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Gerald Van Baren64dbbd42007-04-06 14:19:43 -04001/*
2 * (C) Copyright 2007
3 * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
4 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
Gerald Van Baren64dbbd42007-04-06 14:19:43 -04006 */
7
8#ifndef __FDT_SUPPORT_H
9#define __FDT_SUPPORT_H
10
11#ifdef CONFIG_OF_LIBFDT
12
Gerald Van Baren58864dd2013-02-07 19:49:54 -050013#include <libfdt.h>
Gerald Van Baren64dbbd42007-04-06 14:19:43 -040014
Gabe Black07e12782011-11-08 01:09:44 -080015u32 fdt_getprop_u32_default(const void *fdt, const char *path,
16 const char *prop, const u32 dflt);
Heiko Schocher56844a22008-09-11 08:11:23 +020017int fdt_chosen(void *fdt, int force);
Kumar Gala2a1a2cb2008-08-15 08:24:43 -050018int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end, int force);
Kumar Galae93becf2007-11-03 19:46:28 -050019void do_fixup_by_path(void *fdt, const char *path, const char *prop,
20 const void *val, int len, int create);
21void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop,
22 u32 val, int create);
Chunhe Lan8ddb10e2011-08-31 10:36:32 +080023
24static inline void do_fixup_by_path_string(void *fdt, const char *path,
25 const char *prop, const char *status)
26{
27 do_fixup_by_path(fdt, path, prop, status, strlen(status) + 1, 1);
28}
29
Kumar Gala9eb77ce2007-11-21 13:30:15 -060030void do_fixup_by_prop(void *fdt,
31 const char *pname, const void *pval, int plen,
32 const char *prop, const void *val, int len,
33 int create);
34void do_fixup_by_prop_u32(void *fdt,
35 const char *pname, const void *pval, int plen,
36 const char *prop, u32 val, int create);
37void do_fixup_by_compat(void *fdt, const char *compat,
38 const char *prop, const void *val, int len, int create);
39void do_fixup_by_compat_u32(void *fdt, const char *compat,
40 const char *prop, u32 val, int create);
Kumar Gala3c927282007-11-26 14:57:45 -060041int fdt_fixup_memory(void *blob, u64 start, u64 size);
John Rigbya6bd9e82010-10-13 13:57:33 -060042int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks);
Kumar Galaba37aa02008-08-19 15:41:18 -050043void fdt_fixup_ethernet(void *fdt);
Matthias Fuchs22fb2242007-12-28 11:56:30 +010044int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,
45 const void *val, int len, int create);
Timur Tabib8ec2382008-01-07 13:31:19 -060046void fdt_fixup_qe_firmware(void *fdt);
Gerald Van Baren64dbbd42007-04-06 14:19:43 -040047
ramneek mehresh79f49122012-02-10 00:36:43 +000048#if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB)
Anton Vorontsov18e69a32008-03-14 23:20:18 +030049void fdt_fixup_dr_usb(void *blob, bd_t *bd);
50#else
51static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {}
ramneek mehresh79f49122012-02-10 00:36:43 +000052#endif /* defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) */
Anton Vorontsov18e69a32008-03-14 23:20:18 +030053
Kim Phillips929a2132010-06-01 12:24:27 -050054#if defined(CONFIG_SYS_FSL_SEC_COMPAT)
Kim Phillips6b70ffb2008-06-16 15:55:53 -050055void fdt_fixup_crypto_node(void *blob, int sec_rev);
56#else
57static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {}
58#endif
59
Kumar Gala8ab451c2008-10-22 23:33:56 -050060#ifdef CONFIG_PCI
61#include <pci.h>
62int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose);
63#endif
64
Gerald Van Barene125a2f2007-07-10 20:40:39 -040065void ft_board_setup(void *blob, bd_t *bd);
Vitaly Andrianov00c200f2014-04-04 13:16:47 -040066/*
67 * The keystone2 SOC requires all 32 bit aliased addresses to be converted
68 * to their 36 physical format. This has to happen after all fdt nodes
69 * are added or modified by the image_setup_libfdt(). The ft_board_setup_ex()
70 * called at the end of the image_setup_libfdt() is to do that convertion.
71 */
72void ft_board_setup_ex(void *blob, bd_t *bd);
Gerald Van Barene125a2f2007-07-10 20:40:39 -040073void ft_cpu_setup(void *blob, bd_t *bd);
74void ft_pci_setup(void *blob, bd_t *bd);
Gerald Van Barene125a2f2007-07-10 20:40:39 -040075
Kumar Gala54f9c862008-08-15 08:24:39 -050076void set_working_fdt_addr(void *addr);
Kumar Gala3082d232008-08-15 08:24:42 -050077int fdt_resize(void *blob);
Timur Tabib3606f12011-05-03 13:35:10 -050078int fdt_increase_size(void *fdt, int add_len);
Kumar Gala54f9c862008-08-15 08:24:39 -050079
Stefan Roese8a805df2010-09-16 14:01:53 +020080int fdt_fixup_nor_flash_size(void *blob);
Stefan Roese30d45c02009-10-21 11:59:52 +020081
Anatolij Gustschin3c950e22010-03-16 17:10:05 +010082void fdt_fixup_mtdparts(void *fdt, void *node_info, int node_info_size);
Kumar Gala49b97d92010-03-30 10:19:26 -050083void fdt_del_node_and_alias(void *blob, const char *alias);
Kim Phillips8aa5ec62013-01-16 14:00:11 +000084u64 fdt_translate_address(void *blob, int node_offset, const __be32 *in_addr);
Kumar Gala75e73af2010-07-04 12:48:21 -050085int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
86 phys_addr_t compat_off);
Kumar Galab4b847e2010-07-09 16:18:58 -050087int fdt_alloc_phandle(void *blob);
Kumar Galaf117c0f2011-08-01 00:23:23 -050088int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle);
Timur Tabi3c927cc2011-09-20 18:24:34 -050089unsigned int fdt_create_phandle(void *fdt, int nodeoffset);
Anatolij Gustschinbeca5a52010-08-18 11:25:20 +020090int fdt_add_edid(void *blob, const char *compat, unsigned char *buf);
Anatolij Gustschin3c950e22010-03-16 17:10:05 +010091
Timur Tabibb682002011-05-03 13:24:07 -050092int fdt_verify_alias_address(void *fdt, int anode, const char *alias,
93 u64 addr);
94u64 fdt_get_base_address(void *fdt, int node);
95
Shengzhou Liu2a523f52011-10-14 16:26:05 +080096enum fdt_status {
97 FDT_STATUS_OKAY,
98 FDT_STATUS_DISABLED,
99 FDT_STATUS_FAIL,
100 FDT_STATUS_FAIL_ERROR_CODE,
101};
102int fdt_set_node_status(void *fdt, int nodeoffset,
103 enum fdt_status status, unsigned int error_code);
104static inline int fdt_status_okay(void *fdt, int nodeoffset)
105{
106 return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_OKAY, 0);
107}
108static inline int fdt_status_disabled(void *fdt, int nodeoffset)
109{
110 return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_DISABLED, 0);
111}
112
113int fdt_set_status_by_alias(void *fdt, const char* alias,
114 enum fdt_status status, unsigned int error_code);
115static inline int fdt_status_okay_by_alias(void *fdt, const char* alias)
116{
117 return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_OKAY, 0);
118}
119static inline int fdt_status_disabled_by_alias(void *fdt, const char* alias)
120{
121 return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_DISABLED, 0);
122}
123
Gerald Van Baren64dbbd42007-04-06 14:19:43 -0400124#endif /* ifdef CONFIG_OF_LIBFDT */
125#endif /* ifndef __FDT_SUPPORT_H */