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[209.132.180.67]) by mx.google.com with ESMTP id y124-v6si2148447pgb.61.2018.06.13.04.33.54; Wed, 13 Jun 2018 04:33:54 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=DHjcCH44; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935491AbeFMLdx (ORCPT + 30 others); Wed, 13 Jun 2018 07:33:53 -0400 Received: from mail-pg0-f66.google.com ([74.125.83.66]:33936 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935459AbeFMLdu (ORCPT ); Wed, 13 Jun 2018 07:33:50 -0400 Received: by mail-pg0-f66.google.com with SMTP id q4-v6so1152903pgr.1 for ; Wed, 13 Jun 2018 04:33:49 -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=2jKomMyu3aPBvQwHnJ5xi/PxkWHSmOUr0jIrlPwlqUo=; b=DHjcCH44PAE//jlj19ah6Lf6VjIsxwDZljyjvo8mQDpaISZEmORUdgHGSx4ht3wvIo pNE8+itgpZQ4tEBXVSCgOJGMq8RAxczNzXxO4kOtXjs0s0uoyPuMMkwm2LD6nr6tiWdT 1b9HW6mWoxEHvbOSLIhKIRT/00Lf48AZgpap0= 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=2jKomMyu3aPBvQwHnJ5xi/PxkWHSmOUr0jIrlPwlqUo=; b=bhwHpXf9j11tDi0ZwO1VTKW5XVthSmjAvJDc+XMvq4QsEvcRDP9/YoL6qD3qiG1FZ/ zqNEDRRshv4CGjvUS9GWECHao1fLaDwHUqx5rj194cMjxM5bCl7iengk8hBTZayidGYa sDLqkjvxRdHWAO/H1uHV9Kw8OxxyOeELFd1IXVv7gCxCCLsryfed5RlI/pUtLkdfc9dR CzQjl0Vbm4RyqyXKvFntJWbol6BOH5wxN9oFZzJi6l0mOmQw/OE9ZKsQr0yJt9rU7h4m 6eIsg6cY5H62Ttc60rfrN0zWPbXFyOx34hZlfQI+r38DYTXxA1ClaqugXNO8bFlJuokO FuGg== X-Gm-Message-State: APt69E1AjDoq8usrrjZsyat9U/eRkFOHIiNK/xWAtVfB5YV86zzhDi4o gHJiUVWGY6ihAJqOvTgxS+DZhQ== X-Received: by 2002:a63:7707:: with SMTP id s7-v6mr3862017pgc.426.1528889629540; Wed, 13 Jun 2018 04:33:49 -0700 (PDT) Received: from baolinwangubtpc.spreadtrum.com ([117.18.48.102]) by smtp.gmail.com with ESMTPSA id h8-v6sm2745370pgq.35.2018.06.13.04.33.41 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 13 Jun 2018 04:33:49 -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: [PATCH 6/8] clocksource: time-pistachio: Register the persistent clock Date: Wed, 13 Jun 2018 19:32:33 +0800 Message-Id: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 3cd136f..af552ba 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",