From patchwork Tue Aug 11 11:40:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sumit Semwal X-Patchwork-Id: 11709105 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 A78741392 for ; Tue, 11 Aug 2020 11:40:29 +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 8588820716 for ; Tue, 11 Aug 2020 11:40:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="brmRzebW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8588820716 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.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 48DF86E506; Tue, 11 Aug 2020 11:40:27 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7AE076E505 for ; Tue, 11 Aug 2020 11:40:25 +0000 (UTC) Received: by mail-pf1-x441.google.com with SMTP id u128so7466385pfb.6 for ; Tue, 11 Aug 2020 04:40:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=02zVwfMx3c82dMESmN/3uMBsnfv+t0nf9lm5grlg/ao=; b=brmRzebWF+qxRm2xbkZxf1t508yAsFnpHm48CjrF+vPSTGi2fU4tEaqzodQ8YvHZwF kvj3w15iqwZqsIAiXsalZQYYruC1JappHCUXk/e9WJrI0noqBb6nEhi1hGNsthPZf/ZW ZcttNh9PCGRKkY8i6bhtxdAJQt3J2/Y4kot3s3V7yRliiOcXU8oaGMzHNUqKfjh/rB0P 0ScHvjum8xzTQoTIywdCN/eIiRFCUHaCD8Jn+kgx87HXj+LxsVZ8MNg3+ZWhdeX4pK4I 8SIWEbBSkfhXpGwkHVqlS8XzFGV46ql5t7ZZQA5OitY3xEQpLZZVUZlDorWq3xcj24hd HUaw== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=02zVwfMx3c82dMESmN/3uMBsnfv+t0nf9lm5grlg/ao=; b=hmx+buatfEJCVv1CJABh5V+a70v5gM9ylMsjA2seYeNHbp6X4HRlmoxqj7JTkkyTmm kOYP2EX5oHsADfJi5sGWH3fkDWpRgcAaGiglkGvkI0djIp3FRtc7LTXwFhKuAwgD12NV OUzo5Xsg75/xy/xFRdXGjroAO9ZPG8JZ1vVivmjELBBZO98iSahwyPh5aBgClhmyMm7+ qLxeE8q/u+S3CACzvCzrtv0HslBKvv0IO/ZsuA1/ZJ6n3Fhl6J0TiWzflAIeTWkPnL1L Ezvs9YBVz1Ld+J7RMu5WEAo9lGMJjOtM7UIuZbhiqgXy+wiZ97yg7wPOmYhqgrvPszJU Wepw== X-Gm-Message-State: AOAM532cgLrKYMJ0I7lr6df1hhXpr88ifJ15l2u7WRNIaeKo3Ggmmiz/ WCT+1Y2zPXkQeOgmL7zamNjHIg== X-Google-Smtp-Source: ABdhPJxqJqQh0R5VflvErlmkXKGAOAf1Jse5lrPIX3ZXjS1vdMCSvE+VSC8IUZrotOU2sgTStg7GlQ== X-Received: by 2002:a63:7704:: with SMTP id s4mr472831pgc.78.1597146025062; Tue, 11 Aug 2020 04:40:25 -0700 (PDT) Received: from nagraj.local ([49.206.21.239]) by smtp.gmail.com with ESMTPSA id gj2sm2600448pjb.21.2020.08.11.04.40.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Aug 2020 04:40:24 -0700 (PDT) From: Sumit Semwal To: Thierry Reding , Sam Ravnborg Subject: [RESEND PATCH v3 1/2] dt-bindings: display: panel: Add bindings for Tianma nt36672a panel Date: Tue, 11 Aug 2020 17:10:09 +0530 Message-Id: <20200811114010.17807-2-sumit.semwal@linaro.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200811114010.17807-1-sumit.semwal@linaro.org> References: <20200811114010.17807-1-sumit.semwal@linaro.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, David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Bjorn Andersson , Mauro Carvalho Chehab , "David S . Miller" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The nt36672a panel from Tianma is a FHD+ panel with a resolution of 1080x2246 and 6.18 inches size. It is found in some of the Poco F1 phones. Signed-off-by: Sumit Semwal Reviewed-by: Rob Herring --- v2: remove ports node, making port@0 directly under panel@0 node. v3: updated to replace port@0 to just 'port'. --- .../display/panel/tianma,nt36672a.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml diff --git a/Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml b/Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml new file mode 100644 index 000000000000..03dc323332a5 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/tianma,nt36672a.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/tianma,nt36672a.