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Type:
Bug
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Resolution: Fixed
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Priority:
High
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Linux Core SDK
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LCPD-42352
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10.01
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11.01
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am62axx_sk-fs
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There were instabilities in the DDR data access after resuming from I/O Only plus DDR low power mode.
This is fixed by adding the workaround patches in ti-u-boot repository.
-log-
U-Boot SPL 2024.04-00024-ge9f952cd85c-dirty (Nov 29 2024 - 13:56:15 +0530)
SYSFW ABI: 4.0 (firmware rev 0x000a '10.1.8-v10.01.08-1-g04567+ (Fie')
ti_sci system-controller@44043000: ti_sci_get_response: Message receive failed. ret = -110
ti_sci system-controller@44043000: Message not acknowledged
ti_sci system-controller@44043000: Failed restoring context -19
Failed to restore context from DDR -19 a5a5a5a5
Failed to restore context from 0xa5a5a5a5
The DDR contents are not reflecting properly.
Fix details:
https://git.ti.com/cgit/ti-u-boot/ti-u-boot/commit/?h=ti-u-boot-2025.01-next&id=d451a5176fd74ef9862cc13fa720fbac31705310,
https://git.ti.com/cgit/ti-u-boot/ti-u-boot/commit/?h=ti-u-boot-2025.01-next&id=1158366fed009c5b9ac04a9d98cbd0159eef7a5c,
https://git.ti.com/cgit/ti-u-boot/ti-u-boot/commit/?h=ti-u-boot-2025.01-next&id=be35c0d8d6e850b39dc89c837a56abdf049ad00a