From: "Troy Mitchell" <troy.mitchell@linux.spacemit.com>
To: "Krzysztof Kozlowski" <krzk@kernel.org>,
"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>,
"Yixun Lan" <dlan@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 v3 1/5] dt-bindings: dmaengine: Add SpacemiT K3 DMA compatible string
Date: Wed, 01 Apr 2026 14:44:58 +0800 [thread overview]
Message-ID: <DHHM60NUGNZP.1JLBPAHKZRQFR@linux.spacemit.com> (raw)
In-Reply-To: <20260401-divergent-magenta-dalmatian-3c6c3e@quoll>
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@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
WARNING: multiple messages have this Message-ID (diff)
From: "Troy Mitchell" <troy.mitchell@linux.spacemit.com>
To: "Krzysztof Kozlowski" <krzk@kernel.org>,
"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>,
"Yixun Lan" <dlan@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 v3 1/5] dt-bindings: dmaengine: Add SpacemiT K3 DMA compatible string
Date: Wed, 01 Apr 2026 14:44:58 +0800 [thread overview]
Message-ID: <DHHM60NUGNZP.1JLBPAHKZRQFR@linux.spacemit.com> (raw)
In-Reply-To: <20260401-divergent-magenta-dalmatian-3c6c3e@quoll>
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@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
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http://lists.infradead.org/mailman/listinfo/linux-riscv
next prev parent reply other threads:[~2026-04-01 6:46 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-31 8:27 [PATCH v3 0/5] dmaengine: Add Peripheral DMA support for SpacemiT K3 SoC Troy Mitchell
2026-03-31 8:27 ` Troy Mitchell
2026-03-31 8:27 ` [PATCH v3 1/5] dt-bindings: dmaengine: Add SpacemiT K3 DMA compatible string Troy Mitchell
2026-03-31 8:27 ` Troy Mitchell
2026-04-01 6:42 ` Krzysztof Kozlowski
2026-04-01 6:42 ` Krzysztof Kozlowski
2026-04-01 6:44 ` Troy Mitchell [this message]
2026-04-01 6:44 ` Troy Mitchell
2026-03-31 8:27 ` [PATCH v3 2/5] dmaengine: mmp_pdma: support variable extended DRCMR base Troy Mitchell
2026-03-31 8:27 ` Troy Mitchell
2026-03-31 8:27 ` [PATCH v3 3/5] dmaengine: mmp_pdma: add Spacemit K3 support Troy Mitchell
2026-03-31 8:27 ` Troy Mitchell
2026-03-31 8:27 ` [PATCH v3 4/5] clk: spacemit: k3: mark top_dclk as CLK_IS_CRITICAL Troy Mitchell
2026-03-31 8:27 ` Troy Mitchell
2026-03-31 14:16 ` Brian Masney
2026-03-31 14:16 ` Brian Masney
2026-03-31 8:27 ` [PATCH v3 5/5] riscv: dts: spacemit: Add PDMA controller node for K3 SoC Troy Mitchell
2026-03-31 8:27 ` Troy Mitchell
-- strict thread matches above, loose matches on Subject: below --
2026-04-24 8:20 [PATCH v3 0/5] dmaengine: Add Peripheral DMA support for SpacemiT " Troy Mitchell
2026-04-24 8:20 ` [PATCH v3 1/5] dt-bindings: dmaengine: Add SpacemiT K3 DMA compatible string Troy Mitchell
2026-04-24 8:20 ` Troy Mitchell
2026-04-24 17:03 ` Conor Dooley
2026-04-24 17:03 ` Conor Dooley
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