From patchwork Tue Mar 27 09:29:18 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kever Yang X-Patchwork-Id: 891499 X-Patchwork-Delegate: philipp.tomsich@theobroma-systems.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.denx.de (client-ip=81.169.180.215; helo=lists.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=rock-chips.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="Y8+EWzh/"; dkim-atps=neutral Received: from lists.denx.de (dione.denx.de [81.169.180.215]) by ozlabs.org (Postfix) with ESMTP id 409RCy1Nndz9s1S for ; Tue, 27 Mar 2018 20:53:34 +1100 (AEDT) Received: by lists.denx.de (Postfix, from userid 105) id C9F6CC21FE2; Tue, 27 Mar 2018 09:40:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lists.denx.de X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=RCVD_IN_DNSWL_BLOCKED, RCVD_IN_MSPIKE_H2, T_DKIM_INVALID autolearn=unavailable autolearn_force=no version=3.4.0 Received: from lists.denx.de (localhost [IPv6:::1]) by lists.denx.de (Postfix) with ESMTP id 2D3D1C22047; Tue, 27 Mar 2018 09:33:54 +0000 (UTC) Received: by lists.denx.de (Postfix, from userid 105) id ACFAAC21F79; Tue, 27 Mar 2018 09:30:59 +0000 (UTC) Received: from mail-pf0-f196.google.com (mail-pf0-f196.google.com [209.85.192.196]) by lists.denx.de (Postfix) with ESMTPS id 5EE57C21FB5 for ; Tue, 27 Mar 2018 09:30:56 +0000 (UTC) Received: by mail-pf0-f196.google.com with SMTP id g14so2117393pfh.3 for ; Tue, 27 Mar 2018 02:30:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=8XTa5VINQPSIiriHHieEHpxHgwaygQH/a006349lCI4=; b=Y8+EWzh/ZyLrGsZwAeUVEPMNqHXKbnBAXkGsvgqz4b5lT3+bsSTktt4Q5Wc0hAmslA Q7l52My3K3GF+FmxxVKmYyAL3C0x0OSJ5lIywJf3IuZAsPVNqEaY0RcDVTYMf+UWZlt8 Ucmj5eTdRUodOUqdDQvjQCVEUeHvN2xK7fFwET13VFbRnFL2lRqcAm3E3/FX4gpw6FwJ xh0GPemk/yICWvHBmxFoTrohZ+CpNlRsG+MUAVYGTQ0WqbdHMrFT679rDSW5dZQ81DqA w80y3O9hrnbrEeI+CTxrpA/Zyj0MZyc8yGXAe7E06uXhYA3OsuwAALNPMJYRrhQYzY6j 1+Og== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=8XTa5VINQPSIiriHHieEHpxHgwaygQH/a006349lCI4=; b=CIbbs77Djl5Ebl1NvESQZQbXfLHWBrNyZf6QooYETLAVs9BpDlXCQETYYJEdv0FD4x 4sXjnGOzU2RyVeQ1MgujVMwh4x/WNJ63r8uoa5zKMRSLBBdOjHJspV7WY0rZGuehepxz HpAQZftQLuSn+ErbkfcQjNNQNUDAeOzZ3HkOhE42EtQ96Qhsv41SuRRc2ub+K654iHp0 2NCiUvTFe6ZTDui+K0AcQDzfIlaJH6s3SzN9Z2efC2g7jRMYZJ/HHdg0JIJPXd6gs7Ou y0pi8InlvtSNP7zdeHa7NnWfWqDQ5p5IXHqZi3qiXsAR2O0nkwDJ7xkYETSXbtwZkE0s +PVw== X-Gm-Message-State: AElRT7E8JIjo5MWOXBIF7oS4XxWcE4IHiwCFi4bLcAThByTh/7+OaUit 9bm2OTHitEg8Jfv6L5TkbUkGlQ== X-Google-Smtp-Source: AG47ELvDjXVadYbxPLSZ0oP/sWtBq8GufHquRdNzNvtdwGCA/KEHDqKFoGzAM0Q8fsIqf+HuqsHSEQ== X-Received: by 10.99.104.9 with SMTP id d9mr19202901pgc.304.1522143054662; Tue, 27 Mar 2018 02:30:54 -0700 (PDT) Received: from localhost.localdomain ([103.29.142.67]) by smtp.gmail.com with ESMTPSA id j83sm2171561pfj.18.2018.03.27.02.30.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 27 Mar 2018 02:30:53 -0700 (PDT) From: Kever Yang To: u-boot@lists.denx.de Date: Tue, 27 Mar 2018 17:29:18 +0800 Message-Id: <1522142971-20739-25-git-send-email-kever.yang@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1522142971-20739-1-git-send-email-kever.yang@rock-chips.com> References: <1522142971-20739-1-git-send-email-kever.yang@rock-chips.com> Subject: [U-Boot] [PATCH 24/36] armv8: add timer_get_boot_us() for generic timer X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" We need timer_get_boot_us() for boot stage if we use generic timer only. Signed-off-by: Kever Yang Acked-by: Philipp Tomsich --- arch/arm/cpu/armv8/generic_timer.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/cpu/armv8/generic_timer.c b/arch/arm/cpu/armv8/generic_timer.c index a2dda33..d96217e 100644 --- a/arch/arm/cpu/armv8/generic_timer.c +++ b/arch/arm/cpu/armv8/generic_timer.c @@ -7,6 +7,7 @@ #include #include +#include #include DECLARE_GLOBAL_DATA_PTR; @@ -52,6 +53,11 @@ uint64_t get_ticks(void) return ticks; } +ulong timer_get_boot_us(void) +{ + return lldiv(get_ticks(), CONFIG_SYS_HZ_CLOCK / (CONFIG_SYS_HZ * 1000)); +} + unsigned long usec2ticks(unsigned long usec) { ulong ticks;