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 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
