[PATCH] board: ti: am62px: tifs-rm-cfg/rm-cfg: Update DMA resource sharing for CPSW

Tom Rini trini at konsulko.com
Sat Feb 15 22:28:52 CET 2025


On Wed, 05 Feb 2025 18:44:40 +0530, Siddharth Vadapalli wrote:

> The CPSW3G instance of CPSW on AM62PX SoC provides Ethernet functionality.
> Currently, Ethernet is supported on Linux which runs on the A53 core on the
> SoC, by allocating all of the DMA resources associated with CPSW to A53_2.
> 
> In order to enable use-cases where the Ethernet traffic is sent from or
> consumed by various CPU cores on the SoC simultaneously, while at the
> same time, maintaining backward compatibility with the existing use-case
> of A53 being the sole entity that exchanges traffic with CPSW via DMA,
> update the DMA resource sharing scheme on AM62PX SoC to the following:
> 
> [...]

Applied to u-boot/next, thanks!

-- 
Tom




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