[PATCH v3 1/5] dt-bindings: dmaengine: Add SpacemiT K3 DMA compatible string

Troy Mitchell troy.mitchell at linux.spacemit.com
Tue Mar 31 23:44:58 PDT 2026


On Wed Apr 1, 2026 at 2:42 PM CST, Krzysztof Kozlowski wrote:
> On Tue, Mar 31, 2026 at 04:27:04PM +0800, Troy Mitchell wrote:
>> From: Guodong Xu <guodong at riscstar.com>
>> - Memory addressing capabilities: Unlike the K1 SoC, which had memory addressing
>>   limitations (e.g., restricted to the 0-4GB space) and required a dedicated
>>   dma-bus with dma-ranges to restrict memory allocations, the K3 DMA masters
>>   possess full memory addressing capabilities.
>
> Programming interface is still compatible, regardless of memory
> addressing limitations, so that is rather incorrect reason.
I'll remove this item. Thanks.

                            - Troy
>
> Best regards,
> Krzysztof




More information about the linux-riscv mailing list