Adding upstream version 6.7.7.upstream/6.7.7

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 24 insertions, 9 deletions

diff --git a/drivers/media/platform/samsung/exynos4-is/fimc-is.c b/drivers/media/platform/samsung/exynos4-is/fimc-is.c
index 530a148fe4..a08c87ef6e 100644
--- a/drivers/media/platform/samsung/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/samsung/exynos4-is/fimc-is.c
@@ -767,12 +767,32 @@ static void fimc_is_debugfs_create(struct fimc_is *is)
 static int fimc_is_runtime_resume(struct device *dev);
 static int fimc_is_runtime_suspend(struct device *dev);
 
+static void __iomem *fimc_is_get_pmu_regs(struct device *dev)
+{
+	struct device_node *node;
+	void __iomem *regs;
+
+	node = of_parse_phandle(dev->of_node, "samsung,pmu-syscon", 0);
+	if (!node) {
+		node = of_get_child_by_name(dev->of_node, "pmu");
+		if (!node)
+			return IOMEM_ERR_PTR(-ENODEV);
+		dev_warn(dev, "Found PMU node via deprecated method, update your DTB\n");
+	}
+
+	regs = of_iomap(node, 0);
+	of_node_put(node);
+	if (!regs)
+		return IOMEM_ERR_PTR(-ENOMEM);
+
+	return regs;
+}
+
 static int fimc_is_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct fimc_is *is;
 	struct resource res;
-	struct device_node *node;
 	int ret;
 
 	is = devm_kzalloc(&pdev->dev, sizeof(*is), GFP_KERNEL);
@@ -794,14 +814,9 @@ static int fimc_is_probe(struct platform_device *pdev)
 	if (IS_ERR(is->regs))
 		return PTR_ERR(is->regs);
 
-	node = of_get_child_by_name(dev->of_node, "pmu");
-	if (!node)
-		return -ENODEV;
-
-	is->pmu_regs = of_iomap(node, 0);
-	of_node_put(node);
-	if (!is->pmu_regs)
-		return -ENOMEM;
+	is->pmu_regs = fimc_is_get_pmu_regs(dev);
+	if (IS_ERR(is->pmu_regs))
+		return PTR_ERR(is->pmu_regs);
 
 	is->irq = irq_of_parse_and_map(dev->of_node, 0);
 	if (!is->irq) {