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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 E1AAFC38A30 for ; Sun, 19 Apr 2020 17:08:37 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 8A88D206E9 for ; Sun, 19 Apr 2020 17:08:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="igp9Rt5c" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8A88D206E9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=SWLNU56UYBP3x8ev3JYrAnOuBPxOHmsQ8+PtOB6CUy4=; b=igp9Rt5cshXU/S TzpeYsG4ic3Xqz0vlntHdh8o81i34tg3jDpAwhm1Omhn463vcPX7gIdag6C/gZq2Y3dRTjOoqp8R2 fTnF7btt2QUEUQydvytzncgitEzzqz0/UG4xauMAR5OHy60dXTu1K+Z5mEX0DpH7ZDg5j5YtbOktt rBh//ozdx90vGslESoicZHEppImIbLVt8V84IxyCISrvbmuNvOScXpQe55bovKqZS8Gx8mCZQbzrs JzTVIr929CZof/Yo5JRamYP4wr4lE9Lf+N9w/SpuQaD301me9J+i9oMCOpiihlvc+kolJ7tJRMvgV zishH5ldRPMq6UIAeYeQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jQDQq-0001ug-0O; Sun, 19 Apr 2020 17:08:36 +0000 Received: from mail-oi1-f194.google.com ([209.85.167.194]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jQDQV-0001gI-8E for linux-arm-kernel@lists.infradead.org; Sun, 19 Apr 2020 17:08:16 +0000 Received: by mail-oi1-f194.google.com with SMTP id d7so6749598oif.9 for ; Sun, 19 Apr 2020 10:08:14 -0700 (PDT) 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=7u0a7x6gVwqXn6aqvyWZupXMzL8Fz9JGwbGpr6xl9qw=; b=Edpv1/dlrXYlmfP9jvNYvdIutniR0zI52WzRCbh64gmy4OOHkN6Q11oaLxyIvLwTXg TQAulPzbzTG6QH7yLxfQ/buxDSEUj6DumrcuguO1LtEFMzWCEqvBrwb28EwVW3IbtolU JbtJmVad5rWkMYC4AmhjOQX//xFsZDtzwqlur8Cwa9kAIAi3169IJQdDUUrPAcWtXpwJ M8rNi6C6ZqwzFImy5385lI4nHAQ1nemK87ev9pW/TV9IK9dMKbBpBS/2QsTeJp+Oxihy iGiQWR+utpZMcg6pKRdX5a4IyKkWWv1q11zHxqs3+TpgJZwtqXYowyjFZDfsG5nQWvWe 1cnw== X-Gm-Message-State: AGi0PubzwGzbcdMCClDgSjLhhvihL4YEun7Fiy88qvBQquKf7rYMKxAj BlhZojY5cAaV9+fM0ZJUdw== X-Google-Smtp-Source: APiQypIylm12TEGbRXZrDBPw2xjm/2k4Np+huyFbHSGpX+YqkB9/f2+MfTS6wgL2Gcpce4PpGiVy8w== X-Received: by 2002:a05:6808:a91:: with SMTP id q17mr7982316oij.102.1587316093748; Sun, 19 Apr 2020 10:08:13 -0700 (PDT) Received: from xps15.herring.priv (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.googlemail.com with ESMTPSA id u205sm9661938oia.37.2020.04.19.10.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Apr 2020 10:08:13 -0700 (PDT) From: Rob Herring To: Linus Walleij , Liviu Dudau , Lorenzo Pieralisi , Sudeep Holla Subject: [PATCH 01/17] ARM: vexpress: Move vexpress_flags_set() into arch code Date: Sun, 19 Apr 2020 12:07:54 -0500 Message-Id: <20200419170810.5738-2-robh@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200419170810.5738-1-robh@kernel.org> References: <20200419170810.5738-1-robh@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200419_100815_288783_1B3BAD06 X-CRM114-Status: GOOD ( 16.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , linux-pm@vger.kernel.org, Stephen Boyd , Catalin Marinas , Kevin Brodsky , Sebastian Reichel , Will Deacon , Greg Kroah-Hartman , Lee Jones , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org vexpress_flags_set() is only used by the platform SMP related code and has nothing to do with the vexpress-sysreg MFD driver other than both access the same h/w block. It's also only needed for 32-bit systems and must be built-in for them. Let's move vexpress_flags_set() closer to where it is being used. This will allow for vexpress-sysreg to be built as a module. Cc: Liviu Dudau Cc: Sudeep Holla Cc: Lorenzo Pieralisi