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                 apb {
  36                         tcb0: timer@f8008000 {
  37                                 timer@0 {
  38                                         compatible = "atmel,tcb-timer";
  39                                         reg = <0>;
  40                                 };
  41
  42                                 timer@1 {
  43                                         compatible = "atmel,tcb-timer";
  44                                         reg = <1>;
  45                                 };
  46                         };
  47
  48                         usart0: serial@f801c000 {
  49                                 status = "okay";
  50                         };
  51
  52                         macb0: ethernet@f802c000 {
  53                                 phy-mode = "rmii";
  54                                 status = "okay";
  55                         };
  56
  57                         pwm0: pwm@f8034000 {
  58                                 pinctrl-names = "default";
  59                                 pinctrl-0 = <&pinctrl_pwm0_pwm0_1
  60                                              &pinctrl_pwm0_pwm1_1>;
  61                                 status = "okay";
  62                         };
  63
  64                         dbgu: serial@fffff200 {
  65                                 status = "okay";
  66                         };
  67
  68                         watchdog@fffffe40 {
  69                                 status = "okay";
  70                         };
  71                 };
  72
  73                 usb0: ohci@600000 {
  74                         num-ports = <1>;
  75                         status = "okay";
  76                 };
  77
  78                 usb1: ehci@700000 {
  79                         status = "okay";
  80                 };
  81
  82                 ebi: ebi@10000000 {
  83                         pinctrl-0 = <&pinctrl_ebi_addr_nand
  84                                      &pinctrl_ebi_data_0_7>;
  85                         pinctrl-names = "default";
  86                         status = "okay";
  87
  88                         nand_controller: nand-controller {
  89                                 status = "okay";
  90                                 pinctrl-0 = <&pinctrl_nand_oe_we
  91                                              &pinctrl_nand_cs
  92                                              &pinctrl_nand_rb>;
  93                                 pinctrl-names = "default";
  94
  95                                 nand@3 {
  96                                         reg = <0x3 0x0 0x800000>;
  97                                         rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
  98                                         cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
  99                                         nand-bus-width = <8>;
 100                                         nand-ecc-mode = "hw";
 101                                         nand-ecc-strength = <4>;
 102                                         nand-ecc-step-size = <512>;
 103                                         nand-on-flash-bbt;
 104                                         label = "atmel_nand";
 105
 106                                         partitions {
 107                                                 compatible = "fixed-partitions";
 108                                                 #address-cells = <1>;
 109                                                 #size-cells = <1>;
 110
 111                                                 bootstrap@0 {
 112                                                         label = "bootstrap";
 113                                                         reg = <0x0 0x20000>;
 114                                                 };
 115
 116                                                 ubi@20000 {
 117                                                         label = "ubi";
 118                                                         reg = <0x20000 0x7fe0000>;
 119                                                 };
 120                                         };
 121                                 };
 122                         };
 123                 };
 124
 125                 nand0: nand@40000000 {
 126                         nand-bus-width = <8>;
 127                         nand-ecc-mode = "hw";
 128                         atmel,has-pmecc;
 129                         atmel,pmecc-cap = <4>;
 130                         atmel,pmecc-sector-size = <512>;
 131                         nand-on-flash-bbt;
 132                         status = "okay";
 133
 134                 };
 135         };
 136
 137         gpio_keys {
 138                 compatible = "gpio-keys";
 139                 #address-cells = <1>;
 140                 #size-cells = <0>;
 141
 142                 prog {
 143                         label = "PB_PROG";
 144                         gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
 145                         linux,code = <0x102>;
 146                         wakeup-source;
 147                 };
 148
 149                 reset {
 150                         label = "PB_RST";
 151                         gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
 152                         linux,code = <0x100>;
 153                         wakeup-source;
 154                 };
 155         };
 156
 157         pwm_leds {
 158                 compatible = "pwm-leds";
 159
 160                 green {
 161                         label = "pwm:green:user";
 162                         pwms = <&pwm0 0 10000000 0>;
 163                         max-brightness = <255>;
 164                         linux,default-trigger = "default-on";
 165                 };
 166
 167                 red {
 168                         label = "pwm:red:user";
 169                         pwms = <&pwm0 1 10000000 0>;
 170                         max-brightness = <255>;
 171                         linux,default-trigger = "default-on";
 172                 };
 173         };
 174 };