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From: Xilin Wu <sophon@radxa.com>
To: Bjorn Helgaas <bhelgaas@google.com>,
	 Andrzej Hajda <andrzej.hajda@intel.com>,
	 Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	 Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	 Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	 Luca Ceresoli <luca.ceresoli@bootlin.com>,
	David Airlie <airlied@gmail.com>,
	 Simona Vetter <simona@ffwll.ch>,
	 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	 Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	 Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	 Konrad Dybcio <konradybcio@kernel.org>,
	 Bartosz Golaszewski <brgl@kernel.org>,
	Linus Walleij <linusw@kernel.org>
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	 dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	 linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org,
	 Stephen Chen <stephen@radxa.com>, Junhao Xie <bigfoot@radxa.com>,
	 dragon@radxa.com, Xilin Wu <sophon@radxa.com>,
	 Daniele Briguglio <hello@superkali.me>
Subject: [PATCH v2 2/4] drm/bridge: simple: add Chrontel CH7218A
Date: Fri, 09 Oct 2026 15:55:07 +0800	[thread overview]
Message-ID: <20261009-q8b-dts-v2-2-eda11e5dea8b@radxa.com> (raw)
In-Reply-To: <20261009-q8b-dts-v2-0-eda11e5dea8b@radxa.com>

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.

Tested-by: Daniele Briguglio <hello@superkali.me>
Signed-off-by: Xilin Wu <sophon@radxa.com>
---
 drivers/gpu/drm/bridge/simple-bridge.c | 5 +++++
 1 file changed, 5 insertions(+)

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) {

-- 
2.56.0


  parent reply	other threads:[~2026-10-09  7:56 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-09  7:55 [PATCH v2 0/4] arm64: dts: qcom: Add support for Radxa Dragon Q8B Xilin Wu
2026-10-09  7:55 ` [PATCH v2 1/4] dt-bindings: display: bridge: simple: document Chrontel CH7218A Xilin Wu
2026-10-09  7:59   ` sashiko-bot
2026-10-09 11:41   ` Krzysztof Kozlowski
2026-10-09  7:55 ` Xilin Wu [this message]
2026-10-09  7:58   ` [PATCH v2 2/4] drm/bridge: simple: add " sashiko-bot
2026-10-09  8:23   ` Dmitry Baryshkov
2026-10-09  9:30   ` Neil Armstrong
2026-10-09  7:55 ` [PATCH v2 3/4] dt-bindings: arm: qcom: document Radxa Dragon Q8B Xilin Wu
2026-10-09  7:59   ` sashiko-bot
2026-10-09 11:42   ` Krzysztof Kozlowski
2026-10-09 13:23     ` Dmitry Baryshkov
2026-10-09 13:28       ` Krzysztof Kozlowski
2026-10-09 14:38         ` Krzysztof Kozlowski
2026-10-09  7:55 ` [PATCH v2 4/4] arm64: dts: qcom: sc8280xp: add " Xilin Wu
2026-10-09  8:12   ` sashiko-bot
2026-10-09  8:29 ` (subset) [PATCH v2 0/4] arm64: dts: qcom: Add support for " Dmitry Baryshkov
2026-10-09 11:43   ` Krzysztof Kozlowski
2026-10-09 13:20     ` Dmitry Baryshkov
2026-10-09 13:23       ` Krzysztof Kozlowski

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