Otherwise ioremap can fail with early_init patch unless we have
a static mapping for everything.
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index eacdfd3..9e89a58 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1467,12 +1467,10 @@ static int __init _register(struct omap_hwmod *oh)
return -EEXIST;
ms_id = _find_mpu_port_index(oh);
- if (!IS_ERR_VALUE(ms_id)) {
+ if (!IS_ERR_VALUE(ms_id))
oh->_mpu_port_index = ms_id;
- oh->_mpu_rt_va = _find_mpu_rt_base(oh, oh->_mpu_port_index);
- } else {
+ else
oh->_int_flags |= _HWMOD_NO_MPU_PORT;
- }
list_add_tail(&oh->node, &omap_hwmod_list);
@@ -1621,6 +1619,26 @@ int __init omap_hwmod_init(struct omap_hwmod **ohs)
return 0;
}
+/*
+ * _populate_mpu_rt_base - populate the virtual address for a hwmod
+ *
+ * Must be called only from omap_hwmod_late_init so ioremap works properly.
+ * Assumes the caller takes care of locking if needed.
+ *
+ */
+static int __init _populate_mpu_rt_base(struct omap_hwmod *oh, void *data)
+{
+ if (oh->_int_flags & _HWMOD_NO_MPU_PORT)
+ return 0;
+
+ oh->_mpu_rt_va = _find_mpu_rt_base(oh, oh->_mpu_port_index);
+ if (!oh->_mpu_rt_va)
+ pr_warning("omap_hwmod: %s found no _mpu_rt_va for %s\n",
+ __func__, oh->name);
+
+ return 0;
+}
+
/**
* omap_hwmod_late_init - do some post-clock framework initialization
*
@@ -1632,6 +1650,8 @@ static int __init omap_hwmod_late_init(void)
{
int r;
+ r = omap_hwmod_for_each(_populate_mpu_rt_base, NULL);
+
/* XXX check return value */
r = omap_hwmod_for_each(_init_clocks, NULL);
WARN(r, "omap_hwmod: omap_hwmod_late_init(): _init_clocks failed\n");
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
