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From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Yingjoe Chen <yingjoe.chen@mediatek.com>
Cc: Daniel Kurtz <djkurtz@chromium.org>,
	Stephen Boyd <sboyd@codeaurora.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	James Liao <jamesjj.liao@mediatek.com>,
	Russell King <linux@arm.linux.org.uk>,
	srv_heupstream <srv_heupstream@mediatek.com>,
	Arnd Bergmann <arnd@arndb.de>,
	"open list:OPEN FIRMWARE AND..." <devicetree@vger.kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Michael Turquette <mturquette@baylibre.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Olof Johansson <olof@lixom.net>, Rob Herring <robh+dt@kernel.org>,
	linux-mediatek@lists.infradead.org,
	Sascha Hauer <kernel@pengutronix.de>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	linux-clk@vger.kernel.org,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 1/5] clocksource: mediatek: do not enable GPT_CLK_EVT when setup
Date: Mon, 24 Aug 2015 09:51:11 +0200	[thread overview]
Message-ID: <55DACCEF.8040004@linaro.org> (raw)
In-Reply-To: <1440167950.20169.29.camel@mtksdaap41>

On 08/21/2015 04:39 PM, Yingjoe Chen wrote:

[ ... ]

>>    - Does the spurious interrupt occurs *every* time ? at each boot ?
>
> Yes. If you applied this series to enable mtk timer without this fix on
> mt8173 or mt8135 you can reproduce it. It occurs for every boot.
>
> It crash before uart driver is ready, so you'll have to use earlycon to
> see the crash log.

Can you give me the earlycon params ?

Thanks.

  -- Daniel

-- 
  <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog


WARNING: multiple messages have this Message-ID (diff)
From: Daniel Lezcano <daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Yingjoe Chen <yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
Cc: Daniel Kurtz <djkurtz-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
	Stephen Boyd <sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
	James Liao <jamesjj.liao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
	Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
	srv_heupstream
	<srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>,
	Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
	"open list:OPEN FIRMWARE AND..."
	<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
	Michael Turquette
	<mturquette-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	Matthias Brugger
	<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
	<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH v2 1/5] clocksource: mediatek: do not enable GPT_CLK_EVT when setup
Date: Mon, 24 Aug 2015 09:51:11 +0200	[thread overview]
Message-ID: <55DACCEF.8040004@linaro.org> (raw)
In-Reply-To: <1440167950.20169.29.camel@mtksdaap41>

On 08/21/2015 04:39 PM, Yingjoe Chen wrote:

[ ... ]

>>    - Does the spurious interrupt occurs *every* time ? at each boot ?
>
> Yes. If you applied this series to enable mtk timer without this fix on
> mt8173 or mt8135 you can reproduce it. It occurs for every boot.
>
> It crash before uart driver is ready, so you'll have to use earlycon to
> see the crash log.

Can you give me the earlycon params ?

Thanks.

  -- Daniel

-- 
  <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog

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WARNING: multiple messages have this Message-ID (diff)
From: daniel.lezcano@linaro.org (Daniel Lezcano)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/5] clocksource: mediatek: do not enable GPT_CLK_EVT when setup
Date: Mon, 24 Aug 2015 09:51:11 +0200	[thread overview]
Message-ID: <55DACCEF.8040004@linaro.org> (raw)
In-Reply-To: <1440167950.20169.29.camel@mtksdaap41>

On 08/21/2015 04:39 PM, Yingjoe Chen wrote:

[ ... ]

>>    - Does the spurious interrupt occurs *every* time ? at each boot ?
>
> Yes. If you applied this series to enable mtk timer without this fix on
> mt8173 or mt8135 you can reproduce it. It occurs for every boot.
>
> It crash before uart driver is ready, so you'll have to use earlycon to
> see the crash log.

Can you give me the earlycon params ?

Thanks.

  -- Daniel

-- 
  <http://www.linaro.org/> Linaro.org ? Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog

  reply	other threads:[~2015-08-24  7:51 UTC|newest]

