From patchwork Thu Jun 11 07:36:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 11599445 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0097414E3 for ; Thu, 11 Jun 2020 07:36:44 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D30AA20870 for ; Thu, 11 Jun 2020 07:36:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="uXzq+pGZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D30AA20870 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DDFB36E04A; Thu, 11 Jun 2020 07:36:42 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3FF486E04A for ; Thu, 11 Jun 2020 07:36:42 +0000 (UTC) Received: from localhost.localdomain (unknown [171.61.66.58]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 48D0B2072F; Thu, 11 Jun 2020 07:36:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591861002; bh=XXPkanbxjLSVSdkDQMUgqoWGrUVaOaySrYG7CHZ9KxE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uXzq+pGZTsf4gY7jOZuIGlyugrMK+sWWstGubJYkcMk9OEzCE2bdFmd4UQdkPTpni ds0VuNXZ24CRRFBmSPkW1ZfhskVWdMD/4NnGmvKE/WE8A5MKlauUIu/QnMXIADjb9S IK4rcqjV1Nz15ZXELIln7kX3PBnbosDZuQkerIl4= From: Vinod Koul To: Daniel Vetter , David Airlie , Rob Clark Subject: [PATCH v2 2/3] dt-bindings: display: bridge: Add documentation for LT9611 Date: Thu, 11 Jun 2020 13:06:10 +0530 Message-Id: <20200611073611.1446562-3-vkoul@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200611073611.1446562-1-vkoul@kernel.org> References: <20200611073611.1446562-1-vkoul@kernel.org> MIME-Version: 1.0 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: , Cc: devicetree@vger.kernel.org, Jernej Skrabec , Neil Armstrong , linux-arm-msm@vger.kernel.org, Jonas Karlman , Emil Velikov , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Bjorn Andersson , Andrzej Hajda , Vinod Koul , Rob Herring , Laurent Pinchart Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Lontium LT9611 is a DSI to HDMI bridge which supports 2 DSI ports and I2S port as input and one HDMI port as output Reviewed-by: Rob Herring Signed-off-by: Vinod Koul --- .../display/bridge/lontium,lt9611.yaml | 176 ++++++++++++++++++ 1 file changed, 176 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml new file mode 100644 index 000000000000..d60208359234 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml @@ -0,0 +1,176 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/lontium,lt9611.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Lontium LT9611 2 Port MIPI to HDMI Bridge + +maintainers: + - Vinod Koul + +description: | + The LT9611 is a bridge device which converts DSI to HDMI + +properties: + compatible: + enum: + - lontium,lt9611 + + reg: + maxItems: 1 + + "#sound-dai-cells": + const: 1 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + description: GPIO connected to active high RESET pin. + + vdd-supply: + description: Regulator for 1.8V MIPI phy power. + + vcc-supply: + description: Regulator for 3.3V IO power. + + ports: + type: object + + properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + port@0: + type: object + description: | + Primary MIPI port-1 for MIPI input + + properties: + reg: + const: 0 + + patternProperties: + "^endpoint(@[0-9])$": + type: object + additionalProperties: false + + properties: + remote-endpoint: + $ref: /schemas/types.yaml#/definitions/phandle + + required: + - reg + + port@1: + type: object + description: | + Additional MIPI port-2 for MIPI input, used in combination + with primary MIPI port-1 to drive higher resolution displays + + properties: + reg: + const: 1 + + patternProperties: + "^endpoint(@[0-9])$": + type: object + additionalProperties: false + + properties: + remote-endpoint: + $ref: /schemas/types.yaml#/definitions/phandle + + required: + - reg + + port@2: + type: object + description: | + HDMI port for HDMI output + + properties: + reg: + const: 2 + + patternProperties: + "^endpoint(@[0-9])$": + type: object + additionalProperties: false + + properties: + remote-endpoint: + $ref: /schemas/types.yaml#/definitions/phandle + + required: + - reg + + required: + - "#address-cells" + - "#size-cells" + - port@0 + - port@2 + +required: + - compatible + - reg + - interrupts + - vdd-supply + - vcc-supply + - ports + +additionalProperties: false + +examples: + - | + #include + #include + + i2c10 { + #address-cells = <1>; + #size-cells = <0>; + + hdmi-bridge@3b { + compatible = "lontium,lt9611"; + reg = <0x3b>; + + reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>; + interrupts-extended = <&tlmm 84 IRQ_TYPE_EDGE_FALLING>; + + vdd-supply = <<9611_1v8>; + vcc-supply = <<9611_3v3>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + lt9611_a: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1 { + reg = <1>; + lt9611_b: endpoint { + remote-endpoint = <&dsi1_out>; + }; + }; + + port@2 { + reg = <2>; + lt9611_out: endpoint { + remote-endpoint = <&hdmi_con>; + }; + }; + }; + }; + }; + +...