// SPDX-License-Identifier: GPL-2.0-only /* * at91sam9x5_usart3.dtsi - Device Tree Include file for AT91SAM9x5 SoC with * 4 USART. * * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com> */ #include <dt-bindings/pinctrl/at91.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/mfd/at91-usart.h> / { aliases { serial4 = &usart3; }; ahb { apb { pinctrl@fffff400 { usart3 { pinctrl_usart3: usart3-0 { atmel,pins = <AT91_PIOC 22 AT91_PERIPH_B AT91_PINCTRL_NONE AT91_PIOC 23 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; }; pinctrl_usart3_rts: usart3_rts-0 { atmel,pins = <AT91_PIOC 24 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC24 periph B */ }; pinctrl_usart3_cts: usart3_cts-0 { atmel,pins = <AT91_PIOC 25 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC25 periph B */ }; pinctrl_usart3_sck: usart3_sck-0 { atmel,pins = <AT91_PIOC 26 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC26 periph B */ }; }; }; usart3: serial@f8028000 { compatible = "atmel,at91sam9260-usart"; reg = <0xf8028000 0x200>; atmel,usart-mode = <AT91_USART_MODE_SERIAL>; interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usart3>; dmas = <&dma1 1 AT91_DMA_CFG_PER_ID(14)>, <&dma1 1 (AT91_DMA_CFG_PER_ID(15) | AT91_DMA_CFG_FIFOCFG_ASAP)>; dma-names = "tx", "rx"; clocks = <&pmc PMC_TYPE_PERIPHERAL 8>; clock-names = "usart"; status = "disabled"; }; }; }; };