Subject: Re: [PATCH v6 00/19] dmaengine: ti: Add support for BCDMA v2 and PKTDMA v2

From: Vinod Koul <[email-masked]>
Date: Tue, 19 May 2026 22:36:40 +0530

On 28-04-26, 14:21, Sai Sree Kartheek Adivi wrote:
> This series adds support for the BCDMA_V2 and PKTDMA_V2 which is
> introduced in AM62L.
> 
> The key differences between the existing DMA and DMA V2 are:
> - Absence of TISCI: Instead of configuring via TISCI calls, direct
>   register writes are required.
> - Autopair: There is no longer a need for PSIL pair and instead AUTOPAIR
>   bit needs to set in the RT_CTL register.
> - Static channel mapping: Each channel is mapped to a single peripheral.
> - Direct IRQs: There is no INT-A and interrupt lines from DMA are
>   directly connected to GIC.
> - Remote side configuration handled by DMA. So no need to write to PEER
>   registers to START / STOP / PAUSE / TEARDOWN.
> - Unified Channel Space: Tx and Rx channels share a single register
>   space. Each channel index is specifically fixed in hardware as either
>   Tx or Rx in an interleaved manner.

Please check the commments from Sashiko https://sashiko.dev/#/patchset/20260428085202.1724548-1-s-adivi%40ti.com

-- 
~Vinod