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 {
  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                 #address-cells = <1>;
  40                 #size-cells = <0>;
  41
  42                 prog {
  43                         label = "PB_PROG";
  44                         gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
  45                         linux,code = <0x102>;
  46                         wakeup-source;
  47                 };
  48
  49                 reset {
  50                         label = "PB_RST";
  51                         gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
  52                         linux,code = <0x100>;
  53                         wakeup-source;
  54                 };
  55         };
  56
  57         leds: pwm_leds {
  58                 compatible = "pwm-leds";
  59
  60                 led_blue: pwm_blue {
  61                         label = "pwm:blue:user";
  62                         pwms = <&pwm0 2 10000000 0>;
  63                         max-brightness = <255>;
  64                         linux,default-trigger = "none";
  65                         status = "disabled";
  66                 };
  67
  68                 led_green: pwm_green {
  69                         label = "pwm:green:user";
  70                         pwms = <&pwm0 0 10000000 0>;
  71                         max-brightness = <255>;
  72                         linux,default-trigger = "default-on";
  73                 };
  74
  75                 led_red: pwm_red {
  76                         label = "pwm:red:user";
  77                         pwms = <&pwm0 1 10000000 0>;
  78                         max-brightness = <255>;
  79                         linux,default-trigger = "default-on";
  80                 };
  81         };
  82 };
  83
  84 &usart0 {
  85         atmel,use-dma-rx;
  86         atmel,use-dma-tx;
  87         status = "okay";
  88 };
  89
  90 &macb0 {
  91         phy-mode = "rmii";
  92         status = "okay";
  93 };
  94
  95 &pwm0 {
  96         pinctrl-names = "default";
  97         pinctrl-0 = <&pinctrl_pwm0_pwm0_1
  98                      &pinctrl_pwm0_pwm1_1
  99                      &pinctrl_pwm0_pwm2_1>;
 100         status = "okay";
 101 };
 102
 103 &dbgu {
 104         status = "okay";
 105 };
 106
 107 &watchdog {
 108         status = "okay";
 109 };
 110
 111 &adc0 {
 112         status = "disabled";
 113 };
 114
 115 &rtc {
 116         status = "disabled";
 117 };
 118
 119 &ebi {
 120         pinctrl-0 = <&pinctrl_ebi_addr_nand
 121                         &pinctrl_ebi_data_0_7>;
 122         pinctrl-names = "default";
 123         status = "okay";
 124 };
 125
 126 &nand_controller {
 127         status = "okay";
 128         pinctrl-0 = <&pinctrl_nand_oe_we
 129                      &pinctrl_nand_cs
 130                      &pinctrl_nand_rb>;
 131         pinctrl-names = "default";
 132
 133         nand@3 {
 134                 reg = <0x3 0x0 0x800000>;
 135                 rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
 136                 cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
 137                 nand-bus-width = <8>;
 138                 nand-ecc-mode = "hw";
 139                 nand-ecc-strength = <4>;
 140                 nand-ecc-step-size = <512>;
 141                 nand-on-flash-bbt;
 142                 label = "atmel_nand";
 143
 144                 partitions {
 145                         compatible = "fixed-partitions";
 146                         #address-cells = <1>;
 147                         #size-cells = <1>;
 148
 149                         bootstrap@0 {
 150                                 label = "bootstrap";
 151                                 reg = <0x0 0x20000>;
 152                         };
 153
 154                         ubi@20000 {
 155                                 label = "ubi";
 156                                 reg = <0x20000 0x7fe0000>;
 157                         };
 158                 };
 159         };
 160 };
 161
 162 &usb0 {
 163         num-ports = <1>;
 164         status = "okay";
 165 };
 166
 167 &usb1 {
 168         status = "okay";
 169 };
 170