src/arm64/rockchip/rk3368-r88.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
   4  */
   5
   6 /dts-v1/;
   7 #include "rk3368.dtsi"
   8 #include <dt-bindings/input/input.h>
   9
  10 / {
  11         model = "Rockchip R88";
  12         compatible = "rockchip,r88", "rockchip,rk3368";
  13
  14         aliases {
  15                 mmc0 = &sdio0;
  16                 mmc1 = &emmc;
  17         };
  18
  19         chosen {
  20                 stdout-path = "serial2:115200n8";
  21         };
  22
  23         memory {
  24                 device_type = "memory";
  25                 reg = <0x0 0x0 0x0 0x40000000>;
  26         };
  27
  28         emmc_pwrseq: emmc-pwrseq {
  29                 compatible = "mmc-pwrseq-emmc";
  30                 pinctrl-0 = <&emmc_reset>;
  31                 pinctrl-names = "default";
  32                 reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
  33         };
  34
  35         keys: gpio-keys {
  36                 compatible = "gpio-keys";
  37                 pinctrl-names = "default";
  38                 pinctrl-0 = <&pwr_key>;
  39
  40                 key-power {
  41                         wakeup-source;
  42                         gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
  43                         label = "GPIO Power";
  44                         linux,code = <KEY_POWER>;
  45                 };
  46         };
  47
  48         leds: gpio-leds {
  49                 compatible = "gpio-leds";
  50
  51                 work_led: led-0 {
  52                         gpios = <&gpio3 RK_PD5 GPIO_ACTIVE_HIGH>;
  53                         label = "r88:green:led";
  54                         pinctrl-names = "default";
  55                         pinctrl-0 = <&led_ctl>;
  56                 };
  57         };
  58
  59         ir: ir-receiver {
  60                 compatible = "gpio-ir-receiver";
  61                 gpios = <&gpio3 RK_PD6 GPIO_ACTIVE_LOW>;
  62                 pinctrl-names = "default";
  63                 pinctrl-0 = <&ir_int>;
  64         };
  65
  66         sdio_pwrseq: sdio-pwrseq {
  67                 compatible = "mmc-pwrseq-simple";
  68                 clocks = <&hym8563>;
  69                 clock-names = "ext_clock";
  70                 pinctrl-names = "default";
  71                 pinctrl-0 = <&bt_rst>, <&wifi_reg_on>;
  72
  73                 reset-gpios =
  74                         /* BT_RST_N */
  75                         <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>,
  76
  77                         /* WL_REG_ON */
  78                         <&gpio3 RK_PA4 GPIO_ACTIVE_LOW>;
  79         };
  80
  81         vcc_18: vcc18-regulator {
  82                 compatible = "regulator-fixed";
  83                 regulator-name = "vcc_18";
  84                 regulator-min-microvolt = <1800000>;
  85                 regulator-max-microvolt = <1800000>;
  86                 regulator-always-on;
  87                 regulator-boot-on;
  88                 vin-supply = <&vcc_sys>;
  89         };
  90
  91         /* supplies both host and otg */
  92         vcc_host: vcc-host-regulator {
  93                 compatible = "regulator-fixed";
  94                 enable-active-high;
  95                 gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
  96                 pinctrl-names = "default";
  97                 pinctrl-0 = <&host_vbus_drv>;
  98                 regulator-name = "vcc_host";
  99                 regulator-always-on;
 100                 regulator-boot-on;
 101                 vin-supply = <&vcc_sys>;
 102         };
 103
 104         vcc_io: vcc-io-regulator {
 105                 compatible = "regulator-fixed";
 106                 regulator-name = "vcc_io";
 107                 regulator-min-microvolt = <3300000>;
 108                 regulator-max-microvolt = <3300000>;
 109                 regulator-always-on;
 110                 regulator-boot-on;
 111                 vin-supply = <&vcc_sys>;
 112         };
 113
 114         vcc_lan: vcc-lan-regulator {
 115                 compatible = "regulator-fixed";
 116                 regulator-name = "vcc_lan";
 117                 regulator-min-microvolt = <3300000>;
 118                 regulator-max-microvolt = <3300000>;
 119                 regulator-always-on;
 120                 regulator-boot-on;
 121                 vin-supply = <&vcc_io>;
 122         };
 123
 124         vcc_sys: vcc-sys-regulator {
 125                 compatible = "regulator-fixed";
 126                 regulator-name = "vcc_sys";
 127                 regulator-min-microvolt = <5000000>;
 128                 regulator-max-microvolt = <5000000>;
 129                 regulator-always-on;
 130                 regulator-boot-on;
 131         };
 132
 133         vccio_wl: vccio-wl-regulator {
 134                 compatible = "regulator-fixed";
 135                 regulator-name = "vccio_wl";
 136                 regulator-min-microvolt = <3300000>;
 137                 regulator-max-microvolt = <3300000>;
 138                 regulator-always-on;
 139                 regulator-boot-on;
 140                 vin-supply = <&vcc_io>;
 141         };
 142
 143         vdd_10: vdd-10-regulator {
 144                 compatible = "regulator-fixed";
 145                 regulator-name = "vdd_10";
 146                 regulator-min-microvolt = <1000000>;
 147                 regulator-max-microvolt = <1000000>;
 148                 regulator-always-on;
 149                 regulator-boot-on;
 150                 vin-supply = <&vcc_sys>;
 151         };
 152 };
 153
 154 &emmc {
 155         bus-width = <8>;
 156         cap-mmc-highspeed;
 157         mmc-pwrseq = <&emmc_pwrseq>;
 158         non-removable;
 159         pinctrl-names = "default";
 160         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 161         status = "okay";
