+/**
+ * Add system-specific data to the FDT before booting the OS.
+ *
+ * Use CONFIG_SYS_FDT_PAD to ensure there is sufficient space.
+ * This function is called if CONFIG_OF_SYSTEM_SETUP is defined
+ *
+ * @param blob FDT blob to update
+ * @param bd_t Pointer to board data
+ * @return 0 if ok, or -FDT_ERR_... on error
+ */
+int ft_system_setup(void *blob, bd_t *bd);
+
+void set_working_fdt_addr(ulong addr);
+int fdt_shrink_to_minimum(void *blob);
+int fdt_increase_size(void *fdt, int add_len);
+
+int fdt_fixup_nor_flash_size(void *blob);
+
+void fdt_fixup_mtdparts(void *fdt, void *node_info, int node_info_size);
+void fdt_del_node_and_alias(void *blob, const char *alias);
+u64 fdt_translate_address(void *blob, int node_offset, const __be32 *in_addr);
+int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
+ phys_addr_t compat_off);
+int fdt_alloc_phandle(void *blob);
+int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle);
+unsigned int fdt_create_phandle(void *fdt, int nodeoffset);
+int fdt_add_edid(void *blob, const char *compat, unsigned char *buf);
+
+int fdt_verify_alias_address(void *fdt, int anode, const char *alias,
+ u64 addr);
+u64 fdt_get_base_address(void *fdt, int node);
+int fdt_read_range(void *fdt, int node, int n, uint64_t *child_addr,
+ uint64_t *addr, uint64_t *len);
+
+enum fdt_status {
+ FDT_STATUS_OKAY,
+ FDT_STATUS_DISABLED,
+ FDT_STATUS_FAIL,
+ FDT_STATUS_FAIL_ERROR_CODE,
+};
+int fdt_set_node_status(void *fdt, int nodeoffset,
+ enum fdt_status status, unsigned int error_code);
+static inline int fdt_status_okay(void *fdt, int nodeoffset)
+{
+ return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_OKAY, 0);
+}
+static inline int fdt_status_disabled(void *fdt, int nodeoffset)
+{
+ return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_DISABLED, 0);
+}
+static inline int fdt_status_fail(void *fdt, int nodeoffset)
+{
+ return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_FAIL, 0);
+}
+
+int fdt_set_status_by_alias(void *fdt, const char *alias,
+ enum fdt_status status, unsigned int error_code);
+static inline int fdt_status_okay_by_alias(void *fdt, const char *alias)
+{
+ return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_OKAY, 0);
+}
+static inline int fdt_status_disabled_by_alias(void *fdt, const char *alias)
+{
+ return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_DISABLED, 0);
+}
+static inline int fdt_status_fail_by_alias(void *fdt, const char *alias)
+{
+ return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_FAIL, 0);
+}
+
+/* Helper to read a big number; size is in cells (not bytes) */
+static inline u64 of_read_number(const fdt32_t *cell, int size)
+{
+ u64 r = 0;
+ while (size--)
+ r = (r << 32) | fdt32_to_cpu(*(cell++));
+ return r;
+}
+
+void of_bus_default_count_cells(void *blob, int parentoffset,
+ int *addrc, int *sizec);
+int ft_verify_fdt(void *fdt);
+int arch_fixup_memory_node(void *blob);
+
+int fdt_setup_simplefb_node(void *fdt, int node, u64 base_address, u32 width,
+ u32 height, u32 stride, const char *format);