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7#ifndef __FDT_SUPPORT_H
8#define __FDT_SUPPORT_H
9
10#if defined(CONFIG_OF_LIBFDT) && !defined(USE_HOSTCC)
11
12#include <asm/u-boot.h>
13#include <linux/libfdt.h>
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23int arch_fixup_fdt(void *blob);
24
25void ft_cpu_setup(void *blob, struct bd_info *bd);
26
27void ft_pci_setup(void *blob, struct bd_info *bd);
28
29u32 fdt_getprop_u32_default_node(const void *fdt, int off, int cell,
30 const char *prop, const u32 dflt);
31u32 fdt_getprop_u32_default(const void *fdt, const char *path,
32 const char *prop, const u32 dflt);
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42int fdt_root(void *fdt);
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52int fdt_chosen(void *fdt);
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60int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end);
61
62void do_fixup_by_path(void *fdt, const char *path, const char *prop,
63 const void *val, int len, int create);
64void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
65 u32 val, int create);
66
67static inline void do_fixup_by_path_string(void *fdt, const char *path,
68 const char *prop, const char *status)
69{
70 do_fixup_by_path(fdt, path, prop, status, strlen(status) + 1, 1);
71}
72
73void do_fixup_by_prop(void *fdt,
74 const char *pname, const void *pval, int plen,
75 const char *prop, const void *val, int len,
76 int create);
77void do_fixup_by_prop_u32(void *fdt,
78 const char *pname, const void *pval, int plen,
79 const char *prop, u32 val, int create);
80void do_fixup_by_compat(void *fdt, const char *compat,
81 const char *prop, const void *val, int len, int create);
82void do_fixup_by_compat_u32(void *fdt, const char *compat,
83 const char *prop, u32 val, int create);
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94int fdt_fixup_memory(void *blob, u64 start, u64 size);
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110#ifdef CONFIG_ARCH_FIXUP_FDT_MEMORY
111int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks);
112int fdt_set_usable_memory(void *blob, u64 start[], u64 size[], int banks);
113#else
114static inline int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[],
115 int banks)
116{
117 return 0;
118}
119#endif
120
121void fdt_fixup_ethernet(void *fdt);
122int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
123 const void *val, int len, int create);
124void fdt_fixup_qe_firmware(void *fdt);
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137int fdt_fixup_display(void *blob, const char *path, const char *display);
138
139#if defined(CONFIG_USB_EHCI_FSL) || defined(CONFIG_USB_XHCI_FSL)
140void fsl_fdt_fixup_dr_usb(void *blob, struct bd_info *bd);
141#else
142static inline void fsl_fdt_fixup_dr_usb(void *blob, struct bd_info *bd) {}
143#endif
144
145#if defined(CONFIG_SYS_FSL_SEC_COMPAT)
146void fdt_fixup_crypto_node(void *blob, int sec_rev);
147#else
148static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}
149#endif
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166int fdt_record_loadable(void *blob, u32 index, const char *name,
167 uintptr_t load_addr, u32 size, uintptr_t entry_point,
168 const char *type, const char *os, const char *arch);
169
170#ifdef CONFIG_PCI
171#include <pci.h>
172int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose);
173#endif
174
175int fdt_find_or_add_subnode(void *fdt, int parentoffset, const char *name);
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187int ft_board_setup(void *blob, struct bd_info *bd);
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197char *board_fdt_chosen_bootargs(void);
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205void ft_board_setup_ex(void *blob, struct bd_info *bd);
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217int ft_system_setup(void *blob, struct bd_info *bd);
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219void set_working_fdt_addr(ulong addr);
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228int fdt_shrink_to_minimum(void *blob, uint extrasize);
229int fdt_increase_size(void *fdt, int add_len);
230
231int fdt_delete_disabled_nodes(void *blob);
232
233int fdt_fixup_nor_flash_size(void *blob);
234
235struct node_info;
236#if defined(CONFIG_FDT_FIXUP_PARTITIONS)
237void fdt_fixup_mtdparts(void *fdt, const struct node_info *node_info,
238 int node_info_size);
239#else
240static inline void fdt_fixup_mtdparts(void *fdt,
241 const struct node_info *node_info,
242 int node_info_size)
243{
244}
245#endif
246
247void fdt_del_node_and_alias(void *blob, const char *alias);
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259u64 fdt_translate_address(const void *blob, int node_offset,
260 const __be32 *in_addr);
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271u64 fdt_translate_dma_address(const void *blob, int node_offset,
272 const __be32 *in_addr);
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285int fdt_get_dma_range(const void *blob, int node_offset, phys_addr_t *cpu,
286 dma_addr_t *bus, u64 *size);
287
288int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
289 phys_addr_t compat_off);
290int fdt_node_offset_by_pathf(void *blob, const char *fmt, ...)
