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_node(const void *fdt, int off, int cell,
16
const char *prop, const u32 dflt);
17
u32 fdt_getprop_u32_default(const void *fdt, const char *path,
18
const char *prop, const u32 dflt);
19
int fdt_chosen(void *fdt, int force);
20
int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end, int force);
21
void do_fixup_by_path(void *fdt, const char *path, const char *prop,
22
const void *val, int len, int create);
23
void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
26
static inline void do_fixup_by_path_string(void *fdt, const char *path,
27
const char *prop, const char *status)
29
do_fixup_by_path(fdt, path, prop, status, strlen(status) + 1, 1);
32
void do_fixup_by_prop(void *fdt,
33
const char *pname, const void *pval, int plen,
34
const char *prop, const void *val, int len,
36
void do_fixup_by_prop_u32(void *fdt,
37
const char *pname, const void *pval, int plen,
38
const char *prop, u32 val, int create);
39
void do_fixup_by_compat(void *fdt, const char *compat,
40
const char *prop, const void *val, int len, int create);
41
void do_fixup_by_compat_u32(void *fdt, const char *compat,
42
const char *prop, u32 val, int create);
43
int fdt_fixup_memory(void *blob, u64 start, u64 size);
44
int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks);
45
void fdt_fixup_ethernet(void *fdt);
46
int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
47
const void *val, int len, int create);
48
void fdt_fixup_qe_firmware(void *fdt);
50
#if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
51
void fdt_fixup_dr_usb(void *blob, bd_t *bd);
53
static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {}
54
#endif /* defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) */
56
#if defined(CONFIG_SYS_FSL_SEC_COMPAT)
57
void fdt_fixup_crypto_node(void *blob, int sec_rev);
59
static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}
64
int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose);
67
void ft_board_setup(void *blob, bd_t *bd);
69
* The keystone2 SOC requires all 32 bit aliased addresses to be converted
70
* to their 36 physical format. This has to happen after all fdt nodes
71
* are added or modified by the image_setup_libfdt(). The ft_board_setup_ex()
72
* called at the end of the image_setup_libfdt() is to do that convertion.
74
void ft_board_setup_ex(void *blob, bd_t *bd);
75
void ft_cpu_setup(void *blob, bd_t *bd);
76
void ft_pci_setup(void *blob, bd_t *bd);
78
void set_working_fdt_addr(void *addr);
79
int fdt_resize(void *blob);
80
int fdt_increase_size(void *fdt, int add_len);
82
int fdt_fixup_nor_flash_size(void *blob);
84
void fdt_fixup_mtdparts(void *fdt, void *node_info, int node_info_size);
85
void fdt_del_node_and_alias(void *blob, const char *alias);
86
u64 fdt_translate_address(void *blob, int node_offset, const __be32 *in_addr);
87
int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
88
phys_addr_t compat_off);
89
int fdt_alloc_phandle(void *blob);
90
int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle);
91
unsigned int fdt_create_phandle(void *fdt, int nodeoffset);
92
int fdt_add_edid(void *blob, const char *compat, unsigned char *buf);
94
int fdt_verify_alias_address(void *fdt, int anode, const char *alias,
96
u64 fdt_get_base_address(void *fdt, int node);
97
int fdt_read_range(void *fdt, int node, int n, uint64_t *child_addr,
98
uint64_t *addr, uint64_t *len);
104
FDT_STATUS_FAIL_ERROR_CODE,
106
int fdt_set_node_status(void *fdt, int nodeoffset,
107
enum fdt_status status, unsigned int error_code);
108
static inline int fdt_status_okay(void *fdt, int nodeoffset)
110
return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_OKAY, 0);
112
static inline int fdt_status_disabled(void *fdt, int nodeoffset)
114
return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_DISABLED, 0);
117
int fdt_set_status_by_alias(void *fdt, const char* alias,
118
enum fdt_status status, unsigned int error_code);
119
static inline int fdt_status_okay_by_alias(void *fdt, const char* alias)
121
return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_OKAY, 0);
123
static inline int fdt_status_disabled_by_alias(void *fdt, const char* alias)
125
return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_DISABLED, 0);
128
#endif /* ifdef CONFIG_OF_LIBFDT */
131
int fdtdec_get_int(const void *blob, int node, const char *prop_name,
134
#endif /* ifndef __FDT_SUPPORT_H */