diff options
Diffstat (limited to 'drivers/i2c/muxes/i2c-mux-uclass.c')
| -rw-r--r-- | drivers/i2c/muxes/i2c-mux-uclass.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/i2c/muxes/i2c-mux-uclass.c b/drivers/i2c/muxes/i2c-mux-uclass.c index a680ee1762..8b1149997a 100644 --- a/drivers/i2c/muxes/i2c-mux-uclass.c +++ b/drivers/i2c/muxes/i2c-mux-uclass.c @@ -59,11 +59,34 @@ static int i2c_mux_post_bind(struct udevice *mux) dev_for_each_subnode(node, mux) { struct udevice *dev; const char *name; + const char *arrow = "->"; + char *full_name; + int parent_name_len, arrow_len, mux_name_len, name_len; name = ofnode_get_name(node); - ret = device_bind_driver_to_node(mux, "i2c_mux_bus_drv", name, - node, &dev); - debug(" - bind ret=%d, %s\n", ret, dev ? dev->name : NULL); + + /* Calculate lenghts of strings */ + parent_name_len = strlen(mux->parent->name); + arrow_len = strlen(arrow); + mux_name_len = strlen(mux->name); + name_len = strlen(name); + + full_name = calloc(1, parent_name_len + arrow_len + + mux_name_len + arrow_len + name_len + 1); + if (!full_name) + return -ENOMEM; + + /* Compose bus name */ + strcat(full_name, mux->parent->name); + strcat(full_name, arrow); + strcat(full_name, mux->name); + strcat(full_name, arrow); + strcat(full_name, name); + + ret = device_bind_driver_to_node(mux, "i2c_mux_bus_drv", + full_name, node, &dev); + debug(" - bind ret=%d, %s, req_seq %d\n", ret, + dev ? dev->name : NULL, dev->req_seq); if (ret) return ret; } |