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[3/6] drm/bridge: simple: add Chrontel CH7218A

Message ID 20260901-q8b-dts-v1-3-7de0b6a73d08@radxa.com
State New
Headers show
Series arm64: dts: qcom: Add support for Radxa Dragon Q8B | expand

Commit Message

Xilin Wu Sept. 1, 2026, 8:47 a.m. UTC 
The Chrontel CH7218A automatically boots its embedded firmware and
operates without host-side configuration.

Add the CH7218A to the simple bridge driver and expose its output as an
HDMI Type-A connector.

Signed-off-by: Xilin Wu <sophon@radxa.com>
---
 drivers/gpu/drm/bridge/simple-bridge.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/bridge/simple-bridge.c b/drivers/gpu/drm/bridge/simple-bridge.c
index 3fba7002322e..fab793fb12b5 100644
--- a/drivers/gpu/drm/bridge/simple-bridge.c
+++ b/drivers/gpu/drm/bridge/simple-bridge.c
@@ -275,6 +275,11 @@  static const struct of_device_id simple_bridge_match[] = {
 		.data = &(const struct simple_bridge_info) {
 			.connector_type = DRM_MODE_CONNECTOR_HDMIA,
 		},
+	}, {
+		.compatible = "chrontel,ch7218a",
+		.data = &(const struct simple_bridge_info) {
+			.connector_type = DRM_MODE_CONNECTOR_HDMIA,
+		},
 	}, {
 		.compatible = "mstar,tsumu88adt3-lf-1",
 		.data = &(const struct simple_bridge_info) {