 162 };
 163
 164 &gmac {
 165         phy-supply = <&vcc_lan>;
 166         phy-mode = "rmii";
 167         clock_in_out = "output";
 168         snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
 169         snps,reset-active-low;
 170         snps,reset-delays-us = <0 10000 1000000>;
 171         pinctrl-names = "default";
 172         pinctrl-0 = <&rmii_pins>;
 173         tx_delay = <0x30>;
 174         rx_delay = <0x10>;
 175         status = "okay";
 176 };
 177
 178 &i2c0 {
 179         status = "okay";
 180
 181         vdd_cpu: syr827@40 {
 182                 compatible = "silergy,syr827";
 183                 reg = <0x40>;
 184                 fcs,suspend-voltage-selector = <1>;
 185                 regulator-name = "vdd_cpu";
 186                 regulator-enable-ramp-delay = <300>;
 187                 regulator-min-microvolt = <712500>;
 188                 regulator-max-microvolt = <1500000>;
 189                 regulator-ramp-delay = <8000>;
 190                 regulator-always-on;
 191                 regulator-boot-on;
 192                 vin-supply = <&vcc_sys>;
 193         };
 194
 195         hym8563: rtc@51 {
 196                 compatible = "haoyu,hym8563";
 197                 reg = <0x51>;
 198                 #clock-cells = <0>;
 199                 clock-output-names = "xin32k";
 200                 /* rtc_int is not connected */
 201         };
 202 };
 203
 204 &io_domains {
 205         status = "okay";
 206
 207         audio-supply = <&vcc_io>;
 208         gpio30-supply = <&vcc_io>;
 209         gpio1830-supply = <&vcc_io>;
 210         wifi-supply = <&vccio_wl>;
 211 };
 212
 213 &sdio0 {
 214         assigned-clocks = <&cru SCLK_SDIO0>;
 215         assigned-clock-parents = <&cru PLL_CPLL>;
 216         bus-width = <4>;
 217         cap-sd-highspeed;
 218         cap-sdio-irq;
 219         keep-power-in-suspend;
 220         mmc-pwrseq = <&sdio_pwrseq>;
 221         non-removable;
 222         pinctrl-names = "default";
 223         pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
 224         vmmc-supply = <&vcc_io>;
 225         vqmmc-supply = <&vccio_wl>;
 226         status = "okay";
 227 };
 228
 229 &pinctrl {
 230         pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
 231                 bias-disable;
 232                 drive-strength = <8>;
 233         };
 234
 235         pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
 236                 bias-pull-up;
 237                 drive-strength = <8>;
 238         };
 239
 240         emmc {
 241                 emmc_bus8: emmc-bus8 {
 242                         rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
 243                                         <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
 244                                         <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
 245                                         <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
 246                                         <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
 247                                         <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
 248                                         <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
 249                                         <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
 250                 };
 251
 252                 emmc-clk {
 253                         rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
 254                 };
 255
 256                 emmc-cmd {
 257                         rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
 258                 };
 259
 260                 emmc_reset: emmc-reset {
 261                         rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
 262                 };
 263         };
 264
 265         ir {
 266                 ir_int: ir-int {
 267                         rockchip,pins = <3 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>;
 268                 };
 269         };
 270
 271         keys {
 272                 pwr_key: pwr-key {
 273                         rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
 274                 };
 275         };
 276
 277         leds {
 278                 stby_pwren: stby-pwren {
 279                         rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
 280                 };
 281
 282                 led_ctl: led-ctl {
 283                         rockchip,pins = <3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
 284                 };
 285         };
 286
 287         sdio {
 288                 wifi_reg_on: wifi-reg-on {
 289                         rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
 290                 };
 291
 292                 bt_rst: bt-rst {
 293                         rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
 294                 };
 295         };
 296
 297         usb {
 298                 host_vbus_drv: host-vbus-drv {
 299                         rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
 300                 };
 301         };
 302 };
 303
 304 &pmu_io_domains {
 305         status = "okay";
 306
 307         pmu-supply = <&vcc_io>;
 308         vop-supply = <&vcc_io>;
 309 };
 310
 311 &saradc {
 312         vref-supply = <&vcc_18>;
 313         status = "okay";
 314 };
 315
 316 &tsadc {
 317         rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 318         rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
 319         status = "okay";
 320 };
 321
 322 &uart2 {
 323         status = "okay";
 324 };
 325
 326 &usb_host0_ehci {
 327         status = "okay";
 328 };
 329
 330 &usb_otg {
 331         dr_mode = "host";
 332         status = "okay";
 333 };
 334
 335 &wdt {
 336         status = "okay";
 337 };