diff options
Diffstat (limited to 'drivers/i2c/i2c-uclass.c')
| -rw-r--r-- | drivers/i2c/i2c-uclass.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/drivers/i2c/i2c-uclass.c b/drivers/i2c/i2c-uclass.c index 7595b9b0f9..49e23a0a4b 100644 --- a/drivers/i2c/i2c-uclass.c +++ b/drivers/i2c/i2c-uclass.c @@ -623,6 +623,30 @@ struct i2c_priv { int max_id; }; +static int i2c_post_bind(struct udevice *dev) +{ + struct uclass *class = dev->uclass; + struct i2c_priv *priv = class->priv; + int ret = 0; + + /* Just for sure */ + if (!priv) + return -ENOMEM; + + debug("%s: %s, req_seq=%d\n", __func__, dev->name, dev->req_seq); + + /* if there is no alias ID, use the first free */ + if (dev->req_seq == -1) + dev->req_seq = ++priv->max_id; + + debug("%s: %s, new req_seq=%d\n", __func__, dev->name, dev->req_seq); + +#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA) + ret = dm_scan_fdt_dev(dev); +#endif + return ret; +} + int i2c_uclass_init(struct uclass *class) { struct i2c_priv *priv = class->priv; @@ -647,9 +671,7 @@ UCLASS_DRIVER(i2c) = { .id = UCLASS_I2C, .name = "i2c", .flags = DM_UC_FLAG_SEQ_ALIAS, -#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA) - .post_bind = dm_scan_fdt_dev, -#endif + .post_bind = i2c_post_bind, .init = i2c_uclass_init, .priv_auto_alloc_size = sizeof(struct i2c_priv), .post_probe = i2c_post_probe, |