[PATCH v2 7/9] soc: imx9: don't access of_root directly

[Bartosz Golaszewski]

Don't access of_root directly as it reduces the build test coverage for
this driver with COMPILE_TEST=y and OF=n. Use existing helper functions
to retrieve the relevant information.

Suggested-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Peng Fan <peng.fan@xxxxxxx>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxxxxxxxx>
---
 drivers/soc/imx/soc-imx9.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/soc/imx/soc-imx9.c b/drivers/soc/imx/soc-imx9.c
index d67bc7402b10e2966ff77cbf3b15c087540bd377..58eef7d4f9089ae56891507e8dec383e69884ec5 100644
--- a/drivers/soc/imx/soc-imx9.c
+++ b/drivers/soc/imx/soc-imx9.c
@@ -30,7 +30,7 @@ static int imx9_soc_probe(struct platform_device *pdev)
 	if (!attr)
 		return -ENOMEM;
 
-	err = of_property_read_string(of_root, "model", &attr->machine);
+	err = soc_attr_read_machine(attr);
 	if (err)
 		return dev_err_probe(dev, err, "%s: missing model property\n", __func__);
 
@@ -89,7 +89,7 @@ static int __init imx9_soc_init(void)
 	struct platform_device *pdev;
 
 	/* No match means it is not an i.MX 9 series SoC, do nothing. */
-	if (!of_match_node(imx9_soc_match, of_root))
+	if (!of_machine_device_match(imx9_soc_match))
 		return 0;
 
 	ret = platform_driver_register(&imx9_soc_driver);

-- 
2.47.3