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-rw-r--r--arch/powerpc/cpu/mpc85xx/fdt.c5
-rw-r--r--common/fdt_support.c18
-rw-r--r--include/fdt_support.h9
3 files changed, 21 insertions, 11 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index d20c94c..9d2d769 100644
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -504,9 +504,8 @@ void fdt_fixup_fman_firmware(void *blob)
fdt_strerror(rc));
return;
}
- phandle = fdt_alloc_phandle(blob);
- rc = fdt_setprop_cell(blob, fwnode, "linux,phandle", phandle);
- if (rc < 0) {
+ phandle = fdt_create_phandle(blob, fwnode);
+ if (!phandle) {
char s[64];
fdt_get_path(blob, fwnode, s, sizeof(s));
printf("Could not add phandle property to node %s: %s\n", s,
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 46aa842..abf6d53 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -1182,14 +1182,11 @@ int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
*/
int fdt_alloc_phandle(void *blob)
{
- int offset, len, phandle = 0;
- const u32 *val;
+ int offset, phandle = 0;
for (offset = fdt_next_node(blob, -1, NULL); offset >= 0;
offset = fdt_next_node(blob, offset, NULL)) {
- val = fdt_getprop(blob, offset, "linux,phandle", &len);
- if (val)
- phandle = max(*val, phandle);
+ phandle = max(phandle, fdt_get_phandle(blob, offset));
}
return phandle + 1;
@@ -1241,15 +1238,22 @@ int fdt_set_phandle(void *fdt, int nodeoffset, uint32_t phandle)
* @fdt: ptr to device tree
* @nodeoffset: node to update
*/
-int fdt_create_phandle(void *fdt, int nodeoffset)
+unsigned int fdt_create_phandle(void *fdt, int nodeoffset)
{
/* see if there is a phandle already */
int phandle = fdt_get_phandle(fdt, nodeoffset);
/* if we got 0, means no phandle so create one */
if (phandle == 0) {
+ int ret;
+
phandle = fdt_alloc_phandle(fdt);
- fdt_set_phandle(fdt, nodeoffset, phandle);
+ ret = fdt_set_phandle(fdt, nodeoffset, phandle);
+ if (ret < 0) {
+ printf("Can't set phandle %u: %s\n", phandle,
+ fdt_strerror(ret));
+ return 0;
+ }
}
return phandle;
diff --git a/include/fdt_support.h b/include/fdt_support.h
index 8f06aac..4826eee 100644
--- a/include/fdt_support.h
+++ b/include/fdt_support.h
@@ -36,6 +36,13 @@ 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,
@@ -90,7 +97,7 @@ 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);
-int fdt_create_phandle(void *fdt, int nodeoffset);
+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,