xref: /openbmc/u-boot/include/fdt_support.h (revision 419adbfb)
1 /*
2  * (C) Copyright 2007
3  * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 
24 #ifndef __FDT_SUPPORT_H
25 #define __FDT_SUPPORT_H
26 
27 #ifdef CONFIG_OF_LIBFDT
28 
29 #include <fdt.h>
30 
31 u32 fdt_getprop_u32_default(void *fdt, const char *path, const char *prop,
32 				const u32 dflt);
33 int fdt_chosen(void *fdt, int force);
34 int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end, int force);
35 void do_fixup_by_path(void *fdt, const char *path, const char *prop,
36 		      const void *val, int len, int create);
37 void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
38 			  u32 val, int create);
39 void do_fixup_by_prop(void *fdt,
40 		      const char *pname, const void *pval, int plen,
41 		      const char *prop, const void *val, int len,
42 		      int create);
43 void do_fixup_by_prop_u32(void *fdt,
44 			  const char *pname, const void *pval, int plen,
45 			  const char *prop, u32 val, int create);
46 void do_fixup_by_compat(void *fdt, const char *compat,
47 			const char *prop, const void *val, int len, int create);
48 void do_fixup_by_compat_u32(void *fdt, const char *compat,
49 			    const char *prop, u32 val, int create);
50 int fdt_fixup_memory(void *blob, u64 start, u64 size);
51 int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks);
52 void fdt_fixup_ethernet(void *fdt);
53 int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
54 			 const void *val, int len, int create);
55 void fdt_fixup_qe_firmware(void *fdt);
56 
57 #ifdef CONFIG_HAS_FSL_DR_USB
58 void fdt_fixup_dr_usb(void *blob, bd_t *bd);
59 #else
60 static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {}
61 #endif /* CONFIG_HAS_FSL_DR_USB */
62 
63 #if defined(CONFIG_SYS_FSL_SEC_COMPAT)
64 void fdt_fixup_crypto_node(void *blob, int sec_rev);
65 #else
66 static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}
67 #endif
68 
69 #ifdef CONFIG_PCI
70 #include <pci.h>
71 int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose);
72 #endif
73 
74 #ifdef CONFIG_OF_BOARD_SETUP
75 void ft_board_setup(void *blob, bd_t *bd);
76 void ft_cpu_setup(void *blob, bd_t *bd);
77 void ft_pci_setup(void *blob, bd_t *bd);
78 #endif
79 
80 void set_working_fdt_addr(void *addr);
81 int fdt_resize(void *blob);
82 int fdt_increase_size(void *fdt, int add_len);
83 
84 int fdt_fixup_nor_flash_size(void *blob);
85 
86 void fdt_fixup_mtdparts(void *fdt, void *node_info, int node_info_size);
87 void fdt_del_node_and_alias(void *blob, const char *alias);
88 u64 fdt_translate_address(void *blob, int node_offset, const u32 *in_addr);
89 int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
90 					phys_addr_t compat_off);
91 int fdt_alloc_phandle(void *blob);
92 int fdt_create_phandle(void *fdt, int nodeoffset, uint32_t phandle);
93 int fdt_add_edid(void *blob, const char *compat, unsigned char *buf);
94 
95 int fdt_verify_alias_address(void *fdt, int anode, const char *alias,
96 			      u64 addr);
97 u64 fdt_get_base_address(void *fdt, int node);
98 
99 #endif /* ifdef CONFIG_OF_LIBFDT */
100 #endif /* ifndef __FDT_SUPPORT_H */
101