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[2001:14ba:a073:af00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-38e49a4a6f9sm17585231fa.31.2026.04.12.10.32.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Apr 2026 10:32:32 -0700 (PDT) From: Dmitry Baryshkov Date: Sun, 12 Apr 2026 20:32:24 +0300 Subject: [PATCH v3 1/2] dt-bindings: display: waveshare,dsp2dpi: describe DSI2LVDS setup MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260412-ws-lcd-v3-1-db22c2631828@oss.qualcomm.com> References: <20260412-ws-lcd-v3-0-db22c2631828@oss.qualcomm.com> In-Reply-To: <20260412-ws-lcd-v3-0-db22c2631828@oss.qualcomm.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Sam Ravnborg , Joseph Guo , Marek Vasut , Andrzej Hajda , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1850; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=7geT5bkEq5ZiMOxGkUOHpZ6vimPzI950/l3utWM/ns0=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBp29ctrpy9xOc8Q5jpDD5T5H1241M8mBbzDiLZc iMKnWu2//eJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCadvXLQAKCRCLPIo+Aiko 1dMZB/9925HA5O3DHUQkzNGdjbjr6r8kQWhu7qW2quZT1Fnw1mupJmQKoZdl4dEpzPELDeFa+L6 MNjurPLE+EmWCb7TleP9Ynv9J8c7eDbBpb8hMo76cx6rdErA/lRhu5WsipJ8OkKZ3BYT/jV5Zmp 2YtkoRmCB/G/fCrynBBkyEsp2E33DFZEp2gtXG5eZOrjmIuWtuUSjX3VgDP7uVXgQiTDC6gwfnI +3a9bxN36Ywoa9Z23jNnPM0K9tQp9O7ne145gm1y6W2/aQPTGpDQqdS2Fm7VceCZ73n+qtLsZ5u 00l/P22K2hNsJC4r7JLjxCJ6tCimva2Gb/x7hHKxYh4tLJnD X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDEyMDE3MSBTYWx0ZWRfX/wA/yBi3aR/n Owmjct0TU56Y5++zqPH0dJcmPqheCvOkPf+I1QlvbXkH7dgBiwWc9hev81SgyEnk8dIoRmOZ+Fe TbhdtxhlFmnE3vg2iuXXw5b6pHn9WrZtsB9ydHj6Vl0lVBcPvuzG5JrAId1T/+182XWPdj/WwZZ yr79RQKVo8RkVCmCrCMBEC3aguUjTfRjSJOsTwLjFXPAK4DEOT69qNpiD5+0PV/jcK52s9KWekI Y9JY4fXXsRyTaaYnCFhZxPSZ18mdRPfHA0ZqLF/zcC5ZbfGVM3At6lnPsCjD907qYssex9uj0Oc K2on7/SpFlw7/n45/QN8nrUL2PLrpf9O8RStH8fvNmV/4tpvP5eX1sqAf4zQ1CZjPTMIyYNk2z1 1Ad4Nay6eKg8840HKrqtoonkLVw0GbJyKuDSh98Fr78Emt0NWWkSQVrMxeKkmyWaVfuiS9EA6D4 D/mN/vks+298oRl+avg== X-Proofpoint-GUID: jDVisEYbHmngAIVDhjOPGlzXCSLj1idc X-Authority-Analysis: v=2.4 cv=AofeGu9P c=1 sm=1 tr=0 ts=69dbd733 cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=8AirrxEcAAAA:8 a=7qgZ0iPFU4Zeudp_5JAA:9 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 a=ST-jHhOKWsTCqRlWije3:22 X-Proofpoint-ORIG-GUID: jDVisEYbHmngAIVDhjOPGlzXCSLj1idc 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=2026-04-12_04,2026-04-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 bulkscore=0 adultscore=0 phishscore=0 priorityscore=1501 clxscore=1015 impostorscore=0 suspectscore=0 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604120171 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" Several the Waveshare DSI LCD panel kits use DSI2LVDS ICN6202 bridge together with the LVDS panels. Define new compatible for the on-kit bridge setup (it is not itmized and it uses Waveshare prefix since the rest of the integration details are not known). Note: the ICN6202 / ICN6211 bridges are completely handled by the board itself, they should not be programmed by the host (which otherwise might override correct params), etc. As such, it doesn't make sense to use those in the compat strings. I consider those to be an internal detail of the setup. Signed-off-by: Dmitry Baryshkov --- .../devicetree/bindings/display/bridge/waveshare,dsi2dpi.yaml | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/waveshare,dsi2dpi.yaml b/Documentation/devicetree/bindings/display/bridge/waveshare,dsi2dpi.yaml index 3820dd7e11af..4d34a92192bf 100644 --- a/Documentation/devicetree/bindings/display/bridge/waveshare,dsi2dpi.yaml +++ b/Documentation/devicetree/bindings/display/bridge/waveshare,dsi2dpi.yaml @@ -10,11 +10,14 @@ maintainers: - Joseph Guo description: - Waveshare bridge board is part of Waveshare panel which converts DSI to DPI. + Waveshare bridge board is part of Waveshare panel which converts DSI to DPI + or LVDS. properties: compatible: - const: waveshare,dsi2dpi + enum: + - waveshare,dsi2dpi + - waveshare,dsi2lvds reg: maxItems: 1 @@ -53,7 +56,7 @@ properties: port@1: $ref: /schemas/graph.yaml#/properties/port description: - Video port for MIPI DPI output panel. + Video port for MIPI DPI or LVDS output to the panel. required: - port@0 -- 2.47.3