arch/arm/boot/dts/ti/omap/am335x-baltos-ir3220.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/am335x-baltos-ir3220.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/am335x-baltos-ir3220.dts
Extension
.dts
Size
5578 bytes
Lines
274
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
/*
 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
 */

/*
 * VScom OnRISC
 * https://www.vscom.de
 */

/dts-v1/;

#include "am335x-baltos.dtsi"
#include "am335x-baltos-leds.dtsi"

/ {
	model = "OnRISC Baltos iR 3220";
};

&am33xx_pinmux {
	tca6416_pins: tca6416-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_INPUT_PULLUP, MUX_MODE7)      /* xdma_event_intr1.gpio0[20] tca6416 stuff */
		>;
	};

	uart1_pins: uart1-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_INPUT, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLDOWN, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
			AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT_PULLDOWN, MUX_MODE7)      /* lcd_vsync.gpio2[22] DTR */
			AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7)      /* lcd_hsync.gpio2[23] DSR */
			AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7)      /* lcd_pclk.gpio2[24] DCD */
			AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)      /* lcd_ac_bias_en.gpio2[25] RI */
		>;
	};

	uart2_pins: uart2-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT, MUX_MODE1)      /* spi0_sclk.uart2_rxd_mux3 */
			AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_OUTPUT, MUX_MODE1)      /* spi0_d0.uart2_txd_mux3 */
			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLDOWN, MUX_MODE2)      /* i2c0_sda.uart2_ctsn_mux0 */
			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_OUTPUT_PULLDOWN, MUX_MODE2)      /* i2c0_scl.uart2_rtsn_mux0 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT_PULLDOWN, MUX_MODE7)      /* gpmc_ad12.gpio1[12] DTR */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLDOWN, MUX_MODE7)      /* gpmc_ad13.gpio1[13] DSR */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7)      /* gpmc_ad14.gpio1[14] DCD */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLDOWN, MUX_MODE7)     /* gpmc_ad15.gpio1[15] RI */

			AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_INPUT_PULLUP, MUX_MODE7)      /* mcasp0_aclkr.gpio3[18], INPUT_PULLDOWN | MODE7 */
		>;
	};

	mmc1_pins: mmc1-pins {
		pinctrl-single,pins = <
			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT, MUX_MODE7)     /* MMC1 CD */
		>;
	};
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;
	dtr-gpios = <&gpio2 22 GPIO_ACTIVE_LOW>;
	dsr-gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
	dcd-gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
	rng-gpios = <&gpio2 25 GPIO_ACTIVE_LOW>;

	status = "okay";

Annotation

Implementation Notes