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

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Samsung's S3C6410 based Mini6410 board device tree source
   4  *
   5  * Copyright (c) 2013 Tomasz Figa <tomasz.figa@gmail.com>
   6  *
   7  * Device tree source file for FriendlyARM Mini6410 board which is based on
   8  * Samsung's S3C6410 SoC.
   9  */
  10
  11 /dts-v1/;
  12
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include <dt-bindings/interrupt-controller/irq.h>
  15
  16 #include "s3c6410.dtsi"
  17
  18 / {
  19         model = "FriendlyARM Mini6410 board based on S3C6410";
  20         compatible = "friendlyarm,mini6410", "samsung,s3c6410";
  21
  22         memory {
  23                 reg = <0x50000000 0x10000000>;
  24         };
  25
  26         chosen {
  27                 bootargs = "console=ttySAC0,115200n8 earlyprintk rootwait root=/dev/mmcblk0p1";
  28         };
  29
  30         clocks {
  31                 compatible = "simple-bus";
  32                 #address-cells = <1>;
  33                 #size-cells = <0>;
  34
  35                 fin_pll: oscillator@0 {
  36                         compatible = "fixed-clock";
  37                         reg = <0>;
  38                         clock-frequency = <12000000>;
  39                         clock-output-names = "fin_pll";
  40                         #clock-cells = <0>;
  41                 };
  42
  43                 xusbxti: oscillator@1 {
  44                         compatible = "fixed-clock";
  45                         reg = <1>;
  46                         clock-output-names = "xusbxti";
  47                         clock-frequency = <48000000>;
  48                         #clock-cells = <0>;
  49                 };
  50         };
  51
  52         srom-cs1@18000000 {
  53                 compatible = "simple-bus";
  54                 #address-cells = <1>;
  55                 #size-cells = <1>;
  56                 reg = <0x18000000 0x8000000>;
  57                 ranges;
  58
  59                 ethernet@18000000 {
  60                         compatible = "davicom,dm9000";
  61                         reg = <0x18000000 0x2 0x18000004 0x2>;
  62                         interrupt-parent = <&gpn>;
  63                         interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
  64                         davicom,no-eeprom;
  65                 };
  66         };
  67
  68         gpio-keys {
  69                 compatible = "gpio-keys";
  70                 pinctrl-names = "default";
  71                 pinctrl-0 = <&gpio_keys>;
  72                 autorepeat;
  73
  74                 button-k1 {
  75                         label = "K1";
  76                         gpios = <&gpn 0 GPIO_ACTIVE_LOW>;
  77                         linux,code = <2>;
  78                         debounce-interval = <20>;
  79                 };
  80
  81                 button-k2 {
  82                         label = "K2";
  83                         gpios = <&gpn 1 GPIO_ACTIVE_LOW>;
  84                         linux,code = <3>;
  85                         debounce-interval = <20>;
  86                 };
  87
  88                 button-k3 {
  89                         label = "K3";
  90                         gpios = <&gpn 2 GPIO_ACTIVE_LOW>;
  91                         linux,code = <4>;
  92                         debounce-interval = <20>;
  93                 };
  94
  95                 button-k4 {
  96                         label = "K4";
  97                         gpios = <&gpn 3 GPIO_ACTIVE_LOW>;
  98                         linux,code = <5>;
  99                         debounce-interval = <20>;
 100                 };
 101
 102                 button-k5 {
 103                         label = "K5";
 104                         gpios = <&gpn 4 GPIO_ACTIVE_LOW>;
 105                         linux,code = <6>;
 106                         debounce-interval = <20>;
 107                 };
 108
 109                 button-k6 {
 110                         label = "K6";
 111                         gpios = <&gpn 5 GPIO_ACTIVE_LOW>;
 112                         linux,code = <7>;
 113                         debounce-interval = <20>;
 114                 };
 115
 116                 button-k7 {
 117                         label = "K7";
 118                         gpios = <&gpl 11 GPIO_ACTIVE_LOW>;
 119                         linux,code = <8>;
 120                         debounce-interval = <20>;
 121                 };
 122
 123                 button-k8 {
 124                         label = "K8";
 125                         gpios = <&gpl 12 GPIO_ACTIVE_LOW>;
 126                         linux,code = <9>;
 127                         debounce-interval = <20>;
 128                 };
 129         };
 130
 131         leds {
 132                 compatible = "gpio-leds";
 133                 pinctrl-names = "default";
 134                 pinctrl-0 = <&gpio_leds>;
 135
 136                 led-1 {
 137                         label = "LED1";
 138                         gpios = <&gpk 4 GPIO_ACTIVE_LOW>;
 139                         linux,default-trigger = "heartbeat";
 140                 };
 141
 142                 led-2 {
 143                         label = "LED2";
 144                         gpios = <&gpk 5 GPIO_ACTIVE_LOW>;
 145                         linux,default-trigger = "mmc0";
 146                 };
 147
 148                 led-3 {
 149                         label = "LED3";
 150                         gpios = <&gpk 6 GPIO_ACTIVE_LOW>;
 151                 };
 152
 153                 led-4 {
 154                         label = "LED4";
 155                         gpios = <&gpk 7 GPIO_ACTIVE_LOW>;
 156                 };
 157         };
 158
 159         buzzer {
 160                 compatible = "pwm-beeper";
 161                 pwms = <&pwm 0 1000000 0>;
 162                 pinctrl-names = "default";
 163                 pinctrl-0 = <&pwm0_out>;
 164         };
 165 };
 166
 167 &sdhci0 {
 168         pinctrl-names = "default";
 169         pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>;
 170         bus-width = <4>;
 171         status = "okay";
 172 };
 173
 174 &uart0 {
 175         pinctrl-names = "default";
 176         pinctrl-0 = <&uart0_data>;
 177         status = "okay";
 178 };
 179
 180 &uart1 {
 181         pinctrl-names = "default";
 182         pinctrl-0 = <&uart1_data>, <&uart1_fctl>;
 183         status = "okay";
 184 };
 185
 186 &uart2 {
 187         pinctrl-names = "default";
 188         pinctrl-0 = <&uart2_data>;
 189         status = "okay";
 190 };
 191
 192 &uart3 {
 193         pinctrl-names = "default";
 194         pinctrl-0 = <&uart3_data>;
 195         status = "okay";
 196 };
 197
 198 &pinctrl0 {
 199         gpio_leds: gpio-leds {
 200                 samsung,pins = "gpk-4", "gpk-5", "gpk-6", "gpk-7";
 201                 samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
 202         };
 203
 204         gpio_keys: gpio-keys {
 205                 samsung,pins = "gpn-0", "gpn-1", "gpn-2", "gpn-3",
 206                                 "gpn-4", "gpn-5", "gpl-11", "gpl-12";
 207                 samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
 208         };
 209 };
 210
 211 &i2c0 {
 212         pinctrl-names = "default";
 213         pinctrl-0 = <&i2c0_bus>;
 214         status = "okay";
 215
 216         eeprom@50 {
 217                 compatible = "atmel,24c08";
 218                 reg = <0x50>;
 219                 pagesize = <16>;
 220         };
 221 };