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/*
* 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);
}
void *dev_read_addr_ptr(struct udevice *dev)
{
fdt_addr_t addr = dev_read_addr(dev);
return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)addr;
}
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_string_index(struct udevice *dev, const char *propname, int index,
const char **outp)
{
return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
}
int dev_read_string_count(struct udevice *dev, const char *propname)
{
return ofnode_read_string_count(dev_ofnode(dev), propname);
}
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_simple_addr_cells(struct udevice *dev)
{
return ofnode_read_simple_addr_cells(dev_ofnode(dev));
}
int dev_read_simple_size_cells(struct udevice *dev)
{
return ofnode_read_simple_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 void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp)
{
return ofnode_get_property(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));
}
int dev_read_resource(struct udevice *dev, uint index, struct resource *res)
{
return ofnode_read_resource(dev_ofnode(dev), index, res);
}
int dev_read_resource_byname(struct udevice *dev, const char *name,
struct resource *res)
{
return ofnode_read_resource_byname(dev_ofnode(dev), name, res);
}
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