diff options
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/fdt.c | 5 | ||||
| -rw-r--r-- | common/fdt_support.c | 18 | ||||
| -rw-r--r-- | include/fdt_support.h | 9 |
3 files changed, 21 insertions, 11 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index d20c94c0f7..9d2d76956e 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 46aa84220b..abf6d53781 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 8f06aacf7a..4826eee1ba 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, |