diff options
Diffstat (limited to 'include/common/fdt_wrappers.h')
| -rw-r--r-- | include/common/fdt_wrappers.h | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/include/common/fdt_wrappers.h b/include/common/fdt_wrappers.h index f467958b7..a571092e3 100644 --- a/include/common/fdt_wrappers.h +++ b/include/common/fdt_wrappers.h @@ -9,13 +9,19 @@ #ifndef FDT_WRAPPERS_H #define FDT_WRAPPERS_H +#include <libfdt_env.h> + /* Number of cells, given total length in bytes. Each cell is 4 bytes long */ #define NCELLS(len) ((len) / 4U) -int fdtw_read_cells(const void *dtb, int node, const char *prop, - unsigned int cells, void *value); -int fdtw_read_array(const void *dtb, int node, const char *prop, - unsigned int cells, void *value); +int fdt_read_uint32(const void *dtb, int node, const char *prop_name, + uint32_t *value); +uint32_t fdt_read_uint32_default(const void *dtb, int node, + const char *prop_name, uint32_t dflt_value); +int fdt_read_uint64(const void *dtb, int node, const char *prop_name, + uint64_t *value); +int fdt_read_uint32_array(const void *dtb, int node, const char *prop_name, + unsigned int cells, uint32_t *value); int fdtw_read_string(const void *dtb, int node, const char *prop, char *str, size_t size); int fdtw_write_inplace_cells(void *dtb, int node, const char *prop, @@ -24,5 +30,20 @@ int fdtw_read_bytes(const void *dtb, int node, const char *prop, unsigned int length, void *value); int fdtw_write_inplace_bytes(void *dtb, int node, const char *prop, unsigned int length, const void *data); +int fdt_get_reg_props_by_index(const void *dtb, int node, int index, + uintptr_t *base, size_t *size); +int fdt_get_reg_props_by_name(const void *dtb, int node, const char *name, + uintptr_t *base, size_t *size); +int fdt_get_stdout_node_offset(const void *dtb); + +uint64_t fdtw_translate_address(const void *dtb, int bus_node, + uint64_t base_address); + +static inline uint32_t fdt_blob_size(const void *dtb) +{ + const uint32_t *dtb_header = dtb; + + return fdt32_to_cpu(dtb_header[1]); +} #endif /* FDT_WRAPPERS_H */ |