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=-3.1 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED,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 5D808C43387 for ; Fri, 11 Jan 2019 17:21:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A8C02133F for ; Fri, 11 Jan 2019 17:21:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20150623.gappssmtp.com header.i=@bgdev-pl.20150623.gappssmtp.com header.b="ZqWKruDo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388661AbfAKRVw (ORCPT ); Fri, 11 Jan 2019 12:21:52 -0500 Received: from mail-wr1-f68.google.com ([209.85.221.68]:34320 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731481AbfAKRVv (ORCPT ); Fri, 11 Jan 2019 12:21:51 -0500 Received: by mail-wr1-f68.google.com with SMTP id j2so16082156wrw.1 for ; Fri, 11 Jan 2019 09:21:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=OQntVF2/bk1rgld5/bEFikPpbtRSdjHYK/hVaJqDrb4=; b=ZqWKruDoW+J+Ip44e2nSxWkwlREHDU8lp0MVmydauHfccYKIokrxgEujmppFHqUAqC y2LJbKl38mKTiAEkFP/Ms5hdV5PCjWUFZDIRrLlyCKV4NQ/+EleIClB90nqytxl12t+Y cRtDwe2i4carz3HtxdPU2Wb0l/5HjioMelaBi3MKXXAZvYUlHC1aenarip0bx56vvYmm jzvLFLh+dROqM2ulLCZ8KhMwG1uG2XxLO8h1KX7JCSOF6XGD3ICahbxU+QkVyha4vHz5 jLxdSFpK77Aw70dPcV0tpwe1b8OtxaAn/FbNwqaMSBtwGP+k39+vm39fbwe1xmIeFT79 BhMg== 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:mime-version :content-transfer-encoding; bh=OQntVF2/bk1rgld5/bEFikPpbtRSdjHYK/hVaJqDrb4=; b=XC9qbjHzuXPLpeXaskv1+9cZiBBPT7kWtnn9kiG1dvwpRNjSYn8cPcXUc4fPYo3XL3 XyuWdsxwjPkHMgWExcEw9iyokVVP1fmmQEWxBGMasdK1NHoAnVifsfbNgECytTuEXLAa 8NgpwEAkQMs7W9eHl6bHyk2/lejs7UxYZFgASC8Oy9K8uTnqb/sAyLZVA31pHld8HSVE HBKHps6klgUwtL5JPHI27Kg08Dh0FPs6vV2NGaMoKxaggHyrL6UGYs6jsySxsfkZv1od C8TX8TiERCB0GZSr7mXBz47rn9nG60B7n7h0NoxUtwfsvseAmBeZ//dvD24m0gCzO50P 6Gww== X-Gm-Message-State: AJcUukf+m9wym/5ejWlwMm9YBjTqg98Rx6xFpl8HJeG7kx7yafgpErxS fZohO7EVazOopU0yMJpqRq+9ub36kghL+Q== X-Google-Smtp-Source: ALg8bN571A1SecWwIB/aXwjhDOUXWCNsWqPrpJk8vt3h4PZNU1y9RN7dvcG7lEyyGdCi0L0K50SRsw== X-Received: by 2002:adf:97d1:: with SMTP id t17mr14424248wrb.283.1547227309639; Fri, 11 Jan 2019 09:21:49 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id o16sm78534408wrn.11.2019.01.11.09.21.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 11 Jan 2019 09:21:48 -0800 (PST) From: Bartosz Golaszewski To: Sekhar Nori , Kevin Hilman , Daniel Lezcano , Rob Herring , Mark Rutland , Thomas Gleixner Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH 00/17] ARM: davinci: modernize the timer support Date: Fri, 11 Jan 2019 18:21:17 +0100 Message-Id: <20190111172134.30147-1-brgl@bgdev.pl> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bartosz Golaszewski This series removes the legacy timer code from mach-davinci in favor of a new clocksource driver it introduces. The first patch fixes a device tree bug that's been around for a while. Unfortunately any systems shipped with the buggy device will stop booting once they switch to the new clocksource driver. Patch 2 adds a new clocksource driver for davinci. Patch 3 enables the new driver for device-tree based systems. Patches 4-9 add a WARN() to the machine code of all davinci boards which is triggered if clk_get() for the timer clock fails. This is needed as the new driver expects the clock to be functional and doesn't check it. Patches 10-11 and 13-16 switch the board files to using the new clocksource driver while patch 12 moves some necessary defines to a different place since we'll be removing the file that contains them. Patch 17 removes legacy timer code. Bartosz Golaszewski (17): ARM: dts: da850: fix interrupt numbers for clocksource clocksource: davinci-timer: new driver ARM: davinci: enable the clocksource driver for DT mode ARM: davinci: da850: WARN() if clk_get() fails ARM: davinci: da830: WARN() if clk_get() fails ARM: davinci: dm355: WARN() if clk_get() fails ARM: davinci: dm365: WARN() if clk_get() fails ARM: davinci: dm644x: WARN() if clk_get() fails ARM: davinci: dm646x: WARN() if clk_get() fails ARM: davinci: da850: switch to using the clocksource driver ARM: davinci: da830: switch to using the clocksource driver ARM: davinci: move timer definitions to davinci.h ARM: davinci: dm355: switch to using the clocksource driver ARM: davinci: dm365: switch to using the clocksource driver ARM: davinci: dm644x: switch to using the clocksource driver ARM: davinci: dm646x: switch to using the clocksource driver ARM: davinci: remove legacy timer support arch/arm/Kconfig | 1 + arch/arm/boot/dts/da850.dtsi | 2 +- arch/arm/mach-davinci/Makefile | 3 +- arch/arm/mach-davinci/da830.c | 57 +-- arch/arm/mach-davinci/da850.c | 57 ++- arch/arm/mach-davinci/davinci.h | 3 + arch/arm/mach-davinci/devices-da8xx.c | 1 - arch/arm/mach-davinci/devices.c | 19 - arch/arm/mach-davinci/dm355.c | 37 +- arch/arm/mach-davinci/dm365.c | 31 +- arch/arm/mach-davinci/dm644x.c | 37 +- arch/arm/mach-davinci/dm646x.c | 37 +- arch/arm/mach-davinci/include/mach/common.h | 17 - arch/arm/mach-davinci/include/mach/time.h | 35 -- arch/arm/mach-davinci/time.c | 414 ------------------- drivers/clocksource/Kconfig | 5 + drivers/clocksource/Makefile | 1 + drivers/clocksource/timer-davinci.c | 415 ++++++++++++++++++++ include/clocksource/timer-davinci.h | 35 ++ 19 files changed, 611 insertions(+), 596 deletions(-) delete mode 100644 arch/arm/mach-davinci/include/mach/time.h delete mode 100644 arch/arm/mach-davinci/time.c create mode 100644 drivers/clocksource/timer-davinci.c create mode 100644 include/clocksource/timer-davinci.h -- 2.19.1