samples/drivers/memc/boards/frdm_rw612.overlay

/*
 * Copyright 2024 NXP
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/ {
	aliases {
		sram-ext = &aps6404l;
	};
};

&w25q512jvfiq {
	/*
	 * Lower max FlexSPI frequency to 109MHz, as the PSRAM does not support
	 * higher frequencies at 3.3V
	 */
	spi-max-frequency = <109000000>;
};

&aps6404l {
	status = "okay";
};

&pinctrl {
	pinmux_flexspi_safe: pinmux-flexspi-safe {
		group0 {
			pinmux = <IO_MUX_QUAD_SPI_PSRAM_IO35
				  IO_MUX_QUAD_SPI_PSRAM_IO36
				  IO_MUX_QUAD_SPI_PSRAM_IO38
				  IO_MUX_QUAD_SPI_PSRAM_IO39
				  IO_MUX_QUAD_SPI_PSRAM_IO40
				  IO_MUX_QUAD_SPI_PSRAM_IO41>;
			slew-rate = "normal";
		};

		group1 {
			pinmux = <IO_MUX_QUAD_SPI_PSRAM_IO37>;
			slew-rate = "normal";
			bias-pull-down;
		};
	};
};

/* Override pin control state to use one that only changes the PSRAM pin
 * configuration
 */
&flexspi {
	pinctrl-0 = <&pinmux_flexspi_safe>;
	pinctrl-names = "default";
};