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Differential D33222

NXP: Implement errata workaround for SDHCI driver
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Authored by hum_semihalf.com on Dec 1 2021, 2:46 PM.
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manu
bz
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rG3785106a5bd9: sdhci_fsl_fdt: Implement pulse width detection errata
Summary

Some boards do not detect pulse width reliably. Implement workaround
by writing 0 to special register. Apply errata for board by adding
flag to chosen soc specific data.

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rG FreeBSD src repository
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Event Timeline

hum_semihalf.com created this revision.Dec 1 2021, 2:46 PM
Herald added a subscriber: imp. · View Herald TranscriptDec 1 2021, 2:46 PM
hum_semihalf.com requested review of this revision.Dec 1 2021, 2:46 PM
manu accepted this revision.Dec 1 2021, 2:55 PM
manu added inline comments.
sys/dev/sdhci/sdhci_fsl_fdt.c
5

You need to add 2020-2021

This revision is now accepted and ready to land.Dec 1 2021, 2:55 PM
hum_semihalf.com updated this revision to Diff 99308.Dec 1 2021, 3:06 PM

Change time period in license entry from 2021 to 2020 - 2021.

This revision now requires review to proceed.Dec 1 2021, 3:06 PM
mw accepted this revision.Dec 1 2021, 3:13 PM
This revision is now accepted and ready to land.Dec 1 2021, 3:13 PM
contact_artur-rojek.eu added a subscriber: contact_artur-rojek.eu.Dec 2 2021, 12:05 PM
hum_semihalf.com added a child revision: D33318: sdhci_fsl_fdt: Add LS1012A compat string .Dec 7 2021, 12:14 PM
hum_semihalf.com added a child revision: D33319: sdhci_fsl_fdt: Fix vccq reconfiguration .Dec 7 2021, 12:19 PM
hum_semihalf.com added a child revision: D33320: sdhci_fsl_fdt: Add support for HS200/HS400 modes .Dec 7 2021, 12:22 PM
bz accepted this revision.Dec 7 2021, 2:33 PM
bz added a subscriber: bz.

Is there a (public) reference for the errata? Might be worth mentioning that at least in the commit message.

sys/dev/sdhci/sdhci_fsl_fdt.c
743

technically you are only clearing a bit and not setting the register to 0...

Closed by commit rG3785106a5bd9: sdhci_fsl_fdt: Implement pulse width detection errata (authored by hum_semihalf.com, committed by wma). · Explain WhyDec 8 2021, 8:35 AM
This revision was automatically updated to reflect the committed changes.
wma added a commit: rG3785106a5bd9: sdhci_fsl_fdt: Implement pulse width detection errata.

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sys/
dev/
sdhci/
22 lines

Diff 99690

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sys/dev/sdhci/sdhci_fsl_fdt.c

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