xref: /linux/scripts/dtc/include-prefixes/arm/microchip/at91sam9x5_usart3.dtsi (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)
1*724ba675SRob Herring// SPDX-License-Identifier: GPL-2.0-only
2*724ba675SRob Herring/*
3*724ba675SRob Herring * at91sam9x5_usart3.dtsi - Device Tree Include file for AT91SAM9x5 SoC with
4*724ba675SRob Herring * 4 USART.
5*724ba675SRob Herring *
6*724ba675SRob Herring * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
7*724ba675SRob Herring */
8*724ba675SRob Herring
9*724ba675SRob Herring#include <dt-bindings/pinctrl/at91.h>
10*724ba675SRob Herring#include <dt-bindings/interrupt-controller/irq.h>
11*724ba675SRob Herring#include <dt-bindings/mfd/at91-usart.h>
12*724ba675SRob Herring
13*724ba675SRob Herring/ {
14*724ba675SRob Herring	aliases {
15*724ba675SRob Herring		serial4 = &usart3;
16*724ba675SRob Herring	};
17*724ba675SRob Herring
18*724ba675SRob Herring	ahb {
19*724ba675SRob Herring		apb {
20*724ba675SRob Herring			pinctrl@fffff400 {
21*724ba675SRob Herring				usart3 {
22*724ba675SRob Herring					pinctrl_usart3: usart3-0 {
23*724ba675SRob Herring						atmel,pins =
24*724ba675SRob Herring							<AT91_PIOC 22 AT91_PERIPH_B AT91_PINCTRL_NONE
25*724ba675SRob Herring							 AT91_PIOC 23 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
26*724ba675SRob Herring					};
27*724ba675SRob Herring
28*724ba675SRob Herring					pinctrl_usart3_rts: usart3_rts-0 {
29*724ba675SRob Herring						atmel,pins =
30*724ba675SRob Herring							<AT91_PIOC 24 AT91_PERIPH_B AT91_PINCTRL_NONE>;		/* PC24 periph B */
31*724ba675SRob Herring					};
32*724ba675SRob Herring
33*724ba675SRob Herring					pinctrl_usart3_cts: usart3_cts-0 {
34*724ba675SRob Herring						atmel,pins =
35*724ba675SRob Herring							<AT91_PIOC 25 AT91_PERIPH_B AT91_PINCTRL_NONE>;		/* PC25 periph B */
36*724ba675SRob Herring					};
37*724ba675SRob Herring
38*724ba675SRob Herring					pinctrl_usart3_sck: usart3_sck-0 {
39*724ba675SRob Herring						atmel,pins =
40*724ba675SRob Herring							<AT91_PIOC 26 AT91_PERIPH_B AT91_PINCTRL_NONE>;		/* PC26 periph B */
41*724ba675SRob Herring					};
42*724ba675SRob Herring				};
43*724ba675SRob Herring			};
44*724ba675SRob Herring
45*724ba675SRob Herring			usart3: serial@f8028000 {
46*724ba675SRob Herring				compatible = "atmel,at91sam9260-usart";
47*724ba675SRob Herring				reg = <0xf8028000 0x200>;
48*724ba675SRob Herring				atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
49*724ba675SRob Herring				interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>;
50*724ba675SRob Herring				pinctrl-names = "default";
51*724ba675SRob Herring				pinctrl-0 = <&pinctrl_usart3>;
52*724ba675SRob Herring				dmas = <&dma1 1 AT91_DMA_CFG_PER_ID(14)>,
53*724ba675SRob Herring				       <&dma1 1 (AT91_DMA_CFG_PER_ID(15) | AT91_DMA_CFG_FIFOCFG_ASAP)>;
54*724ba675SRob Herring				dma-names = "tx", "rx";
55*724ba675SRob Herring				clocks = <&pmc PMC_TYPE_PERIPHERAL 8>;
56*724ba675SRob Herring				clock-names = "usart";
57*724ba675SRob Herring				status = "disabled";
58*724ba675SRob Herring			};
59*724ba675SRob Herring		};
60*724ba675SRob Herring	};
61*724ba675SRob Herring};
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