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         aliases {
  12                 ethernet0 = &gmac;
  13                 mmc0 = &emmc;
  14         };
  15
  16         chosen {
  17                 stdout-path = "serial2:115200n8";
  18         };
  19
  20         memory {
  21                 device_type = "memory";
  22                 reg = <0x0 0x0 0x0 0x40000000>;
  23         };
  24
  25         backlight: backlight {
  26                 compatible = "pwm-backlight";
  27                 brightness-levels = <
  28                           0   1   2   3   4   5   6   7
  29                           8   9  10  11  12  13  14  15
  30                          16  17  18  19  20  21  22  23
  31                          24  25  26  27  28  29  30  31
  32                          32  33  34  35  36  37  38  39
  33                          40  41  42  43  44  45  46  47
  34                          48  49  50  51  52  53  54  55
  35                          56  57  58  59  60  61  62  63
  36                          64  65  66  67  68  69  70  71
  37                          72  73  74  75  76  77  78  79
  38                          80  81  82  83  84  85  86  87
  39                          88  89  90  91  92  93  94  95
  40                          96  97  98  99 100 101 102 103
  41                         104 105 106 107 108 109 110 111
  42                         112 113 114 115 116 117 118 119
  43                         120 121 122 123 124 125 126 127
  44                         128 129 130 131 132 133 134 135
  45                         136 137 138 139 140 141 142 143
  46                         144 145 146 147 148 149 150 151
  47                         152 153 154 155 156 157 158 159
  48                         160 161 162 163 164 165 166 167
  49                         168 169 170 171 172 173 174 175
  50                         176 177 178 179 180 181 182 183
  51                         184 185 186 187 188 189 190 191
  52                         192 193 194 195 196 197 198 199
  53                         200 201 202 203 204 205 206 207
  54                         208 209 210 211 212 213 214 215
  55                         216 217 218 219 220 221 222 223
  56                         224 225 226 227 228 229 230 231
  57                         232 233 234 235 236 237 238 239
  58                         240 241 242 243 244 245 246 247
  59                         248 249 250 251 252 253 254 255>;
  60                 default-brightness-level = <128>;
  61                 enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
  62                 pinctrl-names = "default";
  63                 pinctrl-0 = <&bl_en>;
  64                 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
  65         };
  66
  67         emmc_pwrseq: emmc-pwrseq {
  68                 compatible = "mmc-pwrseq-emmc";
  69                 pinctrl-0 = <&emmc_reset>;
  70                 pinctrl-names = "default";
  71                 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
  72         };
  73
  74         keys: gpio-keys {
  75                 compatible = "gpio-keys";
  76                 pinctrl-names = "default";
  77                 pinctrl-0 = <&pwr_key>;
  78
  79                 key-power {
  80                         wakeup-source;
  81                         gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
  82                         label = "GPIO Power";
  83                         linux,code = <KEY_POWER>;
  84                 };
  85         };
  86
  87         /* supplies both host and otg */
  88         vcc_host: vcc-host-regulator {
  89                 compatible = "regulator-fixed";
  90                 enable-active-high;
  91                 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
  92                 pinctrl-names = "default";
  93                 pinctrl-0 = <&host_vbus_drv>;
  94                 regulator-name = "vcc_host";
  95                 regulator-always-on;
  96                 regulator-boot-on;
  97                 vin-supply = <&vcc_sys>;
  98         };
  99
 100         vcc_lan: vcc-lan-regulator {
 101                 compatible = "regulator-fixed";
 102                 regulator-name = "vcc_lan";
 103                 regulator-min-microvolt = <3300000>;
 104                 regulator-max-microvolt = <3300000>;
 105                 regulator-always-on;
 106                 regulator-boot-on;
 107                 vin-supply = <&vcc_io>;
 108         };
 109
 110         vcc_sys: vcc-sys-regulator {
 111                 compatible = "regulator-fixed";
 112                 regulator-name = "vcc_sys";
 113                 regulator-min-microvolt = <5000000>;
 114                 regulator-max-microvolt = <5000000>;
 115                 regulator-always-on;
 116                 regulator-boot-on;
 117         };
 118 };
 119
 120 &emmc {
 121         bus-width = <8>;
 122         cap-mmc-highspeed;
 123         mmc-pwrseq = <&emmc_pwrseq>;
 124         non-removable;
 125         pinctrl-names = "default";
 126         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 127         status = "okay";
 128 };
 129
 130 &gmac {
 131         phy-supply = <&vcc_lan>;
 132         phy-mode = "rmii";
 133         clock_in_out = "output";
 134         snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
 135         snps,reset-active-low;
 136         snps,reset-delays-us = <0 10000 1000000>;
 137         pinctrl-names = "default";
 138         pinctrl-0 = <&rmii_pins>;
 139         tx_delay = <0x30>;
 140         rx_delay = <0x10>;
 141         status = "okay";
 142 };
 143
 144 &i2c0 {
 145         status = "okay";
 146 };
 147
 148 &pinctrl {
 149         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 150                 bias-disable;
 151                 drive-strength = <8>;
 152         };
 153
 154         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 155                 bias-pull-up;
 156                 drive-strength = <8>;
 157         };
 158
 159         backlight {
 160                 bl_en: bl-en {
 161                         rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
 162                 };
 163         };
 164
 165         emmc {
 166                 emmc_bus8: emmc-bus8 {
 167                         rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
 168                                         <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
 169                                         <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
 170                                         <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
 171                                         <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
 172                                         <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
 173                                         <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
 174                                         <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
 175                 };
 176
 177                 emmc-clk {
 178                         rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
 179                 };
 180
 181                 emmc-cmd {
 182                         rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
 183                 };
 184
 185                 emmc_reset: emmc-reset {
 186                         rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
 187                 };
 188         };
 189
 190         keys {
 191                 pwr_key: pwr-key {
 192                         rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
 193                 };
 194         };
 195
 196         pmic {
 197                 pmic_int: pmic-int {
 198                         rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
 199                 };
 200         };
 201
 202         sdio {
 203                 wifi_reg_on: wifi-reg-on {
 204                         rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
 205                 };
 206
 207                 bt_rst: bt-rst {
 208                         rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
 209                 };
 210         };
 211
 212         usb {
 213                 host_vbus_drv: host-vbus-drv {
 214                         rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
 215                 };
 216         };
 217 };
 218
 219 &pwm0 {
 220         status = "okay";
 221 };
 222
 223 &tsadc {
 224         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 225         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 226         status = "okay";
 227 };
 228
 229 &uart2 {
 230         status = "okay";
 231 };
 232
 233 &usb_host0_ehci {
 234         status = "okay";
 235 };
 236
 237 &usb_otg {
 238         dr_mode = "host";
 239         status = "okay";
 240 };
 241
 242 &wdt {
 243         status = "okay";
 244 };