From nobody Tue Feb 10 01:59:58 2026 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) (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 72E4E1B974; Sat, 11 May 2024 19:31:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.249 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715455883; cv=none; b=gQkKsI1MaSBMUzAtxFZlaL9Kg8UFNmbP1HeYajzEBqmrDaAjU3Sy0oWNdLtADURk/gJPJDzeBvcCA3HDlVKrpn6HUbaVkPhzwoHTpkg+nDm+nHuXmLIklB5XEWVNG9s2Iubh5z37IQr8BkaLRDEQTTznE4C+I+MvsxU5VfI4W2A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715455883; c=relaxed/simple; bh=1ZWeLt5rU9IGNeY+Ny6xIyFTccxB8MeJiInKCPQsGJw=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=DTw0mS0m+SgGnZNa3RmCJ3F3dzrZPNIaHuAJBTEgM8YInfi/rSCyY23ochvZ/X+iHX8TijhyAKnOV7GN/41WCY4y2m6m+VtUq2Zo6WiuWgUCh7T+lE7IVRDX61Sd6NzBhHIGSwI52z051H2TiEVqYdlzIb4v+GAbcqWkM9U3jls= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=HyLkQh1O; arc=none smtp.client-ip=198.47.23.249 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="HyLkQh1O" Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 44BJV0N2064348; Sat, 11 May 2024 14:31:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1715455860; bh=VfWUnTeO2rYGeiEbDD7huiAGpzBItDAbqZM1gu5JMxk=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=HyLkQh1OyMDTWoNi+73S994YGT/rteyt6/F408mAmiJ7+l8+obf+Gga/XkxIWthAs BjoneRb+HJRvaj0GK1kdGjbTBYqwyDbI9RoY09HVGwGHMnVtPIli16Cixa4DlZ4RLV BsNXGIDqm8rUy10DvgrkA6K7o32rH1lBcXXUj+PI= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 44BJV0cn073078 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Sat, 11 May 2024 14:31:00 -0500 Received: from DLEE102.ent.ti.com (157.170.170.32) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Sat, 11 May 2024 14:31:00 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Sat, 11 May 2024 14:31:00 -0500 Received: from localhost (uda0496377.dhcp.ti.com [172.24.227.31]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 44BJUxju035635; Sat, 11 May 2024 14:30:59 -0500 From: Aradhya Bhatia To: Tomi Valkeinen , Jyri Sarha , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Neil Armstrong , Laurent Pinchart , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: DRI Development List , Devicetree List , Linux Kernel List , Nishanth Menon , Vignesh Raghavendra , Praneeth Bajjuri , Udit Kumar , Francesco Dolcini , Alexander Sverdlin , Randolph Sapp , Devarsh Thakkar , Jayesh Choudhary , Jai Luthra , Aradhya Bhatia Subject: [PATCH 2/4] dt-bindings: display: ti: Add schema for AM625 OLDI Transmitter Date: Sun, 12 May 2024 01:00:53 +0530 Message-ID: <20240511193055.1686149-3-a-bhatia1@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240511193055.1686149-1-a-bhatia1@ti.com> References: <20240511193055.1686149-1-a-bhatia1@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Content-Type: text/plain; charset="utf-8" Add devicetree binding schema for AM625 OLDI Transmitters. Signed-off-by: Aradhya Bhatia --- .../bindings/display/ti/ti,am625-oldi.yaml | 153 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 154 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ti/ti,am625-o= ldi.yaml diff --git a/Documentation/devicetree/bindings/display/ti/ti,am625-oldi.yam= l b/Documentation/devicetree/bindings/display/ti/ti,am625-oldi.yaml new file mode 100644 index 000000000000..0a96e600bc0b --- /dev/null +++ b/Documentation/devicetree/bindings/display/ti/ti,am625-oldi.yaml @@ -0,0 +1,153 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/ti/ti,am625-oldi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments AM625 OLDI Transmitter + +maintainers: + - Tomi Valkeinen + - Aradhya Bhatia + +description: | + The AM625 TI Keystone OpenLDI transmitter (OLDI TX) supports serialized = RGB + pixel data transmission between host and flat panel display over LVDS (L= ow + Voltage Differential Sampling) interface. The OLDI TX consists of 7-to-1= data + serializers, and 4-data and 1-clock LVDS outputs. It supports the LVDS o= utput + formats "jeida-18", "jeida-24" and "vesa-18", and can accept 24-bit RGB = or + padded and un-padded 18-bit RGB bus formats as input. + +properties: + reg: + maxItems: 1 + + clocks: + maxItems: 1 + description: serial clock input for the OLDI transmitters + + clock-names: + const: s_clk + + ti,companion-oldi: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to companion OLDI transmitter. This property is mandatory fo= r the + primarty OLDI TX if the OLDI TXes are expected to work either in dua= l-lvds + mode or in clone mode. This property should point to the secondary O= LDI + TX. + + ti,secondary-oldi: + type: boolean + description: Boolean property to mark an OLDI TX as secondary node. + + ti,oldi-io-ctrl: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to syscon device node mapping OLDI IO_CTRL registers found i= n the + control MMR region. This property is needed for OLDI interface to wo= rk. + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: Parallel RGB input port + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: LVDS output port + + required: + - port@0 + - port@1 + +allOf: + - if: + properties: + ti,secondary-oldi: true + then: + properties: + ti,companion-oldi: false + ti,oldi-io-ctrl: false + clocks: false + clock-names: false + + else: + required: + - ti,oldi-io-ctrl + - clocks + - clock-names + +required: + - reg + - ports + +additionalProperties: false + +examples: + - | + #include + + oldi_txes { + #address-cells =3D <1>; + #size-cells =3D <0>; + oldi: oldi@0 { + reg =3D <0>; + clocks =3D <&k3_clks 186 0>; + clock-names =3D "s_clk"; + ti,oldi-io-ctrl =3D <&dss_oldi_io_ctrl>; + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + port@0 { + reg =3D <0>; + oldi_in: endpoint { + remote-endpoint =3D <&dpi0_out>; + }; + }; + }; + }; + }; + + - | + #include + + oldi_txes { + #address-cells =3D <1>; + #size-cells =3D <0>; + oldi0: oldi@0 { + reg =3D <0>; + clocks =3D <&k3_clks 186 0>; + clock-names =3D "s_clk"; + ti,companion-oldi =3D <&oldi1>; + ti,oldi-io-ctrl =3D <&dss_oldi_io_ctrl>; + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + port@0 { + reg =3D <0>; + oldi0_in: endpoint { + remote-endpoint =3D <&dpi0_out0>; + }; + }; + }; + }; + oldi1: oldi@1 { + reg =3D <1>; + ti,secondary-oldi; + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + port@0 { + reg =3D <0>; + oldi1_in: endpoint { + remote-endpoint =3D <&dpi0_out1>; + }; + }; + }; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index c675fc296b19..4426c4d41a7f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7480,6 +7480,7 @@ M: Tomi Valkeinen L: dri-devel@lists.freedesktop.org S: Maintained T: git https://gitlab.freedesktop.org/drm/misc/kernel.git +F: Documentation/devicetree/bindings/display/ti/ti,am625-oldi.yaml F: Documentation/devicetree/bindings/display/ti/ti,am65x-dss.yaml F: Documentation/devicetree/bindings/display/ti/ti,j721e-dss.yaml F: Documentation/devicetree/bindings/display/ti/ti,k2g-dss.yaml --=20 2.34.1