arch/arm/boot/dts/at91sam9x5_usart3.dtsi

   1 /*
   2  * at91sam9x5_usart3.dtsi - Device Tree Include file for AT91SAM9x5 SoC with
   3  * 4 USART.
   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
  13 / {
  14         ahb {
  15                 apb {
  16                         pinctrl@fffff400 {
  17                                 usart3 {
  18                                         pinctrl_usart3: usart3-0 {
  19                                                 atmel,pins =
  20                                                         <AT91_PIOC 22 AT91_PERIPH_B AT91_PINCTRL_PULL_UP        /* PC22 periph B with pullup */
  21                                                          AT91_PIOC 23 AT91_PERIPH_B AT91_PINCTRL_NONE>;         /* PC23 periph B */
  22                                         };
  23
  24                                         pinctrl_usart3_rts: usart3_rts-0 {
  25                                                 atmel,pins =
  26                                                         <AT91_PIOC 24 AT91_PERIPH_B AT91_PINCTRL_NONE>;         /* PC24 periph B */
  27                                         };
  28
  29                                         pinctrl_usart3_cts: usart3_cts-0 {
  30                                                 atmel,pins =
  31                                                         <AT91_PIOC 25 AT91_PERIPH_B AT91_PINCTRL_NONE>;         /* PC25 periph B */
  32                                         };
  33
  34                                         pinctrl_usart3_sck: usart3_sck-0 {
  35                                                 atmel,pins =
  36                                                         <AT91_PIOC 26 AT91_PERIPH_B AT91_PINCTRL_NONE>;         /* PC26 periph B */
  37                                         };
  38                                 };
  39                         };
  40
  41                         usart3: serial@f8028000 {
  42                                 compatible = "atmel,at91sam9260-usart";
  43                                 reg = <0xf8028000 0x200>;
  44                                 interrupts = <8 IRQ_TYPE_LEVEL_HIGH 5>;
  45                                 pinctrl-names = "default";
  46                                 pinctrl-0 = <&pinctrl_usart3>;
  47                                 status = "disabled";
  48                         };
  49                 };
  50         };
  51 };