#include <dm/of_addr.h>
#include <dm/ofnode.h>
#include <linux/err.h>
+#include <linux/ioport.h>
int ofnode_read_u32(ofnode node, const char *propname, u32 *outp)
{
const __be32 *prop_val;
uint flags;
u64 size;
+ int na;
- prop_val = of_get_address(
- (struct device_node *)ofnode_to_np(node), index,
- &size, &flags);
+ prop_val = of_get_address(ofnode_to_np(node), index, &size,
+ &flags);
if (!prop_val)
return FDT_ADDR_T_NONE;
- return be32_to_cpup(prop_val);
+ na = of_n_addr_cells(ofnode_to_np(node));
+ return of_read_number(prop_val, na);
} else {
return fdt_get_base_address(gd->fdt_blob,
ofnode_to_offset(node));
return 0;
}
+int ofnode_count_phandle_with_args(ofnode node, const char *list_name,
+ const char *cells_name)
+{
+ if (ofnode_is_np(node))
+ return of_count_phandle_with_args(ofnode_to_np(node),
+ list_name, cells_name);
+ else
+ return fdtdec_parse_phandle_with_args(gd->fdt_blob,
+ ofnode_to_offset(node), list_name, cells_name,
+ 0, -1, NULL);
+}
+
ofnode ofnode_path(const char *path)
{
if (of_live_active())
if (!ofnode_valid(timings))
return -EINVAL;
- for (i = 0, node = ofnode_first_subnode(timings);
- ofnode_valid(node) && i != index;
- node = ofnode_first_subnode(node))
- i++;
+ i = 0;
+ ofnode_for_each_subnode(node, timings) {
+ if (i++ == index)
+ break;
+ }
if (!ofnode_valid(node))
return -EINVAL;
int na, ns;
int psize;
const struct device_node *np = ofnode_to_np(node);
- const __be32 *prop = of_get_property(np, "reg", &psize);
+ const __be32 *prop = of_get_property(np, property, &psize);
+ if (!prop)
+ return FDT_ADDR_T_NONE;
na = of_n_addr_cells(np);
ns = of_n_addr_cells(np);
*sizep = of_read_number(prop + na, ns);
return false;
}
+
+int ofnode_read_resource(ofnode node, uint index, struct resource *res)
+{
+ if (ofnode_is_np(node)) {
+ return of_address_to_resource(ofnode_to_np(node), index, res);
+ } else {
+ struct fdt_resource fres;
+ int ret;
+
+ ret = fdt_get_resource(gd->fdt_blob, ofnode_to_offset(node),
+ "reg", index, &fres);
+ if (ret < 0)
+ return -EINVAL;
+ memset(res, '\0', sizeof(*res));
+ res->start = fres.start;
+ res->end = fres.end;
+
+ return 0;
+ }
+}
+
+int ofnode_read_resource_byname(ofnode node, const char *name,
+ struct resource *res)
+{
+ int index;
+
+ index = ofnode_stringlist_search(node, "reg-names", name);
+ if (index < 0)
+ return index;
+
+ return ofnode_read_resource(node, index, res);
+}