From mboxrd@z Thu Jan 1 00:00:00 1970 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=-7.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, 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 B6DA3C43381 for ; Tue, 19 Mar 2019 15:24:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 85A4820811 for ; Tue, 19 Mar 2019 15:24:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="fyaALP0e" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727737AbfCSPYy (ORCPT ); Tue, 19 Mar 2019 11:24:54 -0400 Received: from mout.gmx.net ([212.227.15.19]:44039 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727661AbfCSPYx (ORCPT ); Tue, 19 Mar 2019 11:24:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1553009075; bh=idC0Frf0MQ+X1IZan2qPvfUKs86PwQeHY6WHbPRgshU=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date; b=fyaALP0e+uvc4W9lchEIJlGU1+FsldnyGUlt88QvGeRd+GPR5AyclyTymASkpxcpI UdVxHM0bMAfcy9EFSmm5rhUCeadnn2tFYkMShAeh8lcIvLJR6PTeq5snwpWWThDBbD YRRrInZGQe3hqaDffKt3gq6xEIkpnwet7iYT/zCU= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from longitude ([109.90.232.48]) by mail.gmx.com (mrgmx003 [212.227.17.190]) with ESMTPSA (Nemesis) id 0MKqOW-1h6GbT0f9k-0000rG; Tue, 19 Mar 2019 16:24:35 +0100 From: =?UTF-8?q?Jonathan=20Neusch=C3=A4fer?= To: linux-arm-kernel@lists.infradead.org Cc: Rob Herring , Mark Rutland , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Thierry Reding , Manivannan Sadhasivam , Kevin Hilman , Heiko Stuebner , Jagan Teki , Martin Blumenstingl , Johan Hovold , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Jonathan=20Neusch=C3=A4fer?= Subject: [PATCH 0/5] ARM: Initial devicetree for Kobo Aura Date: Tue, 19 Mar 2019 16:24:15 +0100 Message-Id: <20190319152421.16179-1-j.neuschaefer@gmx.net> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:ANUokbXIXrt+WdEwWYfdguz8F3r6YT4KtuiY43BC8L1c3wxnpPi zuQJpXPSLhIAw/76Zh/dUtG5dwfI6UnicX4mLUu6nbD7y1Be8UYYo2of6Sm7kkhujbxMeAO 6TYLL7FckSnJnS9LLVJQAM2WE4zGZ3Qg7Nxcz/hQBMEeWw4V/gVF3hWRvrrB7PNzOAzhcT5 Ix8MroDNXLv3tcdKhRXvg== X-UI-Out-Filterresults: notjunk:1;V03:K0:2yBFLwoLqa8=:q8UDSmPfVCyOf6OJjrDHkU Bd9mppP5mJApt/4nS1PK/z/DCZ9n8XRo/S5DwbE4P4Ytc8M8dmGKEEIr6Yib09f4vKdKkkkIA LMPOmU0MU7oOKTblBbzcDHhaMkWPWJdbupwODwszMdWDgRnI44R5wlR37TKzNq4qgYwGcMk/f qjRVpLDw1y6SVJGlPLTwW7iSTtxwos4Ofy2RHS6DR49vyPuALDnEi/ZYL+UY5kC+sRbcdbmif k0G7dnMrck3Mmt1ln8J1w2YMdJ9SWg7kT9PbZKtmxi9/6JERGL7uz4PG/P/kQC5DPNSDcTBfF 3XGgfsHC2SXpmxkJx1v7DCPKrpaD6JtCwxW+hgM3x3UXd0C1YPyUIESMU+YM192yk7HbBHIFH 2nCc9C4ypSWf7/SNk8FZlm5eKeGo+SR/us5m1Z9c750FtXJwZvYWTQQ3+w3t/DeR3EwBomt5N WRNpYDTJFPqgxAX47KoYh47l4vh02whJ1elmy5OEuhZ19IMbMfuvgjPSCNlgpMl3fLpDZgmxx B4o87RGHw8mrk+GsFrwB1PBPnQKMi9Ntqa3sv1nnKOlVO5GbGZuIaVUxrsVS3SWYeJ2JbvMLg M5sxaKScQXygFKWOsD7YUmMfIx6KXUX9nEI5Lkj6HWRdriGgLe+ev8fzjaej0FAoiFOct12EQ ok3Wl11wSmWG6MyP16ktyrPvRXSi4RWQRAimwNK6bu4b6VsiPJvuxjvU/o7ZWYZMfRqSemHlt yXekbiSbDCsrWkXu7EIfHCnOJgxRfBhRdjKPqHq+/BpWLoKuD+S6CVncPw14XG7XQO2oqqzhI JfFEaOyKueABMMF3BDpqbG+9yTG2j/fkwXbQAUoEOhHq+67BM1mUt+/sAWSH5JmG4LfotQUWd d3MuBZFHlM/d4sNGY88KcuaidobGfLmauWKT4as1icrX8nXoy12eXX/T2fU9+mRdGX6Cq0Y8L W16y5EYiO2w== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series adds a devicetree for the i.MX507-based Kobo Aura e-book reader, and fixes a few things in imx50.dtsi along the way. A lot of functionality is still missing: - poweroff/reboot, RTC, and battery monitoring support, as well as a PWM channel for the display backlight are provided by a custom embedded controller, which will be supported by a future patchset. The EC driver will also tell the EC to keep the board powered on; otherwise the EC will power the board off after about ten seconds (presumably to avoid battery drain if the OS is missing or corrupted) - The touchscreen controller, eKTF2132, currently doesn't have a mainline driver. - The e-paper display controller (EPDC) embedded in the i.MX50 SoC will need a whole new DRM driver, devicetree bindings, etc. - The TPS65185 PMIC, which generates the voltages necessary for driving the E Ink panel, also needs a driver - The backlight doesn't quite fit the existing pwm-backlight DT binding, because it uses an additional GPIO to boost the brightness. This requires some devicetree work - Linux doesn't currently support suspend-to-ram on i.MX50 In order to keep the system running when CONFIG_PM is enabled, the following fix is also required: https://lore.kernel.org/lkml/20190318231737.8459-1-j.neuschaefer@gmx.net/ My own notes about this machine can be found here: https://github.com/neuschaefer/linux/wiki/Kobo-Aura Jonathan Neusch=C3=A4fer (5): dt-bindings: Add vendor prefix for Rakuten Kobo, Inc. ARM: dts: imx50: Add Kobo Aura DTS ARM: dts: imx50: Add PHY node for usbotg and adjust clocks ARM: dts: imx50-kobo-aura: Enable USB support ARM: dts: imx50: Fix the numbering of the I2C controllers .../devicetree/bindings/vendor-prefixes.txt | 1 + arch/arm/boot/dts/Makefile | 3 +- arch/arm/boot/dts/imx50-kobo-aura.dts | 263 ++++++++++++++++++ arch/arm/boot/dts/imx50.dtsi | 14 +- 4 files changed, 279 insertions(+), 2 deletions(-) create mode 100644 arch/arm/boot/dts/imx50-kobo-aura.dts =2D- 2.20.1