linux-kernel - [PATCH v3 1/3] arm64: dts: imx8mp: add uart2 dma

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Message-Id: <20220408145725.812566-2-marcel@ziswiler.com>
Date:   Fri,  8 Apr 2022 16:57:23 +0200
From:   Marcel Ziswiler <marcel@...wiler.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Alexander Stein <alexander.stein@...tq-group.com>,
        Arnd Bergmann <arnd@...db.de>,
        Daniel Baluta <daniel.baluta@....com>,
        "David S. Miller" <davem@...emloft.net>,
        Fabio Estevam <festevam@...il.com>,
        Frank Rowand <frowand.list@...il.com>,
        Heiko Schocher <hs@...x.de>, Jacky Bai <ping.bai@....com>,
        Joakim Zhang <qiangqing.zhang@....com>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Kuldeep Singh <kuldeep.singh@....com>,
        NXP Linux Team <linux-imx@....com>,
        Olof Johansson <olof@...om.net>, Peng Fan <peng.fan@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Shawn Guo <shawnguo@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/3] arm64: dts: imx8mp: add uart2 dma

From: Marcel Ziswiler <marcel.ziswiler@...adex.com>

Add DMA properties to uart2 node.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@...adex.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

---

(no changes since v2)

Changes in v2:
- Add Laurent's reviewed-by tag.

 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 794d75173cf5..1390fa5458d5 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -617,6 +617,8 @@ uart2: serial@...90000 {
 				clocks = <&clk IMX8MP_CLK_UART2_ROOT>,
 					 <&clk IMX8MP_CLK_UART2_ROOT>;
 				clock-names = "ipg", "per";
+				dmas = <&sdma1 24 4 0>, <&sdma1 25 4 0>;
+				dma-names = "rx", "tx";
 				status = "disabled";
 			};
 
-- 
2.35.1