From nobody Tue Feb 10 05:39:50 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A35C7C04A94 for ; Fri, 28 Jul 2023 11:55:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236331AbjG1LzL (ORCPT ); Fri, 28 Jul 2023 07:55:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48506 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234775AbjG1LzJ (ORCPT ); Fri, 28 Jul 2023 07:55:09 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A74AF3C3B for ; Fri, 28 Jul 2023 04:55:04 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qPM3Y-0002Lu-RN; Fri, 28 Jul 2023 13:54:52 +0200 Received: from [2a0a:edc0:0:1101:1d::39] (helo=dude03.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qPM3X-002hCv-NK; Fri, 28 Jul 2023 13:54:51 +0200 Received: from localhost ([::1] helo=dude03.red.stw.pengutronix.de) by dude03.red.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qPM3W-008twe-Bf; Fri, 28 Jul 2023 13:54:50 +0200 From: Johannes Zink Date: Fri, 28 Jul 2023 13:54:39 +0200 Subject: [PATCH v3 2/3] dt-bindings: display: simple: support non-default data-mapping MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230523-simplepanel_support_nondefault_datamapping-v3-2-78ede374d3d9@pengutronix.de> References: <20230523-simplepanel_support_nondefault_datamapping-v3-0-78ede374d3d9@pengutronix.de> In-Reply-To: <20230523-simplepanel_support_nondefault_datamapping-v3-0-78ede374d3d9@pengutronix.de> To: David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Laurent Pinchart , Thierry Reding , Neil Armstrong , Sam Ravnborg Cc: kernel test robot , Dan Carpenter , patchwork-jzi@pengutronix.de, kernel@pengutronix.de, Laurent Pinchart , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Johannes Zink X-Mailer: b4 0.12.2 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: j.zink@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some Displays support more than just a single default LVDS data mapping, which can be used to run displays on only 3 LVDS lanes in the jeida-18 data-mapping mode. Add an optional data-mapping property to allow overriding the default data mapping. As it does not generally apply to any display and bus, use it selectively on the innolux,g101ice-l01, which supports changing the data mapping via a strapping pin. Signed-off-by: Johannes Zink --- Changes: v2 -> v3: - worked in Laurent's review findings (thanks for reviewing my work): fix typos in commit message v1 -> v2: - worked in Rob's review findings (thanks for reviewing my work): use extracted common property instead of duplicating the property - refined commit message - add an example dts for automated checking --- .../bindings/display/panel/panel-simple.yaml | 26 ++++++++++++++++++= +++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.y= aml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml index 1d4936fc5182..e25e33f67d71 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml +++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml @@ -21,9 +21,9 @@ description: | =20 allOf: - $ref: panel-common.yaml# + - $ref: ../lvds-data-mapping.yaml# =20 properties: - compatible: enum: # compatible must be listed in alphabetical order, ordered by compatib= le. @@ -359,6 +359,17 @@ properties: power-supply: true no-hpd: true hpd-gpios: true + data-mapping: true + +if: + not: + properties: + compatible: + contains: + const: innolux,g101ice-l01 +then: + properties: + data-mapping: false =20 additionalProperties: false =20 @@ -378,3 +389,16 @@ examples: }; }; }; + - | + panel_lvds: panel-lvds { + compatible =3D "innolux,g101ice-l01"; + power-supply =3D <&vcc_lcd_reg>; + + data-mapping =3D "jeida-24"; + + port { + panel_in_lvds: endpoint { + remote-endpoint =3D <<dc_out_lvds>; + }; + }; + }; --=20 2.39.2