootsystems.com>
Reviewed-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 13 insertions, 3 deletions

diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index e8e121a41d6d..338d5f67ef0d 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -279,9 +279,19 @@ int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, const char *name)
 
 void __init omap2_set_globals_prcm(struct omap_globals *omap2_globals)
 {
-        prm_base = omap2_globals->prm;
-        cm_base = omap2_globals->cm;
-        cm2_base = omap2_globals->cm2;
+        /* Static mapping, never released */
+        if (omap2_globals->prm) {
+                prm_base = ioremap(omap2_globals->prm, SZ_8K);
+                WARN_ON(!prm_base);
+        }
+        if (omap2_globals->cm) {
+                cm_base = ioremap(omap2_globals->cm, SZ_8K);
+                WARN_ON(!cm_base);
+        }
+        if (omap2_globals->cm2) {
+                cm2_base = ioremap(omap2_globals->cm2, SZ_8K);
+                WARN_ON(!cm2_base);
+        }
 }
 
 #ifdef CONFIG_ARCH_OMAP3