exynos4412-smdk4412.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * Samsung's Exynos4412 based SMDK board device tree source
    4  *
    5  * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
    6  *              http://www.samsung.com
    7  *
    8  * Device tree source file for Samsung's SMDK4412 board which is based on
    9  * Samsung's Exynos4412 SoC.
   10  */
   11 
   12 /dts-v1/;
   13 #include "exynos4412.dtsi"
   14 #include "exynos-mfc-reserved-memory.dtsi"
   15 
   16 / {
   17         model = "Samsung SMDK evaluation board based on Exynos4412";
   18         compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4";
   19 
   20         memory@40000000 {
   21                 device_type = "memory";
   22                 reg = <0x40000000 0x40000000>;
   23         };
   24 
   25         chosen {
   26                 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
   27                 stdout-path = "serial1:115200n8";
   28         };
   29 
   30         fixed-rate-clocks {
   31                 xxti {
   32                         compatible = "samsung,clock-xxti";
   33                         clock-frequency = <0>;
   34                 };
   35 
   36                 xusbxti {
   37                         compatible = "samsung,clock-xusbxti";
   38                         clock-frequency = <24000000>;
   39                 };
   40 
   41                 pmic_ap_clk: pmic-ap-clk {
   42                         /* Workaround for missing clock on PMIC */
   43                         compatible = "fixed-clock";
   44                         #clock-cells = <0>;
   45                         clock-frequency = <32768>;
   46                 };
   47         };
   48 };
   49 
   50 &cpu_thermal {
   51         cooling-maps {
   52                 cooling_map0: map0 {
   53                         /* Corresponds to 800MHz at freq_table */
   54                         cooling-device = <&cpu0 7 7>, <&cpu1 7 7>,
   55                                          <&cpu2 7 7>, <&cpu3 7 7>;
   56                 };
   57                 cooling_map1: map1 {
   58                         /* Corresponds to 200MHz at freq_table */
   59                         cooling-device = <&cpu0 13 13>, <&cpu1 13 13>,
   60                                          <&cpu2 13 13>, <&cpu3 13 13>;
   61                 };
   62         };
   63 };
   64 
   65 &keypad {
   66         samsung,keypad-num-rows = <3>;
   67         samsung,keypad-num-columns = <8>;
   68         linux,keypad-no-autorepeat;
   69         wakeup-source;
   70         pinctrl-0 = <&keypad_rows &keypad_cols>;
   71         pinctrl-names = "default";
   72         status = "okay";
   73 
   74         key-1 {
   75                 keypad,row = <1>;
   76                 keypad,column = <3>;
   77                 linux,code = <2>;
   78         };
   79 
   80         key-2 {
   81                 keypad,row = <1>;
   82                 keypad,column = <4>;
   83                 linux,code = <3>;
   84         };
   85 
   86         key-3 {
   87                 keypad,row = <1>;
   88                 keypad,column = <5>;
   89                 linux,code = <4>;
   90         };
   91 
   92         key-4 {
   93                 keypad,row = <1>;
   94                 keypad,column = <6>;
   95                 linux,code = <5>;
   96         };
   97 
   98         key-5 {
   99                 keypad,row = <1>;
  100                 keypad,column = <7>;
  101                 linux,code = <6>;
  102         };
  103 
  104         key-A {
  105                 keypad,row = <2>;
  106                 keypad,column = <6>;
  107                 linux,code = <30>;
  108         };
  109 
  110         key-B {
  111                 keypad,row = <2>;
  112                 keypad,column = <7>;
  113                 linux,code = <48>;
  114         };
  115 
  116         key-C {
  117                 keypad,row = <0>;
  118                 keypad,column = <5>;
  119                 linux,code = <46>;
  120         };
  121 
  122         key-D {
  123                 keypad,row = <2>;
  124                 keypad,column = <5>;
  125                 linux,code = <32>;
  126         };
  127 
  128         key-E {
  129                 keypad,row = <0>;
  130                 keypad,column = <7>;
  131                 linux,code = <18>;
  132         };
  133 };
  134 
  135 &pinctrl_1 {
  136         keypad_rows: keypad-rows-pins {
  137                 samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2";
  138                 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
  139                 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
  140                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
  141         };
  142 
  143         keypad_cols: keypad-cols-pins {
  144                 samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
  145                                "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
  146                 samsung,pin-function = <EXYNOS_PIN_FUNC_3>;
  147                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
  148                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
  149         };
  150 };
  151 
  152 &rtc {
  153         clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
  154         clock-names = "rtc", "rtc_src";
  155 };
  156 
  157 &sdhci_2 {
  158         bus-width = <4>;
  159         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
  160         pinctrl-names = "default";
  161         status = "okay";
  162 };
  163 
  164 &serial_0 {
  165         status = "okay";
  166 };
  167 
  168 &serial_1 {
  169         status = "okay";
  170 };
  171 
  172 &serial_2 {
  173         status = "okay";
  174 };
  175 
  176 &serial_3 {
  177         status = "okay";
  178 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/exynos4412-smdk4412.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/exynos4412-smdk4412.dts