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SubjectRe: [PATCH v3 02/15] mmc: host: omap_hsmmc: return on fatal errors from omap_hsmmc_reg_get
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On Tue, Sep 1, 2015 at 8:03 AM, Tony Lindgren <tony@atomide.com> wrote:
> * Grygorii Strashko <grygorii.strashko@ti.com> [150901 07:57]:
>> On 09/01/2015 05:50 PM, Tony Lindgren wrote:
>> >>
>> >>On -next, Above crash signature could be related to race
>> >>"ARM: OMAP2+: omap-device: fix race deferred probe of omap_hsmmc vs omap_device_late_init"
>> >>http://www.spinics.net/lists/linux-omap/msg121622.html
>> >
>> >Good point thanks, yes that's the case. MMC probing fails and then we hit this
>> >separate issue while MMC is trying to probe. Applying your fix makes the
>> >abort disappear, but naturally does not get MMC working again.
>>
>> you may need CONFIG_GPIO_PCF857X=y for dra7-evm
>
> This is a regression at least on omap4 as pointed out by Olof.

FWIW, this problem still exists in mainline[1], and note that it fails
for omap2plus_defconfig which already has CONFIG_REGULATOR_PBIAS=y, so
that is not the fix for this issue.

Kevin

[1] http://kernelci.org/boot/omap4-panda-es/?mainline&omap2plus_defconfig&lab-khilman


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