Missing nodes of crypto, pme, etc in device tree is not a fatal error. Setting up the qman portal should skip the missing node and continue to finish the rest.
Signed-off-by: York Sun yorksun@freescale.com --- arch/powerpc/cpu/mpc85xx/portals.c | 36 ++++++++++++++++++++++-------------- 1 file changed, 22 insertions(+), 14 deletions(-)
diff --git a/arch/powerpc/cpu/mpc85xx/portals.c b/arch/powerpc/cpu/mpc85xx/portals.c index b59ef69..a4e555e 100644 --- a/arch/powerpc/cpu/mpc85xx/portals.c +++ b/arch/powerpc/cpu/mpc85xx/portals.c @@ -130,24 +130,32 @@ static int fdt_qportal(void *blob, int off, int id, char *name,
childoff = fdt_subnode_offset(blob, off, name); if (create) { - if (childoff <= 0) - childoff = fdt_add_subnode(blob, off, name); + char handle[64], *p;
- if (childoff > 0) { - char handle[64], *p; + strncpy(handle, name, sizeof(handle)); + p = strchr(handle, '@'); + if (!strncmp(name, "fman", 4)) { + *p = *(p + 1); + p++; + } + *p = '\0';
- strncpy(handle, name, sizeof(handle)); - p = strchr(handle, '@'); - if (!strncmp(name, "fman", 4)) { - *p = *(p + 1); - p++; - } - *p = '\0'; + dev_off = fdt_path_offset(blob, handle); + /* skip this node if alias is not found */ + if (dev_off == -FDT_ERR_BADPATH) + return 0; + if (dev_off < 0) + return dev_off;
- dev_off = fdt_path_offset(blob, handle); - if (dev_off < 0) - return dev_off; + if (childoff <= 0) + childoff = fdt_add_subnode(blob, off, name);
+ /* need to update the dev_off after adding a subnode */ + dev_off = fdt_path_offset(blob, handle); + if (dev_off < 0) + return dev_off; + + if (childoff > 0) { dev_handle = fdt_get_phandle(blob, dev_off); if (dev_handle <= 0) { dev_handle = fdt_alloc_phandle(blob);