From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.codeaurora.org by pdx-caf-mail.web.codeaurora.org (Dovecot) with LMTP id cIYFEmQ3GVvSYgAAmS7hNA ; Thu, 07 Jun 2018 13:47:16 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 2FE696089E; Thu, 7 Jun 2018 13:47:16 +0000 (UTC) Authentication-Results: smtp.codeaurora.org; dkim=pass (1024-bit key) header.d=amarulasolutions.com header.i=@amarulasolutions.com header.b="BIRhsghq" X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI autolearn=unavailable autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by smtp.codeaurora.org (Postfix) with ESMTP id 96992601B4; Thu, 7 Jun 2018 13:47:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 96992601B4 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=amarulasolutions.com Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753596AbeFGNrN (ORCPT + 25 others); Thu, 7 Jun 2018 09:47:13 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:40746 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753165AbeFGNrK (ORCPT ); Thu, 7 Jun 2018 09:47:10 -0400 Received: by mail-pf0-f194.google.com with SMTP id z24-v6so4953288pfe.7 for ; Thu, 07 Jun 2018 06:47:10 -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; bh=p6WRACkNnLRaA9eFoxZmmzDsYSOhuAQJc38TqBrd6Rg=; b=BIRhsghqBWWQhMbEQnohKaPNm53CrkGqXn+TpRMO76Vg8H+h8PrR5chpNnlVee7Dp/ aUExuyqNVouSKe/AZE8+aXXtIItZ4lPOCJZyCeDeQ1ZZ703XJoR8ACr73KxutlJ9oBll Fs7s9h12+8LrNanrG3B0w3DtiJ5aWkwJg1RHM= 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; bh=p6WRACkNnLRaA9eFoxZmmzDsYSOhuAQJc38TqBrd6Rg=; b=mZP8S/sOFT8h9b2McbHSza02wlZE1OVAYzRwZnj9tpKR+JJgua9a1g/0dvpMBEPVZU VqUkDfyoaoZrvbSrwVOLXK5qdvniNU9K6/A0t9SBE6ueKCW7F+VJlmAdrjOUGe01N7XB ZWV6W9a1PUake0SLvWcM18A6/jZ02a97+VBP08Y8AXBsCxU8uG+pb6UrDsyrNMxZhoxJ 96RzHujRiSxXIdE+ZFQGNslcLoX2X4CxMUN6R4xdnJi7YjqGsOy7KBk2vzgh0A1AWNnb S6yG/ygLo+GLXoyP9Nrwzk3gssCN4TGESfmBI/qbcb5fijS38p23WqLFPro0oUuglbO7 iLRg== X-Gm-Message-State: APt69E2u/9Q7JkFaAJFu2vC7p5ucGRFvfd9ZXbNT7zmFsAUYYrO9mppM rIKV2RhURRGOwYPHq2oB79EKwQ== X-Google-Smtp-Source: ADUXVKJ2AV/32nIA6BmcGY7F8DmF6eM9SG4A280U0yaOkp5wr78/3fpBvrtnsBRYQVkf668RSsfjxg== X-Received: by 2002:a62:1e02:: with SMTP id e2-v6mr1892464pfe.212.1528379230095; Thu, 07 Jun 2018 06:47:10 -0700 (PDT) Received: from localhost.localdomain ([115.97.190.51]) by smtp.gmail.com with ESMTPSA id f11-v6sm12721381pgq.18.2018.06.07.06.47.03 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 07 Jun 2018 06:47:09 -0700 (PDT) From: Jagan Teki To: Thierry Reding , David Airlie , dri-devel@lists.freedesktop.org, Shawn Guo , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sascha Hauer , Fabio Estevam , Rob Herring , Mark Rutland , Fabio maggi , lamiaposta71@gmail.com, Andrea CORTESE , Davide Bonfanti Cc: Shyam Saini , Michael Trimarchi , Jagan Teki Subject: [PATCH v2 1/4] drm/panel: simple: Add support for Rocktech RK070ER9427 LCD panel Date: Thu, 7 Jun 2018 19:16:48 +0530 Message-Id: <20180607134648.2902-1-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.14.3 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds support for the Rocktech Display Ltd. RK070ER9427 800(RGB)x480 TFT LCD panel, which can be supported by the simple panel driver. Signed-off-by: Jagan Teki Reviewed-by: Rob Herring --- Changes for v2: - collect Rob r-w-b tag .../display/panel/rocktech,rk070er9427.txt | 25 ++++++++++++++++ drivers/gpu/drm/panel/panel-simple.c | 33 ++++++++++++++++++++++ 2 files changed, 58 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/rocktech,rk070er9427.txt diff --git a/Documentation/devicetree/bindings/display/panel/rocktech,rk070er9427.txt b/Documentation/devicetree/bindings/display/panel/rocktech,rk070er9427.txt new file mode 100644 index 000000000000..eb1fb9f8d1f4 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/rocktech,rk070er9427.txt @@ -0,0 +1,25 @@ +Rocktech Display Ltd. RK070ER9427 800(RGB)x480 TFT LCD panel + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. + +Required properties: +- compatible: should be "rocktech,rk070er9427" + +Optional properties: +- backlight: phandle of the backlight device attached to the panel + +Optional nodes: +- Video port for LCD panel input. + +Example: + panel { + compatible = "rocktech,rk070er9427"; + backlight = <&backlight_lcd>; + + port { + lcd_panel_in: endpoint { + remote-endpoint = <&lcd_display_out>; + }; + }; + }; diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index cbf1ab404ee7..a6c633fd0559 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -745,6 +745,36 @@ static const struct panel_desc avic_tm070ddh03 = { }, }; +static const struct display_timing rocktech_rk070er9427_timing = { + .pixelclock = { 26400000, 33300000, 46800000 }, + .hactive = { 800, 800, 800 }, + .hfront_porch = { 16, 210, 354 }, + .hback_porch = { 46, 46, 46 }, + .hsync_len = { 1, 1, 1 }, + .vactive = { 480, 480, 480 }, + .vfront_porch = { 7, 22, 147 }, + .vback_porch = { 23, 23, 23 }, + .vsync_len = { 1, 1, 1 }, + .flags = DISPLAY_FLAGS_DE_HIGH, +}; + +static const struct panel_desc rocktech_rk070er9427 = { + .timings = &rocktech_rk070er9427_timing, + .num_timings = 1, + .bpc = 6, + .size = { + .width = 154, + .height = 86, + }, + .delay = { + .prepare = 41, + .enable = 50, + .unprepare = 41, + .disable = 50, + }, + .bus_format = MEDIA_BUS_FMT_RGB666_1X18, +}; + static const struct drm_display_mode boe_nv101wxmn51_modes[] = { { .clock = 71900, @@ -2226,6 +2256,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "qiaodian,qd43003c0-40", .data = &qd43003c0_40, + }, { + .compatible = "rocktech,rk070er9427", + .data = &rocktech_rk070er9427, }, { .compatible = "samsung,lsn122dl01-c01", .data = &samsung_lsn122dl01_c01, -- 2.14.3