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>
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index e8e121a..338d5f6 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -279,9 +279,19 @@
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