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Frequent questions

  • [FAQ] DRA821U: How to change the frequency of A72 and R5F cores and disable one A72 core

    Part Number: DRA821U Other Parts Discussed in Thread: DRA829 , DRA821 How do I change the frequency of A72 and Main R5F core in DRA821/DRA829 on both RTOS/SBL and Linux/SPL bootflow ? and disable one A72 core in Uboot ? Regards Vineet

  • [FAQ] AM5749: am5749/am57x eMMC cannot boot with fat mode.

    Part Number: AM5749 Hi, All: I got some hole/trap with am5749_IDK eMMC boot with fat mode. I saw some unsolved thread on forum. Thus, I write down the note for someone get the same hole/trap. I will close the thread tomorrow. //---root cause am5749…

  • [FAQ] TMDX654IDKEVM: Turning off unused cores

    Part Number: TMDX654IDKEVM Other Parts Discussed in Thread: AM6526 , AM6548 Hi, We would like to evaluate AM6526. PROCESSOR-SDK-LINUX-AM65X v7.1 But EVM have AM6548, I want to disable two A53 cores that are not used. Please tell me how to disable…

  • [FAQ] PROCESSOR-SDK-TDAX: The PTK demos are failing in the Processor SDK 7.3

    Part Number: PROCESSOR-SDK-TDAX When I run the PTK demos in Processor SDK 7.3, I see several failures as shown below. How can I fix this issue? (1153) PVR:(Error): PVRSRVFenceWaitI: sync_wait failed on fence 120 (22 Invalid argument) [ :0 ] (1157…

  • [FAQ] TDA4VM: OSPI boot: TISCI config ring fail error with SDK 7.3

    Part Number: TDA4VM Hi, OSPI boot with SDK 7.3 is functional but before getting to u-boot prompt we encounter a lot of error messages. TISCI config ring fail (-19) ring_idx 6 TISCI config ring fail (-19) ring_idx 124 … … TISCI config ring fail…

  • [FAQ] TDA4VM: How to ensure that dependent module drivers are probed before depending driver

    Part Number: TDA4VM In Linux how to ensure that all the dependent drivers are probed before depending driver is probed such that the driver probe does not error out due to the dependent devices being absent. Ex: Custom TDA4 Board with PPS signal connected…

  • [FAQ] AM6548: Does AM65 support Ethernet Switch on Linux/RTOS

    Part Number: AM6548 Does AM65 support Ethernet Switch on Linux or RTOS platform ?

  • [FAQ] PROCESSOR-SDK-J721E: How to run display (any PDK) example from SBL?

    Part Number: PROCESSOR-SDK-J721E This article explains how to build and run DSS example.

  • [FAQ] TDA4VM: J721e:/J7200: How to switch console to a different UART instance

    Part Number: TDA4VM I want to switch console to a different UART instance. I do not have MAIN_UART0 wired out can i move all the prints to MCU_UART0? If yes how do I do that?

  • [FAQ] AM6548: Under linux, how to configure the device tree to enable the DPI display interface output of the am6548 chip

    Part Number: AM6548 I downloaded the latest sdk of the am65xx series, but I don’t know how to configure the dss driver to enable the DPI display interface output of the am6548 chip.

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