/* * (C) Copyright 2007 * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __FDT_SUPPORT_H #define __FDT_SUPPORT_H #ifdef CONFIG_OF_LIBFDT #include <libfdt.h> u32 fdt_getprop_u32_default_node(const void *fdt, int off, int cell, const char *prop, const u32 dflt); u32 fdt_getprop_u32_default(const void *fdt, const char *path, const char *prop, const u32 dflt); int fdt_chosen(void *fdt); int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end); void do_fixup_by_path(void *fdt, const char *path, const char *prop, const void *val, int len, int create); void do_fixup_by_path_u32(void *fdt, const char *path, const char *prop, u32 val, int create); static inline void do_fixup_by_path_string(void *fdt, const char *path, const char *prop, const char *status) { do_fixup_by_path(fdt, path, prop, status, strlen(status) + 1, 1); } void do_fixup_by_prop(void *fdt, const char *pname, const void *pval, int plen, const char *prop, const void *val, int len, int create); void do_fixup_by_prop_u32(void *fdt, const char *pname, const void *pval, int plen, const char *prop, u32 val, int create); void do_fixup_by_compat(void *fdt, const char *compat, const char *prop, const void *val, int len, int create); void do_fixup_by_compat_u32(void *fdt, const char *compat, const char *prop, u32 val, int create); int fdt_fixup_memory(void *blob, u64 start, u64 size); int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks); void fdt_fixup_ethernet(void *fdt); int fdt_find_and_setprop(void *fdt, const char *node, const char *prop, const void *val, int len, int create); void fdt_fixup_qe_firmware(void *fdt); #if defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) void fdt_fixup_dr_usb(void *blob, bd_t *bd); #else static inline void fdt_fixup_dr_usb(void *blob, bd_t *bd) {} #endif /* defined(CONFIG_HAS_FSL_DR_USB) || defined(CONFIG_HAS_FSL_MPH_USB) */ #if defined(CONFIG_SYS_FSL_SEC_COMPAT) void fdt_fixup_crypto_node(void *blob, int sec_rev); #else static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {} #endif #ifdef CONFIG_PCI #include <pci.h> int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose); #endif void ft_board_setup(void *blob, bd_t *bd); /* * The keystone2 SOC requires all 32 bit aliased addresses to be converted * to their 36 physical format. This has to happen after all fdt nodes * are added or modified by the image_setup_libfdt(). The ft_board_setup_ex() * called at the end of the image_setup_libfdt() is to do that convertion. */ void ft_board_setup_ex(void *blob, bd_t *bd); void ft_cpu_setup(void *blob, bd_t *bd); void ft_pci_setup(void *blob, bd_t *bd); void set_working_fdt_addr(void *addr); int fdt_resize(void *blob); int fdt_increase_size(void *fdt, int add_len); int fdt_fixup_nor_flash_size(void *blob); void fdt_fixup_mtdparts(void *fdt, void *node_info, int node_info_size); void fdt_del_node_and_alias(void *blob, const char *alias); u64 fdt_translate_address(void *blob, int node_offset, const __be32 *in_addr); int fdt_node_offset_by_compat_reg(void *blob, const char *compat, phys_addr_t compat_off); int fdt_alloc_phandle(void *blob); int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle); unsigned int fdt_create_phandle(void *fdt, int nodeoffset); int fdt_add_edid(void *blob, const char *compat, unsigned char *buf); int fdt_verify_alias_address(void *fdt, int anode, const char *alias, u64 addr); u64 fdt_get_base_address(void *fdt, int node); int fdt_read_range(void *fdt, int node, int n, uint64_t *child_addr, uint64_t *addr, uint64_t *len); enum fdt_status { FDT_STATUS_OKAY, FDT_STATUS_DISABLED, FDT_STATUS_FAIL, FDT_STATUS_FAIL_ERROR_CODE, }; int fdt_set_node_status(void *fdt, int nodeoffset, enum fdt_status status, unsigned int error_code); static inline int fdt_status_okay(void *fdt, int nodeoffset) { return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_OKAY, 0); } static inline int fdt_status_disabled(void *fdt, int nodeoffset) { return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_DISABLED, 0); } static inline int fdt_status_fail(void *fdt, int nodeoffset) { return fdt_set_node_status(fdt, nodeoffset, FDT_STATUS_FAIL, 0); } int fdt_set_status_by_alias(void *fdt, const char *alias, enum fdt_status status, unsigned int error_code); static inline int fdt_status_okay_by_alias(void *fdt, const char *alias) { return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_OKAY, 0); } static inline int fdt_status_disabled_by_alias(void *fdt, const char *alias) { return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_DISABLED, 0); } static inline int fdt_status_fail_by_alias(void *fdt, const char *alias) { return fdt_set_status_by_alias(fdt, alias, FDT_STATUS_FAIL, 0); } #endif /* ifdef CONFIG_OF_LIBFDT */ #ifdef USE_HOSTCC int fdtdec_get_int(const void *blob, int node, const char *prop_name, int default_val); #endif #endif /* ifndef __FDT_SUPPORT_H */