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Tianma model NT36672A DSI Panel display driver + +maintainers: + - Sumit Semwal + +description: | + The nt36672a panel from Tianma is a FHD+ LCD display panel with a resolution + of 1080x2246. It is a video mode DSI panel. + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + const: tianma,nt36672a + + reg: + description: DSI virtual channel of the peripheral + + reset-gpios: + description: phandle of gpio for reset line - This should be 8mA, gpio + can be configured using mux, pinctrl, pinctrl-names (active high) + + vddio-supply: + description: phandle of the regulator that provides the supply voltage + Power IC supply + + vddpos-supply: + description: phandle of the positive boost supply regulator + + vddneg-supply: + description: phandle of the negative boost supply regulator + + pinctrl-names: + description: Pinctrl for panel active and suspend + + pinctrl-0: + description: Active pinctrls + + pinctrl-1: + description: Suspend pinctrls + + port: true + +required: + - compatible + - reg + - vddi0-supply + - vddpos-supply + - vddneg-supply + - reset-gpios + - pinctrl-names + - pinctrl-0 + - pinctrl-1 + - port + +unevaluatedProperties: false + +examples: + - |+ + #include + dsi0 { + #address-cells = <1>; + #size-cells = <0>; + + panel@0 { + compatible = "tianma,nt36672a"; + reg = <0>; + vddi0-supply = <&vreg_l14a_1p88>; + vddpos-supply = <&lab>; + vddneg-supply = <&ibb>; + + reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>; + + pinctrl-names = "panel_active", "panel_suspend"; + pinctrl-0 = <&sde_dsi_active>; + pinctrl-1 = <&sde_dsi_suspend>; + + #address-cells = <1>; + #size-cells = <0>; + port { + tianma_nt36672a_in_0: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + }; + }; + +... From patchwork Tue Aug 11 11:40:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sumit Semwal X-Patchwork-Id: 11709107 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 B10C51392 for ; Tue, 11 Aug 2020 11:40:32 +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 8EAAE20716 for ; Tue, 11 Aug 2020 11:40:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="K2ByyOX/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8EAAE20716 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.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 4631B6E507; Tue, 11 Aug 2020 11:40:31 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-pl1-x641.google.com (mail-pl1-x641.google.com [IPv6:2607:f8b0:4864:20::641]) by gabe.freedesktop.org (Postfix) with ESMTPS id F2DC36E507 for ; Tue, 11 Aug 2020 11:40:29 +0000 (UTC) Received: by mail-pl1-x641.google.com with SMTP id r4so6694406pls.2 for ; Tue, 11 Aug 2020 04:40:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=P0AUpy2ZdCxQk1OnnLHB9v9HjjMoSPNb/b3Tq/gh12k=; b=K2ByyOX/cpOp3cFkiWVa/t8jKdDhZfFBA/cQqXo+vsFTXp8XSTI6/6J3CML2ZZ5StM GDS/zoVnoqJzWIfz0VLhn0EqUGP2WZDYoPVokHd5B+N1m9ONO16n6WLuLWQpnx2EXkpu 2sdY+mGbVD2YZPO+cHQpZOu7pKjorCuFmKcVzitusXOsDkW1YG4P/KYQkVi6vPyUQw6U lYvoBgwhht9maNCPC79r75z8pea7PW3blDtWHVqfNrsIt5gdY0BtQrQ+9reLjGIhePjQ XLMYVNx02OhZU8xXK8PK68JHAebeJqofIAaVH0P01RvMvGuV8WTXogtvUKfs0O6lNr5f w/Ag== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=P0AUpy2ZdCxQk1OnnLHB9v9HjjMoSPNb/b3Tq/gh12k=; b=hhNz3G4q7XpR+97RD6s126aNF0XbfubBhQsivn174iBuzRx2/FNmY+MTy+SWUH+v3V nDnOJ4KtYs4RQzCqjwuY0/s13REJcXob3AUDq0hhxQIzOktoSvteJo9cA8ja3326Jrcp l0ZiGbCxtVd4huCxgIaneR5id2BVHpkWLYdiw5cfpNfAX6iT1hStrCD1t+vPubR1U1Tq EJPeEXPgxWf8T7Q1qi/MRnHkxEiQ2iJDwU4crBzwPC2Qd34g5p4dhH/cadFG2ydrVE5P aicvfPREn5h71evIBm5cW4V2Ml6ZNB66OLfpbPgCqLKAX+UHtq3HbHbMC5EE1TNtltUc N8JQ== X-Gm-Message-State: AOAM531oLEY0nWNNP2Kry3DuGV8EpHZDc2vmmoOJg5WaBbprJlP5V4aU 3GJTi6Mdhx5r0rlvRv90Wv7lRA== X-Google-Smtp-Source: ABdhPJxzSLkvXgS0cb9k0Z+cyg4UEYfgWF4VtRCFGEwyPnVBNYE8lUWgNQiAFxTvfa+pTyy0zpuuxg== X-Received: by 2002:a17:90a:1749:: with SMTP id 9mr643034pjm.127.1597146029288; Tue, 11 Aug 2020 04:40:29 -0700 (PDT) Received: from nagraj.local ([49.206.21.239]) by smtp.gmail.com with ESMTPSA id gj2sm2600448pjb.21.2020.08.11.04.40.