arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2015 Caesar Wang <wxt@rock-chips.com>
   4  */
   5
   6 #include <dt-bindings/input/input.h>
   7 #include <dt-bindings/pwm/pwm.h>
   8 #include "rk3368.dtsi"
   9
  10 / {
  11         chosen {
  12                 stdout-path = "serial2:115200n8";
  13         };
  14
  15         memory {
  16                 device_type = "memory";
  17                 reg = <0x0 0x0 0x0 0x40000000>;
  18         };
  19
  20         backlight: backlight {
  21                 compatible = "pwm-backlight";
  22                 brightness-levels = <
  23                           0   1   2   3   4   5   6   7
  24                           8   9  10  11  12  13  14  15
  25                          16  17  18  19  20  21  22  23
  26                          24  25  26  27  28  29  30  31
  27                          32  33  34  35  36  37  38  39
  28                          40  41  42  43  44  45  46  47
  29                          48  49  50  51  52  53  54  55
  30                          56  57  58  59  60  61  62  63
  31                          64  65  66  67  68  69  70  71
  32                          72  73  74  75  76  77  78  79
  33                          80  81  82  83  84  85  86  87
  34                          88  89  90  91  92  93  94  95
  35                          96  97  98  99 100 101 102 103
  36                         104 105 106 107 108 109 110 111
  37                         112 113 114 115 116 117 118 119
  38                         120 121 122 123 124 125 126 127
  39                         128 129 130 131 132 133 134 135
  40                         136 137 138 139 140 141 142 143
  41                         144 145 146 147 148 149 150 151
  42                         152 153 154 155 156 157 158 159
  43                         160 161 162 163 164 165 166 167
  44                         168 169 170 171 172 173 174 175
  45                         176 177 178 179 180 181 182 183
  46                         184 185 186 187 188 189 190 191
  47                         192 193 194 195 196 197 198 199
  48                         200 201 202 203 204 205 206 207
  49                         208 209 210 211 212 213 214 215
  50                         216 217 218 219 220 221 222 223
  51                         224 225 226 227 228 229 230 231
  52                         232 233 234 235 236 237 238 239
  53                         240 241 242 243 244 245 246 247
  54                         248 249 250 251 252 253 254 255>;
  55                 default-brightness-level = <128>;
  56                 enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
  57                 pinctrl-names = "default";
  58                 pinctrl-0 = <&bl_en>;
  59                 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
  60                 pwm-delay-us = <10000>;
  61         };
  62
  63         emmc_pwrseq: emmc-pwrseq {
  64                 compatible = "mmc-pwrseq-emmc";
  65                 pinctrl-0 = <&emmc_reset>;
  66                 pinctrl-names = "default";
  67                 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
  68         };
  69
  70         keys: gpio-keys {
  71                 compatible = "gpio-keys";
  72                 pinctrl-names = "default";
  73                 pinctrl-0 = <&pwr_key>;
  74
  75                 power {
  76                         wakeup-source;
  77                         gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
  78                         label = "GPIO Power";
  79                         linux,code = <KEY_POWER>;
  80                 };
  81         };
  82
  83         /* supplies both host and otg */
  84         vcc_host: vcc-host-regulator {
  85                 compatible = "regulator-fixed";
  86                 enable-active-high;
  87                 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
  88                 pinctrl-names = "default";
  89                 pinctrl-0 = <&host_vbus_drv>;
  90                 regulator-name = "vcc_host";
  91                 regulator-always-on;
  92                 regulator-boot-on;
  93                 vin-supply = <&vcc_sys>;
  94         };
  95
  96         vcc_lan: vcc-lan-regulator {
  97                 compatible = "regulator-fixed";
  98                 regulator-name = "vcc_lan";
  99                 regulator-min-microvolt = <3300000>;
 100                 regulator-max-microvolt = <3300000>;
 101                 regulator-always-on;
 102                 regulator-boot-on;
 103                 vin-supply = <&vcc_io>;
 104         };
 105
 106         vcc_sys: vcc-sys-regulator {
 107                 compatible = "regulator-fixed";
 108                 regulator-name = "vcc_sys";
 109                 regulator-min-microvolt = <5000000>;
 110                 regulator-max-microvolt = <5000000>;
 111                 regulator-always-on;
 112                 regulator-boot-on;
 113         };
 114 };
 115
 116 &emmc {
 117         bus-width = <8>;
 118         cap-mmc-highspeed;
 119         mmc-pwrseq = <&emmc_pwrseq>;
 120         non-removable;
 121         pinctrl-names = "default";
 122         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 123         status = "okay";
 124 };
 125
 126 &gmac {
 127         phy-supply = <&vcc_lan>;
 128         phy-mode = "rmii";
 129         clock_in_out = "output";
 130         snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
 131         snps,reset-active-low;
 132         snps,reset-delays-us = <0 10000 1000000>;
 133         pinctrl-names = "default";
 134         pinctrl-0 = <&rmii_pins>;
 135         tx_delay = <0x30>;
 136         rx_delay = <0x10>;
 137         status = "ok";
 138 };
 139
 140 &i2c0 {
 141         status = "okay";
 142 };
 143
 144 &pinctrl {
 145         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 146                 bias-disable;
 147                 drive-strength = <8>;
 148         };
 149
 150         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 151                 bias-pull-up;
 152                 drive-strength = <8>;
 153         };
 154
 155         backlight {
 156                 bl_en: bl-en {
 157                         rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
 158                 };
 159         };
 160
 161         emmc {
 162                 emmc_bus8: emmc-bus8 {
 163                         rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
 164                                         <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
 165                                         <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
 166                                         <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
 167                                         <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
 168                                         <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
 169                                         <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
 170                                         <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
 171                 };
 172
 173                 emmc-clk {
 174                         rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
 175                 };
 176
 177                 emmc-cmd {
 178                         rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
 179                 };
 180
 181                 emmc_reset: emmc-reset {
 182                         rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
 183                 };
 184         };
 185
 186         keys {
 187                 pwr_key: pwr-key {
 188                         rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
 189                 };
 190         };
 191
 192         pmic {
 193                 pmic_int: pmic-int {
 194                         rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
 195                 };
 196         };
 197
 198         sdio {
 199                 wifi_reg_on: wifi-reg-on {
 200                         rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
 201                 };
 202
 203                 bt_rst: bt-rst {
 204                         rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
 205                 };
 206         };
 207
 208         usb {
 209                 host_vbus_drv: host-vbus-drv {
 210                         rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
 211                 };
 212         };
 213 };
 214
 215 &pwm0 {
 216         status = "okay";
 217 };
 218
 219 &tsadc {
 220         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 221         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 222         status = "okay";
 223 };
 224
 225 &uart2 {
 226         status = "okay";
 227 };
 228
 229 &usb_host0_ehci {
 230         status = "okay";
 231 };
 232
 233 &usb_otg {
 234         dr_mode = "host";
 235         status = "okay";
 236 };
 237
 238 &wdt {
 239         status = "okay";
 240 };