From nobody Sat Feb 7 12:19:41 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 659481D89ED; Tue, 26 Nov 2024 16:34:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732638866; cv=none; b=K/tna+aIjPQrJa1nNYXecqcl8bKUx8wmjlyIY8fX6lm2PWTwJ+9Zk+t0DQdYx0tsDvbf/57huJzZunay2CCET1BLvNhgoqa00XBHBHsf3rKwNtH0DibVBcs2hUxrqZVry/eYcVaCfoTiptsHBhQ3s/EQU9A+EOuY6/vDlOamv6E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732638866; c=relaxed/simple; bh=cZp+0fnE3D0SdUSdagpJlc6mZJAcEEhN8c8IM3YwJI4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=lqJl21nlxVj+yBtqiS2QAjVG37R0KvhOwBXFIHEH9X/Cqw0P24/iBvtxjKQevCTzNkvQ6xmnpVoXpddF9bynXpSOhuyE8CvG0quZRlq+EpXoILsJGEmT1WjtEVYyXL4yTmUSl/YO/TKNbMFPS/95o+7XxjN2W/TE5CE35XuB3Ls= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tUmc/8lL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tUmc/8lL" Received: by smtp.kernel.org (Postfix) with ESMTPS id C801AC4CECF; Tue, 26 Nov 2024 16:34:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732638865; bh=cZp+0fnE3D0SdUSdagpJlc6mZJAcEEhN8c8IM3YwJI4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=tUmc/8lLyAFnAf5/JIcKg4Zx9AUAXG3tjPfJFBw1WG7Hhu3JfuL0Yh05cfuVEiH08 gsf1VlJRnpFQ2pOUsgRtK0YH2alADukid7NhOcHSZ2254d3xIJzvKLIwoaVnc7QFe2 KKWoCRxewnDo+Xtfpsfg6Jv7it7vFDH6DDn7ERXuHyrhV69vJxst4bwx+tZ3vwyHA1 0jlP1jtFlJJqnmajrbY/u1l1ddX64XhbIdqgJcnzRYnsac4rZoSAqxwkgIqTKm+Yny p4cW71eSt3FPA9iYkCqV22LoM1I0rFGlyubE2jj6cn7FnicFNnf+3kTBLPjqKzwa1J myF2vbggCV4lA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B71FFD3B9BD; Tue, 26 Nov 2024 16:34:25 +0000 (UTC) From: Sasha Finkelstein via B4 Relay Date: Tue, 26 Nov 2024 17:34:20 +0100 Subject: [PATCH v2 1/5] dt-bindings: display: Add Apple pre-DCP display controller bindings Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20241126-adpdrm-v2-1-c90485336c09@gmail.com> References: <20241126-adpdrm-v2-0-c90485336c09@gmail.com> In-Reply-To: <20241126-adpdrm-v2-0-c90485336c09@gmail.com> To: Hector Martin , Sven Peter , Alyssa Rosenzweig , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Jessica Zhang , asahi@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sasha Finkelstein X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1732638864; l=6343; i=fnkl.kernel@gmail.com; s=20241124; h=from:subject:message-id; bh=g48Jg5r677KMzSMpMRmoo0wqjqOCLTepYWRiT3THiy0=; b=JyWUct6fDmArKlep5mGw0yzFNg2T5T3D1QKWlsQHOA19YDCqOO27AU9srxSoMw56J5uijKsO7 ZMzE1AiAqMcDu7Yc5hjiwzD0tlgQK8rOOR5ImWd/WcQyvAtQyfm3xFX X-Developer-Key: i=fnkl.kernel@gmail.com; a=ed25519; pk=aSkp1PdZ+eF4jpMO6oLvz/YfT5XkBUneWwyhQrOgmsU= X-Endpoint-Received: by B4 Relay for fnkl.kernel@gmail.com/20241124 with auth_id=283 X-Original-From: Sasha Finkelstein Reply-To: fnkl.kernel@gmail.com From: Sasha Finkelstein Add bindings for a secondary display controller present on certain Apple laptops. Signed-off-by: Sasha Finkelstein --- .../display/apple,h7-display-pipe-mipi.yaml | 89 ++++++++++++++++++= ++++ .../bindings/display/apple,h7-display-pipe.yaml | 77 +++++++++++++++++++ .../bindings/display/panel/apple,summit.yaml | 58 ++++++++++++++ 3 files changed, 224 insertions(+) diff --git a/Documentation/devicetree/bindings/display/apple,h7-display-pip= e-mipi.yaml b/Documentation/devicetree/bindings/display/apple,h7-display-pi= pe-mipi.yaml new file mode 100644 index 0000000000000000000000000000000000000000..2cf2f50e9fc7329a5b424d5ddf8= c34cad2ebb6be --- /dev/null +++ b/Documentation/devicetree/bindings/display/apple,h7-display-pipe-mipi.= yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/apple,h7-display-pipe-mipi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple pre-DCP display controller MIPI interface. + +maintainers: + - asahi@lists.linux.dev + - Sasha Finkelstein + +description: + The MIPI controller part of the pre-DCP Apple display controller + +allOf: + - $ref: dsi-controller.yaml# + +properties: + compatible: + items: + - enum: + - apple,t8112-display-pipe-mipi + - apple,t8103-display-pipe-mipi + - const: apple,h7-display-pipe-mipi + + reg: + maxItems: 1 + + reg-names: + const: mipi + + power-domains: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + + port@1: + $ref: /schemas/graph.yaml#/properties/port + + required: + - port@0 + - port@1 + + '#address-cells': true + + '#size-cells': true + +patternProperties: + "^panel@[0-3]$": true + +required: + - compatible + - reg + - ports + +additionalProperties: false + +examples: + - | + display_dfr: dsi@228200000 { + compatible =3D "apple,t8103-display-pipe-mipi", "apple,h7-display-pip= e-mipi"; + reg-names =3D "mipi"; + reg =3D <0x28200000 0xc000>; + power-domains =3D <&ps_dispdfr_mipi>; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + dfr_mipi_in: port@0 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0>; + }; + + dfr_mipi_out: port@1 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <1>; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/display/apple,h7-display-pip= e.yaml b/Documentation/devicetree/bindings/display/apple,h7-display-pipe.ya= ml new file mode 100644 index 0000000000000000000000000000000000000000..98982da9c5f672167d67e4cd3b4= 7e1fbdafc9510 --- /dev/null +++ b/Documentation/devicetree/bindings/display/apple,h7-display-pipe.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/apple,h7-display-pipe.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple pre-DCP display controller. + +maintainers: + - asahi@lists.linux.dev + - Sasha Finkelstein + +description: + A secondary display controller used to drive the "touchbar" on certain A= pple laptops. + +properties: + compatible: + items: + - enum: + - apple,t8112-display-pipe + - apple,t8103-display-pipe + - const: apple,h7-display-pipe + + reg: + maxItems: 2 + + reg-names: + items: + - const: be + - const: fe + + power-domains: + maxItems: 2 + + interrupts: + maxItems: 2 + + interrupt-names: + items: + - const: be + - const: fe + + iommus: + maxItems: 1 + + port: + $ref: /schemas/graph.yaml#/properties/port + +required: + - compatible + - reg + - interrupts + - port + +additionalProperties: false + +examples: + - | + #include + display_dfr: display-pipe@228200000 { + compatible =3D "apple,t8103-display-pipe", "apple,h7-display-pipe"; + reg-names =3D "be", "fe"; + reg =3D <0x28200000 0xc000>, + <0x28400000 0x4000>; + power-domains =3D <&ps_dispdfr_fe>, <&ps_dispdfr_be>; + interrupt-parent =3D <&aic>; + interrupts =3D , + ; + interrupt-names =3D "be", "fe"; + iommus =3D <&displaydfr_dart 0>; + port { + dfr_adp_out_mipi: endpoint { + remote-endpoint =3D <&dfr_mipi_in_adp>; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/display/panel/apple,summit.y= aml b/Documentation/devicetree/bindings/display/panel/apple,summit.yaml new file mode 100644 index 0000000000000000000000000000000000000000..db14f7af3787076c84ccdda08fe= deb8912d5514d --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/apple,summit.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/apple,summit.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple "Summit" display panel. + +maintainers: + - asahi@lists.linux.dev + - Sasha Finkelstein + +allOf: + - $ref: panel-common.yaml# + - $ref: /schemas/leds/backlight/common.yaml# + +properties: + compatible: + items: + - enum: + - apple,j293-summit + - apple,j493-summit + - const: apple,summit + + reg: + maxItems: 1 + + max-brightness: true + + port: true + +required: + - compatible + - reg + - max-brightness + - port + +additionalProperties: false + +examples: + - | + dsi { + #address-cells =3D <1>; + #size-cells =3D <0>; + + panel@0 { + compatible =3D "apple,j293-summit", "apple,summit"; + reg =3D <0>; + max-brightness =3D <255>; + + port { + dfr_panel_in: endpoint { + remote-endpoint =3D <&dfr_bridge_out>; + }; + }; + }; + }; +... --=20 2.47.1