#12216 NORM 13.1.0: arm doesn't support 1.8 volt card
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Tue Oct 23 18:50:14 EDT 2012
#12216: arm doesn't support 1.8 volt card
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Reporter: jvonau | Owner: cjb
Type: defect | Status: assigned
Priority: normal | Milestone: 13.1.0
Component: kernel | Version: Software Build 12.1.0-21
Resolution: | Keywords:
Next_action: never set | Verified: 0
Deployment_affected: | Blockedby:
Blocking: |
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Comment(by dsd):
The patch doesn't make any difference - it for eMMC.
The problem here is that the kernel tries to go back to 3.3V after
detecting the failure, but fails.
An upstream RFC patch fixes this for XO-4 (3.5) but not for XO-1.75 (3.0).
The failure was obvious, so I fixed it with a sdhci patch. That fixed
XO-1.75 and broke XO-4. Sigh.
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Ticket URL: <http://dev.laptop.org/ticket/12216#comment:4>
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