From patchwork Mon May 5 16:26:58 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhilash Kesavan X-Patchwork-Id: 4115981 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id B6A339F1E1 for ; Mon, 5 May 2014 16:30:46 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DB45F20251 for ; Mon, 5 May 2014 16:30:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E29122020F for ; Mon, 5 May 2014 16:30:44 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WhLkB-0004YV-RG; Mon, 05 May 2014 16:27:55 +0000 Received: from mail-pd0-x235.google.com ([2607:f8b0:400e:c02::235]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WhLk9-0004IW-CC for linux-arm-kernel@lists.infradead.org; Mon, 05 May 2014 16:27:53 +0000 Received: by mail-pd0-f181.google.com with SMTP id w10so6882404pde.12 for ; Mon, 05 May 2014 09:27:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=8TQyDINu7uJjum1jg9C2CzPcYGrZ+9E+/s5UCNfVQVA=; b=HvXndIMA7JD/fhUZdoOVW4AeJD2LwzsCLO+Fjs5Oh2SJ4dOJ1UgYtDo/0bqt5FoSgD kb2+DEluitWomf5YWXAaw9j4IVZUAYmn63tRyPVa/aI95iujhQlLnDe+Uc8AHUsh0xIJ U1uYNrfK5uMMExj8fgqdIA2shutGFER6F/gLk14pyVCkCqmXCvwaYYHdBeO+PSdKJ0eg RqLqtMay7krYbBhFP9Yazp0CUbhS1uoukvwPqcQ8jR83QDVsrh5tDN59Z2E0k1Vbsu9l 85Xdnpsu31UAw69UVMcoQAsVUbMdDSo69+KbmZM158mesRZt3/Pq3Lb1afbxzj718slt h6Qw== X-Received: by 10.66.141.165 with SMTP id rp5mr74099038pab.90.1399307252075; Mon, 05 May 2014 09:27:32 -0700 (PDT) Received: from localhost.localdomain ([122.171.76.161]) by mx.google.com with ESMTPSA id f5sm74977298pat.11.2014.05.05.09.27.24 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 05 May 2014 09:27:31 -0700 (PDT) From: Abhilash Kesavan To: nicolas.pitre@linaro.org, Dave.Martin@arm.com, lorenzo.pieralisi@arm.com, daniel.lezcano@linaro.org, linux-arm-kernel@lists.infradead.org, kgene.kim@samsung.com, t.figa@samsung.com, abrestic@chromium.org, thomas.ab@samsung.com, inderpal.s@samsung.com Subject: [PATCH v5 2/5] ARM: EXYNOS: use generic exynos cpu power control functions Date: Mon, 5 May 2014 21:56:58 +0530 Message-Id: <1399307221-8659-3-git-send-email-a.kesavan@samsung.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1399307221-8659-1-git-send-email-a.kesavan@samsung.com> References: <1399307221-8659-1-git-send-email-a.kesavan@samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140505_092753_432226_248A6EB9 X-CRM114-Status: GOOD ( 12.36 ) X-Spam-Score: 0.0 (/) Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, kesavan.abhilash@gmail.com, linux-samsung-soc@vger.kernel.org, arnd@arndb.de, will.deacon@arm.com, robh+dt@kernel.org, grant.likely@linaro.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Leela Krishna Amudala Use generic exynos cpu power control functions to power up/down and to know the status of the cpu. Signed-off-by: Leela Krishna Amudala --- arch/arm/mach-exynos/platsmp.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 0aac032..d442a66 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -130,15 +130,12 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) */ write_pen_release(phys_cpu); - if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) { - __raw_writel(S5P_CORE_LOCAL_PWR_EN, - S5P_ARM_CORE1_CONFIGURATION); - + if (!exynos_cpu_power_state(cpu)) { + exynos_cpu_powerup(cpu); timeout = 10; /* wait max 10 ms until cpu1 is on */ - while ((__raw_readl(S5P_ARM_CORE1_STATUS) - & S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) { + while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN) { if (timeout-- == 0) break;