From patchwork Mon Mar 22 10:33:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12154377 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 753F1C433DB for ; Mon, 22 Mar 2021 10:33:47 +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 1CF6561937 for ; Mon, 22 Mar 2021 10:33:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1CF6561937 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=amarulasolutions.com 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 98BC489E43; Mon, 22 Mar 2021 10:33:46 +0000 (UTC) Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1214E89E43 for ; Mon, 22 Mar 2021 10:33:46 +0000 (UTC) Received: by mail-pl1-x62e.google.com with SMTP id e14so6311814plj.2 for ; Mon, 22 Mar 2021 03:33:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=QXnyIiVMYouSZkWQ90s00ryOLdRsKNt+1wvSooAsuGs=; b=U/FYRH9cjK0YJA4Ob2lEv3co8KkXJ55eiA1vz0msL8PEA2f43kg98n68QIzqr+Vcxh 7NAeC3vm2NAS4yaIlvZD341i9vy4nIiPg3mkKLvYiMcjFOFJF/gPQZqXLO8kDShuy1oh HMEkx+ecRyKrcJgbIa1SjWwdoDIYLgZbk1q9k= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=QXnyIiVMYouSZkWQ90s00ryOLdRsKNt+1wvSooAsuGs=; b=aFJkj5/XFhnWhIT/lUbjyfpyTpq+ETpWW6sVxPF6QtG+spfW+G1AfsxrRDMEZ/FJHH 5re9BNQu2dDVocXmZziKvDl99in2iJuDILdi3TwWF2C7l4THfEaDQEOxUe4bATMmEvUi 64zJWvUiLjy8ZbsE0JJu5g4gg3QLZ1IrxTStcjJMjYzG6M8fpRGX/bCbEoyrAZjoTM2H Fx+7unY/+as/nKWvNU0TH1Xmid5IErQE5vbHoKlUGpaSqYA/qySLnGCE9ZwLsOcj7X0R CjyC6Q/I33Kb5E0tY+eaZUo13sZa5+gA874RdNq5Iy7CFIPDffpf71Xcu5EXkCoqUDdu lFWA== X-Gm-Message-State: AOAM533TA76020jQWwMSTPmgOrofUFRcmcxlFLpnRgCpWvxjEGrOuuZn /4C5vLSw3TbK7SCDldv79Qu8eQ== X-Google-Smtp-Source: ABdhPJzlkGRSrVgAHY0k1cvQM0ccUJVDmZgoIjp9ZC02h/Bdjce00E7vO3PcuSCyoF4QerNJTj69iA== X-Received: by 2002:a17:90a:1b08:: with SMTP id q8mr12254370pjq.203.1616409225597; Mon, 22 Mar 2021 03:33:45 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a884:15c1:9a30:414f:d84b]) by smtp.gmail.com with ESMTPSA id o13sm12812422pgv.40.2021.03.22.03.33.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Mar 2021 03:33:45 -0700 (PDT) From: Jagan Teki To: Rob Herring , Andrzej Hajda , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Sam Ravnborg , Robert Foss Subject: [PATCH v5 1/2] dt-bindings: display: bridge: Add Chipone ICN6211 bindings Date: Mon, 22 Mar 2021 16:03:26 +0530 Message-Id: <20210322103328.66442-1-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 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, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Jagan Teki , linux-amarula@amarulasolutions.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" ICN6211 is MIPI-DSI to RGB Converter bridge from Chipone. It has a flexible configuration of MIPI DSI signal input and produces RGB565, RGB666, RGB888 output format. Add dt-bingings for it. Signed-off-by: Jagan Teki Reviewed-by: Robert Foss Reviewed-by: Rob Herring --- Changes for v5: - rebase drm-misc-next - collect Rob, Robert review tags Changes for v4: - fixed Laurent comments - added regulators - replace reset with EN - fixed warnings pointed by Robert Changes for v3: - updated to new dt-bindings style .../display/bridge/chipone,icn6211.yaml | 99 +++++++++++++++++++ MAINTAINERS | 5 + 2 files changed, 104 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml b/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml new file mode 100644 index 000000000000..62c3bd4cb28d --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml @@ -0,0 +1,99 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/chipone,icn6211.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Chipone ICN6211 MIPI-DSI to RGB Converter bridge + +maintainers: + - Jagan Teki + +description: | + ICN6211 is MIPI-DSI to RGB Converter bridge from chipone. + + It has a flexible configuration of MIPI DSI signal input and + produce RGB565, RGB666, RGB888 output format. + +properties: + compatible: + enum: + - chipone,icn6211 + + reg: + maxItems: 1 + description: virtual channel number of a DSI peripheral + + enable-gpios: + description: Bridge EN pin, chip is reset when EN is low. + + vdd1-supply: + description: A 1.8V/2.5V/3.3V supply that power the MIPI RX. + + vdd2-supply: + description: A 1.8V/2.5V/3.3V supply that power the PLL. + + vdd3-supply: + description: A 1.8V/2.5V/3.3V supply that power the RGB output. + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: + Video port for MIPI DSI input + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: + Video port for MIPI DPI output (panel or connector). + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - enable-gpios + - ports + +additionalProperties: