Re: (subset) [PATCH v6 0/2] riscv: sophgo: allow DMA multiplexer set channel number for DMA controller
Inochi Amaoto <[email protected]> Wed, 29 Jul 2026 09:54:58 +0800
| Newsgroups | dev.linux.lists.sophgo,org.infradead.lists.linux-riscv,org.kernel.vger.dmaengine,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <178529008848.164571.1132515193531771269.b4-ty@b4> |
On Mon, 11 May 2026 14:38:15 +0800, Inochi Amaoto wrote:
> As the DMA controller on Sophgo CV1800 series SoC only has 8 channels,
> the SoC provides a dma multiplexer to reuse the DMA channel. However,
> the dma multiplexer also controlls the DMA interrupt multiplexer, which
> means that the dma multiplexer needs to know the channel number.
>
> Change the DMA phandle args parsing logic so it can use handshake
> number as channel number if necessary.
>
> [...]
Applied to dt/riscv, thanks!
[2/2] riscv: dts: sophgo: cv180x: Allow the DMA multiplexer to set channel number for DMA controller
https://github.com/sophgo/linux/commit/3c698b64db0145fb5edc3f19e4170b41b4508281
Thanks,
Inochi