Commit 579df428 authored by Michael Walle's avatar Michael Walle Committed by Shawn Guo
Browse files

arm64: dts: imx8mn-evk: add QSPI flash 



There is a 32MiB Micron MT25QU256ABA1 serial NOR flash on the EVK board.
Add a device tree node for it.

Tested on a 8MNANOD3L-EVK.

Signed-off-by: default avatarMichael Walle <michael@walle.cc>
Tested-by: default avatarHeiko Thiery <heiko.thiery@gmail.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 9694ed9b

arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi

+27 −0
Original line number Diff line number Diff line
@@ -110,6 +110,22 @@ 
	};

};



&flexspi {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_flexspi>;

	status = "okay";



	flash0: flash@0 {

		compatible = "jedec,spi-nor";

		reg = <0>;

		#address-cells = <1>;

		#size-cells = <1>;

		spi-max-frequency = <166000000>;

		spi-tx-bus-width = <4>;

		spi-rx-bus-width = <4>;

	};

};



&i2c1 {

	clock-frequency = <400000>;

	pinctrl-names = "default";
@@ -267,6 +283,17 @@ 
		>;

	};



	pinctrl_flexspi: flexspigrp {

		fsl,pins = <

			MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK               0x1c2

			MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B            0x82

			MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0           0x82

			MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1           0x82

			MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2           0x82

			MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3           0x82

		>;

	};



	pinctrl_gpio_led: gpioledgrp {

		fsl,pins = <

			MX8MN_IOMUXC_NAND_READY_B_GPIO3_IO16	0x19