Thread overview: 111+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-13  9:32 [PATCH 0/5] add GPT timer support for mt8173 Yingjoe Chen
2015-07-13  9:32 ` Yingjoe Chen
2015-07-13  9:32 ` Yingjoe Chen
2015-07-13  9:32 ` [PATCH 1/5] clocksource: mediatek: do not enable GPT_CLK_EVT when setup Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-14  7:39   ` Daniel Kurtz
2015-07-14  7:39     ` Daniel Kurtz
2015-07-22  8:14     ` [PATCH v2 " Yingjoe Chen
2015-07-22  8:14       ` Yingjoe Chen
2015-07-22  8:14       ` Yingjoe Chen
2015-07-31  3:14       ` Yingjoe Chen
2015-07-31  3:14         ` Yingjoe Chen
2015-07-31  3:14         ` Yingjoe Chen
2015-08-13  8:35       ` Daniel Lezcano
2015-08-13  8:35         ` Daniel Lezcano
2015-08-17 14:10         ` Yingjoe Chen
2015-08-17 14:10           ` Yingjoe Chen
2015-08-17 14:10           ` Yingjoe Chen
2015-08-20 14:28           ` Daniel Lezcano
2015-08-20 14:28             ` Daniel Lezcano
2015-08-21 14:39             ` Yingjoe Chen
2015-08-21 14:39               ` Yingjoe Chen
2015-08-21 14:39               ` Yingjoe Chen
2015-08-24  7:51               ` Daniel Lezcano [this message]
2015-08-24  7:51                 ` Daniel Lezcano
2015-08-24  7:51                 ` Daniel Lezcano
2015-08-24 14:22                 ` Yingjoe Chen
2015-08-24 14:22                   ` Yingjoe Chen
2015-08-24 14:22                   ` Yingjoe Chen
2015-08-24 13:30               ` [PATCH] clockevents/drivers/mtk: Fix spurious interrupt leading to crash Daniel Lezcano
2015-08-24 13:30                 ` Daniel Lezcano
2015-08-24 13:30                 ` Daniel Lezcano
2015-08-24 14:35                 ` Yingjoe Chen
2015-08-24 14:35                   ` Yingjoe Chen
2015-08-24 14:35                   ` Yingjoe Chen
2015-08-24 21:57                   ` [PATCH V2] " Daniel Lezcano
2015-08-24 21:57                     ` Daniel Lezcano
2015-08-24 21:57                     ` Daniel Lezcano
2015-08-25 13:21                     ` Yingjoe Chen
2015-08-25 13:21                       ` Yingjoe Chen
2015-08-25 13:21                       ` Yingjoe Chen
2015-08-26 14:25                       ` Daniel Lezcano
2015-08-26 14:25                         ` Daniel Lezcano
2015-09-04  7:15                         ` Yingjoe Chen
2015-09-04  7:15                           ` Yingjoe Chen
2015-09-04  7:15                           ` Yingjoe Chen
2015-09-04  7:36                           ` Daniel Lezcano
2015-09-04  7:36                             ` Daniel Lezcano
2015-10-27 11:11                         ` Matthias Brugger
2015-10-27 11:11                           ` Matthias Brugger
     [not found]                           ` <562F5BE9.30200-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-10-27 11:23                             ` Daniel Lezcano
2015-10-27 11:23                               ` Daniel Lezcano
2015-10-27 11:23                               ` Daniel Lezcano
2015-10-27 11:47                               ` Daniel Lezcano
2015-10-27 11:47                                 ` Daniel Lezcano
2015-07-22  8:24     ` [PATCH 1/5] clocksource: mediatek: do not enable GPT_CLK_EVT when setup Yingjoe Chen
2015-07-22  8:24       ` Yingjoe Chen
2015-07-22  8:24       ` Yingjoe Chen
2015-07-17 21:56   ` Matthias Brugger
2015-07-17 21:56     ` Matthias Brugger
2015-07-17 21:56     ` Matthias Brugger
2015-07-13  9:32 ` [PATCH 2/5] clocksource: mediatek: Use GPT as sched clock source Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-14  0:40   ` Stephen Boyd
2015-07-14  0:40     ` Stephen Boyd
2015-07-14  0:40     ` Stephen Boyd
2015-07-17 21:49   ` Matthias Brugger
2015-07-17 21:49     ` Matthias Brugger
2015-07-17 21:49     ` Matthias Brugger
2015-07-13  9:32 ` [PATCH 3/5] arm64: mediatek: enable MTK_TIMER Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-17 21:54   ` Matthias Brugger
2015-07-17 21:54     ` Matthias Brugger
2015-07-18  7:31     ` Thomas Gleixner
2015-07-18  7:31       ` Thomas Gleixner
2015-07-18  7:31       ` Thomas Gleixner
2015-07-21  7:52       ` Matthias Brugger
2015-07-21  7:52         ` Matthias Brugger
2015-07-21  7:52         ` Matthias Brugger
2015-07-13  9:32 ` [PATCH 4/5] clk: mediatek: add 13mhz clock for MT8173 Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-14  0:40   ` Stephen Boyd
2015-07-14  0:40     ` Stephen Boyd
2015-07-14  0:40     ` Stephen Boyd
2015-07-14  7:34   ` Daniel Kurtz
2015-07-14  7:34     ` Daniel Kurtz
2015-07-14  7:34     ` Daniel Kurtz
2015-07-13  9:32 ` [PATCH 5/5] arm64: dts: mt8173: add timer node Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-13  9:32   ` Yingjoe Chen
2015-07-14  4:26   ` Daniel Kurtz
2015-07-14  4:26     ` Daniel Kurtz
2015-07-14  4:27     ` Daniel Kurtz
2015-07-14  4:27       ` Daniel Kurtz
2015-07-14  4:27       ` Daniel Kurtz
2015-08-11 15:54 ` [PATCH 0/5] add GPT timer support for mt8173 Daniel Kurtz
2015-08-11 15:54   ` Daniel Kurtz
2015-08-12 12:32   ` Daniel Lezcano
2015-08-12 12:32     ` Daniel Lezcano
2015-08-13  4:49     ` Daniel Kurtz
2015-08-13  4:49       ` Daniel Kurtz
2015-08-13  4:49       ` Daniel Kurtz
2015-08-26  7:37 ` Daniel Lezcano
2015-08-26  7:37   ` Daniel Lezcano
2015-08-26 14:10   ` Yingjoe Chen
2015-08-26 14:10     ` Yingjoe Chen
2015-08-26 14:10     ` Yingjoe Chen

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