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Aug 2020 04:40:28 -0700 (PDT) From: Sumit Semwal To: Thierry Reding , Sam Ravnborg Subject: [RESEND PATCH v3 2/2] drm: panel: Add tianma nt36672a panel driver Date: Tue, 11 Aug 2020 17:10:10 +0530 Message-Id: <20200811114010.17807-3-sumit.semwal@linaro.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200811114010.17807-1-sumit.semwal@linaro.org> References: <20200811114010.17807-1-sumit.semwal@linaro.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, David Airlie , Benni Steini , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Bjorn Andersson , Mauro Carvalho Chehab , "David S . Miller" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Some Poco F1 phones have an LCD panel from Tianma, model nt36672a, with a resolution of 1080x2246 that operates in DSI video mode. Add the drm panel driver for it. During testing, Benni Steini helped us fix the reset sequence timing (from 10ms to 20ms), to get the bootanimation to work on Android. With current AOSP, we need to increase it to 200ms - this seems to be a safe high value to avoid a white screen occasionally. Signed-off-by: Sumit Semwal Cc: Benni Steini --- v2: increase reset sequence timing to a safe 200ms --- MAINTAINERS | 7 + drivers/gpu/drm/panel/Kconfig | 11 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-tianma-nt36672a.c | 859 ++++++++++++++++++ 4 files changed, 878 insertions(+) create mode 100644 drivers/gpu/drm/panel/panel-tianma-nt36672a.c diff --git a/MAINTAINERS b/MAINTAINERS index b4a43a9e7fbc..2d384e51353b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5544,6 +5544,13 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: Documentation/devicetree/bindings/display/ste,mcde.txt F: drivers/gpu/drm/mcde/ +DRM DRIVER FOR TIANMA NT36672A PANELS +M: Sumit Semwal +S: Maintained +T: git git://anongit.freedesktop.org/drm/drm-misc +F: Documentation/devicetree/bindings/display/panel/tianma,nt36672a-panel.yaml +F: drivers/gpu/drm/panel/panel-tianma-nt36672a.c + DRM DRIVER FOR TDFX VIDEO CARDS S: Orphan / Obsolete F: drivers/gpu/drm/tdfx/ diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 39055c1f0e2f..da9d74c1ec91 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -437,6 +437,17 @@ config DRM_PANEL_TPO_TD043MTEA1 Say Y here if you want to enable support for TPO TD043MTEA1 800x480 4.3" panel (found on the OMAP3 Pandora board). +config DRM_PANEL_TIANMA_FHD_NT36672A + tristate "TIANMA NT36672A panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + help + Say Y here if you want to enable support for the Tianma NT36672A + panel. It is seen mostly in Xiaomi Poco F1 mobile phone. + The panel has a 1080x2246 resolution and uses 24 bit RGB per pixel. + It provides a MIPI DSI interface to the host. + config DRM_PANEL_TPO_TPG110 tristate "TPO TPG 800x400 panel" depends on OF && SPI && GPIOLIB diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index de74f282c433..303e44eb50fa 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -44,6 +44,7 @@ obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7701) += panel-sitronix-st7701.o obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o obj-$(CONFIG_DRM_PANEL_SONY_ACX424AKP) += panel-sony-acx424akp.o obj-$(CONFIG_DRM_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o +obj-$(CONFIG_DRM_PANEL_TIANMA_FHD_NT36672A) += panel-tianma-nt36672a.o obj-$(CONFIG_DRM_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o diff --git a/drivers/gpu/drm/panel/panel-tianma-nt36672a.c b/drivers/gpu/drm/panel/panel-tianma-nt36672a.c new file mode 100644 index 000000000000..07e8461b8893 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-tianma-nt36672a.c @@ -0,0 +1,859 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2020 Linaro Ltd + * Author: Sumit Semwal + */ + +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include + +#include