arch/arm/boot/dts/s3c6410-mini6410.dts

   1 /*
   2  * Samsung's S3C6410 based Mini6410 board device tree source
   3  *
   4  * Copyright (c) 2013 Tomasz Figa <tomasz.figa@gmail.com>
   5  *
   6  * Device tree source file for FriendlyARM Mini6410 board which is based on
   7  * Samsung's S3C6410 SoC.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12 */
  13
  14 /dts-v1/;
  15
  16 #include <dt-bindings/gpio/gpio.h>
  17 #include <dt-bindings/interrupt-controller/irq.h>
  18
  19 #include "s3c6410.dtsi"
  20
  21 / {
  22         model = "FriendlyARM Mini6410 board based on S3C6410";
  23         compatible = "friendlyarm,mini6410", "samsung,s3c6410";
  24
  25         memory {
  26                 reg = <0x50000000 0x10000000>;
  27         };
  28
  29         chosen {
  30                 bootargs = "console=ttySAC0,115200n8 earlyprintk rootwait root=/dev/mmcblk0p1";
  31         };
  32
  33         clocks {
  34                 compatible = "simple-bus";
  35                 #address-cells = <1>;
  36                 #size-cells = <0>;
  37
  38                 fin_pll: oscillator@0 {
  39                         compatible = "fixed-clock";
  40                         reg = <0>;
  41                         clock-frequency = <12000000>;
  42                         clock-output-names = "fin_pll";
  43                         #clock-cells = <0>;
  44                 };
  45
  46                 xusbxti: oscillator@1 {
  47                         compatible = "fixed-clock";
  48                         reg = <1>;
  49                         clock-output-names = "xusbxti";
  50                         clock-frequency = <48000000>;
  51                         #clock-cells = <0>;
  52                 };
  53         };
  54
  55         srom-cs1@18000000 {
  56                 compatible = "simple-bus";
  57                 #address-cells = <1>;
  58                 #size-cells = <1>;
  59                 reg = <0x18000000 0x8000000>;
  60                 ranges;
  61
  62                 ethernet@18000000 {
  63                         compatible = "davicom,dm9000";
  64                         reg = <0x18000000 0x2 0x18000004 0x2>;
  65                         interrupt-parent = <&gpn>;
  66                         interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
  67                         davicom,no-eeprom;
  68                 };
  69         };
  70
  71         gpio-keys {
  72                 compatible = "gpio-keys";
  73                 pinctrl-names = "default";
  74                 pinctrl-0 = <&gpio_keys>;
  75                 autorepeat;
  76
  77                 button-k1 {
  78                         label = "K1";
  79                         gpios = <&gpn 0 GPIO_ACTIVE_LOW>;
  80                         linux,code = <2>;
  81                         debounce-interval = <20>;
  82                 };
  83
  84                 button-k2 {
  85                         label = "K2";
  86                         gpios = <&gpn 1 GPIO_ACTIVE_LOW>;
  87                         linux,code = <3>;
  88                         debounce-interval = <20>;
  89                 };
  90
  91                 button-k3 {
  92                         label = "K3";
  93                         gpios = <&gpn 2 GPIO_ACTIVE_LOW>;
  94                         linux,code = <4>;
  95                         debounce-interval = <20>;
  96                 };
  97
  98                 button-k4 {
  99                         label = "K4";
 100                         gpios = <&gpn 3 GPIO_ACTIVE_LOW>;
 101                         linux,code = <5>;
 102                         debounce-interval = <20>;
 103                 };
 104
 105                 button-k5 {
 106                         label = "K5";
 107                         gpios = <&gpn 4 GPIO_ACTIVE_LOW>;
 108                         linux,code = <6>;
 109                         debounce-interval = <20>;
 110                 };
 111
 112                 button-k6 {
 113                         label = "K6";
 114                         gpios = <&gpn 5 GPIO_ACTIVE_LOW>;
 115                         linux,code = <7>;
 116                         debounce-interval = <20>;
 117                 };
 118
 119                 button-k7 {
 120                         label = "K7";
 121                         gpios = <&gpl 11 GPIO_ACTIVE_LOW>;
 122                         linux,code = <8>;
 123                         debounce-interval = <20>;
 124                 };
 125
 126                 button-k8 {
 127                         label = "K8";
 128                         gpios = <&gpl 12 GPIO_ACTIVE_LOW>;
 129                         linux,code = <9>;
 130                         debounce-interval = <20>;
 131                 };
 132         };
 133
 134         leds {
 135                 compatible = "gpio-leds";
 136                 pinctrl-names = "default";
 137                 pinctrl-0 = <&gpio_leds>;
 138
 139                 led-1 {
 140                         label = "LED1";
 141                         gpios = <&gpk 4 GPIO_ACTIVE_LOW>;
 142                         linux,default-trigger = "heartbeat";
 143                 };
 144
 145                 led-2 {
 146                         label = "LED2";
 147                         gpios = <&gpk 5 GPIO_ACTIVE_LOW>;
 148                         linux,default-trigger = "mmc0";
 149                 };
 150
 151                 led-3 {
 152                         label = "LED3";
 153                         gpios = <&gpk 6 GPIO_ACTIVE_LOW>;
 154                 };
 155
 156                 led-4 {
 157                         label = "LED4";
 158                         gpios = <&gpk 7 GPIO_ACTIVE_LOW>;
 159                 };
 160         };
 161
 162         buzzer {
 163                 compatible = "pwm-beeper";
 164                 pwms = <&pwm 0 1000000 0>;
 165                 pinctrl-names = "default";
 166                 pinctrl-0 = <&pwm0_out>;
 167         };
 168 };
 169
 170 &sdhci0 {
 171         pinctrl-names = "default";
 172         pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>;
 173         bus-width = <4>;
 174         status = "okay";
 175 };
 176
 177 &uart0 {
 178         pinctrl-names = "default";
 179         pinctrl-0 = <&uart0_data>;
 180         status = "okay";
 181 };
 182
 183 &uart1 {
 184         pinctrl-names = "default";
 185         pinctrl-0 = <&uart1_data>, <&uart1_fctl>;
 186         status = "okay";
 187 };
 188
 189 &uart2 {
 190         pinctrl-names = "default";
 191         pinctrl-0 = <&uart2_data>;
 192         status = "okay";
 193 };
 194
 195 &uart3 {
 196         pinctrl-names = "default";
 197         pinctrl-0 = <&uart3_data>;
 198         status = "okay";
 199 };
 200
 201 &pinctrl0 {
 202         gpio_leds: gpio-leds {
 203                 samsung,pins = "gpk-4", "gpk-5", "gpk-6", "gpk-7";
 204                 samsung,pin-pud = <PIN_PULL_NONE>;
 205         };
 206
 207         gpio_keys: gpio-keys {
 208                 samsung,pins = "gpn-0", "gpn-1", "gpn-2", "gpn-3",
 209                                 "gpn-4", "gpn-5", "gpl-11", "gpl-12";
 210                 samsung,pin-pud = <PIN_PULL_NONE>;
 211         };
 212 };
 213
 214 &i2c0 {
 215         pinctrl-names = "default";
 216         pinctrl-0 = <&i2c0_bus>;
 217         status = "okay";
 218
 219         eeprom@50 {
 220                 compatible = "atmel,24c08";
 221                 reg = <0x50>;
 222                 pagesize = <16>;
 223         };
 224 };