false + +examples: + - | + #include + + dsi { + #address-cells = <1>; + #size-cells = <0>; + + bridge@0 { + compatible = "chipone,icn6211"; + reg = <0>; + enable-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* LCD-RST: PL5 */ + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + bridge_in_dsi: endpoint { + remote-endpoint = <&dsi_out_bridge>; + }; + }; + + port@1 { + reg = <1>; + + bridge_out_panel: endpoint { + remote-endpoint = <&panel_out_bridge>; + }; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 4b705ba51c54..b9d11101d060 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5568,6 +5568,11 @@ S: Maintained F: Documentation/devicetree/bindings/display/panel/boe,himax8279d.yaml F: drivers/gpu/drm/panel/panel-boe-himax8279d.c +DRM DRIVER FOR CHIPONE ICN6211 MIPI-DSI to RGB CONVERTER BRIDGE +M: Jagan Teki +S: Maintained +F: Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml + DRM DRIVER FOR FARADAY TVE200 TV ENCODER M: Linus Walleij S: Maintained From patchwork Mon Mar 22 10:33:27 2021 Content-Type: text/plain; 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Mon, 22 Mar 2021 03:33:50 -0700 (PDT) From: Jagan Teki To: Rob Herring , Andrzej Hajda , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Sam Ravnborg , Robert Foss Subject: [PATCH v5 2/2] drm: bridge: Add Chipone ICN6211 MIPI-DSI to RGB bridge Date: Mon, 22 Mar 2021 16:03:27 +0530 Message-Id: <20210322103328.66442-2-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210322103328.66442-1-jagan@amarulasolutions.com> References: <20210322103328.66442-1-jagan@amarulasolutions.com> 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, linux-amarula@amarulasolutions.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Jagan Teki Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" ICN6211 is MIPI-DSI to RGB Converter bridge from Chipone. It has a flexible configuration of MIPI DSI signal input and produce RGB565, RGB666, RGB888 output format. Add bridge driver for it. Signed-off-by: Jagan Teki Reviewed-by: Robert Foss --- Changes for v5: - rebase drm-misc-next - collect Robert review tags Changes for v4: - added regulators - replace reset with EN - fixed warnings pointed by Robert Changes for v3: - updated the driver to inline with new drm bridge style MAINTAINERS | 1 + drivers/gpu/drm/bridge/Kconfig | 13 + drivers/gpu/drm/bridge/Makefile | 1 + drivers/gpu/drm/bridge/chipone-icn6211.c | 293 +++++++++++++++++++++++ 4 files changed, 308 insertions(+) create mode 100644 drivers/gpu/drm/bridge/chipone-icn6211.c diff --git a/MAINTAINERS b/MAINTAINERS index b9d11101d060..b92a35c80eae 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5572,6 +5572,7 @@ DRM DRIVER FOR CHIPONE ICN6211 MIPI-DSI to RGB CONVERTER BRIDGE M: Jagan Teki S: Maintained F: Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml +F: drivers/gpu/drm/bridge/chipone-icn6211.c DRM DRIVER FOR FARADAY TVE200 TV ENCODER M: Linus Walleij diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index e4110d6ca7b3..330ee70ed746 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -27,6 +27,19 @@ config DRM_CDNS_DSI Support Cadence DPI to DSI bridge. This is an internal bridge and is meant to be directly embedded in a SoC. +config DRM_CHIPONE_ICN6211 + tristate "Chipone ICN6211 MIPI-DSI/RGB Converter bridge" + depends on OF + select DRM_MIPI_DSI + select DRM_PANEL_BRIDGE + help + ICN6211 is MIPI-DSI/RGB Converter bridge from chipone. + + It has a flexible configuration of MIPI DSI signal input + and produce RGB565, RGB666, RGB888 output format. + + If in doubt, say "N". + config DRM_CHRONTEL_CH7033 tristate "Chrontel CH7033 Video Encoder" depends on OF diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile index 86e7acc76f8d..3eb84b638988 100644 --- a/drivers/gpu/drm/bridge/Makefile +++ b/drivers/gpu/drm/bridge/Makefile @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_DRM_CDNS_DSI) += cdns-dsi.o +obj-$(CONFIG_DRM_CHIPONE_ICN6211) += chipone-icn6211.o obj-$(CONFIG_DRM_CHRONTEL_CH7033) += chrontel-ch7033.o obj-$(CONFIG_DRM_DISPLAY_CONNECTOR) += display-connector.o obj-$(CONFIG_DRM_LONTIUM_LT9611) += lontium-lt9611.o diff --git a/drivers/gpu/drm/bridge/chipone-icn6211.c b/drivers/gpu/drm/bridge/chipone-icn6211.c new file mode 100644 index 000000000000..a6151db95586 --- /dev/null +++ b/drivers/gpu/drm/bridge/chipone-icn6211.c @@ -0,0 +1,293 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2020 Amarula Solutions(India) + * Author: Jagan Teki + */ + +#include +#include +#include + +#include +#include +#include +#include +#include + +#include