Replace open-coded getting root OF node and matching against it with
new of_machine_device_match() helper.

Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---

Depends on the first OF patch.
---
 drivers/soc/tegra/common.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/soc/tegra/common.c b/drivers/soc/tegra/common.c
index dff6d5ef4e46..d82b7670abb7 100644
--- a/drivers/soc/tegra/common.c
+++ b/drivers/soc/tegra/common.c
@@ -27,17 +27,7 @@ static const struct of_device_id tegra_machine_match[] = {
 
 bool soc_is_tegra(void)
 {
-	const struct of_device_id *match;
-	struct device_node *root;
-
-	root = of_find_node_by_path("/");
-	if (!root)
-		return false;
-
-	match = of_match_node(tegra_machine_match, root);
-	of_node_put(root);
-
-	return match != NULL;
+	return of_machine_device_match(tegra_machine_match);
 }
 
 static int tegra_core_dev_init_opp_state(struct device *dev)

-- 
2.48.1

On Wed, Nov 12, 2025 at 11:28:56AM +0100, Krzysztof Kozlowski wrote:
> Replace open-coded getting root OF node and matching against it with
> new of_machine_device_match() helper.
> 
> Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> 
> Depends on the first OF patch.
> ---
>  drivers/soc/tegra/common.c | 12 +-----------
>  1 file changed, 1 insertion(+), 11 deletions(-)

I assume that you'd want to take this through the DT (or some other)
tree, so:

Acked-by: Thierry Reding <treding@nvidia.com>

Il 12/11/25 11:28, Krzysztof Kozlowski ha scritto:
> Replace open-coded getting root OF node and matching against it with
> new of_machine_device_match() helper.
> 
> Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>