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From: Santosh Shilimkar <santosh.shilimkar@ti.com>
To: Paul Walmsley <paul@pwsan.com>
Cc: Rajendra Nayak <rnayak@ti.com>,
	linux-omap@vger.kernel.org, b-cousson@ti.com, khilman@ti.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] OMAP4: clockdomain: Follow recommended enable sequence
Date: Thu, 21 Apr 2011 10:17:32 +0530	[thread overview]
Message-ID: <4DAFB6E4.3080304@ti.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1104201340450.5985@utopia.booyaka.com>

On 4/21/2011 1:12 AM, Paul Walmsley wrote:
>
> Hi Rajendra, Santosh,
>
> just FYI I just observed this happening without the clockdomain patch, and
> tracked this down.  It seems that there is an intermittent
> problem with the OMAP L3 bus code.  On the 35xx BeagleBoard here, it
> occasionally hangs after powerup:
>
> [    0.810119] OMAP GPIO hardware version 2.5
> [    0.815368] OMAP GPIO hardware version 2.5
> [    0.820465] OMAP GPIO hardware version 2.5
> [    0.825531] OMAP GPIO hardware version 2.5
> [    0.830657] OMAP GPIO hardware version 2.5
> [    0.835784] OMAP GPIO hardware version 2.5
> [    0.840881] initcall omap_gpio_drv_reg+0x0/0xc returned 0 after 38146
> usecs
> [    0.848358] calling  bdi_class_init+0x0/0x50 @ 1
> [    0.854003] initcall bdi_class_init+0x0/0x50 returned 0 after 0 usecs
> [    0.860870] calling  kobject_uevent_init+0x0/0x20 @ 1
> [    0.866363] initcall kobject_uevent_init+0x0/0x20 returned 0 after 0
> usecs
> [    0.873626] calling  gpiolib_sysfs_init+0x0/0x98 @ 1
> [    0.885894] initcall gpiolib_sysfs_init+0x0/0x98 returned 0 after 0
> usecs
> [    0.893157] calling  lcd_class_init+0x0/0x58 @ 1
> [    0.898742] initcall lcd_class_init+0x0/0x58 returned 0 after 0 usecs
> [    0.905731] calling  backlight_class_init+0x0/0x70 @ 1
> [    0.911834] initcall backlight_class_init+0x0/0x70 returned 0 after 0
> usecs
> [    0.919219] calling  tty_class_init+0x0/0x3c @ 1
> [    0.924743] initcall tty_class_init+0x0/0x3c returned 0 after 0 usecs
> [    0.931610] calling  vtconsole_class_init+0x0/0xe4 @ 1
> [    0.938812] initcall vtconsole_class_init+0x0/0xe4 returned 0 after
> 7629 usecs
> [    0.946472] calling  wakeup_sources_debugfs_init+0x0/0x3c @ 1
> [    0.952606] initcall wakeup_sources_debugfs_init+0x0/0x3c returned 0
> after 0 usecs
> [    0.960571] calling  spi_init+0x0/0x88 @ 1
> [    0.966247] initcall spi_init+0x0/0x88 returned 0 after 0 usecs
> [    0.972564] calling  i2c_init+0x0/0x70 @ 1
> [    0.978485] initcall i2c_init+0x0/0x70 returned 0 after 0 usecs
> [    0.984832] calling  omap3_l3_init+0x0/0x14 @ 1
>
Will have a look at it

WARNING: multiple messages have this Message-ID (diff)
From: santosh.shilimkar@ti.com (Santosh Shilimkar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] OMAP4: clockdomain: Follow recommended enable sequence
Date: Thu, 21 Apr 2011 10:17:32 +0530	[thread overview]
Message-ID: <4DAFB6E4.3080304@ti.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1104201340450.5985@utopia.booyaka.com>

