dm: Add support for all targets which requires MANUAL_RELOC

[karo-tx-uboot.git] / drivers / core / root.c

diff --git a/drivers/core/root.c b/drivers/core/root.c
index 73e3c7228e300e67da317098160d9c9c988446b3..9b5c6bb10cb13d1648c344970838d967494e26a4 100644 (file)
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -37,6 +37,65 @@ struct udevice *dm_root(void)
        return gd->dm_root;
 }
 
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+void fix_drivers(void)
+{
+       struct driver *drv =
+               ll_entry_start(struct driver, driver);
+       const int n_ents = ll_entry_count(struct driver, driver);
+       struct driver *entry;
+
+       for (entry = drv; entry != drv + n_ents; entry++) {
+               if (entry->of_match)
+                       entry->of_match = (const struct udevice_id *)
+                               ((u32)entry->of_match + gd->reloc_off);
+               if (entry->bind)
+                       entry->bind += gd->reloc_off;
+               if (entry->probe)
+                       entry->probe += gd->reloc_off;
+               if (entry->remove)
+                       entry->remove += gd->reloc_off;
+               if (entry->unbind)
+                       entry->unbind += gd->reloc_off;
+               if (entry->ofdata_to_platdata)
+                       entry->ofdata_to_platdata += gd->reloc_off;
+               if (entry->child_pre_probe)
+                       entry->child_pre_probe += gd->reloc_off;
+               if (entry->child_post_remove)
+                       entry->child_post_remove += gd->reloc_off;
+               /* OPS are fixed in every uclass post_probe function */
+               if (entry->ops)
+                       entry->ops += gd->reloc_off;
+       }
+}
+
+void fix_uclass(void)
+{
+       struct uclass_driver *uclass =
+               ll_entry_start(struct uclass_driver, uclass);
+       const int n_ents = ll_entry_count(struct uclass_driver, uclass);
+       struct uclass_driver *entry;
+
+       for (entry = uclass; entry != uclass + n_ents; entry++) {
+               if (entry->post_bind)
+                       entry->post_bind += gd->reloc_off;
+               if (entry->pre_unbind)
+                       entry->pre_unbind += gd->reloc_off;
+               if (entry->post_probe)
+                       entry->post_probe += gd->reloc_off;
+               if (entry->pre_remove)
+                       entry->pre_remove += gd->reloc_off;
+               if (entry->init)
+                       entry->init += gd->reloc_off;
+               if (entry->destroy)
+                       entry->destroy += gd->reloc_off;
+               /* FIXME maybe also need to fix these ops */
+               if (entry->ops)
+                       entry->ops += gd->reloc_off;
+       }
+}
+#endif
+
 int dm_init(void)
 {
        int ret;
@@ -47,6 +106,11 @@ int dm_init(void)
        }
        INIT_LIST_HEAD(&DM_UCLASS_ROOT_NON_CONST);
 
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+       fix_drivers();
+       fix_uclass();
+#endif
+
        ret = device_bind_by_name(NULL, false, &root_info, &DM_ROOT_NON_CONST);
        if (ret)
                return ret;