Re: [PATCH v4] riscv: dts: spacemit: Use symbolic PDMA request numbers on K1
From: Yixun Lan
Date: Mon Jul 06 2026 - 18:29:26 EST
On 01:07 Sat 20 Jun , Guodong Xu wrote:
> The PDMA request numbers (DRQ) are fixed values specific to the SoC from
> a hardware perspective. The detailed definition can be found in K1 User
> Manual [1], Chapter 9.4.3 DMA Connectivity & Assignments. Add a DTS
> header file to define the symbolic names for the DRQs of non-secure DMA
> peripherals.
>
> Convert the K1 SPI3 node to these macros.
>
> Link: https://www.spacemit.com/community/document/info?lang=en&nodepath=hardware/key_stone/k1/k1_docs/k1_usermanual/9.Top_System.md [1]
> Signed-off-by: Guodong Xu <docular.xu@xxxxxxxxx>
Thanks
Reviewed-by: Yixun Lan <dlan@xxxxxxxxxx>
--
Yixun Lan (dlan)