On 4/21/2011 1:12 AM, Paul Walmsley wrote:
>
> Hi Rajendra, Santosh,
>
> just FYI I just observed this happening without the clockdomain patch, and
> tracked this down.  It seems that there is an intermittent
> problem with the OMAP L3 bus code.  On the 35xx BeagleBoard here, it
> occasionally hangs after powerup:
>
> [    0.810119] OMAP GPIO hardware version 2.5
> [    0.815368] OMAP GPIO hardware version 2.5
> [    0.820465] OMAP GPIO hardware version 2.5
> [    0.825531] OMAP GPIO hardware version 2.5
> [    0.830657] OMAP GPIO hardware version 2.5
> [    0.835784] OMAP GPIO hardware version 2.5
> [    0.840881] initcall omap_gpio_drv_reg+0x0/0xc returned 0 after 38146
> usecs
> [    0.848358] calling  bdi_class_init+0x0/0x50 @ 1
> [    0.854003] initcall bdi_class_init+0x0/0x50 returned 0 after 0 usecs
> [    0.860870] calling  kobject_uevent_init+0x0/0x20 @ 1
> [    0.866363] initcall kobject_uevent_init+0x0/0x20 returned 0 after 0
> usecs
> [    0.873626] calling  gpiolib_sysfs_init+0x0/0x98 @ 1
> [    0.885894] initcall gpiolib_sysfs_init+0x0/0x98 returned 0 after 0
> usecs
> [    0.893157] calling  lcd_class_init+0x0/0x58 @ 1
> [    0.898742] initcall lcd_class_init+0x0/0x58 returned 0 after 0 usecs
> [    0.905731] calling  backlight_class_init+0x0/0x70 @ 1
> [    0.911834] initcall backlight_class_init+0x0/0x70 returned 0 after 0
> usecs
> [    0.919219] calling  tty_class_init+0x0/0x3c @ 1
> [    0.924743] initcall tty_class_init+0x0/0x3c returned 0 after 0 usecs
> [    0.931610] calling  vtconsole_class_init+0x0/0xe4 @ 1
> [    0.938812] initcall vtconsole_class_init+0x0/0xe4 returned 0 after
> 7629 usecs
> [    0.946472] calling  wakeup_sources_debugfs_init+0x0/0x3c @ 1
> [    0.952606] initcall wakeup_sources_debugfs_init+0x0/0x3c returned 0
> after 0 usecs
> [    0.960571] calling  spi_init+0x0/0x88 @ 1
> [    0.966247] initcall spi_init+0x0/0x88 returned 0 after 0 usecs
> [    0.972564] calling  i2c_init+0x0/0x70 @ 1
> [    0.978485] initcall i2c_init+0x0/0x70 returned 0 after 0 usecs
> [    0.984832] calling  omap3_l3_init+0x0/0x14 @ 1
>
Will have a look at it

  reply	other threads:[~2011-04-21  4:47 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-04 13:25 [PATCH] OMAP4: clockdomain: Follow recommended enable sequence Rajendra Nayak
2011-03-04 13:25 ` Rajendra Nayak
2011-03-09  3:50 ` Paul Walmsley
2011-03-09  3:50   ` Paul Walmsley
2011-03-09 10:19   ` Rajendra Nayak
2011-03-09 10:19     ` Rajendra Nayak
2011-03-09 16:28     ` Kevin Hilman
2011-03-09 16:28       ` Kevin Hilman
2011-03-09 21:44     ` Paul Walmsley
2011-03-09 21:44       ` Paul Walmsley
2011-03-10 12:18     ` Paul Walmsley
2011-03-10 12:18       ` Paul Walmsley
2011-03-10 12:58       ` Rajendra Nayak
2011-03-10 12:58         ` Rajendra Nayak
2011-03-10 13:16         ` Paul Walmsley
2011-03-10 13:16           ` Paul Walmsley
     [not found]         ` <4D78CAFC.4080502-l0cyMroinI0@public.gmane.org>
2011-03-10 13:17           ` Paul Walmsley
2011-03-10 13:17             ` Paul Walmsley
     [not found]             ` <alpine.DEB.2.00.1103100609080.15132-rwI8Ez+7Ko+d5PgPZx9QOdBPR1lH4CV8@public.gmane.org>
2011-03-10 13:34               ` Ben Dooks
2011-03-10 13:34                 ` Ben Dooks
     [not found]                 ` <20110310133454.GF15795-SMNkleLxa3Z6Wcw2j4pizdi2O/JbrIOy@public.gmane.org>
2011-03-10 13:36                   ` Paul Walmsley
2011-03-10 13:36                     ` Paul Walmsley
2011-03-10 14:39       ` Paul Walmsley
2011-03-10 14:39         ` Paul Walmsley
2011-03-11 13:26         ` Rajendra Nayak
2011-03-11 13:26           ` Rajendra Nayak
2011-03-11 16:47           ` Kevin Hilman
2011-03-11 16:47             ` Kevin Hilman
2011-03-12  7:53             ` Rajendra Nayak
2011-03-12  7:53               ` Rajendra Nayak
2011-03-14 10:58               ` Rajendra Nayak
2011-03-14 10:58                 ` Rajendra Nayak
2011-03-21  8:51             ` Rajendra Nayak
2011-03-21  8:51               ` Rajendra Nayak
2011-03-28 17:04               ` Paul Walmsley
2011-03-28 17:04                 ` Paul Walmsley
2011-03-29  6:55                 ` Rajendra Nayak
2011-03-29  6:55                   ` Rajendra Nayak
2011-04-01 14:51                   ` Rajendra Nayak
2011-04-01 14:51                     ` Rajendra Nayak
2011-04-01 15:40                     ` Rajendra Nayak
2011-04-01 15:40                       ` Rajendra Nayak
2011-04-04  6:47                       ` Paul Walmsley
2011-04-04  6:47                         ` Paul Walmsley
2011-04-04  6:57                         ` Santosh Shilimkar
2011-04-04  6:57                           ` Santosh Shilimkar
2011-04-05 12:47                         ` Rajendra Nayak
2011-04-05 12:47                           ` Rajendra Nayak
2011-03-23 23:29           ` Paul Walmsley
2011-03-23 23:29             ` Paul Walmsley
2011-04-20 19:42           ` Paul Walmsley
2011-04-20 19:42             ` Paul Walmsley
2011-04-21  4:47             ` Santosh Shilimkar [this message]
2011-04-21  4:47               ` Santosh Shilimkar

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