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-rw-r--r--drivers/pmdomain/imx/gpc.c5
-rw-r--r--drivers/pmdomain/mediatek/mtk-pm-domains.c21
2 files changed, 8 insertions, 18 deletions
diff --git a/drivers/pmdomain/imx/gpc.c b/drivers/pmdomain/imx/gpc.c
index a34b260274f7..de695f1944ab 100644
--- a/drivers/pmdomain/imx/gpc.c
+++ b/drivers/pmdomain/imx/gpc.c
@@ -402,13 +402,12 @@ clk_err:
static int imx_gpc_probe(struct platform_device *pdev)
{
const struct imx_gpc_dt_data *of_id_data = device_get_match_data(&pdev->dev);
- struct device_node *pgc_node;
+ struct device_node *pgc_node __free(device_node)
+ = of_get_child_by_name(pdev->dev.of_node, "pgc");
struct regmap *regmap;
void __iomem *base;
int ret;
- pgc_node = of_get_child_by_name(pdev->dev.of_node, "pgc");
-
/* bail out if DT too old and doesn't provide the necessary info */
if (!of_property_present(pdev->dev.of_node, "#power-domain-cells") &&
!pgc_node)
diff --git a/drivers/pmdomain/mediatek/mtk-pm-domains.c b/drivers/pmdomain/mediatek/mtk-pm-domains.c
index 80561d27f2b2..f64f24d520dd 100644
--- a/drivers/pmdomain/mediatek/mtk-pm-domains.c
+++ b/drivers/pmdomain/mediatek/mtk-pm-domains.c
@@ -984,18 +984,6 @@ static void scpsys_domain_cleanup(struct scpsys *scpsys)
}
}
-static struct device_node *scpsys_get_legacy_regmap(struct device_node *np, const char *pn)
-{
- struct device_node *local_node;
-
- for_each_child_of_node(np, local_node) {
- if (of_property_present(local_node, pn))
- return local_node;
- }
-
- return NULL;
-}
-
static int scpsys_get_bus_protection_legacy(struct device *dev, struct scpsys *scpsys)
{
const u8 bp_blocks[3] = {
@@ -1017,7 +1005,8 @@ static int scpsys_get_bus_protection_legacy(struct device *dev, struct scpsys *s
* this makes it then possible to allocate the array of bus_prot
* regmaps and convert all to the new style handling.
*/
- node = scpsys_get_legacy_regmap(np, "mediatek,infracfg");
+ of_node_get(np);
+ node = of_find_node_with_property(np, "mediatek,infracfg");
if (node) {
regmap[0] = syscon_regmap_lookup_by_phandle(node, "mediatek,infracfg");
of_node_put(node);
@@ -1030,7 +1019,8 @@ static int scpsys_get_bus_protection_legacy(struct device *dev, struct scpsys *s
regmap[0] = NULL;
}
- node = scpsys_get_legacy_regmap(np, "mediatek,smi");
+ of_node_get(np);
+ node = of_find_node_with_property(np, "mediatek,smi");
if (node) {
smi_np = of_parse_phandle(node, "mediatek,smi", 0);
of_node_put(node);
@@ -1048,7 +1038,8 @@ static int scpsys_get_bus_protection_legacy(struct device *dev, struct scpsys *s
regmap[1] = NULL;
}
- node = scpsys_get_legacy_regmap(np, "mediatek,infracfg-nao");
+ of_node_get(np);
+ node = of_find_node_with_property(np, "mediatek,infracfg-nao");
if (node) {
regmap[2] = syscon_regmap_lookup_by_phandle(node, "mediatek,infracfg-nao");
num_regmaps++;