arch/arm/boot/dts/st/ste-dbx5x0-pinctrl.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/ste-dbx5x0-pinctrl.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/ste-dbx5x0-pinctrl.dtsi
Extension
.dtsi
Size
14988 bytes
Lines
700
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 Linaro Ltd.
 */

#include "ste-nomadik-pinctrl.dtsi"

&pinctrl {
	/* Settings for all UART default and sleep states */
	uart0 {
		u0_a_1_default: u0_a_1_default {
			default_mux {
				function = "u0";
				groups = "u0_a_1";
			};
			default_cfg1 {
				pins = "GPIO0_AJ5", "GPIO2_AH4"; /* CTS+RXD */
				ste,config = <&in_pu>;
			};
			default_cfg2 {
				pins = "GPIO1_AJ3", "GPIO3_AH3"; /* RTS+TXD */
				ste,config = <&out_hi>;
			};
		};

		u0_a_1_sleep: u0_a_1_sleep {
			sleep_cfg1 {
				pins = "GPIO0_AJ5", "GPIO2_AH4"; /* CTS+RXD */
				ste,config = <&slpm_in_wkup_pdis>;
			};
			sleep_cfg2 {
				pins = "GPIO1_AJ3"; /* RTS */
				ste,config = <&slpm_out_hi_wkup_pdis>;
			};
			sleep_cfg3 {
				pins = "GPIO3_AH3"; /* TXD */
				ste,config = <&slpm_out_wkup_pdis>;
			};
		};
	};

	uart1 {
		u1rxtx_a_1_default: u1rxtx_a_1_default {
			default_mux {
				function = "u1";
				groups = "u1rxtx_a_1";
			};
			default_cfg1 {
				pins = "GPIO4_AH6"; /* RXD */
				ste,config = <&in_pu>;
			};
			default_cfg2 {
				pins = "GPIO5_AG6"; /* TXD */
				ste,config = <&out_hi>;
			};
		};

		u1rxtx_a_1_sleep: u1rxtx_a_1_sleep {
			sleep_cfg1 {
				pins = "GPIO4_AH6"; /* RXD */
				ste,config = <&slpm_in_wkup_pdis>;
			};
			sleep_cfg2 {
				pins = "GPIO5_AG6"; /* TXD */
				ste,config = <&slpm_out_wkup_pdis>;
			};
		};

		u1ctsrts_a_1_default: u1ctsrts_a_1_default {
			default_mux {

Annotation

Implementation Notes