| // 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"; |
| }; |
| }; |
| }; |
| }; |
