xref: /openbmc/u-boot/arch/arm/dts/sama5d3_uart.dtsi (revision 90c08fa0)
1/*
2 * sama5d3_uart.dtsi - Device Tree Include file for SAMA5D3 SoC with
3 * UART support
4 *
5 * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
6 *
7 * Licensed under GPLv2.
8 */
9
10#include <dt-bindings/pinctrl/at91.h>
11#include <dt-bindings/interrupt-controller/irq.h>
12#include <dt-bindings/clock/at91.h>
13
14/ {
15	aliases {
16		serial5 = &uart0;
17		serial6 = &uart1;
18	};
19
20	ahb {
21		apb {
22			pinctrl@fffff200 {
23				uart0 {
24					pinctrl_uart0: uart0-0 {
25						atmel,pins =
26							<AT91_PIOC 29 AT91_PERIPH_A AT91_PINCTRL_NONE	/* PC29 periph A, conflicts with PWMFI2, ISI_D8 */
27							 AT91_PIOC 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;	/* PC30 periph A with pullup, conflicts with ISI_PCK */
28					};
29				};
30
31				uart1 {
32					pinctrl_uart1: uart1-0 {
33						atmel,pins =
34							<AT91_PIOA 30 AT91_PERIPH_B AT91_PINCTRL_NONE	/* PA30 periph B, conflicts with TWD0, ISI_VSYNC */
35							 AT91_PIOA 31 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;	/* PA31 periph B with pullup, conflicts with TWCK0, ISI_HSYNC */
36					};
37				};
38			};
39
40			pmc: pmc@fffffc00 {
41				periphck {
42					uart0_clk: uart0_clk@16 {
43						#clock-cells = <0>;
44						reg = <16>;
45						atmel,clk-output-range = <0 66000000>;
46					};
47
48					uart1_clk: uart1_clk@17 {
49						#clock-cells = <0>;
50						reg = <17>;
51						atmel,clk-output-range = <0 66000000>;
52					};
53				};
54			};
55
56			uart0: serial@f0024000 {
57				compatible = "atmel,at91sam9260-usart";
58				reg = <0xf0024000 0x200>;
59				interrupts = <16 IRQ_TYPE_LEVEL_HIGH 5>;
60				pinctrl-names = "default";
61				pinctrl-0 = <&pinctrl_uart0>;
62				clocks = <&uart0_clk>;
63				clock-names = "usart";
64				status = "disabled";
65			};
66
67			uart1: serial@f8028000 {
68				compatible = "atmel,at91sam9260-usart";
69				reg = <0xf8028000 0x200>;
70				interrupts = <17 IRQ_TYPE_LEVEL_HIGH 5>;
71				pinctrl-names = "default";
72				pinctrl-0 = <&pinctrl_uart1>;
73				clocks = <&uart1_clk>;
74				clock-names = "usart";
75				status = "disabled";
76			};
77		};
78	};
79};
80