From: Alexander Stein <alexander.stein@ew.tq-group.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>
Cc: Clark Wang <xiaoning.wang@nxp.com>,
Alexander Stein <alexander.stein@ew.tq-group.com>,
devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/1] arm64: dts: imx8-ss-dma: enable dma support for lpspi
Date: Wed, 31 Jul 2024 08:09:58 +0200 [thread overview]
Message-ID: <20240731060959.897105-1-alexander.stein@ew.tq-group.com> (raw)
From: Clark Wang <xiaoning.wang@nxp.com>
Add DMA configurations for LPSPI nodes on i.MX8QX/QM/DXL.
Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
Changes in v2:
* Added missing space character
* Move 'dma-names' below 'dmas'
arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi
index 1ee9496c988c5..575be8115e427 100644
--- a/arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi
@@ -34,6 +34,8 @@ lpspi0: spi@5a000000 {
assigned-clocks = <&clk IMX_SC_R_SPI_0 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <60000000>;
power-domains = <&pd IMX_SC_R_SPI_0>;
+ dmas = <&edma2 1 0 0>, <&edma2 0 0 FSL_EDMA_RX>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -50,6 +52,8 @@ lpspi1: spi@5a010000 {
assigned-clocks = <&clk IMX_SC_R_SPI_1 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <60000000>;
power-domains = <&pd IMX_SC_R_SPI_1>;
+ dmas = <&edma2 3 0 0>, <&edma2 2 0 FSL_EDMA_RX>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -66,6 +70,8 @@ lpspi2: spi@5a020000 {
assigned-clocks = <&clk IMX_SC_R_SPI_2 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <60000000>;
power-domains = <&pd IMX_SC_R_SPI_2>;
+ dmas = <&edma2 5 0 0>, <&edma2 4 0 FSL_EDMA_RX>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -82,6 +88,8 @@ lpspi3: spi@5a030000 {
assigned-clocks = <&clk IMX_SC_R_SPI_3 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <60000000>;
power-domains = <&pd IMX_SC_R_SPI_3>;
+ dmas = <&edma2 7 0 0>, <&edma2 6 0 FSL_EDMA_RX>;
+ dma-names = "tx", "rx";
status = "disabled";
};
--
2.34.1
next reply other threads:[~2024-07-31 6:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-31 6:09 Alexander Stein [this message]
2024-08-01 1:54 ` Peng Fan
2024-08-13 3:09 ` Shawn Guo
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