From patchwork Sat Apr 22 20:50:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 86625 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp1887456vqo; Sat, 22 Apr 2023 13:51:51 -0700 (PDT) X-Google-Smtp-Source: AKy350YEfQ+xnTpHAEgB9v50B15K/Jn+yp0CXfCv9zDRN9h+URhLcAK0LMVihIbhiOUAlAYc1x0b X-Received: by 2002:a17:902:f353:b0:1a6:7ed8:84f7 with SMTP id q19-20020a170902f35300b001a67ed884f7mr8321884ple.20.1682196710766; Sat, 22 Apr 2023 13:51:50 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1682196710; cv=none; d=google.com; s=arc-20160816; b=Ga5YAGhPPDRbu6gg95dYBrg9mZX6B+5y4ijBD3+0WDrSODcNshg+UiyTtRi5erPOFA QQmFjqWFD4SzsavMLlxiKW0kf7hOpvK4FUcE6Ns6gnuuB4AM/V095LyFsIuqUyc58G8A oY/VBO4CyzqLeVa7qM6tKiJUaXRlXauBVdVRFz+jqy0ejpfbHHDlScdnL0/UlzpYgnfZ pXql1e13inkKdMqEX/eaR2nrr93h2fiKTSRaARwOgifMdSA9qUkIB+Misv+D2kEodB9B tz2Uh24HoJeuhbPIRMbwHIOLuQdMkUgq3VDn+AJDmmFoDQq9Y7JsRh9xQoKhCgnybykk g4kA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=YzDgAta4uPSVpbThea1ShWGCNAGyOCOo+8K/JwVHLfU=; b=gYHs+RK6ot9HS+ItcTohZ8EOL2Z/YLrh5J5ipvBE1rQI25D2KxtENNK0OGfudHy9oy i/gTrb0M+xKveBOt16U8dBRZdQk3TgWIzMPeyxNWAKpHRJTHxZSbNI/bXtlHsXS2Bxvn 5xKc6T5aa9VOBsnTL31dIgq7tXa3XZsodxRCGMMf1i6V59Q3jMlAnhAWZO44zf6uw81y WSJ/DZFRjoxZqUzBVs25Wa6DtkG0MJKnX+FHta9g9e3ePaKxbY8qNSC9TAK9eNMKBokT waUubJH1PSvKU6ZRNJILgl3j+PIYxwnn4aejt1p8Lk6kS67k6go6x68+DK6+OLjtgrRt CDwA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=MG5GyLBg; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id b6-20020a170902650600b001a6d3d8229esi6977570plk.0.2023.04.22.13.51.35; Sat, 22 Apr 2023 13:51:50 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=MG5GyLBg; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229923AbjDVUu7 (ORCPT + 99 others); Sat, 22 Apr 2023 16:50:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229895AbjDVUud (ORCPT ); Sat, 22 Apr 2023 16:50:33 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A8B682706; Sat, 22 Apr 2023 13:50:32 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 852B261553; Sat, 22 Apr 2023 20:50:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 69095C433A1; Sat, 22 Apr 2023 20:50:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1682196630; bh=eUU5RldMNCDDlm4SoM+xtwyGoFwbZ815W9/D47ihSVI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MG5GyLBgcBInmQq6rn0xgHi5c/ZuG76NQlt5f0s4j2WcrDIGVAoNVxkufW0ECBBAt izW/XN+3AAe8Ghj8/hQSyln7Od3wl5NE2cFcZyifoD1mIe/Odj00i83lH+SY0V39eD xNtUjd/3hsWO0Oa6UIWhzomtcFMqaRze2SjKO8tVt05k+qGNNANlWTz61r3K179aTq rwz59hTYbFeJD4/vECJtusc3jacJFwgsWr3awUobEDHJzGvnsZBt86m7q70jcfrox8 gPyBV+G9OZsexTmZ/6W7H2YN1BDWoqF3Ns7EwhD2lNQ5USPN5KcB6ozP2Tuwvy2e6B Rg4LAvME+qc/A== Received: by mercury (Postfix, from userid 1000) id 253661066CD2; Sat, 22 Apr 2023 22:50:25 +0200 (CEST) From: Sebastian Reichel To: Sebastian Reichel Cc: Gerald Loacker , Michael Riesch , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v2 13/13] drm/panel: sitronix-st7789v: add Inanbo T28CP45TN89 support Date: Sat, 22 Apr 2023 22:50:12 +0200 Message-Id: <20230422205012.2464933-14-sre@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230422205012.2464933-1-sre@kernel.org> References: <20230422205012.2464933-1-sre@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763911097857269406?= X-GMAIL-MSGID: =?utf-8?q?1763911097857269406?= UNI-T UTi260b has a Inanbo T28CP45TN89 v17 panel. I could not find proper documentation for the panel apart from a technical drawing, but according to the vendor U-Boot it is based on a Sitronix st7789v chip. I generated the init sequence by modifying the default one until proper graphics output has been seen on the device. Signed-off-by: Sebastian Reichel --- .../gpu/drm/panel/panel-sitronix-st7789v.c | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c index f3b1bf7ef996..172c6c1fc090 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c @@ -173,6 +173,21 @@ static const struct drm_display_mode default_mode = { .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC, }; +static const struct drm_display_mode t28cp45tn89_mode = { + .clock = 6008, + .hdisplay = 240, + .hsync_start = 240 + 38, + .hsync_end = 240 + 38 + 10, + .htotal = 240 + 38 + 10 + 10, + .vdisplay = 320, + .vsync_start = 320 + 8, + .vsync_end = 320 + 8 + 4, + .vtotal = 320 + 8 + 4 + 4, + .width_mm = 43, + .height_mm = 57, + .flags = DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_NVSYNC, +}; + struct st7789_panel_info default_panel = { .mode = &default_mode, .invert_mode = true, @@ -181,6 +196,14 @@ struct st7789_panel_info default_panel = { DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE, }; +struct st7789_panel_info t28cp45tn89_panel = { + .mode = &t28cp45tn89_mode, + .invert_mode = false, + .bus_format = MEDIA_BUS_FMT_RGB565_1X16, + .bus_flags = DRM_BUS_FLAG_DE_HIGH | + DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, +}; + static int st7789v_get_modes(struct drm_panel *panel, struct drm_connector *connector) { @@ -446,12 +469,14 @@ static void st7789v_remove(struct spi_device *spi) static const struct spi_device_id st7789v_spi_id[] = { { "st7789v", (unsigned long) &default_panel }, + { "t28cp45tn89-v17", (unsigned long) &t28cp45tn89_panel }, { } }; MODULE_DEVICE_TABLE(spi, st7789v_spi_id); static const struct of_device_id st7789v_of_match[] = { { .compatible = "sitronix,st7789v", .data = &default_panel }, + { .compatible = "inanbo,t28cp45tn89-v17", .data = &t28cp45tn89_panel }, { } }; MODULE_DEVICE_TABLE(of, st7789v_of_match);