3 * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
5 * SPDX-License-Identifier: GPL-2.0+
8 #ifndef __FDT_SUPPORT_H
9 #define __FDT_SUPPORT_H
11 #ifdef CONFIG_OF_LIBFDT
15 u32
fdt_getprop_u32_default(const void *fdt
, const char *path
,
16 const char *prop
, const u32 dflt
);
17 int fdt_chosen(void *fdt
, int force
);
18 int fdt_initrd(void *fdt
, ulong initrd_start
, ulong initrd_end
, int force
);
19 void do_fixup_by_path(void *fdt
, const char *path
, const char *prop
,
20 const void *val
, int len
, int create
);
21 void do_fixup_by_path_u32(void *fdt
, const char *path
, const char *prop
,
24 static inline void do_fixup_by_path_string(void *fdt
, const char *path
,
25 const char *prop
, const char *status
)
27 do_fixup_by_path(fdt
, path
, prop
, status
, strlen(status
) + 1, 1);
30 void do_fixup_by_prop(void *fdt
,
31 const char *pname
, const void *pval
, int plen
,
32 const char *prop
, const void *val
, int len
,
34 void do_fixup_by_prop_u32(void *fdt
,
35 const char *pname
, const void *pval
, int plen
,
36 const char *prop
, u32 val
, int create
);
37 void do_fixup_by_compat(void *fdt
, const char *compat
,
38 const char *prop
, const void *val
, int len
, int create
);
39 void do_fixup_by_compat_u32(void *fdt
, const char *compat
,
40 const char *prop
, u32 val
, int create
);
41 int fdt_fixup_memory(void *blob
, u64 start
, u64 size
);
42 int fdt_fixup_memory_banks(void *blob
, u64 start
[], u64 size
[], int banks
);
43 void fdt_fixup_ethernet(void *fdt
);
44 int fdt_find_and_setprop(void *fdt
, const char *node
, const char *prop
,
45 const void *val
, int len
, int create
);
46 void fdt_fixup_qe_firmware(void *fdt
);
48 #if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
49 void fdt_fixup_dr_usb(void *blob
, bd_t
*bd
);
51 static inline void fdt_fixup_dr_usb(void *blob
, bd_t
*bd
) {}
52 #endif /* defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) */
54 #if defined(CONFIG_SYS_FSL_SEC_COMPAT)
55 void fdt_fixup_crypto_node(void *blob
, int sec_rev
);
57 static inline void fdt_fixup_crypto_node(void *blob
, int sec_rev
) {}
62 int fdt_pci_dma_ranges(void *blob
, int phb_off
, struct pci_controller
*hose
);
65 void ft_board_setup(void *blob
, bd_t
*bd
);
66 void ft_cpu_setup(void *blob
, bd_t
*bd
);
67 void ft_pci_setup(void *blob
, bd_t
*bd
);
69 void set_working_fdt_addr(void *addr
);
70 int fdt_resize(void *blob
);
71 int fdt_increase_size(void *fdt
, int add_len
);
73 int fdt_fixup_nor_flash_size(void *blob
);
75 void fdt_fixup_mtdparts(void *fdt
, void *node_info
, int node_info_size
);
76 void fdt_del_node_and_alias(void *blob
, const char *alias
);
77 u64
fdt_translate_address(void *blob
, int node_offset
, const __be32
*in_addr
);
78 int fdt_node_offset_by_compat_reg(void *blob
, const char *compat
,
79 phys_addr_t compat_off
);
80 int fdt_alloc_phandle(void *blob
);
81 int fdt_set_phandle(void *fdt
, int nodeoffset
, uint32_t phandle
);
82 unsigned int fdt_create_phandle(void *fdt
, int nodeoffset
);
83 int fdt_add_edid(void *blob
, const char *compat
, unsigned char *buf
);
85 int fdt_verify_alias_address(void *fdt
, int anode
, const char *alias
,
87 u64
fdt_get_base_address(void *fdt
, int node
);
93 FDT_STATUS_FAIL_ERROR_CODE
,
95 int fdt_set_node_status(void *fdt
, int nodeoffset
,
96 enum fdt_status status
, unsigned int error_code
);
97 static inline int fdt_status_okay(void *fdt
, int nodeoffset
)
99 return fdt_set_node_status(fdt
, nodeoffset
, FDT_STATUS_OKAY
, 0);
101 static inline int fdt_status_disabled(void *fdt
, int nodeoffset
)
103 return fdt_set_node_status(fdt
, nodeoffset
, FDT_STATUS_DISABLED
, 0);
106 int fdt_set_status_by_alias(void *fdt
, const char* alias
,
107 enum fdt_status status
, unsigned int error_code
);
108 static inline int fdt_status_okay_by_alias(void *fdt
, const char* alias
)
110 return fdt_set_status_by_alias(fdt
, alias
, FDT_STATUS_OKAY
, 0);
112 static inline int fdt_status_disabled_by_alias(void *fdt
, const char* alias
)
114 return fdt_set_status_by_alias(fdt
, alias
, FDT_STATUS_DISABLED
, 0);
117 #endif /* ifdef CONFIG_OF_LIBFDT */
118 #endif /* ifndef __FDT_SUPPORT_H */