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

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board
   4  *
   5  * Copyright (C) 2014 Gaël PORTAY <g.portay@overkiz.com>
   6  */
   7 /dts-v1/;
   8 #include "at91sam9g25.dtsi"
   9 #include <dt-bindings/pwm/pwm.h>
  10
  11 / {
  12         model = "Overkiz Kizbox mini";
  13         compatible = "overkiz,kizboxmini", "atmel,at91sam9g25", "atmel,at91sam9x5", "atmel,at91sam9";
  14
  15         chosen {
  16                 bootargs = "ubi.mtd=ubi";
  17                 stdout-path = &dbgu;
  18         };
  19
  20         memory {
  21                 reg = <0x20000000 0x8000000>;
  22         };
  23
  24         clocks {
  25                 slow_xtal {
  26                         clock-frequency = <32768>;
  27                 };
  28
  29                 main_xtal {
  30                         clock-frequency = <12000000>;
  31                 };
  32         };
  33
  34         ahb {
  35                 nand0: nand@40000000 {
  36                         nand-bus-width = <8>;
  37                         nand-ecc-mode = "hw";
  38                         atmel,has-pmecc;
  39                         atmel,pmecc-cap = <4>;
  40                         atmel,pmecc-sector-size = <512>;
  41                         nand-on-flash-bbt;
  42                         status = "okay";
  43                 };
  44         };
  45
  46         gpio_keys {
  47                 compatible = "gpio-keys";
  48                 #address-cells = <1>;
  49                 #size-cells = <0>;
  50
  51                 prog {
  52                         label = "PB_PROG";
  53                         gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
  54                         linux,code = <0x102>;
  55                         wakeup-source;
  56                 };
  57
  58                 reset {
  59                         label = "PB_RST";
  60                         gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
  61                         linux,code = <0x100>;
  62                         wakeup-source;
  63                 };
  64         };
  65
  66         pwm_leds {
  67                 compatible = "pwm-leds";
  68
  69                 green {
  70                         label = "pwm:green:user";
  71                         pwms = <&pwm0 0 10000000 0>;
  72                         max-brightness = <255>;
  73                         linux,default-trigger = "default-on";
  74                 };
  75
  76                 red {
  77                         label = "pwm:red:user";
  78                         pwms = <&pwm0 1 10000000 0>;
  79                         max-brightness = <255>;
  80                         linux,default-trigger = "default-on";
  81                 };
  82         };
  83 };
  84
  85 &dbgu {
  86         status = "okay";
  87 };
  88
  89 &ebi {
  90         pinctrl-0 = <&pinctrl_ebi_addr_nand
  91                      &pinctrl_ebi_data_0_7>;
  92         pinctrl-names = "default";
  93         status = "okay";
  94
  95         nand-controller {
  96                 pinctrl-0 = <&pinctrl_nand_oe_we
  97                              &pinctrl_nand_cs
  98                              &pinctrl_nand_rb>;
  99                 pinctrl-names = "default";
 100                 status = "okay";
 101
 102                 nand@3 {
 103                         reg = <0x3 0x0 0x800000>;
 104                         rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
 105                         cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
 106                         nand-bus-width = <8>;
 107                         nand-ecc-mode = "hw";
 108                         nand-ecc-strength = <4>;
 109                         nand-ecc-step-size = <512>;
 110                         nand-on-flash-bbt;
 111                         label = "atmel_nand";
 112
 113                         partitions {
 114                                 compatible = "fixed-partitions";
 115                                 #address-cells = <1>;
 116                                 #size-cells = <1>;
 117
 118                                 bootstrap@0 {
 119                                         label = "bootstrap";
 120                                         reg = <0x0 0x20000>;
 121                                 };
 122
 123                                 ubi@20000 {
 124                                         label = "ubi";
 125                                         reg = <0x20000 0x7fe0000>;
 126                                 };
 127                         };
 128                 };
 129         };
 130 };
 131
 132 &macb0 {
 133         phy-mode = "rmii";
 134         status = "okay";
 135 };
 136
 137 &pwm0 {
 138         pinctrl-names = "default";
 139         pinctrl-0 = <&pinctrl_pwm0_pwm0_1
 140                      &pinctrl_pwm0_pwm1_1>;
 141         status = "okay";
 142 };
 143
 144 &tcb0 {
 145         timer@0 {
 146                 compatible = "atmel,tcb-timer";
 147                 reg = <0>;
 148         };
 149
 150         timer@1 {
 151                 compatible = "atmel,tcb-timer";
 152                 reg = <1>;
 153         };
 154 };
 155
 156 &usart0 {
 157         status = "okay";
 158 };
 159
 160 &usb0 {
 161         num-ports = <1>;
 162         status = "okay";
 163 };
 164
 165 &usb1 {
 166         status = "okay";
 167 };
 168
 169 &watchdog {
 170         status = "okay";
 171 };