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-rw-r--r--drivers/media/platform/mtk-mdp/mtk_mdp_core.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
index 9e4eb7dcc424..81347558b24a 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
@@ -103,7 +103,7 @@ static int mtk_mdp_probe(struct platform_device *pdev)
{
struct mtk_mdp_dev *mdp;
struct device *dev = &pdev->dev;
- struct device_node *node;
+ struct device_node *node, *parent;
int i, ret = 0;
mdp = devm_kzalloc(dev, sizeof(*mdp), GFP_KERNEL);
@@ -117,8 +117,16 @@ static int mtk_mdp_probe(struct platform_device *pdev)
mutex_init(&mdp->lock);
mutex_init(&mdp->vpulock);
+ /* Old dts had the components as child nodes */
+ if (of_get_next_child(dev->of_node, NULL)) {
+ parent = dev->of_node;
+ dev_warn(dev, "device tree is out of date\n");
+ } else {
+ parent = dev->of_node->parent;
+ }
+
/* Iterate over sibling MDP function blocks */
- for_each_child_of_node(dev->of_node, node) {
+ for_each_child_of_node(parent, node) {
const struct of_device_id *of_id;
enum mtk_mdp_comp_type comp_type;
int comp_id;