Cc: Linus Walleij Cc: Lee Jones Signed-off-by: Rob Herring --- arch/arm/mach-vexpress/Kconfig | 1 - arch/arm/mach-vexpress/core.h | 1 + arch/arm/mach-vexpress/dcscb.c | 1 + arch/arm/mach-vexpress/v2m.c | 23 +++++++++++++++++++++++ drivers/mfd/vexpress-sysreg.c | 19 ------------------- include/linux/vexpress.h | 4 ---- 6 files changed, 25 insertions(+), 24 deletions(-) diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index 726a68085c3b..18951cd20d9d 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -22,7 +22,6 @@ menuconfig ARCH_VEXPRESS select REGULATOR_FIXED_VOLTAGE if REGULATOR select VEXPRESS_CONFIG select VEXPRESS_SYSCFG - select MFD_VEXPRESS_SYSREG help This option enables support for systems using Cortex processor based ARM core and logic (FPGA) tiles on the Versatile Express motherboard, diff --git a/arch/arm/mach-vexpress/core.h b/arch/arm/mach-vexpress/core.h index f4a7519084f1..bda78675c55d 100644 --- a/arch/arm/mach-vexpress/core.h +++ b/arch/arm/mach-vexpress/core.h @@ -1,3 +1,4 @@ bool vexpress_smp_init_ops(void); +void vexpress_flags_set(u32 data); extern const struct smp_operations vexpress_smp_dt_ops; diff --git a/arch/arm/mach-vexpress/dcscb.c b/arch/arm/mach-vexpress/dcscb.c index 46a903c88c6a..a0554d7d04f7 100644 --- a/arch/arm/mach-vexpress/dcscb.c +++ b/arch/arm/mach-vexpress/dcscb.c @@ -20,6 +20,7 @@ #include #include +#include "core.h" #define RST_HOLD0 0x0 #define RST_HOLD1 0x4 diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c index 95886b3bb9dd..ffe7c7a85ae9 100644 --- a/arch/arm/mach-vexpress/v2m.c +++ b/arch/arm/mach-vexpress/v2m.c @@ -1,8 +1,31 @@ // SPDX-License-Identifier: GPL-2.0 +#include +#include #include #include "core.h" +#define SYS_FLAGSSET 0x030 +#define SYS_FLAGSCLR 0x034 + +void vexpress_flags_set(u32 data) +{ + static void __iomem *base; + + if (!base) { + struct device_node *node = of_find_compatible_node(NULL, NULL, + "arm,vexpress-sysreg"); + + base = of_iomap(node, 0); + } + + if (WARN_ON(!base)) + return; + + writel(~0, base + SYS_FLAGSCLR); + writel(data, base + SYS_FLAGSSET); +} + static const char * const v2m_dt_match[] __initconst = { "arm,vexpress", NULL, diff --git a/drivers/mfd/vexpress-sysreg.c b/drivers/mfd/vexpress-sysreg.c index c68ff56dbdb1..0b9cc67706c7 100644 --- a/drivers/mfd/vexpress-sysreg.c +++ b/drivers/mfd/vexpress-sysreg.c @@ -8,7 +8,6 @@ #include #include #include -#include #include #include #include @@ -42,24 +41,6 @@ #define SYS_MISC_MASTERSITE (1 << 14) -void vexpress_flags_set(u32 data) -{ - static void __iomem *base; - - if (!base) { - struct device_node *node = of_find_compatible_node(NULL, NULL, - "arm,vexpress-sysreg"); - - base = of_iomap(node, 0); - } - - if (WARN_ON(!base)) - return; - - writel(~0, base + SYS_FLAGSCLR); - writel(data, base + SYS_FLAGSSET); -} - /* The sysreg block is just a random collection of various functions... */ static struct syscon_platform_data vexpress_sysreg_sys_id_pdata = { diff --git a/include/linux/vexpress.h b/include/linux/vexpress.h index 0e130b5077a5..2ec7992b054c 100644 --- a/include/linux/vexpress.h +++ b/include/linux/vexpress.h @@ -40,8 +40,4 @@ struct device *vexpress_config_bridge_register(struct device *parent, struct regmap *devm_regmap_init_vexpress_config(struct device *dev); -/* Platform control */ - -void vexpress_flags_set(u32 data); - #endif -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel