[PATCH 03/13] cpufreq: mediatek: Simplify with of_machine_get_match_data()

[Krzysztof Kozlowski]

Replace open-coded getting root OF node, matching against it and getting
the match data with new of_machine_get_match_data() helper.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>

---

Depends on the first OF patch.
---
 drivers/cpufreq/mediatek-cpufreq.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index 5d50a231f944..052ca7cd2f4f 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -764,22 +764,14 @@ MODULE_DEVICE_TABLE(of, mtk_cpufreq_machines);
 
 static int __init mtk_cpufreq_driver_init(void)
 {
-	struct device_node *np;
-	const struct of_device_id *match;
 	const struct mtk_cpufreq_platform_data *data;
 	int err;
 
-	np = of_find_node_by_path("/");
-	if (!np)
-		return -ENODEV;
-
-	match = of_match_node(mtk_cpufreq_machines, np);
-	of_node_put(np);
-	if (!match) {
+	data = of_machine_get_match_data(mtk_cpufreq_machines);
+	if (!data) {
 		pr_debug("Machine is not compatible with mtk-cpufreq\n");
 		return -ENODEV;
 	}
-	data = match->data;
 
 	err = platform_driver_register(&mtk_cpufreq_platdrv);
 	if (err)

-- 
2.48.1