From: bigeasy@linutronix.de (Sebastian Andrzej Siewior)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] mfd: twl4030-power: Fix PM idle pin configuration to not conflict with regulators
Date: Wed, 03 Sep 2014 10:38:32 +0200 [thread overview]
Message-ID: <5406D388.5050104@linutronix.de> (raw)
In-Reply-To: <20140903002445.GD11766@atomide.com>
On 09/03/2014 02:24 AM, Tony Lindgren wrote:
> I assume you mean beagleboard-ab, not beaglebone-ab :)
you assume correct.
>> reverting this commit on top of -rc3 makes mmc0 work again.
>
> Again, I assume you're talking about reverting daebabd57,
> not 43fef47f94a1. Anyways, here's a debug hack I used earlier to
Yes, I reverted daebabd57 which was pointed to me by git bisect.
> dump out the twl configuration in late_initcall and via sysfs
> so maybe try that and see what the values are with working
> and non-working case?
good.txt and bad.txt are from the late_initcall.
$ diff -u good.txt bad.txt
--- good.txt 2014-09-03 10:29:58.920317368 +0200
+++ bad.txt 2014-09-03 10:28:57.064313222 +0200
@@ -1,13 +1,13 @@
1: addr: 0x0017 grp: 0x0000 type: 0x0000 remap: 0x0008
- 2: addr: 0x001b grp: 0x0000 type: 0x0000 remap: 0x0008
- 3: addr: 0x001f grp: 0x0000 type: 0x0000 remap: 0x0008
+ 2: addr: 0x001b grp: 0x002e type: 0x0000 remap: 0x0008
+ 3: addr: 0x001f grp: 0x002e type: 0x0000 remap: 0x0008
4: addr: 0x0023 grp: 0x0000 type: 0x0000 remap: 0x0008
5: addr: 0x0027 grp: 0x002e type: 0x0000 remap: 0x0008
6: addr: 0x002b grp: 0x0000 type: 0x0000 remap: 0x0008
7: addr: 0x002f grp: 0x002e type: 0x000b remap: 0x0000
8: addr: 0x0033 grp: 0x002e type: 0x0000 remap: 0x0008
9: addr: 0x0037 grp: 0x002e type: 0x0000 remap: 0x0008
-10: addr: 0x003b grp: 0x0000 type: 0x0000 remap: 0x0008
+10: addr: 0x003b grp: 0x002e type: 0x0000 remap: 0x0008
11: addr: 0x003f grp: 0x00ef type: 0x0011 remap: 0x0008
12: addr: 0x0043 grp: 0x00ef type: 0x0010 remap: 0x0008
13: addr: 0x0047 grp: 0x00ef type: 0x0011 remap: 0x0008
@@ -17,12 +17,8 @@
17: addr: 0x0071 grp: 0x0000 type: 0x0000 remap: 0x0008
18: addr: 0x0074 grp: 0x0000 type: 0x0000 remap: 0x0008
19: addr: 0x0077 grp: 0x00ef type: 0x0000 remap: 0x0008
-mmc0: host does not support reading read-only switch. assuming
write-enable.
20: addr: 0x007a grp: 0x0000 type: 0x0000 remap: 0x0000
-mmc0: new high speed SDHC card at address 1234
-mmcblk0: mmc0:1234 SA04G 3.63 GiB
21: addr: 0x007f grp: 0x00ef type: 0x000a remap: 0x0008
- mmcblk0: p1 p2 p3
22: addr: 0x0082 grp: 0x00ee type: 0x0008 remap: 0x0008
23: addr: 0x0085 grp: 0x00af type: 0x0013 remap: 0x0000
24: addr: 0x0088 grp: 0x00ef type: 0x000e remap: 0x0008
>
> Regards,
>
> Tony
Sebastian
next prev parent reply other threads:[~2014-09-03 8:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-19 15:24 [PATCH] mfd: twl4030-power: Fix PM idle pin configuration to not conflict with regulators Tony Lindgren
2014-08-19 21:33 ` Aaro Koskinen
2014-08-20 12:30 ` Lee Jones
2014-09-02 8:29 ` Sebastian Andrzej Siewior
2014-09-03 0:24 ` Tony Lindgren
2014-09-03 8:38 ` Sebastian Andrzej Siewior [this message]
2014-09-03 18:39 ` Tony Lindgren
2014-09-04 8:45 ` Sebastian Andrzej Siewior
2014-09-04 16:39 ` Tony Lindgren
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