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[209.132.180.67]) by mx.google.com with ESMTP id 5-v6si9106266plc.203.2018.05.14.01.57.27; Mon, 14 May 2018 01:57:27 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-omap-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org header.s=google header.b=W92MFS1W; spf=pass (google.com: best guess record for domain of linux-omap-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-omap-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752402AbeENI5Z (ORCPT + 5 others); Mon, 14 May 2018 04:57:25 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:35905 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752384AbeENI5X (ORCPT ); Mon, 14 May 2018 04:57:23 -0400 Received: by mail-pf0-f194.google.com with SMTP id w129-v6so5693365pfd.3 for ; Mon, 14 May 2018 01:57:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :in-reply-to:references; bh=8amEPfYJHI7TtKp1hNI+LYrHxqnx9lRqWmjNtNhRjpI=; b=W92MFS1W6eJtyRhcwAA2RRxegjesV1rp4xyLBjtwSWiRBX54z29PqUnsY6uVmvNljb 6iij3/XwQJMmSfv6o+GJl6RTXcFy2JDnly4bCfW4uDrVJdURsx/ovVa/DkOi7Ecjzhhi jIkz6PRayCVoT/wWQXtcMaZadOJ6RDztvebCA= 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:in-reply-to:references; bh=8amEPfYJHI7TtKp1hNI+LYrHxqnx9lRqWmjNtNhRjpI=; b=s+8dxBzEP7/NiFcMd1FdDA9rP1Q+jjxNYmx9qYw0Tu/eQVQQhLYxoBn7t21vPWwEGZ bhBK+0s4iBswYaVNGExBKFLBs+GikRm3j3jEj6RvDdqJBIXeyfJ4wdmcHhy4yIecygJn HiVDG7qakYJmhLxqxK9sGthiE+pEGgzFWF6ChYGvll+1+Xodwq6zsPIITDz0QM8cchv6 BzBtrr5OdLaXlauhk/QH/xQnmaJzdIh9+B5cibeY8I7C4rZDe9Lo3SRMsmgAVHD+hqfQ BsD23a9rnqkIKPIibPWpXQ1dIeoAE2tHlTbjaAVC/aU4fa28MSEyewdLl/LW3t5zfIpO eoxA== X-Gm-Message-State: ALKqPwcctaF7n4MU2rIAYzUUF03uabPTTUZSLEHem+5m6jmkUHBXx2sc FGRLG8E28Q+QQCEQ1MIqJBW32g== X-Received: by 2002:a63:9c3:: with SMTP id 186-v6mr6770775pgj.357.1526288242779; Mon, 14 May 2018 01:57:22 -0700 (PDT) Received: from baolinwangubtpc.spreadtrum.com ([117.18.48.102]) by smtp.gmail.com with ESMTPSA id x71-v6sm23308158pfe.47.2018.05.14.01.57.13 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 14 May 2018 01:57:22 -0700 (PDT) From: Baolin Wang To: tglx@linutronix.de, john.stultz@linaro.org, daniel.lezcano@linaro.org, arnd@arndb.de, tony@atomide.com, aaro.koskinen@iki.fi, linux@armlinux.org.uk, mark.rutland@arm.com, marc.zyngier@arm.com Cc: baolin.wang@linaro.org, broonie@kernel.org, paulmck@linux.vnet.ibm.com, mlichvar@redhat.com, rdunlap@infradead.org, kstewart@linuxfoundation.org, gregkh@linuxfoundation.org, pombredanne@nexb.com, thierry.reding@gmail.com, jonathanh@nvidia.com, heiko@sntech.de, linus.walleij@linaro.org, viresh.kumar@linaro.org, mingo@kernel.org, hpa@zytor.com, peterz@infradead.org, douly.fnst@cn.fujitsu.com, len.brown@intel.com, rajvi.jingar@intel.com, alexandre.belloni@bootlin.com, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org Subject: [RFC PATCH 08/10] clocksource: time-pistachio: Register the persistent clock Date: Mon, 14 May 2018 16:55:34 +0800 Message-Id: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: In-Reply-To: References: Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Since the timer on pistachio platform is always available, we can register it as one persistent clock to compensate the suspend time for the OS time. Signed-off-by: Baolin Wang --- drivers/clocksource/Kconfig | 1 + drivers/clocksource/time-pistachio.c | 3 +++ 2 files changed, 4 insertions(+) -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index ed19757..b45be75 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -255,6 +255,7 @@ config CLKSRC_PISTACHIO bool "Clocksource for Pistachio SoC" if COMPILE_TEST depends on HAS_IOMEM select TIMER_OF + select PERSISTENT_CLOCK help Enables the clocksource for the Pistachio SoC. diff --git a/drivers/clocksource/time-pistachio.c b/drivers/clocksource/time-pistachio.c index a2dd85d..5c3eb71 100644 --- a/drivers/clocksource/time-pistachio.c +++ b/drivers/clocksource/time-pistachio.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -212,6 +213,8 @@ static int __init pistachio_clksrc_of_init(struct device_node *node) raw_spin_lock_init(&pcs_gpt.lock); sched_clock_register(pistachio_read_sched_clock, 32, rate); + persistent_clock_init_and_register(pistachio_read_sched_clock, + CLOCKSOURCE_MASK(32), rate, 0); return clocksource_register_hz(&pcs_gpt.cs, rate); } TIMER_OF_DECLARE(pistachio_gptimer, "img,pistachio-gptimer",