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From: Yixun Lan <dlan@kernel.org>
To: Troy Mitchell <troy.mitchell@linux.spacemit.com>
Cc: Vinod Koul <vkoul@kernel.org>, Frank Li <Frank.Li@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Guodong Xu <guodong@riscstar.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	dmaengine@vger.kernel.org, devicetree@vger.kernel.org,
	linux-riscv@lists.infradead.org, spacemit@lists.linux.dev,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org
Subject: Re: [PATCH v6 4/4] riscv: dts: spacemit: Add PDMA controller node for K3 SoC
Date: Thu, 21 May 2026 12:51:45 +0000	[thread overview]
Message-ID: <20260521125145-GKC3717228@kernel.org> (raw)
In-Reply-To: <20260518-k3-pdma-v6-4-67fdf319a8f8@linux.spacemit.com>

Hi Troy,

On 11:32 Mon 18 May     , Troy Mitchell wrote:
> Add the Peripheral DMA (PDMA) controller node for the SpacemiT K3 SoC.
> The PDMA controller provides general-purpose DMA capabilities for various
> peripheral devices across the system to offload CPU data transfers.
> 
> Unlike the previous K1 SoC, where some DMA masters had memory addressing
> limitations (e.g. restricted to the 0-4GB space) requiring a dedicated dma-bus
> with dma-ranges to restrict memory allocations, the K3 DMA masters have
> full memory addressing capabilities. Therefore, the PDMA node is now
> instantiated directly under the main soc bus.
> 
> Signed-off-by: Troy Mitchell <troy.mitchell@linux.spacemit.com>

Applied, Thanks
[4/4] riscv: dts: spacemit: Add PDMA controller node for K3 SoC
	https://github.com/spacemit-com/linux/commit/3f47ca8bb3c3f4a71688451a0cb7350d3e1e1059

-- 
Yixun Lan (dlan)

WARNING: multiple messages have this Message-ID (diff)
From: Yixun Lan <dlan@kernel.org>
To: Troy Mitchell <troy.mitchell@linux.spacemit.com>
Cc: Vinod Koul <vkoul@kernel.org>, Frank Li <Frank.Li@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Guodong Xu <guodong@riscstar.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	dmaengine@vger.kernel.org, devicetree@vger.kernel.org,
	linux-riscv@lists.infradead.org, spacemit@lists.linux.dev,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org
Subject: Re: [PATCH v6 4/4] riscv: dts: spacemit: Add PDMA controller node for K3 SoC
Date: Thu, 21 May 2026 12:51:45 +0000	[thread overview]
Message-ID: <20260521125145-GKC3717228@kernel.org> (raw)
In-Reply-To: <20260518-k3-pdma-v6-4-67fdf319a8f8@linux.spacemit.com>

Hi Troy,

On 11:32 Mon 18 May     , Troy Mitchell wrote:
> Add the Peripheral DMA (PDMA) controller node for the SpacemiT K3 SoC.
> The PDMA controller provides general-purpose DMA capabilities for various
> peripheral devices across the system to offload CPU data transfers.
> 
> Unlike the previous K1 SoC, where some DMA masters had memory addressing
> limitations (e.g. restricted to the 0-4GB space) requiring a dedicated dma-bus
> with dma-ranges to restrict memory allocations, the K3 DMA masters have
> full memory addressing capabilities. Therefore, the PDMA node is now
> instantiated directly under the main soc bus.
> 
> Signed-off-by: Troy Mitchell <troy.mitchell@linux.spacemit.com>

Applied, Thanks
[4/4] riscv: dts: spacemit: Add PDMA controller node for K3 SoC
	https://github.com/spacemit-com/linux/commit/3f47ca8bb3c3f4a71688451a0cb7350d3e1e1059

-- 
Yixun Lan (dlan)

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linux-riscv@lists.infradead.org
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  reply	other threads:[~2026-05-21 12:51 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-18  3:32 [PATCH v6 0/4] dmaengine: Add Peripheral DMA support for SpacemiT K3 SoC Troy Mitchell
2026-05-18  3:32 ` Troy Mitchell
2026-05-18  3:32 ` [PATCH v6 1/4] dt-bindings: dmaengine: Add SpacemiT K3 DMA compatible string Troy Mitchell
2026-05-18  3:32   ` Troy Mitchell
2026-05-18  3:32 ` [PATCH v6 2/4] dmaengine: mmp_pdma: refactor DRCMR access with helper function Troy Mitchell
2026-05-18  3:32   ` Troy Mitchell
2026-05-18  3:32 ` [PATCH v6 3/4] dmaengine: mmp_pdma: add SpacemiT K3 support Troy Mitchell
2026-05-18  3:32   ` Troy Mitchell
2026-05-18  3:32 ` [PATCH v6 4/4] riscv: dts: spacemit: Add PDMA controller node for K3 SoC Troy Mitchell
2026-05-18  3:32   ` Troy Mitchell
2026-05-21 12:51   ` Yixun Lan [this message]
2026-05-21 12:51     ` Yixun Lan
2026-05-19 17:40 ` (subset) [PATCH v6 0/4] dmaengine: Add Peripheral DMA support for SpacemiT " Vinod Koul
2026-05-19 17:40   ` Vinod Koul

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