From: han.xu@oss.nxp.com
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Frank Li <Frank.Li@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
Haibo Chen <haibo.chen@nxp.com>, Mark Brown <broonie@kernel.org>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org,
Han Xu <han.xu@nxp.com>
Subject: [PATCH v3 3/3] arm64: dts: imx94-xspi: add the DMA channels
Date: Wed, 22 Jul 2026 17:00:44 -0500 [thread overview]
Message-ID: <20260722-xspi_dma_upstream-v3-3-6b7ff50cae8e@nxp.com> (raw)
In-Reply-To: <20260722-xspi_dma_upstream-v3-0-6b7ff50cae8e@nxp.com>
From: Han Xu <han.xu@nxp.com>
Add the DMA channels for iMX94 XSPI controller.
Signed-off-by: Han Xu <han.xu@nxp.com>
---
arch/arm64/boot/dts/freescale/imx94.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
index a6cb5a6e848b3..70c9dbf10fa5e 100644
--- a/arch/arm64/boot/dts/freescale/imx94.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
@@ -827,6 +827,8 @@ xspi1: spi@42b90000 {
#size-cells = <0>;
clocks = <&scmi_clk IMX94_CLK_XSPI1>;
clock-names = "per";
+ dmas = <&edma2 27 0 0>, <&edma2 28 0 FSL_EDMA_RX>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -843,6 +845,8 @@ xspi2: spi@42be0000 {
#size-cells = <0>;
clocks = <&scmi_clk IMX94_CLK_XSPI2>;
clock-names = "per";
+ dmas = <&edma4 42 0 0>, <&edma4 43 0 FSL_EDMA_RX>;
+ dma-names = "tx", "rx";
status = "disabled";
};
};
--
2.34.1
next prev parent reply other threads:[~2026-07-22 22:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-22 22:00 [PATCH v3 0/3] Add DMA support for i.MX94 and improve AHB read performance han.xu
2026-07-22 22:00 ` [PATCH v3 1/3] spi: dt-bindings: nxp,imx94-xspi: add DMA properties han.xu
2026-07-22 22:00 ` [PATCH v3 2/3] spi: nxp-xspi: Improve AHB read performance with DMA han.xu
2026-07-23 0:32 ` Frank Li
2026-07-23 14:21 ` Mark Brown
2026-07-22 22:00 ` han.xu [this message]
2026-07-23 14:23 ` (subset) [PATCH v3 0/3] Add DMA support for i.MX94 and improve AHB read performance Mark Brown
2026-07-27 19:31 ` Frank.Li
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260722-xspi_dma_upstream-v3-3-6b7ff50cae8e@nxp.com \
--to=han.xu@oss.nxp.com \
--cc=Frank.Li@nxp.com \
--cc=broonie@kernel.org \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=haibo.chen@nxp.com \
--cc=han.xu@nxp.com \
--cc=imx@lists.linux.dev \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-spi@vger.kernel.org \
--cc=robh@kernel.org \
--cc=s.hauer@pengutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox