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Wenyou Yang35736f52017-03-24 09:18:41 +08001/*
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};