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alistair23-linux/arch/arm64/boot/dts/freescale/imx8qm-lpddr4-val-lpspi.dts

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2017~2019 NXP
*/
#include "imx8qm-lpddr4-val.dts"
&iomuxc {
pinctrl_lpspi0: lpspi0grp {
fsl,pins = <
IMX8QM_SPI0_SCK_DMA_SPI0_SCK 0x600004c
IMX8QM_SPI0_SDO_DMA_SPI0_SDO 0x600004c
IMX8QM_SPI0_SDI_DMA_SPI0_SDI 0x600004c
>;
};
pinctrl_lpspi0_cs: lpspi0cs {
fsl,pins = <
IMX8QM_SPI0_CS0_LSIO_GPIO3_IO05 0x21
>;
};
pinctrl_lpspi3: lpspi3grp {
fsl,pins = <
IMX8QM_SPI3_SCK_DMA_SPI3_SCK 0x600004c
IMX8QM_SPI3_SDO_DMA_SPI3_SDO 0x600004c
IMX8QM_SPI3_SDI_DMA_SPI3_SDI 0x600004c
IMX8QM_SPI3_CS0_DMA_SPI3_CS0 0x600004c
>;
};
};
&lpspi0 {
fsl,spi-num-chipselects = <1>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_lpspi0 &pinctrl_lpspi0_cs>;
cs-gpios = <&lsio_gpio3 5 GPIO_ACTIVE_LOW>;
status = "okay";
flash: at45db041e@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "atmel,at45", "atmel,dataflash";
spi-max-frequency = <5000000>;
reg = <0>;
};
};
&lpspi3 {
fsl,spi-num-chipselects = <1>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_lpspi3>;
status = "okay";
spidev0: spi@0 {
reg = <0>;
compatible = "rohm,dh2228fv";
spi-max-frequency = <30000000>;
};
};