soc: imx8: Use existing of_root directly

There is common of_root for reference, no need to find it
from DT again, use of_root directly to make driver simple.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2019-06-18 17:43:38 +08:00 committed by Shawn Guo
parent 1bcbe73008
commit 283172b019
1 changed files with 2 additions and 7 deletions

View File

@ -94,7 +94,6 @@ static int __init imx8_soc_init(void)
{
struct soc_device_attribute *soc_dev_attr;
struct soc_device *soc_dev;
struct device_node *root;
const struct of_device_id *id;
u32 soc_rev = 0;
const struct imx8_soc_data *data;
@ -106,12 +105,11 @@ static int __init imx8_soc_init(void)
soc_dev_attr->family = "Freescale i.MX";
root = of_find_node_by_path("/");
ret = of_property_read_string(root, "model", &soc_dev_attr->machine);
ret = of_property_read_string(of_root, "model", &soc_dev_attr->machine);
if (ret)
goto free_soc;
id = of_match_node(imx8_soc_match, root);
id = of_match_node(imx8_soc_match, of_root);
if (!id) {
ret = -ENODEV;
goto free_soc;
@ -136,8 +134,6 @@ static int __init imx8_soc_init(void)
goto free_rev;
}
of_node_put(root);
return 0;
free_rev:
@ -145,7 +141,6 @@ free_rev:
kfree(soc_dev_attr->revision);
free_soc:
kfree(soc_dev_attr);
of_node_put(root);
return ret;
}
device_initcall(imx8_soc_init);