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From: Tony Lindgren <tony@atomide.com>
To: "H. Nikolaus Schaller" <hns@goldelico.com>
Cc: "Laxman Dewangan" <ldewangan@nvidia.com>,
	"Nishanth Menon" <nm@ti.com>,
	"Benoît Cousson" <bcousson@baylibre.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Pawel Moll" <pawel.moll@arm.com>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Ian Campbell" <ijc+devicetree@hellion.org.uk>,
	"Kumar Gala" <galak@codeaurora.org>,
	"Russell King" <linux@arm.linux.org.uk>,
	linux-omap <linux-omap@vger.kernel.org>,
	devicetree@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
	"Marek Belisko" <marek@goldelico.com>
Subject: Re: [PATCH 1/3] ARM: dts: omap5-board-common: enable rtc and charging of backup battery
Date: Wed, 6 Jan 2016 08:41:36 -0800	[thread overview]
Message-ID: <20160106164136.GI12777@atomide.com> (raw)
In-Reply-To: <8FE6954B-6411-4593-9CE5-717A469A6AA8@goldelico.com>

Hi,

* H. Nikolaus Schaller <hns@goldelico.com> [160106 00:12]:
> Am 06.01.2016 um 02:00 schrieb Tony Lindgren <tony@atomide.com>:
> > 
> > Also I'm not seeing just zeroes coming from RTC after typing hwclock
> > on omap5-uevm. It's working on x15 though.
> > 
> > Nikolaus, is hwclock command working for you on omap5-uevm?
> 
> Well, yes and no. It appears it *was* working when tested last time
> (we sometimes have months of delay for submitting patches upstream).
> 
> I have found an SD image with 4.3-rc6 with this patch in the dtb and
> there it works. With 4.4-rc8 it does not work. hwclock command hangs for
> 10 seconds (I guess some timeout).
> 
> I have checked the dtb and in both cases it is interrupts = <8 0>;
> 
> xxd /sys/firmware/devicetree/base/ocp/i2c@48070000/palmas@48/rtc/interrupts
> 0000000: 0000 0008 0000 0000
> 
> So I think something has changed in the rtc driver or somewhere else.

I just gave it a try on v4.3-rc6 with omap5-uevm.dts patched for
RTC, and I still don't have hwclock working with RTC.

It seems you have some additional patches there that make it work?

I guess it could also be a bootloader change if it's a different
SD image that works for you.

Regards,

Tony

  reply	other threads:[~2016-01-06 16:41 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-05 12:01 [PATCH 0/3] Enable twl603x-GPADC for some OMAP4/OMAP5 boards and Palmas-RTC for OMAP5 H. Nikolaus Schaller
2016-01-05 12:01 ` [PATCH 1/3] ARM: dts: omap5-board-common: enable rtc and charging of backup battery H. Nikolaus Schaller
2016-01-05 23:40   ` Nishanth Menon
2016-01-06  1:00     ` Tony Lindgren
2016-01-06  8:11       ` H. Nikolaus Schaller
2016-01-06 16:41         ` Tony Lindgren [this message]
2016-01-06 16:47           ` H. Nikolaus Schaller
2016-01-06 17:09             ` Tony Lindgren
2016-01-08 17:49               ` H. Nikolaus Schaller
2016-01-08 18:15                 ` Tony Lindgren
2016-01-08 18:32                   ` H. Nikolaus Schaller
2016-01-08 19:04                     ` Tony Lindgren
2016-01-08 19:31                       ` H. Nikolaus Schaller
2016-01-11 20:24                         ` Tony Lindgren
2016-01-12  0:09                           ` Tony Lindgren
2016-01-12 13:30                             ` H. Nikolaus Schaller
2016-01-12 21:27                               ` H. Nikolaus Schaller
2016-01-12 21:37                                 ` Nishanth Menon
2016-01-12 22:13                                   ` Tony Lindgren
2016-01-13 10:25                                 ` H. Nikolaus Schaller
2016-01-13 14:55                                   ` Nishanth Menon
2016-01-13 15:14                                     ` Grygorii Strashko
2016-01-13 16:48                                       ` Tony Lindgren
2016-01-13 17:12                                         ` Grygorii Strashko
2016-01-13 17:38                                           ` Nishanth Menon
2016-01-13 18:00                                             ` H. Nikolaus Schaller
2016-01-13 18:23                                               ` Nishanth Menon
2016-01-13 17:29                                         ` Nishanth Menon
2016-01-13 18:00                                           ` Tony Lindgren
2016-01-13 18:08                                             ` H. Nikolaus Schaller
2016-01-13 18:31                                               ` Nishanth Menon
2016-01-13 18:44                                                 ` H. Nikolaus Schaller
2016-01-13 19:05                                                   ` Nishanth Menon
2016-01-13 19:22                                                     ` Grygorii Strashko
2016-01-13 19:40                                                     ` Tony Lindgren
2016-01-13 22:32                                                       ` Nishanth Menon
2016-01-14 10:01                                                         ` Keerthy
2016-01-14 17:39                                                           ` Nishanth Menon
2016-01-14 18:35                                                             ` Tony Lindgren
2016-01-15 14:33                                                               ` H. Nikolaus Schaller
2016-01-15 15:47                                                                 ` Tony Lindgren
2016-01-15 17:10                                                                   ` Tony Lindgren
2016-01-15 18:11                                                                   ` H. Nikolaus Schaller
2016-08-25  2:43                                                     ` Matthijs van Duin
2016-01-13 18:18                                             ` Nishanth Menon
2016-01-06  7:42     ` H. Nikolaus Schaller
2016-01-06  8:13       ` Laxman Dewangan
2016-01-06 14:36         ` Nishanth Menon
2016-01-06 19:34           ` Rob Herring
2016-01-06 19:53             ` Nishanth Menon
2016-01-05 12:01 ` [PATCH 2/3] ARM: dts: omap5-board-common: enable iio gpadc for Palmas H. Nikolaus Schaller
2016-01-05 12:01 ` [PATCH 3/3] ARM: dts: twl6030: add gpadc H. Nikolaus Schaller

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