exynos4412-itop-elite.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * TOPEET's Exynos4412 based itop board device tree source
    4  *
    5  * Copyright (c) 2016 SUMOMO Computer Association
    6  *                      https://www.sumomo.mobi
    7  *                      Randy Li <ayaka@soulik.info>
    8  *
    9  * Device tree source file for TOPEET iTop Exynos 4412 core board
   10  * which is based on Samsung's Exynos4412 SoC.
   11  */
   12 
   13 /dts-v1/;
   14 #include <dt-bindings/leds/common.h>
   15 #include <dt-bindings/pwm/pwm.h>
   16 #include <dt-bindings/sound/samsung-i2s.h>
   17 #include "exynos4412-itop-scp-core.dtsi"
   18 
   19 / {
   20         model = "TOPEET iTop 4412 Elite board based on Exynos4412";
   21         compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4";
   22 
   23         chosen {
   24                 bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait";
   25                 stdout-path = "serial2:115200n8";
   26         };
   27 
   28         leds {
   29                 compatible = "gpio-leds";
   30 
   31                 led2 {
   32                         function = LED_FUNCTION_HEARTBEAT;
   33                         color = <LED_COLOR_ID_RED>;
   34                         gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>;
   35                         default-state = "off";
   36                         linux,default-trigger = "heartbeat";
   37                 };
   38 
   39                 led3 {
   40                         label = "red:user";
   41                         color = <LED_COLOR_ID_RED>;
   42                         gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>;
   43                         default-state = "off";
   44                 };
   45         };
   46 
   47         gpio-keys {
   48                 compatible = "gpio-keys";
   49 
   50                 key-home {
   51                         label = "GPIO Key Home";
   52                         linux,code = <KEY_HOME>;
   53                         gpios = <&gpx1 1 GPIO_ACTIVE_LOW>;
   54                 };
   55 
   56                 key-back {
   57                         label = "GPIO Key Back";
   58                         linux,code = <KEY_BACK>;
   59                         gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
   60                 };
   61 
   62                 key-sleep {
   63                         label = "GPIO Key Sleep";
   64                         linux,code = <KEY_POWER>;
   65                         gpios = <&gpx3 3 GPIO_ACTIVE_LOW>;
   66                 };
   67 
   68                 key-vol-up {
   69                         label = "GPIO Key Vol+";
   70                         linux,code = <KEY_UP>;
   71                         gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
   72                 };
   73 
   74                 key-vol-down {
   75                         label = "GPIO Key Vol-";
   76                         linux,code = <KEY_DOWN>;
   77                         gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
   78                 };
   79         };
   80 
   81         sound {
   82                 compatible = "simple-audio-card";
   83                 simple-audio-card,name = "wm-sound";
   84 
   85                 simple-audio-card,format = "i2s";
   86                 simple-audio-card,bitclock-master = <&link0_codec>;
   87                 simple-audio-card,frame-master = <&link0_codec>;
   88 
   89                 simple-audio-card,widgets =
   90                         "Microphone", "Mic Jack",
   91                         "Line", "Line In",
   92                         "Line", "Line Out",
   93                         "Speaker", "Speaker",
   94                         "Headphone", "Headphone Jack";
   95                 simple-audio-card,routing =
   96                         "Headphone Jack", "HP_L",
   97                         "Headphone Jack", "HP_R",
   98                         "Speaker", "SPK_LP",
   99                         "Speaker", "SPK_LN",
  100                         "Speaker", "SPK_RP",
  101                         "Speaker", "SPK_RN",
  102                         "LINPUT1", "Mic Jack",
