Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm64/rockchip/rk3368-r88.dts
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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: hym8563@51 { 196 compatible = "haoyu,hym8563"; 197 reg = <0x51>; 198 #clock-cells = <0>; 199 clock-frequency = <32768>; 200 clock-output-names = "xin32k"; 201 /* rtc_int is not connected */ 202 }; 203 }; 204 205 &io_domains { 206 status = "okay"; 207 208 audio-supply = <&vcc_io>; 209 gpio30-supply = <&vcc_io>; 210 gpio1830-supply = <&vcc_io>; 211 wifi-supply = <&vccio_wl>; 212 }; 213 214 &sdio0 { 215 assigned-clocks = <&cru SCLK_SDIO0>; 216 assigned-clock-parents = <&cru PLL_CPLL>; 217 bus-width = <4>; 218 cap-sd-highspeed; 219 cap-sdio-irq; 220 keep-power-in-suspend; 221 mmc-pwrseq = <&sdio_pwrseq>; 222 non-removable; 223 pinctrl-names = "default"; 224 pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>; 225 vmmc-supply = <&vcc_io>; 226 vqmmc-supply = <&vccio_wl>; 227 status = "okay"; 228 }; 229 230 &pinctrl { 231 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { 232 bias-disable; 233 drive-strength = <8>; 234 }; 235 236 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { 237 bias-pull-up; 238 drive-strength = <8>; 239 }; 240 241 emmc { 242 emmc_bus8: emmc-bus8 { 243 rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>, 244 <1 RK_PC3 2 &pcfg_pull_up_drv_8ma>, 245 <1 RK_PC4 2 &pcfg_pull_up_drv_8ma>, 246 <1 RK_PC5 2 &pcfg_pull_up_drv_8ma>, 247 <1 RK_PC6 2 &pcfg_pull_up_drv_8ma>, 248 <1 RK_PC7 2 &pcfg_pull_up_drv_8ma>, 249 <1 RK_PD0 2 &pcfg_pull_up_drv_8ma>, 250 <1 RK_PD1 2 &pcfg_pull_up_drv_8ma>; 251 }; 252 253 emmc-clk { 254 rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>; 255 }; 256 257 emmc-cmd { 258 rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>; 259 }; 260 261 emmc_reset: emmc-reset { 262 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 263 }; 264 }; 265 266 ir { 267 ir_int: ir-int { 268 rockchip,pins = <3 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>; 269 }; 270 }; 271 272 keys { 273 pwr_key: pwr-key { 274 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>; 275 }; 276 }; 277 278 leds { 279 stby_pwren: stby-pwren { 280 rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>; 281 }; 282 283 led_ctl: led-ctl { 284 rockchip,pins = <3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>; 285 }; 286 }; 287 288 sdio { 289 wifi_reg_on: wifi-reg-on { 290 rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 291 }; 292 293 bt_rst: bt-rst { 294 rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; 295 }; 296 }; 297 298 usb { 299 host_vbus_drv: host-vbus-drv { 300 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 301 }; 302 }; 303 }; 304 305 &pmu_io_domains { 306 status = "okay"; 307 308 pmu-supply = <&vcc_io>; 309 vop-supply = <&vcc_io>; 310 }; 311 312 &saradc { 313 vref-supply = <&vcc_18>; 314 status = "okay"; 315 }; 316 317 &tsadc { 318 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ 319 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ 320 status = "okay"; 321 }; 322 323 &uart2 { 324 status = "okay"; 325 }; 326 327 &usb_host0_ehci { 328 status = "okay"; 329 }; 330 331 &usb_otg { 332 dr_mode = "host"; 333 status = "okay"; 334 }; 335 336 &wdt { 337 status = "okay"; 338 };
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