linux-kernel - [PATCH 3/3] arm64: dts: imx952-evk: add MT35XU01G spi nor flash

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Message-Id: <20260114-xspi-imx952-v1-3-acc60a5a2a9d@nxp.com>
Date: Wed, 14 Jan 2026 14:49:47 +0800
From: Haibo Chen <haibo.chen@....com>
To: Han Xu <han.xu@....com>, Mark Brown <broonie@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>
Cc: linux-spi@...r.kernel.org, imx@...ts.linux.dev, 
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Haibo Chen <haibo.chen@....com>
Subject: [PATCH 3/3] arm64: dts: imx952-evk: add MT35XU01G spi nor flash

Add spi nor flash MT35XU01G support, it support OCT DTR mode
at 200MHz.

Signed-off-by: Haibo Chen <haibo.chen@....com>
---
 arch/arm64/boot/dts/freescale/imx952-evk.dts | 41 ++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx952-evk.dts b/arch/arm64/boot/dts/freescale/imx952-evk.dts
index 2c753fcbae3c5d545f5d835bd70492667061d626..534c93e527d0f3fb14ff3f21114993aae1d88a88 100644
--- a/arch/arm64/boot/dts/freescale/imx952-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx952-evk.dts
@@ -111,6 +111,25 @@ &usdhc2 {
 	status = "okay";
 };
 
+&xspi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_xspi1>;
+	status = "okay";
+
+	mt35xu01gbba: flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_xspi1_reset>;
+		reset-gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		spi-max-frequency = <200000000>;
+		spi-tx-bus-width = <8>;
+		spi-rx-bus-width = <8>;
+	};
+};
+
 &scmi_iomuxc {
 	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
 		fsl,pins = <
@@ -214,4 +233,26 @@ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
 			IMX952_PAD_SD2_CD_B__WAKEUPMIX_TOP_GPIO3_IO_0		0x31e
 		>;
 	};
+
+	pinctrl_xspi1: xspi1grp {
+		fsl,pins = <
+			IMX952_PAD_XSPI1_DATA0__WAKEUPMIX_TOP_XSPI1_A_DATA_0		0x39e
+			IMX952_PAD_XSPI1_DATA1__WAKEUPMIX_TOP_XSPI1_A_DATA_1		0x39e
+			IMX952_PAD_XSPI1_DATA2__WAKEUPMIX_TOP_XSPI1_A_DATA_2		0x39e
+			IMX952_PAD_XSPI1_DATA3__WAKEUPMIX_TOP_XSPI1_A_DATA_3		0x39e
+			IMX952_PAD_XSPI1_DATA4__WAKEUPMIX_TOP_XSPI1_A_DATA_4		0x39e
+			IMX952_PAD_XSPI1_DATA5__WAKEUPMIX_TOP_XSPI1_A_DATA_5		0x39e
+			IMX952_PAD_XSPI1_DATA6__WAKEUPMIX_TOP_XSPI1_A_DATA_6		0x39e
+			IMX952_PAD_XSPI1_DATA7__WAKEUPMIX_TOP_XSPI1_A_DATA_7		0x39e
+			IMX952_PAD_XSPI1_DQS__WAKEUPMIX_TOP_XSPI1_A_DQS			0x39e
+			IMX952_PAD_XSPI1_SCLK__WAKEUPMIX_TOP_XSPI1_A_SCLK		0x39e
+			IMX952_PAD_XSPI1_SS0_B__WAKEUPMIX_TOP_XSPI1_A_SS0_B		0x39e
+		>;
+	};
+
+	pinctrl_xspi1_reset: xspi1-reset-grp {
+		fsl,pins = <
+			IMX952_PAD_XSPI1_SS1_B__WAKEUPMIX_TOP_GPIO5_IO_11	0x39e
+		>;
+	};
 };

-- 
2.34.1