ARM: Orion: Consolidate the address map setup

Compile tested on Dove, orion5x, mv78xx0. Boot tested on Kirkwood.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Michael Walle <michael@walle.cc>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>

1 files changed, 52 insertions, 0 deletions

diff --git a/arch/arm/plat-orion/include/plat/addr-map.h b/arch/arm/plat-orion/include/plat/addr-map.h
new file mode 100644
index 00000000000..55e40f43f1e
--- /dev/null
+++ b/arch/arm/plat-orion/include/plat/addr-map.h
@@ -0,0 +1,52 @@
+/*
+ * arch/arm/plat-orion/include/plat/addr-map.h
+ *
+ * Marvell Orion SoC address map handling.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PLAT_ADDR_MAP_H
+#define __PLAT_ADDR_MAP_H
+
+struct orion_addr_map_cfg {
+        const int num_wins;     /* Total number of windows */
+        const int remappable_wins;
+        const u32 bridge_virt_base;
+
+        /* If NULL, the default cpu_win_can_remap will be used, using
+           the value in remappable_wins */
+        int (*cpu_win_can_remap) (const struct orion_addr_map_cfg *cfg,
+                                  const int win);
+        /* If NULL, the default win_cfg_base will be used, using the
+           value in bridge_virt_base */
+        void __iomem *(*win_cfg_base) (const struct orion_addr_map_cfg *cfg,
+                                 const int win);
+};
+
+/*
+ * Information needed to setup one address mapping.
+ */
+struct orion_addr_map_info {
+        const int win;
+        const u32 base;
+        const u32 size;
+        const u8 target;
+        const u8 attr;
+        const int remap;
+};
+
+void __init orion_config_wins(struct orion_addr_map_cfg *cfg,
+                              const struct orion_addr_map_info *info);
+
+void __init orion_setup_cpu_win(const struct orion_addr_map_cfg *cfg,
+                                const int win, const u32 base,
+                                const u32 size, const u8 target,
+                                const u8 attr, const int remap);
+
+void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg,
+                                        struct mbus_dram_target_info *info,
+                                        const u32 ddr_window_cpu_base);
+#endif