arch/arm/boot/dts/ti/omap/logicpd-som-lv.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/logicpd-som-lv.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/logicpd-som-lv.dtsi
Extension
.dtsi
Size
8700 bytes
Lines
296
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-only

#include <dt-bindings/input/input.h>

/ {
	cpus {
		cpu@0 {
			cpu0-supply = <&vcc>;
		};
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0>;
	};

	wl12xx_vmmc: wl12xx_vmmc {
		compatible = "regulator-fixed";
		regulator-name = "vwl1271";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		gpio = <&gpio1 3 0>;   /* gpio_3 */
		startup-delay-us = <70000>;
		enable-active-high;
		vin-supply = <&vaux3>;
	};

	/* HS USB Host PHY on PORT 1 */
	hsusb2_phy: hsusb2_phy {
		pinctrl-names = "default";
		pinctrl-0 = <&hsusb2_reset_pin>;
		compatible = "usb-nop-xceiv";
		reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; /* gpio_4 */
		#phy-cells = <0>;
	};

	/* fixed 26MHz oscillator */
	hfclk_26m: oscillator {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <26000000>;
	};
};

&gpmc {
	ranges = <0 0 0x30000000 0x1000000>;	/* CS0: 16MB for NAND */

	nand@0,0 {
		compatible = "ti,omap2-nand";
		reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
		interrupt-parent = <&gpmc>;
		interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
			     <1 IRQ_TYPE_NONE>;	/* termcount */
		nand-bus-width = <16>;
		ti,nand-ecc-opt = "bch8";
		rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
		gpmc,sync-clk-ps = <0>;
		gpmc,cs-on-ns = <0>;
		gpmc,cs-rd-off-ns = <44>;
		gpmc,cs-wr-off-ns = <44>;
		gpmc,adv-on-ns = <6>;
		gpmc,adv-rd-off-ns = <34>;
		gpmc,adv-wr-off-ns = <44>;
		gpmc,we-off-ns = <40>;
		gpmc,oe-off-ns = <54>;
		gpmc,access-ns = <64>;
		gpmc,rd-cycle-ns = <82>;
		gpmc,wr-cycle-ns = <82>;
		gpmc,wr-access-ns = <40>;
		gpmc,wr-data-mux-bus-ns = <0>;

Annotation

Implementation Notes