From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/2] Fix omap serial early crash during hwmod _setup()
Date: Fri, 12 Jul 2013 01:03:48 -0700 [thread overview]
Message-ID: <20130712080348.GE7656@atomide.com> (raw)
In-Reply-To: <51DFB139.8060408@ti.com>
* Rajendra Nayak <rnayak@ti.com> [130712 00:39]:
> On Friday 12 July 2013 12:52 PM, Tony Lindgren wrote:
> > * Rajendra Nayak <rnayak@ti.com> [130711 03:59]:
> >> This series should fix the issue with the early serial crash seen
> >> during hwmod _setup() as reported by [1]
> >>
> >> The issue was reported on a am33xx device and was not seen on omap4
> >> or omap5 devices as the hwmod data for both omap4 and omap5 had
> >> statically defined HWMOD_INIT_NO_IDLE and HWMOD_INIT_NO_RESET for
> >> uart3 which happens to be the debug console used on omap4 panda and
> >> omap5 uevm boards.
> >
> > The serial driver should be capable of setting this on it's own
> > as it sets up the console.
>
> These flags are used to avoid an early reset that hwmod does to all devices
> on the SoC and is done much before serial driver is initialized.
OK so that's only needed for earlycon then it seems.
Regards,
Tony
prev parent reply other threads:[~2013-07-12 8:03 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-11 10:53 [PATCH 0/2] Fix omap serial early crash during hwmod _setup() Rajendra Nayak
2013-07-11 10:53 ` [PATCH 1/2] Revert "ARM: OMAP2+: Fix serial init for device tree based booting" Rajendra Nayak
2013-07-12 7:20 ` Tony Lindgren
2013-07-12 7:31 ` Rajendra Nayak
2013-07-12 8:03 ` Tony Lindgren
2013-07-12 8:59 ` Rajendra Nayak
2013-07-12 9:18 ` Tony Lindgren
2013-07-12 9:22 ` Rajendra Nayak
2013-07-12 9:46 ` Tony Lindgren
2013-07-12 12:12 ` Rajendra Nayak
2013-07-12 12:33 ` Tony Lindgren
2013-07-11 10:53 ` [PATCH 2/2] ARM: OMAP4+: Get rid of the HWMOD_INIT_NO_IDLE and HWMOD_INIT_NO_RESET flags for uart Rajendra Nayak
2013-07-11 13:28 ` [PATCH 0/2] Fix omap serial early crash during hwmod _setup() Felipe Balbi
2013-07-12 7:22 ` Tony Lindgren
2013-07-12 7:33 ` Rajendra Nayak
2013-07-12 8:03 ` Tony Lindgren [this message]
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