diff options
Diffstat (limited to 'drivers/core')
| -rw-r--r-- | drivers/core/lists.c | 3 | ||||
| -rw-r--r-- | drivers/core/syscon-uclass.c | 31 |
2 files changed, 21 insertions, 13 deletions
diff --git a/drivers/core/lists.c b/drivers/core/lists.c index a1c94780dd3..c4fc216340d 100644 --- a/drivers/core/lists.c +++ b/drivers/core/lists.c @@ -172,7 +172,8 @@ int lists_bind_fdt(struct udevice *parent, const void *blob, int offset, dm_dbg(" - found match at '%s'\n", entry->name); ret = device_bind(parent, entry, name, NULL, offset, &dev); if (ret) { - dm_warn("Error binding driver '%s'\n", entry->name); + dm_warn("Error binding driver '%s': %d\n", entry->name, + ret); return ret; } else { dev->driver_data = id->data; diff --git a/drivers/core/syscon-uclass.c b/drivers/core/syscon-uclass.c index 686c32056ec..a0666d0bacd 100644 --- a/drivers/core/syscon-uclass.c +++ b/drivers/core/syscon-uclass.c @@ -32,7 +32,7 @@ static int syscon_pre_probe(struct udevice *dev) return regmap_init_mem(dev, &priv->regmap); } -struct regmap *syscon_get_regmap_by_driver_data(ulong driver_data) +int syscon_get_by_driver_data(ulong driver_data, struct udevice **devp) { struct udevice *dev; struct uclass *uc; @@ -40,22 +40,29 @@ struct regmap *syscon_get_regmap_by_driver_data(ulong driver_data) ret = uclass_get(UCLASS_SYSCON, &uc); if (ret) - return ERR_PTR(ret); + return ret; uclass_foreach_dev(dev, uc) { if (dev->driver_data == driver_data) { - struct syscon_uc_info *priv; - int ret; - - ret = device_probe(dev); - if (ret) - return ERR_PTR(ret); - priv = dev_get_uclass_priv(dev); - - return priv->regmap; + *devp = dev; + return device_probe(dev); } } - return ERR_PTR(-ENODEV); + return -ENODEV; +} + +struct regmap *syscon_get_regmap_by_driver_data(ulong driver_data) +{ + struct syscon_uc_info *priv; + struct udevice *dev; + int ret; + + ret = syscon_get_by_driver_data(driver_data, &dev); + if (ret) + return ERR_PTR(ret); + priv = dev_get_uclass_priv(dev); + + return priv->regmap; } void *syscon_get_first_range(ulong driver_data) |