1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2 3#include <dt-bindings/input/input.h> 4#include <dt-bindings/pwm/pwm.h> 5#include "rk3288.dtsi" 6 7/ { 8 memory@0 { 9 device_type = "memory"; 10 reg = <0x0 0x0 0x0 0x80000000>; 11 }; 12 13 adc-keys { 14 compatible = "adc-keys"; 15 io-channels = <&saradc 1>; 16 io-channel-names = "buttons"; 17 keyup-threshold-microvolt = <1800000>; 18 19 button-up { 20 label = "Volume Up"; 21 linux,code = <KEY_VOLUMEUP>; 22 press-threshold-microvolt = <100000>; 23 }; 24 25 button-down { 26 label = "Volume Down"; 27 linux,code = <KEY_VOLUMEDOWN>; 28 press-threshold-microvolt = <300000>; 29 }; 30 31 button-menu { 32 label = "Menu"; 33 linux,code = <KEY_MENU>; 34 press-threshold-microvolt = <640000>; 35 }; 36 37 button-esc { 38 label = "Esc"; 39 linux,code = <KEY_ESC>; 40 press-threshold-microvolt = <1000000>; 41 }; 42 43 button-home { 44 label = "Home"; 45 linux,code = <KEY_HOME>; 46 press-threshold-microvolt = <1300000>; 47 }; 48 }; 49 50 backlight: backlight { 51 compatible = "pwm-backlight"; 52 brightness-levels = < 53 0 1 2 3 4 5 6 7 54 8 9 10 11 12 13 14 15 55 16 17 18 19 20 21 22 23 56 24 25 26 27 28 29 30 31 57 32 33 34 35 36 37 38 39 58 40 41 42 43 44 45 46 47 59 48 49 50 51 52 53 54 55 60 56 57 58 59 60 61 62 63 61 64 65 66 67 68 69 70 71 62 72 73 74 75 76 77 78 79 63 80 81 82 83 84 85 86 87 64 88 89 90 91 92 93 94 95 65 96 97 98 99 100 101 102 103 66 104 105 106 107 108 109 110 111 67 112 113 114 115 116 117 118 119 68 120 121 122 123 124 125 126 127 69 128 129 130 131 132 133 134 135 70 136 137 138 139 140 141 142 143 71 144 145 146 147 148 149 150 151 72 152 153 154 155 156 157 158 159 73 160 161 162 163 164 165 166 167 74 168 169 170 171 172 173 174 175 75 176 177 178 179 180 181 182 183 76 184 185 186 187 188 189 190 191 77 192 193 194 195 196 197 198 199 78 200 201 202 203 204 205 206 207 79 208 209 210 211 212 213 214 215 80 216 217 218 219 220 221 222 223 81 224 225 226 227 228 229 230 231 82 232 233 234 235 236 237 238 239 83 240 241 242 243 244 245 246 247 84 248 249 250 251 252 253 254 255>; 85 default-brightness-level = <128>; 86 enable-gpios = <&gpio7 RK_PA2 GPIO_ACTIVE_HIGH>; 87 pinctrl-names = "default"; 88 pinctrl-0 = <&bl_en>; 89 pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>; 90 }; 91 92 ext_gmac: external-gmac-clock { 93 compatible = "fixed-clock"; 94 clock-frequency = <125000000>; 95 clock-output-names = "ext_gmac"; 96 #clock-cells = <0>; 97 }; 98 99 panel: panel { 100 compatible = "lg,lp079qx1-sp0v"; 101 backlight = <&backlight>; 102 enable-gpios = <&gpio7 RK_PA4 GPIO_ACTIVE_HIGH>; 103 pinctrl-0 = <&lcd_cs>; 104 105 ports { 106 panel_in: port { 107 panel_in_edp: endpoint { 108 remote-endpoint = <&edp_out_panel>; 109 }; 110 }; 111 }; 112 }; 113 114 gpio-keys { 115 compatible = "gpio-keys"; 116 autorepeat; 117 118 pinctrl-names = "default"; 119 pinctrl-0 = <&pwrbtn>; 120 121 key-power { 122 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>; 123 linux,code = <KEY_POWER>; 124 label = "GPIO Key Power"; 125 linux,input-type = <1>; 126 wakeup-source; 127 debounce-interval = <100>; 128 }; 129 }; 130 131 /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */ 132 vcc_host: regulator-vcc-host { 133 compatible = "regulator-fixed"; 134 enable-active-high; 135 gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>; 136 pinctrl-names = "default"; 137 pinctrl-0 = <&host_vbus_drv>; 138 regulator-name = "vcc_host"; 139 regulator-always-on; 140 regulator-boot-on; 141 }; 142 143 vcc_phy: regulator-vcc-phy { 144 compatible = "regulator-fixed"; 145 enable-active-high; 146 gpio = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>; 147 pinctrl-names = "default"; 148 pinctrl-0 = <ð_phy_pwr>; 149 regulator-name = "vcc_phy"; 150 regulator-min-microvolt = <3300000>; 151 regulator-max-microvolt = <3300000>; 152 regulator-always-on; 153 regulator-boot-on; 154 }; 155 156 vcc_sys: regulator-vsys { 157 compatible = "regulator-fixed"; 158 regulator-name = "vcc_sys"; 159 regulator-min-microvolt = <5000000>; 160 regulator-max-microvolt = <5000000>; 161 regulator-always-on; 162 regulator-boot-on; 163 }; 164 165 /* 166 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from 167 * vcc_io directly. Those boards won't be able to power cycle SD cards 168 * but it shouldn't hurt to toggle this pin there anyway. 