Add a debug message for when a device tree node has no driver. Also reword
the warning when a device fails to bind, which was misleading.
Signed-off-by: Simon Glass <s...@chromium.org>
---
Changes in v2: None
drivers/core/lists.c | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
diff --git a/drivers/core/lists.c b/drivers/core/lists.c
index a8d3aa1..8c0a548 100644
--- a/drivers/core/lists.c
+++ b/drivers/core/lists.c
@@ -123,16 +123,19 @@ int lists_bind_fdt(struct udevice *parent, const void
*blob, int offset)
const int n_ents = ll_entry_count(struct driver, driver);
struct driver *entry;
struct udevice *dev;
+ bool found = false;
const char *name;
int result = 0;
- int ret;
+ int ret = 0;
dm_dbg("bind node %s\n", fdt_get_name(blob, offset, NULL));
for (entry = driver; entry != driver + n_ents; entry++) {
ret = driver_check_compatible(blob, offset, entry->of_match);
+ name = fdt_get_name(blob, offset, NULL);
if (ret == -ENOENT) {
continue;
} else if (ret == -ENODEV) {
+ dm_dbg("Device '%s' has no compatible string\n", name);
break;
} else if (ret) {
dm_warn("Device tree error at offset %d\n", offset);
@@ -141,14 +144,21 @@ int lists_bind_fdt(struct udevice *parent, const void
*blob, int offset)
break;
}
- name = fdt_get_name(blob, offset, NULL);
dm_dbg(" - found match at '%s'\n", entry->name);
ret = device_bind(parent, entry, name, NULL, offset, &dev);
if (ret) {
- dm_warn("No match for driver '%s'\n", entry->name);
+ dm_warn("Error binding driver '%s'\n", entry->name);
if (!result || ret != -ENOENT)
result = ret;
+ } else {
+ found = true;
}
+ break;
+ }
+
+ if (!found && !result && ret != -ENODEV) {
+ dm_dbg("No match for node '%s'\n",
+ fdt_get_name(blob, offset, NULL));
}
return result;
--
2.0.0.526.g5318336
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