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Date: Mon, 23 Mar 2026 12:38:51 +0530 Message-Id: <20260323-add-lt9211c-bridge-v5-0-9c63bb035c17@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAAPnwGkC/33NPQ7CMAwF4KugzKSynfQHJu6BGNLEhUgthQQqE OrdSTsghsJi6VnPn18icvAcxXb1EoEHH31/TiFfr4Q9mfORpXcpCwLKYYMgjXOyvW0I0co6eJc auSFsbI22AiXS4SVw4x8zuj+kfPLx1ofn/GPAafuXG1Ci1A2pUkPDCLjrY8yud9PavuuyNMSkD uojIWG1KCkJEpmhKMGAq+mHpL8k0ouSTpKGgkvFliqbL0jjOL4BExa4cE8BAAA= X-Change-ID: 20250910-add-lt9211c-bridge-5a21fcb1c803 To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Marek Vasut Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Gopi Botlagunta , Nilesh Laad , venkata.valluru@oss.qualcomm.com, jessica.zhang@oss.qualcomm.com, Yi Zhang X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774249743; l=2066; i=venkata.botlagunta@oss.qualcomm.com; s=20251110; h=from:subject:message-id; bh=ZixNuX96anr+2evLY02oha9TOOZszn+4rGj7MvKNj3k=; b=5ENlYrASWDTxfX0mMXw01Vp/f3S1xHPH80VS2hy75iL3AX3qCUPpW1Dw7U/MyDnyQVVGuZyZZ kWV28K5Ak3RBbkRhIhNpZBGwcwXZRqmJCnfg+wKhPnDgB6c7Clj8eTW X-Developer-Key: i=venkata.botlagunta@oss.qualcomm.com; a=ed25519; pk=/SnYBwlkTzDCLnHFgEY0qFwPgKIV+aQWRbc3naiLzrk= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIzMDA1MyBTYWx0ZWRfXzCjz/nMPKWmh KY69JFKHXG3TgNMRWjgSeLP0Bi5Legca74KlE7mXVM+xnaJOBQ87Rtm72AID9/PQ9+g8vVwjCwH owGMNkA0NQO5EkVaNV3A1+gCBSiuDCMwC+29I0oS2uBdgiFBW23Fo90az8B3h6vaS60umB3SfCC z+ehFIxYbF3f4pYHgLh/wvU+b/E8PJDtATYyHqXe/XIggHtJPNh9o/MeLnDI86sNMMkuq021YbL eVAe5RByTx1HzXOGbFrkkb8Z6oNiH0pNX9onyoSwLnGiMFAKvr4/ezqSqT4dXYJ+EN7L3o5u5z7 r5GwvepX9BY87qT4Txgnp/xLgtnANN/a2hr8C4gHwpflepNTSWvRj3S1PDJyIoCdP8Y0nHmVxz+ VHExaxI+BaVcpQssA00CKzhqekxPIo1l7f8zOJOfeckNcfz/SPSJ+F+4PHwM6VkewwrBx7bovDv EJdxNkdVOZnKsl0kSsg== X-Authority-Analysis: v=2.4 cv=bcdmkePB c=1 sm=1 tr=0 ts=69c0e718 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=lZVLp-onbeaezkPo7RwA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-ORIG-GUID: yDzxuQCEOazcGxyAL0UXsxfnOzSvG-E- X-Proofpoint-GUID: yDzxuQCEOazcGxyAL0UXsxfnOzSvG-E- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-23_02,2026-03-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 impostorscore=0 clxscore=1015 spamscore=0 lowpriorityscore=0 priorityscore=1501 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603230053 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" LT9211c is a Single/Dual-Link DSI/LVDS or Single DPI input to Single-link/Dual-Link DSI/LVDS or Single DPI output bridge chip. This adds support for DSI to LVDS bridge configuration.By Extending the existing lontium-lt9211 driver to support DSI-to-LVDS bridge configuration. Signed-off-by: Gopi Botlagunta Signed-off-by: Nilesh Laad --- Changes in v5: - Addressed code formatting in lt9211 driver (no functional or design changes) - Addressed v4 comments on lontium-lt9211.yaml. - Link to v4: https://lore.kernel.org/r/20251224-add-lt9211c-bridge-v4-0-406e73ec28c5@oss.qualcomm.com Changes in v4: - Removed lontium-lt9211c.yaml. - Extended lontium-lt9211.yaml to support LT9211C. - Link to v3: https://lore.kernel.org/r/20251218-add-lt9211c-bridge-v3-0-1ee0670a0db2@oss.qualcomm.com Changes in v3: - removed lontium-lt9211c as separate driver - Add support to lontium-lt9211c bridge driver by extending the existing lontium-lt9211.c - fixed kernel test robot reported build errors - Link to v2:https://lore.kernel.org/lkml/20251107-add-lt9211c-bridge-v2-0-b0616e23407c@oss.qualcomm.com/ Changes in v2: - Combined driver patch from https://lore.kernel.org/lkml/20250911-lt9211c-bridge-support-v1-1-c221202cbcd5@oss.qualcomm.com/ - Added MODULE_AUTHOR - Uppercase to lowercase for hex values - Link to v1:https://lore.kernel.org/r/20250910-add-lt9211c-bridge-v1-1-4f23740fe101@oss.qualcomm.com --- Yi Zhang (2): dt-bindings: display: bridge: lontium,lt9211: Add lt9211c support drm/bridge: add support for lontium lt9211c bridge .../bindings/display/bridge/lontium,lt9211.yaml | 5 +- drivers/gpu/drm/bridge/lontium-lt9211.c | 846 ++++++++++++++++++++- 2 files changed, 808 insertions(+), 43 deletions(-) --- base-commit: f50b969bafafb2810a07f376387350c4c0d72a21 change-id: 20250910-add-lt9211c-bridge-5a21fcb1c803 Best regards, -- Gopi Botlagunta