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Message-Id: <20240226203358.275986-2-Frank.Li@nxp.com>
Date: Mon, 26 Feb 2024 15:33:56 -0500
From: Frank Li <Frank.Li@....com>
To: Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.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>,
devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS),
imx@...ts.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 2/3] arm64: dts: imx8qm-mek: add lpspi2 support
Add lpspi2 support for imx8qm-mek board.
Signed-off-by: Frank Li <Frank.Li@....com>
---
arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 30 ++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 0c4972724b041..800dcb67642b1 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -85,6 +85,22 @@ &lpuart3 {
status = "okay";
};
+&lpspi2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ fsl,spi-num-chipselects = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpspi2 &pinctrl_lpspi2_cs>;
+ cs-gpios = <&lsio_gpio3 10 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ spidev0: spi@0 {
+ reg = <0>;
+ compatible = "rohm,dh2228fv";
+ spi-max-frequency = <30000000>;
+ };
+};
+
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fec1>;
@@ -169,6 +185,20 @@ IMX8QM_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3 0x06000020
>;
};
+ pinctrl_lpspi2: lpspi2grp {
+ fsl,pins = <
+ IMX8QM_SPI2_SCK_DMA_SPI2_SCK 0x06000040
+ IMX8QM_SPI2_SDO_DMA_SPI2_SDO 0x06000040
+ IMX8QM_SPI2_SDI_DMA_SPI2_SDI 0x06000040
+ >;
+ };
+
+ pinctrl_lpspi2_cs: lpspi2cs {
+ fsl,pins = <
+ IMX8QM_SPI2_CS0_LSIO_GPIO3_IO10 0x21
+ >;
+ };
+
pinctrl_lpuart0: lpuart0grp {
fsl,pins = <
IMX8QM_UART0_RX_DMA_UART0_RX 0x06000020
--
2.34.1
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