arch/arm/boot/dts/at91-sama5d4_ma5d4.dtsi

   1 /*
   2  * Copyright (C) 2015 Marek Vasut <marex@denx.de>
   3  *
   4  * The code contained herein is licensed under the GNU General Public
   5  * License. You may obtain a copy of the GNU General Public License
   6  * Version 2 or later at the following locations:
   7  *
   8  * http://www.opensource.org/licenses/gpl-license.html
   9  * http://www.gnu.org/copyleft/gpl.html
  10  */
  11
  12 #include "sama5d4.dtsi"
  13
  14 / {
  15         model = "DENX MA5D4";
  16         compatible = "denx,ma5d4", "atmel,sama5d4", "atmel,sama5";
  17
  18         memory {
  19                 reg = <0x20000000 0x10000000>;
  20         };
  21
  22         clocks {
  23                 slow_xtal {
  24                         clock-frequency = <32768>;
  25                 };
  26
  27                 main_xtal {
  28                         clock-frequency = <12000000>;
  29                 };
  30
  31                 clk20m: clk20m {
  32                         compatible = "fixed-clock";
  33                         #clock-cells = <0>;
  34                         clock-frequency = <20000000>;
  35                         clock-output-names = "clk20m";
  36                 };
  37         };
  38
  39         ahb {
  40                 apb {
  41                         mmc0: mmc@f8000000 {
  42                                 pinctrl-names = "default";
  43                                 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_dat4_7>;
  44                                 vmmc-supply = <&vcc_mmc0_reg>;
  45                                 vqmmc-supply = <&vcc_3v3_reg>;
  46                                 status = "okay";
  47                                 slot@0 {
  48                                         reg = <0>;
  49                                         bus-width = <8>;
  50                                         broken-cd;
  51                                 };
  52                         };
  53
  54                         spi0: spi@f8010000 {
  55                                 cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
  56                                 status = "okay";
  57
  58                                 m25p80@0 {
  59                                         compatible = "atmel,at25df321a";
  60                                         spi-max-frequency = <50000000>;
  61                                         reg = <0>;
  62                                 };
  63                         };
  64
  65                         i2c0: i2c@f8014000 {
  66                                 status = "okay";
  67                         };
  68
  69                         spi1: spi@fc018000 {
  70                                 cs-gpios = <&pioB 22 0>, <&pioB 23 0>, <0>, <0>;
  71                                 status = "okay";
  72
  73                                 can0: can@0 {
  74                                         compatible = "microchip,mcp2515";
  75                                         reg = <0>;
  76                                         clocks = <&clk20m>;
  77                                         interrupt-parent = <&pioE>;
  78                                         interrupts = <6 GPIO_ACTIVE_LOW>;
  79                                         spi-max-frequency = <10000000>;
  80                                 };
  81
  82                                 can1: can@1 {
  83                                         compatible = "microchip,mcp2515";
  84                                         reg = <1>;
  85                                         clocks = <&clk20m>;
  86                                         interrupt-parent = <&pioE>;
  87                                         interrupts = <7 GPIO_ACTIVE_LOW>;
  88                                         spi-max-frequency = <10000000>;
  89                                 };
  90                         };
  91
  92                         adc0: adc@fc034000 {
  93                                 pinctrl-names = "default";
  94                                 pinctrl-0 = <
  95                                         /* external trigger conflicts with USBA_VBUS */
  96                                         &pinctrl_adc0_ad0
  97                                         &pinctrl_adc0_ad1
  98                                         &pinctrl_adc0_ad2
  99                                         &pinctrl_adc0_ad3
 100                                         &pinctrl_adc0_ad4
 101                                         >;
 102                                 atmel,adc-vref = <3300>;
 103                                 status = "okay";
 104                         };
 105
 106                         watchdog@fc068640 {
 107                                 status = "okay";
 108                         };
 109                 };
 110         };
 111
 112         vcc_3v3_reg: fixedregulator_3v3 {
 113                 compatible = "regulator-fixed";
 114                 regulator-name = "VCC 3V3";
 115                 regulator-min-microvolt = <3300000>;
 116                 regulator-max-microvolt = <3300000>;
 117                 regulator-boot-on;
 118                 regulator-always-on;
 119         };
 120
 121         vcc_mmc0_reg: fixedregulator_mmc0 {
 122                 compatible = "regulator-fixed";
 123                 gpio = <&pioE 15 GPIO_ACTIVE_HIGH>;
 124                 regulator-name = "RST_n MCI0";
 125                 regulator-min-microvolt = <3300000>;
 126                 regulator-max-microvolt = <3300000>;
 127                 vin-supply = <&vcc_3v3_reg>;
 128                 regulator-boot-on;
 129         };
 130 };