From patchwork Sun Aug 9 10:57:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 253990 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=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 E5DA7C433DF for ; Sun, 9 Aug 2020 10:57:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BA773206B5 for ; Sun, 9 Aug 2020 10:57:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726256AbgHIK5i (ORCPT ); Sun, 9 Aug 2020 06:57:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57616 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726175AbgHIK5d (ORCPT ); Sun, 9 Aug 2020 06:57:33 -0400 Received: from mail-out.m-online.net (mail-out.m-online.net [IPv6:2001:a60:0:28:0:1:25:1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BCA57C061A27 for ; Sun, 9 Aug 2020 03:57:29 -0700 (PDT) Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4BPbdt32S1z1rrLW; Sun, 9 Aug 2020 12:57:22 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4BPbdt2QMlz1qy5j; Sun, 9 Aug 2020 12:57:22 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id D01NEVQ-XaTQ; Sun, 9 Aug 2020 12:57:20 +0200 (CEST) X-Auth-Info: 5LxeELavPXJUvrA7NKvMqQL+ZKib5kcqBMplrppzgKk= Received: from desktop.lan (ip-86-49-101-166.net.upcbroadband.cz [86.49.101.166]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Sun, 9 Aug 2020 12:57:20 +0200 (CEST) From: Marek Vasut To: dri-devel@lists.freedesktop.org Cc: Marek Vasut , Eric Anholt , Rob Herring , Sam Ravnborg , devicetree@vger.kernel.org Subject: [PATCH V3 2/2] drm/bridge: tc358762: Add basic driver for Toshiba TC358762 DSI-to-DPI bridge Date: Sun, 9 Aug 2020 12:57:05 +0200 Message-Id: <20200809105705.6334-2-marex@denx.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200809105705.6334-1-marex@denx.de> References: <20200809105705.6334-1-marex@denx.de> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add very basic driver for Toshiba TC358762 DSI-to-DPI bridge, derived from tc358764 driver and panel-raspberrypi-touchscreen. This driver is meant to replace the panel-raspberrypi-touchscreen too, as the bridge connection can be described in DT too. Signed-off-by: Marek Vasut To: dri-devel@lists.freedesktop.org Cc: Eric Anholt Cc: Rob Herring Cc: Sam Ravnborg Cc: devicetree@vger.kernel.org Reviewed-by: Sam Ravnborg --- V2: Switch to DRM_PANEL_BRIDGE V3: No change --- drivers/gpu/drm/bridge/Kconfig | 8 + drivers/gpu/drm/bridge/Makefile | 1 + drivers/gpu/drm/bridge/tc358762.c | 280 ++++++++++++++++++++++++++++++ 3 files changed, 289 insertions(+) create mode 100644 drivers/gpu/drm/bridge/tc358762.c diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 43271c21d3fc..58e879852082 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -153,6 +153,14 @@ config DRM_THINE_THC63LVD1024 help Thine THC63LVD1024 LVDS/parallel converter driver. +config DRM_TOSHIBA_TC358762 + tristate "TC358762 DSI/DPI bridge" + depends on OF + select DRM_MIPI_DSI + select DRM_PANEL_BRIDGE + help + Toshiba TC358762 DSI/DPI bridge driver. + config DRM_TOSHIBA_TC358764 tristate "TC358764 DSI/LVDS bridge" depends on OF diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile index d63d4b7e4347..b341c60ee96a 100644 --- a/drivers/gpu/drm/bridge/Makefile +++ b/drivers/gpu/drm/bridge/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_DRM_SII902X) += sii902x.o obj-$(CONFIG_DRM_SII9234) += sii9234.o obj-$(CONFIG_DRM_SIMPLE_BRIDGE) += simple-bridge.o obj-$(CONFIG_DRM_THINE_THC63LVD1024) += thc63lvd1024.o +obj-$(CONFIG_DRM_TOSHIBA_TC358762) += tc358762.o obj-$(CONFIG_DRM_TOSHIBA_TC358764) += tc358764.o obj-$(CONFIG_DRM_TOSHIBA_TC358767) += tc358767.o obj-$(CONFIG_DRM_TOSHIBA_TC358768) += tc358768.o diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc358762.c new file mode 100644 index 000000000000..1bfdfc6affaf --- /dev/null +++ b/drivers/gpu/drm/bridge/tc358762.c @@ -0,0 +1,280 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2020 Marek Vasut + * + * Based on tc358764.c by + * Andrzej Hajda + * Maciej Purski + * + * Based on rpi_touchscreen.c by + * Eric Anholt + */ + +#include +#include +#include +#include + +#include