arch/arm/boot/dts/nxp/imx/imx6qdl-tqma6.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6qdl-tqma6.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6qdl-tqma6.dtsi
Extension
.dtsi
Size
4389 bytes
Lines
208
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright 2013 Sascha Hauer, Pengutronix
 * Copyright 2013-2017 Markus Niebel <Markus.Niebel@tq-group.com>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>

&ecspi1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi1>;
	cs-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>;
	bootph-pre-ram;
	status = "okay";

	m25p80: flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <50000000>;
		vcc-supply = <&sw4_reg>;
		m25p,fast-read;
		bootph-pre-ram;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;
		};
	};
};

&gpio3 {
	bootph-pre-ram;
};

&iomuxc {
	pinctrl_ecspi1: ecspi1grp {
		fsl,pins = <
			/* HYS, SPEED = MED, 100k up, DSE = 011, SRE_FAST */
			MX6QDL_PAD_EIM_D17__ECSPI1_MISO 0x1b099
			MX6QDL_PAD_EIM_D18__ECSPI1_MOSI 0xb099
			MX6QDL_PAD_EIM_D16__ECSPI1_SCLK 0xb099
			 /* eCSPI1 SS1 */
			MX6QDL_PAD_EIM_D19__GPIO3_IO19 0xb099
		>;
		bootph-pre-ram;
	};

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b899
			MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b899
		>;
		bootph-pre-ram;
	};

	pinctrl_i2c1_recovery: i2c1recoverygrp {
		fsl,pins = <
			MX6QDL_PAD_CSI0_DAT8__GPIO5_IO26 0x4001b899
			MX6QDL_PAD_CSI0_DAT9__GPIO5_IO27 0x4001b899
		>;
	};

	pinctrl_pmic: pmicgrp {
		fsl,pins = <
			MX6QDL_PAD_NANDF_RB0__GPIO6_IO10 0x1b099 /* PMIC irq */
		>;
	};

Annotation

Implementation Notes