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         disable-wp;
 120         mmc-pwrseq = <&emmc_pwrseq>;
 121         non-removable;
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 124         status = "okay";
 125 };
 126
 127 &gmac {
 128         phy-supply = <&vcc_lan>;
 129         phy-mode = "rmii";
 130         clock_in_out = "output";
 131         snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
 132         snps,reset-active-low;
 133         snps,reset-delays-us = <0 10000 1000000>;
 134         pinctrl-names = "default";
 135         pinctrl-0 = <&rmii_pins>;
 136         tx_delay = <0x30>;
 137         rx_delay = <0x10>;
 138         status = "ok";
 139 };
 140
 141 &i2c0 {
 142         status = "okay";
 143 };
 144
 145 &pinctrl {
 146         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 147                 bias-disable;
 148                 drive-strength = <8>;
 149         };
 150
 151         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 152                 bias-pull-up;
 153                 drive-strength = <8>;
 154         };
 155
 156         backlight {
 157                 bl_en: bl-en {
 158                         rockchip,pins = <0 20 RK_FUNC_GPIO &pcfg_pull_none>;
 159                 };
 160         };
 161
 162         emmc {
 163                 emmc_bus8: emmc-bus8 {
 164                         rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 165                                         <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 166                                         <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 167                                         <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 168                                         <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 169                                         <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 170                                         <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
 171                                         <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
 172                 };
 173
 174                 emmc-clk {
 175                         rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
 176                 };
 177
 178                 emmc-cmd {
 179                         rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
 180                 };
 181
 182                 emmc_reset: emmc-reset {
 183                         rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>;
 184                 };
 185         };
 186
 187         keys {
 188                 pwr_key: pwr-key {
 189                         rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>;
 190                 };
 191         };
 192
 193         pmic {
 194                 pmic_int: pmic-int {
 195                         rockchip,pins = <0 1 RK_FUNC_GPIO &pcfg_pull_up>;
 196                 };
 197         };
 198
 199         sdio {
 200                 wifi_reg_on: wifi-reg-on {
 201                         rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>;
 202                 };
 203
 204                 bt_rst: bt-rst {
 205                         rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>;
 206                 };
 207         };
 208
 209         usb {
 210                 host_vbus_drv: host-vbus-drv {
 211                         rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>;
 212                 };
 213         };
 214 };
 215
 216 &pwm0 {
 217         status = "okay";
 218 };
 219
 220 &tsadc {
 221         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 222         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 223         status = "okay";
 224 };
 225
 226 &uart2 {
 227         status = "okay";
 228 };
 229
 230 &usb_host0_ehci {
 231         status = "okay";
 232 };
 233
 234 &usb_otg {
 235         dr_mode = "host";
 236         status = "okay";
 237 };
 238
 239 &wdt {
 240         status = "okay";
 241 };