  103                         "LINPUT3", "Mic Jack",
  104                         "RINPUT1", "Mic Jack",
  105                         "RINPUT2", "Mic Jack";
  106 
  107                 simple-audio-card,cpu {
  108                         sound-dai = <&i2s0 0>;
  109                 };
  110 
  111                 link0_codec: simple-audio-card,codec {
  112                         sound-dai = <&codec>;
  113                         clocks = <&i2s0 CLK_I2S_CDCLK>;
  114                         system-clock-frequency = <11289600>;
  115                 };
  116         };
  117 
  118         beep {
  119                 compatible = "pwm-beeper";
  120                 pwms = <&pwm 0 4000000 PWM_POLARITY_INVERTED>;
  121         };
  122 };
  123 
  124 &adc {
  125         vdd-supply = <&ldo3_reg>;
  126         status = "okay";
  127 };
  128 
  129 &camera {
  130         pinctrl-0 = <&cam_port_a_clk_active>;
  131         pinctrl-names = "default";
  132         status = "okay";
  133         assigned-clocks = <&clock CLK_MOUT_CAM0>;
  134         assigned-clock-parents = <&clock CLK_XUSBXTI>;
  135 };
  136 
  137 &clock_audss {
  138         assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
  139                         <&clock_audss EXYNOS_MOUT_I2S>,
  140                         <&clock_audss EXYNOS_DOUT_SRP>,
  141                         <&clock_audss EXYNOS_DOUT_AUD_BUS>;
  142         assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
  143                         <&clock_audss EXYNOS_MOUT_AUDSS>;
  144         assigned-clock-rates = <0>, <0>, <112896000>, <11289600>;
  145 };
  146 
  147 &ehci {
  148         status = "okay";
  149         /* In order to reset USB ethernet */
  150         samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>;
  151 
  152         phys = <&exynos_usbphy 1>, <&exynos_usbphy 3>;
  153         phy-names = "host", "hsic1";
  154 };
  155 
  156 &exynos_usbphy {
  157         status = "okay";
  158 };
  159 
  160 &fimc_0 {
  161         status = "okay";
  162         assigned-clocks = <&clock CLK_MOUT_FIMC0>,
  163                         <&clock CLK_SCLK_FIMC0>;
  164         assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
  165         assigned-clock-rates = <0>, <176000000>;
  166 };
  167 
  168 &hsotg {
  169         dr_mode = "peripheral";
  170         status = "okay";
  171 };
  172 
  173 &i2c_4 {
  174         samsung,i2c-sda-delay = <100>;
  175         samsung,i2c-slave-addr = <0x10>;
  176         samsung,i2c-max-bus-freq = <100000>;
  177         pinctrl-0 = <&i2c4_bus>;
  178         pinctrl-names = "default";
  179         status = "okay";
  180 
  181         codec: audio-codec@1a {
  182                 compatible = "wlf,wm8960";
  183                 reg = <0x1a>;
  184                 clocks = <&pmu_system_controller 0>;
  185                 clock-names = "MCLK1";
  186                 wlf,shared-lrclk;
  187                 #sound-dai-cells = <0>;
  188         };
  189 };
  190 
  191 &i2s0 {
  192         pinctrl-0 = <&i2s0_bus>;
  193         pinctrl-names = "default";
  194         status = "okay";
  195 };
  196 
  197 &pinctrl_1 {
  198         ether-reset-pins {
  199                 samsung,pins = "gpc0-1";
  200                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
  201                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
  202                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
  203         };
  204 };
  205 
  206 &pwm {
  207         status = "okay";
  208         pinctrl-0 = <&pwm0_out>;
  209         pinctrl-names = "default";
  210         samsung,pwm-outputs = <0>;
  211 };
  212 
  213 &sdhci_2 {
  214         bus-width = <4>;
  215         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
  216         pinctrl-names = "default";
  217         cd-gpio = <&gpx0 7 GPIO_ACTIVE_LOW>;
  218         cap-sd-highspeed;
  219         vmmc-supply = <&ldo23_reg>;
  220         vqmmc-supply = <&ldo17_reg>;
  221         status = "okay";
  222 };
  223 
  224 &serial_1 {
  225         status = "okay";
  226 };
  227 
  228 &serial_2 {
  229         status = "okay";
  230 };

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

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