[PATCH 1/3] drm/simpledrm: Bind to OF framebuffers in /chosen

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This matches the simplefb behavior; these nodes are not matched by the
standard OF machinery. This fixes a regression when simpledrm replaces
simeplefb.

Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
---
 drivers/gpu/drm/tiny/simpledrm.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 481b48bde047..2c84f2ea1fa2 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -2,6 +2,7 @@
 
 #include <linux/clk.h>
 #include <linux/of_clk.h>
+#include <linux/of_platform.h>
 #include <linux/platform_data/simplefb.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
@@ -897,5 +898,21 @@ static struct platform_driver simpledrm_platform_driver = {
 
 module_platform_driver(simpledrm_platform_driver);
 
+static int __init simpledrm_init(void)
+{
+	struct device_node *np;
+
+	if (IS_ENABLED(CONFIG_OF_ADDRESS) && of_chosen) {
+		for_each_child_of_node(of_chosen, np) {
+			if (of_device_is_compatible(np, "simple-framebuffer"))
+				of_platform_device_create(np, NULL, NULL);
+		}
+	}
+
+	return 0;
+}
+
+fs_initcall(simpledrm_init);
+
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL v2");
-- 
2.33.0




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