Part Number: DRA821U-Q1 Other Parts Discussed in Thread: DRA821 DRA821U2-Q1 supports 1x eMMC and 1x SD/SDIO,
Can I design 2x eMMC devices (version 5.1) with following interfaces ?
MMCSD0 ==> eMMC 8-i/o mode, HS400 for data storage
MMCSD1 ==> eMMC 4…
Part Number: DRA821U-Q1 Other Parts Discussed in Thread: DRA821
Hi TI
During reliability testing, there are samples that fail to boot at low temperatures, so I would like to inquire about this
The respective samples show no output logs. The temperatures…
Part Number: DRA821U-Q1 Hello,
My customer understands that the default S/W setting for DRA821U-Q1 operation speed is variable between 200MHz and 2GHz. Are they right?
If yes, please tell us how to change the minimum operating speed to 1GHz.
Thank you…
HI MyoungBong
MyoungBong KIM said: If HS200 operates reliably, is additional tuning required to use HS400?
From the software side i dont think we can do much things here.
If HS200 is stable can you try boosting the IO voltage to 1.9 or 1.8v.
Regards Di…
Hi MyoungBong,
Your latest log clearly shows the processors booted in U-Boot, and the kernel detecting these properly and configuring the R5Fs to be in IPC-only mode.
Your earlier reboot logs though did not showcase this.
MyoungBong KIM said: However,…
Part Number: DRA821U-Q1 Hello,
Please tell us how to check whether the AVS function of DRA821U-Q1 is enabled and how to control enable or disable it.
Thank you.
JH
Part Number: DRA821U-Q1 Other Parts Discussed in Thread: DRA821 Dear team,
Please let us know if there is any internal pin delay for LPDDR pins of DRA821 processor so that we can take care in routing. If available please provide the document of the same…
Part Number: DRA821U-Q1 Other Parts Discussed in Thread: TPS25750 , DRA821U Hello,
The customer plans to design DRA821U and TPS25750 as shown in the block diagram below to support the functions below.
1. Supports SINK function to drive development board…
Hi Sudheer
Doredla Sudheer Kumar said: Can you please read remoteproc4 trace alone and check any error from EthFw?
Other than the shared log, there are no additional logs.
Doredla Sudheer Kumar said: Can you check your side, is SerDes configuration disabled…
Part Number: DRA821U-Q1 Dear team,
Please confirm if we can use 2 different source of power for VDDS_MMC0 which is power rail of eMMC in processor and VCCQ which is power pin in eMMC IC side. So can I connect two different LDO for these pin or it should…