169 */ 170 vcc_sd: regulator-sdmmc { 171 compatible = "regulator-fixed"; 172 gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>; 173 pinctrl-names = "default"; 174 pinctrl-0 = <&sdmmc_pwr>; 175 regulator-name = "vcc_sd"; 176 regulator-min-microvolt = <3300000>; 177 regulator-max-microvolt = <3300000>; 178 startup-delay-us = <100000>; 179 vin-supply = <&vcc_io>; 180 }; 181}; 182 183&cpu0 { 184 cpu0-supply = <&vdd_cpu>; 185}; 186 187&edp { 188 force-hpd; 189 status = "okay"; 190 191 ports { 192 edp_out: port@1 { 193 reg = <1>; 194 #address-cells = <1>; 195 #size-cells = <0>; 196 197 edp_out_panel: endpoint@0 { 198 reg = <0>; 199 remote-endpoint = <&panel_in_edp>; 200 }; 201 }; 202 }; 203}; 204 205&edp_phy { 206 status = "okay"; 207}; 208 209&emmc { 210 bus-width = <8>; 211 cap-mmc-highspeed; 212 disable-wp; 213 non-removable; 214 pinctrl-names = "default"; 215 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>; 216 status = "okay"; 217}; 218 219&saradc { 220 vref-supply = <&vcc_18>; 221 status = "okay"; 222}; 223 224&sdmmc { 225 bus-width = <4>; 226 cap-mmc-highspeed; 227 cap-sd-highspeed; 228 card-detect-delay = <200>; 229 disable-wp; /* wp not hooked up */ 230 pinctrl-names = "default"; 231 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>; 232 status = "okay"; 233 vmmc-supply = <&vcc_sd>; 234 vqmmc-supply = <&vccio_sd>; 235}; 236 237&gmac { 238 phy-supply = <&vcc_phy>; 239 phy-mode = "rgmii"; 240 clock_in_out = "input"; 241 snps,reset-gpio = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>; 242 snps,reset-active-low; 243 snps,reset-delays-us = <0 10000 1000000>; 244 assigned-clocks = <&cru SCLK_MAC>; 245 assigned-clock-parents = <&ext_gmac>; 246 pinctrl-names = "default"; 247 pinctrl-0 = <&rgmii_pins>; 248 tx_delay = <0x30>; 249 rx_delay = <0x10>; 250 status = "okay"; 251}; 252 253&gpu { 254 mali-supply = <&vdd_gpu>; 255 status = "okay"; 256}; 257 258&hdmi { 259 ddc-i2c-bus = <&i2c5>; 260 status = "okay"; 261}; 262 263&i2c0 { 264 status = "okay"; 265}; 266 267&i2c5 { 268 status = "okay"; 269}; 270 271&wdt { 272 status = "okay"; 273}; 274 275&pwm0 { 276 status = "okay"; 277}; 278 279&uart0 { 280 status = "okay"; 281}; 282 283&uart1 { 284 status = "okay"; 285}; 286 287&uart2 { 288 status = "okay"; 289}; 290 291&uart3 { 292 status = "okay"; 293}; 294 295&uart4 { 296 status = "okay"; 297}; 298 299&tsadc { 300 rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ 301 rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ 302 status = "okay"; 303}; 304 305&pinctrl { 306 pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { 307 drive-strength = <8>; 308 }; 309 310 pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { 311 bias-pull-up; 312 drive-strength = <8>; 313 }; 314 315 backlight { 316 bl_en: bl-en { 317 rockchip,pins = <7 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; 318 }; 319 }; 320 321 buttons { 322 pwrbtn: pwrbtn { 323 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; 324 }; 325 }; 326 327 lcd { 328 lcd_cs: lcd-cs { 329 rockchip,pins = <7 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 330 }; 331 }; 332 333 pmic { 334 pmic_int: pmic-int { 335 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>; 336 }; 337 }; 338 339 sdmmc { 340 /* 341 * Default drive strength isn't enough to achieve even 342 * high-speed mode on EVB board so bump up to 8ma. 343 */ 344 sdmmc_bus4: sdmmc-bus4 { 345 rockchip,pins = <6 RK_PC0 1 &pcfg_pull_up_drv_8ma>, 346 <6 RK_PC1 1 &pcfg_pull_up_drv_8ma>, 347 <6 RK_PC2 1 &pcfg_pull_up_drv_8ma>, 348 <6 RK_PC3 1 &pcfg_pull_up_drv_8ma>; 349 }; 350 351 sdmmc_clk: sdmmc-clk { 352 rockchip,pins = <6 RK_PC4 1 &pcfg_pull_none_drv_8ma>; 353 }; 354 355 sdmmc_cmd: sdmmc-cmd { 356 rockchip,pins = <6 RK_PC5 1 &pcfg_pull_up_drv_8ma>; 357 }; 358 359 sdmmc_pwr: sdmmc-pwr { 360 rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; 361 }; 362 }; 363 364 usb { 365 host_vbus_drv: host-vbus-drv { 366 rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>; 367 }; 368 }; 369 370 eth_phy { 371 eth_phy_pwr: eth-phy-pwr { 372 rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; 373 }; 374 }; 375}; 376 377&usbphy { 378 status = "okay"; 379}; 380 381&usb_host0_ehci { 382 status = "okay"; 383}; 384 385&usb_host1 { 386 status = "okay"; 387}; 388 389&vopb { 390 status = "okay"; 391}; 392 393&vopb_mmu { 394 status = "okay"; 395}; 396 397&vopl { 398 status = "okay"; 399}; 400 401&vopl_mmu { 402 status = "okay"; 403}; 404