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IDProjectCategoryView StatusLast Update
0006215fsimx_LinuxGeneralpublic2026-05-05 11:00
Reportermueller Assigned To 
PriorityhighSeveritymajorReproducibilitysometimes
Status resolvedResolutionfixed 
Product Versionfsimx6-B2020.04.1 
Target Versionosm8mm-Y2024.10.1Fixed in Versionosm8mm-Y2024.10.1 
Summary0006215: Increase delay after HW reset for Realtek Phy to 100ms
DescriptionThe Realtek Phy needs a minimum of 72ms before the Phy registers can be accessed.
Adding a buffer for the additional rise time of the 1.0V, we get a delay of 100ms that we should use.
Steps To ReproduceSome boards could not initialize ethernet correctly in UBoot. It is not yet known what exactly causes the error (runtime, ESD, ...).
If the board has the error, the error will continue to show up.
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Activities

mueller

2026-05-05 11:00

manager   ~0005696

Git-Commits
linux-fus (fsimx8mm/fsimx8mp):
b1502a3467bacbfcde0873ded2df83dc803a83ce
u-boot-fus (fsimx6/fsimx6sx):
e05969d3175fa24bcb575b57f453503dcbd5ff6c