arch/arm/boot/dts/at91-kizboxmini-common.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board
   4  *
   5  * Copyright (C) 2014-2018 Overkiz SAS
   6  *   Author: Antoine Aubert <a.aubert@overkiz.com>
   7  *           Gaël Portay <g.portay@overkiz.com>
   8  *           Kévin Raymond <k.raymond@overkiz.com>
   9  *           Dorian Rocipon <d.rocipon@overkiz.com>
  10  */
  11 #include "at91sam9g25.dtsi"
  12
  13 / {
  14         chosen {
  15                 bootargs = "ubi.mtd=ubi";
  16                 stdout-path = &dbgu;
  17         };
  18
  19         memory@20000000 {
  20                 reg = <0x20000000 0x8000000>;
  21         };
  22
  23         clocks {
  24                 main_xtal {
  25                         clock-frequency = <12000000>;
  26                 };
  27
  28                 slow_xtal {
  29                         clock-frequency = <32768>;
  30                 };
  31
  32                 adc_op_clk {
  33                         status = "disabled";
  34                 };
  35         };
  36
  37         gpio_keys {
  38                 compatible = "gpio-keys";
  39
  40                 key-prog {
  41                         label = "PB_PROG";
  42                         gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
  43                         linux,code = <0x102>;
  44                         wakeup-source;
  45                 };
  46
  47                 key-reset {
  48                         label = "PB_RST";
  49                         gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
  50                         linux,code = <0x100>;
  51                         wakeup-source;
  52                 };
  53         };
  54
  55         leds: led-controller-1 {
  56                 compatible = "pwm-leds";
  57
  58                 led_blue: led-1 {
  59                         label = "pwm:blue:user";
  60                         pwms = <&pwm0 2 10000000 0>;
  61                         max-brightness = <255>;
  62                         linux,default-trigger = "none";
  63                         status = "disabled";
  64                 };
  65
  66                 led_green: led-2 {
  67                         label = "pwm:green:user";
  68                         pwms = <&pwm0 0 10000000 0>;
  69                         max-brightness = <255>;
  70                         linux,default-trigger = "default-on";
  71                 };
  72
  73                 led_red: led-3 {
  74                         label = "pwm:red:user";
  75                         pwms = <&pwm0 1 10000000 0>;
  76                         max-brightness = <255>;
  77                         linux,default-trigger = "default-on";
  78                 };
  79         };
  80 };
  81
  82 &usart0 {
  83         atmel,use-dma-rx;
  84         atmel,use-dma-tx;
  85         status = "okay";
  86 };
  87
  88 &macb0 {
  89         phy-mode = "rmii";
  90         status = "okay";
  91 };
  92
  93 &pwm0 {
  94         pinctrl-names = "default";
  95         pinctrl-0 = <&pinctrl_pwm0_pwm0_1
  96                      &pinctrl_pwm0_pwm1_1
  97                      &pinctrl_pwm0_pwm2_1>;
  98         status = "okay";
  99 };
 100
 101 &dbgu {
 102         status = "okay";
 103 };
 104
 105 &watchdog {
 106         status = "okay";
 107 };
 108
 109 &adc0 {
 110         status = "disabled";
 111 };
 112
 113 &rtc {
 114         status = "disabled";
 115 };
 116
 117 &ebi {
 118         pinctrl-0 = <&pinctrl_ebi_addr_nand
 119                         &pinctrl_ebi_data_0_7>;
 120         pinctrl-names = "default";
 121         status = "okay";
 122 };
 123
 124 &nand_controller {
 125         status = "okay";
 126         pinctrl-0 = <&pinctrl_nand_oe_we
 127                      &pinctrl_nand_cs
 128                      &pinctrl_nand_rb>;
 129         pinctrl-names = "default";
 130
 131         nand@3 {
 132                 reg = <0x3 0x0 0x800000>;
 133                 rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
 134                 cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
 135                 nand-bus-width = <8>;
 136                 nand-ecc-mode = "hw";
 137                 nand-ecc-strength = <4>;
 138                 nand-ecc-step-size = <512>;
 139                 nand-on-flash-bbt;
 140                 label = "atmel_nand";
 141
 142                 partitions {
 143                         compatible = "fixed-partitions";
 144                         #address-cells = <1>;
 145                         #size-cells = <1>;
 146
 147                         bootstrap@0 {
 148                                 label = "bootstrap";
 149                                 reg = <0x0 0x20000>;
 150                         };
 151
 152                         ubi@20000 {
 153                                 label = "ubi";
 154                                 reg = <0x20000 0x7fe0000>;
 155                         };
 156                 };
 157         };
 158 };
 159
 160 &usb0 {
 161         num-ports = <1>;
 162         status = "okay";
 163 };
 164
 165 &usb1 {
 166         status = "okay";
 167 };
 168