arch/arm/boot/dts/sama5d3_uart.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * sama5d3_uart.dtsi - Device Tree Include file for SAMA5D3 SoC with
   4  * UART support
   5  *
   6  * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
   7  */
   8
   9 #include <dt-bindings/pinctrl/at91.h>
  10 #include <dt-bindings/interrupt-controller/irq.h>
  11 #include <dt-bindings/clock/at91.h>
  12 #include <dt-bindings/mfd/at91-usart.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_PULL_UP        /* conflicts with PWMFI2, ISI_D8 */
  27                                                          AT91_PIOC 30 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* 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_PULL_UP        /* conflicts with TWD0, ISI_VSYNC */
  35                                                          AT91_PIOA 31 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* conflicts with TWCK0, ISI_HSYNC */
  36                                         };
  37                                 };
  38                         };
  39
  40                         uart0: serial@f0024000 {
  41                                 compatible = "atmel,at91sam9260-usart";
  42                                 reg = <0xf0024000 0x100>;
  43                                 atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
  44                                 interrupts = <16 IRQ_TYPE_LEVEL_HIGH 5>;
  45                                 pinctrl-names = "default";
  46                                 pinctrl-0 = <&pinctrl_uart0>;
  47                                 clocks = <&pmc PMC_TYPE_PERIPHERAL 16>;
  48                                 clock-names = "usart";
  49                                 status = "disabled";
  50                         };
  51
  52                         uart1: serial@f8028000 {
  53                                 compatible = "atmel,at91sam9260-usart";
  54                                 reg = <0xf8028000 0x100>;
  55                                 atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
  56                                 interrupts = <17 IRQ_TYPE_LEVEL_HIGH 5>;
  57                                 pinctrl-names = "default";
  58                                 pinctrl-0 = <&pinctrl_uart1>;
  59                                 clocks = <&pmc PMC_TYPE_PERIPHERAL 17>;
  60                                 clock-names = "usart";
  61                                 status = "disabled";
  62                         };
  63                 };
  64         };
  65 };