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@50000000 {
  23                 device_type = "memory";
  24                 reg = <0x50000000 0x10000000>;
  25         };
  26
  27         chosen {
  28                 bootargs = "console=ttySAC0,115200n8 earlyprintk rootwait root=/dev/mmcblk0p1";
  29         };
  30
  31         clocks {
  32                 compatible = "simple-bus";
  33                 #address-cells = <1>;
  34                 #size-cells = <0>;
  35
  36                 fin_pll: oscillator@0 {
  37                         compatible = "fixed-clock";
  38                         reg = <0>;
  39                         clock-frequency = <12000000>;
  40                         clock-output-names = "fin_pll";
  41                         #clock-cells = <0>;
  42                 };
  43
  44                 xusbxti: oscillator@1 {
  45                         compatible = "fixed-clock";
  46                         reg = <1>;
  47                         clock-output-names = "xusbxti";
  48                         clock-frequency = <48000000>;
  49                         #clock-cells = <0>;
  50                 };
  51         };
  52
  53         srom-cs1@18000000 {
  54                 compatible = "simple-bus";
  55                 #address-cells = <1>;
  56                 #size-cells = <1>;
  57                 reg = <0x18000000 0x8000000>;
  58                 ranges;
  59
  60                 ethernet@18000000 {
  61                         compatible = "davicom,dm9000";
  62                         reg = <0x18000000 0x2 0x18000004 0x2>;
  63                         interrupt-parent = <&gpn>;
  64                         interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
  65                         davicom,no-eeprom;
  66                 };
  67         };
  68
  69         gpio-keys {
  70                 compatible = "gpio-keys";
  71                 pinctrl-names = "default";
  72                 pinctrl-0 = <&gpio_keys>;
  73                 autorepeat;
  74
  75                 button-k1 {
  76                         label = "K1";
  77                         gpios = <&gpn 0 GPIO_ACTIVE_LOW>;
  78                         linux,code = <2>;
  79                         debounce-interval = <20>;
  80                 };
  81
  82                 button-k2 {
  83                         label = "K2";
  84                         gpios = <&gpn 1 GPIO_ACTIVE_LOW>;
  85                         linux,code = <3>;
  86                         debounce-interval = <20>;
  87                 };
  88
  89                 button-k3 {
  90                         label = "K3";
  91                         gpios = <&gpn 2 GPIO_ACTIVE_LOW>;
  92                         linux,code = <4>;
  93                         debounce-interval = <20>;
  94                 };
  95
  96                 button-k4 {
  97                         label = "K4";
  98                         gpios = <&gpn 3 GPIO_ACTIVE_LOW>;
  99                         linux,code = <5>;
 100                         debounce-interval = <20>;
 101                 };
 102
 103                 button-k5 {
 104                         label = "K5";
 105                         gpios = <&gpn 4 GPIO_ACTIVE_LOW>;
 106                         linux,code = <6>;
 107                         debounce-interval = <20>;
 108                 };
 109
 110                 button-k6 {
 111                         label = "K6";
 112                         gpios = <&gpn 5 GPIO_ACTIVE_LOW>;
 113                         linux,code = <7>;
 114                         debounce-interval = <20>;
 115                 };
 116
 117                 button-k7 {
 118                         label = "K7";
 119                         gpios = <&gpl 11 GPIO_ACTIVE_LOW>;
 120                         linux,code = <8>;
 121                         debounce-interval = <20>;
 122                 };
 123
 124                 button-k8 {
 125                         label = "K8";
 126                         gpios = <&gpl 12 GPIO_ACTIVE_LOW>;
 127                         linux,code = <9>;
 128                         debounce-interval = <20>;
 129                 };
 130         };
 131
 132         leds {
 133                 compatible = "gpio-leds";
 134                 pinctrl-names = "default";
 135                 pinctrl-0 = <&gpio_leds>;
 136
 137                 led-1 {
 138                         label = "LED1";
 139                         gpios = <&gpk 4 GPIO_ACTIVE_LOW>;
 140                         linux,default-trigger = "heartbeat";
 141                 };
 142
 143                 led-2 {
 144                         label = "LED2";
 145                         gpios = <&gpk 5 GPIO_ACTIVE_LOW>;
 146                         linux,default-trigger = "mmc0";
 147                 };
 148
 149                 led-3 {
 150                         label = "LED3";
 151                         gpios = <&gpk 6 GPIO_ACTIVE_LOW>;
 152                 };
 153
 154                 led-4 {
 155                         label = "LED4";
 156                         gpios = <&gpk 7 GPIO_ACTIVE_LOW>;
 157                 };
 158         };
 159
 160         buzzer {
 161                 compatible = "pwm-beeper";
 162                 pwms = <&pwm 0 1000000 0>;
 163                 pinctrl-names = "default";
 164                 pinctrl-0 = <&pwm0_out>;
 165         };
 166 };
 167
 168 &clocks {
 169         clocks = <&fin_pll>;
 170 };
 171
 172 &sdhci0 {
 173         pinctrl-names = "default";
 174         pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>;
 175         bus-width = <4>;
 176         status = "okay";
 177 };
 178
 179 &uart0 {
 180         pinctrl-names = "default";
 181         pinctrl-0 = <&uart0_data>;
 182         status = "okay";
 183 };
 184
 185 &uart1 {
 186         pinctrl-names = "default";
 187         pinctrl-0 = <&uart1_data>, <&uart1_fctl>;
 188         status = "okay";
 189 };
 190
 191 &uart2 {
 192         pinctrl-names = "default";
 193         pinctrl-0 = <&uart2_data>;
 194         status = "okay";
 195 };
 196
 197 &uart3 {
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&uart3_data>;
 200         status = "okay";
 201 };
 202
 203 &pinctrl0 {
 204         gpio_leds: gpio-leds {
 205                 samsung,pins = "gpk-4", "gpk-5", "gpk-6", "gpk-7";
 206                 samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
 207         };
 208
 209         gpio_keys: gpio-keys {
 210                 samsung,pins = "gpn-0", "gpn-1", "gpn-2", "gpn-3",
 211                                 "gpn-4", "gpn-5", "gpl-11", "gpl-12";
 212                 samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
 213         };
 214 };
 215
 216 &i2c0 {
 217         pinctrl-names = "default";
 218         pinctrl-0 = <&i2c0_bus>;
 219         status = "okay";
 220
 221         eeprom@50 {
 222                 compatible = "atmel,24c08";
 223                 reg = <0x50>;
 224                 pagesize = <16>;
 225         };
 226 };