| /* |
| * Copyright (c) 2017 Google, Inc |
| * Written by Simon Glass <sjg@chromium.org> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <dm.h> |
| #include <dm/of_access.h> |
| |
| int dev_read_u32_default(struct udevice *dev, const char *propname, int def) |
| { |
| return ofnode_read_u32_default(dev_ofnode(dev), propname, def); |
| } |
| |
| const char *dev_read_string(struct udevice *dev, const char *propname) |
| { |
| return ofnode_read_string(dev_ofnode(dev), propname); |
| } |
| |
| bool dev_read_bool(struct udevice *dev, const char *propname) |
| { |
| return ofnode_read_bool(dev_ofnode(dev), propname); |
| } |
| |
| ofnode dev_read_subnode(struct udevice *dev, const char *subnode_name) |
| { |
| return ofnode_find_subnode(dev_ofnode(dev), subnode_name); |
| } |
| |
| ofnode dev_read_first_subnode(struct udevice *dev) |
| { |
| return ofnode_first_subnode(dev_ofnode(dev)); |
| } |
| |
| ofnode dev_read_next_subnode(ofnode node) |
| { |
| return ofnode_next_subnode(node); |
| } |
| |
| int dev_read_size(struct udevice *dev, const char *propname) |
| { |
| return ofnode_read_size(dev_ofnode(dev), propname); |
| } |
| |
| fdt_addr_t dev_read_addr_index(struct udevice *dev, int index) |
| { |
| if (ofnode_is_np(dev_ofnode(dev))) |
| return ofnode_get_addr_index(dev_ofnode(dev), index); |
| else |
| return devfdt_get_addr_index(dev, index); |
| } |
| |
| fdt_addr_t dev_read_addr(struct udevice *dev) |
| { |
| return dev_read_addr_index(dev, 0); |
| } |
| |
| fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *property, |
| fdt_size_t *sizep) |
| { |
| return ofnode_get_addr_size(dev_ofnode(dev), property, sizep); |
| } |
| |
| const char *dev_read_name(struct udevice *dev) |
| { |
| return ofnode_get_name(dev_ofnode(dev)); |
| } |
| |
| int dev_read_stringlist_search(struct udevice *dev, const char *property, |
| const char *string) |
| { |
| return ofnode_stringlist_search(dev_ofnode(dev), property, string); |
| } |
| |
| int dev_read_phandle_with_args(struct udevice *dev, const char *list_name, |
| const char *cells_name, int cell_count, |
| int index, |
| struct ofnode_phandle_args *out_args) |
| { |
| return ofnode_parse_phandle_with_args(dev_ofnode(dev), list_name, |
| cells_name, cell_count, index, |
| out_args); |
| } |
| |
| int dev_read_addr_cells(struct udevice *dev) |
| { |
| return ofnode_read_addr_cells(dev_ofnode(dev)); |
| } |
| |
| int dev_read_size_cells(struct udevice *dev) |
| { |
| return ofnode_read_size_cells(dev_ofnode(dev)); |
| } |
| |
| int dev_read_phandle(struct udevice *dev) |
| { |
| ofnode node = dev_ofnode(dev); |
| |
| if (ofnode_is_np(node)) |
| return ofnode_to_np(node)->phandle; |
| else |
| return fdt_get_phandle(gd->fdt_blob, ofnode_to_offset(node)); |
| } |
| |
| const u32 *dev_read_prop(struct udevice *dev, const char *propname, int *lenp) |
| { |
| return ofnode_read_prop(dev_ofnode(dev), propname, lenp); |
| } |
| |
| int dev_read_alias_seq(struct udevice *dev, int *devnump) |
| { |
| ofnode node = dev_ofnode(dev); |
| const char *uc_name = dev->uclass->uc_drv->name; |
| int ret; |
| |
| if (ofnode_is_np(node)) { |
| ret = of_alias_get_id(ofnode_to_np(node), uc_name); |
| if (ret >= 0) |
| *devnump = ret; |
| } else { |
| ret = fdtdec_get_alias_seq(gd->fdt_blob, uc_name, |
| ofnode_to_offset(node), devnump); |
| } |
| |
| return ret; |
| } |
| |
| int dev_read_u32_array(struct udevice *dev, const char *propname, |
| u32 *out_values, size_t sz) |
| { |
| return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz); |
| } |
| |
| const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname, |
| size_t sz) |
| { |
| return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz); |
| } |
| |
| int dev_read_enabled(struct udevice *dev) |
| { |
| ofnode node = dev_ofnode(dev); |
| |
| if (ofnode_is_np(node)) |
| return of_device_is_available(ofnode_to_np(node)); |
| else |
| return fdtdec_get_is_enabled(gd->fdt_blob, |
| ofnode_to_offset(node)); |
| } |