291 __attribute__ ((format (printf, 2, 3)));
292
293#define fdt_for_each_node_by_compatible(node, fdt, start, compat) \
294 for (node = fdt_node_offset_by_compatible(fdt, start, compat); \
295 node >= 0; \
296 node = fdt_node_offset_by_compatible(fdt, node, compat))
297
298int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle);
299unsigned int fdt_create_phandle(void *fdt, int nodeoffset);
300unsigned int fdt_create_phandle_by_compatible(void *fdt, const char *compat);
301unsigned int fdt_create_phandle_by_pathf(void *fdt, const char *fmt, ...)
302 __attribute__ ((format (printf, 2, 3)));
303int fdt_add_edid(void *blob, const char *compat, unsigned char *buf);
304
305int fdt_verify_alias_address(void *fdt, int anode, const char *alias,
306 u64 addr);
307u64 fdt_get_base_address(const void *fdt, int node);
308int fdt_read_range(void *fdt, int node, int n, uint64_t *child_addr,
309 uint64_t *addr, uint64_t *len);
310
311enum fdt_status {
312 FDT_STATUS_OKAY,
313 FDT_STATUS_DISABLED,
314 FDT_STATUS_FAIL,
315};
316int fdt_set_node_status(void *fdt, int nodeoffset, enum fdt_status status);
317static inline int fdt_status_okay(void *fdt, int nodeoffset)
318{
319 return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_OKAY);
320}
321static inline int fdt_status_disabled(void *fdt, int nodeoffset)
322{
323 return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_DISABLED);
324}
325static inline int fdt_status_fail(void *fdt, int nodeoffset)
326{
327 return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_FAIL);
328}
329
330int fdt_set_status_by_alias(void *fdt, const char *alias,
331 enum fdt_status status);
332static inline int fdt_status_okay_by_alias(void *fdt, const char *alias)
333{
334 return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_OKAY);
335}
336static inline int fdt_status_disabled_by_alias(void *fdt, const char *alias)
337{
338 return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_DISABLED);
339}
340static inline int fdt_status_fail_by_alias(void *fdt, const char *alias)
341{
342 return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_FAIL);
343}
344
345int fdt_set_status_by_compatible(void *fdt, const char *compat,
346 enum fdt_status status);
347static inline int fdt_status_okay_by_compatible(void *fdt, const char *compat)
348{
349 return fdt_set_status_by_compatible(fdt, compat, FDT_STATUS_OKAY);
350}
351static inline int fdt_status_disabled_by_compatible(void *fdt,
352 const char *compat)
353{
354 return fdt_set_status_by_compatible(fdt, compat, FDT_STATUS_DISABLED);
355}
356static inline int fdt_status_fail_by_compatible(void *fdt, const char *compat)
357{
358 return fdt_set_status_by_compatible(fdt, compat, FDT_STATUS_FAIL);
359}
360
361int fdt_set_status_by_pathf(void *fdt, enum fdt_status status, const char *fmt,
362 ...) __attribute__ ((format (printf, 3, 4)));
363#define fdt_status_okay_by_pathf(fdt, fmt, ...) \
364 fdt_set_status_by_pathf((fdt), FDT_STATUS_OKAY, (fmt), ##__VA_ARGS__)
365#define fdt_status_disabled_by_pathf(fdt, fmt, ...) \
366 fdt_set_status_by_pathf((fdt), FDT_STATUS_DISABLED, (fmt), ##__VA_ARGS__)
367#define fdt_status_fail_by_pathf(fdt, fmt, ...) \
368 fdt_set_status_by_pathf((fdt), FDT_STATUS_FAIL, (fmt), ##__VA_ARGS__)
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371static inline u64 fdt_read_number(const fdt32_t *cell, int size)
372{
373 u64 r = 0;
374 while (size--)
375 r = (r << 32) | fdt32_to_cpu(*(cell++));
376 return r;
377}
378
379void fdt_support_default_count_cells(const void *blob, int parentoffset,
380 int *addrc, int *sizec);
381int ft_verify_fdt(void *fdt);
382int arch_fixup_memory_node(void *blob);
383
384int fdt_setup_simplefb_node(void *fdt, int node, u64 base_address, u32 width,
385 u32 height, u32 stride, const char *format);
386
387int fdt_overlay_apply_verbose(void *fdt, void *fdto);
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389int fdt_valid(struct fdt_header **blobp);
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399int fdt_get_cells_len(const void *blob, char *nr_cells_name);
400
401#endif
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403#ifdef USE_HOSTCC
404int fdtdec_get_int(const void *blob, int node, const char *prop_name,
405 int default_val);
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414int fdtdec_get_child_count(const void *blob, int node);
415#endif
416#ifdef CONFIG_FMAN_ENET
417int fdt_update_ethernet_dt(void *blob);
418#endif
419#ifdef CONFIG_FSL_MC_ENET
420void fdt_fixup_board_enet(void *blob);
421#endif
422#ifdef CONFIG_CMD_PSTORE
423void fdt_fixup_pstore(void *blob);
424#endif
425#endif
426