1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2017 Andreas Färber 4 */ 5 6/dts-v1/; 7 8#include "meson-gxbb.dtsi" 9#include <dt-bindings/gpio/gpio.h> 10#include <dt-bindings/sound/meson-aiu.h> 11 12/ { 13 compatible = "friendlyarm,nanopi-k2", "amlogic,meson-gxbb"; 14 model = "FriendlyARM NanoPi K2"; 15 16 aliases { 17 serial0 = &uart_AO; 18 ethernet0 = ðmac; 19 }; 20 21 chosen { 22 stdout-path = "serial0:115200n8"; 23 }; 24 25 memory@0 { 26 device_type = "memory"; 27 reg = <0x0 0x0 0x0 0x80000000>; 28 }; 29 30 leds { 31 compatible = "gpio-leds"; 32 33 led-stat { 34 label = "nanopi-k2:blue:stat"; 35 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_HIGH>; 36 default-state = "on"; 37 panic-indicator; 38 }; 39 }; 40 41 vdd_5v: regulator-vdd-5v { 42 compatible = "regulator-fixed"; 43 regulator-name = "VDD_5V"; 44 regulator-min-microvolt = <5000000>; 45 regulator-max-microvolt = <5000000>; 46 }; 47 48 vddio_ao18: regulator-vddio-ao18 { 49 compatible = "regulator-fixed"; 50 regulator-name = "VDDIO_AO18"; 51 regulator-min-microvolt = <1800000>; 52 regulator-max-microvolt = <1800000>; 53 }; 54 55 vddio_ao3v3: regulator-vddio-ao3v3 { 56 compatible = "regulator-fixed"; 57 regulator-name = "VDDIO_AO3.3V"; 58 regulator-min-microvolt = <3300000>; 59 regulator-max-microvolt = <3300000>; 60 }; 61 62 vddio_tf: regulator-vddio-tf { 63 compatible = "regulator-gpio"; 64 65 regulator-name = "VDDIO_TF"; 66 regulator-min-microvolt = <1800000>; 67 regulator-max-microvolt = <3300000>; 68 69 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>; 70 gpios-states = <0>; 71 72 states = <3300000 0>, 73 <1800000 1>; 74 75 regulator-settling-time-up-us = <100>; 76 regulator-settling-time-down-us = <5000>; 77 }; 78 79 wifi_32k: wifi-32k { 80 compatible = "pwm-clock"; 81 #clock-cells = <0>; 82 clock-frequency = <32768>; 83 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 84 }; 85 86 sdio_pwrseq: sdio-pwrseq { 87 compatible = "mmc-pwrseq-simple"; 88 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; 89 clocks = <&wifi_32k>; 90 clock-names = "ext_clock"; 91 }; 92 93 vcc1v8: regulator-vcc1v8 { 94 compatible = "regulator-fixed"; 95 regulator-name = "VCC1.8V"; 96 regulator-min-microvolt = <1800000>; 97 regulator-max-microvolt = <1800000>; 98 }; 99 100 vcc3v3: regulator-vcc3v3 { 101 compatible = "regulator-fixed"; 102 regulator-name = "VCC3.3V"; 103 regulator-min-microvolt = <3300000>; 104 regulator-max-microvolt = <3300000>; 105 }; 106 107 emmc_pwrseq: emmc-pwrseq { 108 compatible = "mmc-pwrseq-emmc"; 109 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; 110 }; 111 112 /* CVBS is available on CON1 pin 36, disabled by default */ 113 cvbs-connector { 114 compatible = "composite-video-connector"; 115 status = "disabled"; 116 117 port { 118 cvbs_connector_in: endpoint { 119 remote-endpoint = <&cvbs_vdac_out>; 120 }; 121 }; 122 }; 123 124 hdmi-connector { 125 compatible = "hdmi-connector"; 126 type = "a"; 127 128 port { 129 hdmi_connector_in: endpoint { 130 remote-endpoint = <&hdmi_tx_tmds_out>; 131 }; 132 }; 133 }; 134 135 sound { 136 compatible = "amlogic,gx-sound-card"; 137 model = "NANOPI-K2"; 138 assigned-clocks = <&clkc CLKID_MPLL0>, 139 <&clkc CLKID_MPLL1>, 140 <&clkc CLKID_MPLL2>; 141 assigned-clock-parents = <0>, <0>, <0>; 142 assigned-clock-rates = <294912000>, 143 <270950400>, 144 <393216000>; 145 status = "okay"; 146 147 dai-link-0 { 148 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>; 149 }; 150 151 dai-link-1 { 152 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>; 153 dai-format = "i2s"; 154 mclk-fs = <256>; 155 156 codec-0 { 157 sound-dai = <&aiu AIU_HDMI CTRL_I2S>; 158 }; 159 }; 160 161 dai-link-2 { 162 sound-dai = <&aiu AIU_HDMI CTRL_OUT>; 163 164 codec-0 { 165 sound-dai = <&hdmi_tx>; 166 }; 167 }; 168 }; 169}; 170 171&aiu { 172 status = "okay"; 173}; 174 175&cec_AO { 176 status = "okay"; 177 pinctrl-0 = <&ao_cec_pins>; 178 pinctrl-names = "default"; 179 hdmi-phandle = <&hdmi_tx>; 180}; 181 182&cvbs_vdac_port { 183 cvbs_vdac_out: endpoint { 184 remote-endpoint = <&cvbs_connector_in>; 185 }; 186}; 187 188ðmac { 189 status = "okay"; 190 pinctrl-0 = <ð_rgmii_pins>; 191 pinctrl-names = "default"; 192 193 phy-handle = <ð_phy0>; 194 phy-mode = "rgmii"; 195 196 amlogic,tx-delay-ns = <2>; 197 198 mdio { 199 compatible = "snps,dwmac-mdio"; 200 #address-cells = <1>; 201 #size-cells = <0>; 202 203 eth_phy0: ethernet-phy@0 { 204 /* Realtek RTL8211F (0x001cc916) */ 205 reg = <0>; 206 207 reset-assert-us = <10000>; 208 reset-deassert-us = <80000>; 209 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; 210 211 interrupt-parent = <&gpio_intc>; 212 /* MAC_INTR on GPIOZ_15 */ 213 interrupts = <29 IRQ_TYPE_LEVEL_LOW>; 214 }; 215 }; 216}; 217 218&hdmi_tx { 219 status = "okay"; 220 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; 221 pinctrl-names = "default"; 222}; 223 224&hdmi_tx_tmds_port { 225 hdmi_tx_tmds_out: endpoint { 226 remote-endpoint = <&hdmi_connector_in>; 227 }; 228}; 229 230&ir { 231 status = "okay"; 232 pinctrl-0 = <&remote_input_ao_pins>; 233 pinctrl-names = "default"; 234}; 235 236&gpio_ao { 237 gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In", 238 "VCCK En", "CON1 Header Pin31", 239 "I2S Header Pin6", "IR In", "I2S Header Pin7", 240 "I2S Header Pin3", "I2S Header Pin4", 241 "I2S Header Pin5", "HDMI CEC", "SYS LED", 242 /* GPIO_TEST_N */ 243 ""; 244}; 245 246&gpio { 247 gpio-line-names = /* Bank GPIOZ */ 248 "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk", 249 "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2", 250 "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En", 251 "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3", 252 "Eth PHY nRESET", "Eth PHY Intc", 253 /* Bank GPIOH */ 254 "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", 255 "CON1 Header Pin33", 256 /* Bank BOOT */ 257 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4", 258 "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk", 259 "eMMC Reset", "eMMC CMD", 260 "", "", "", "", "eMMC DS", 261 "", "", 262 /* Bank CARD */ 263 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD", 264 "SDCard D3", "SDCard D2", "SDCard Det", 265 /* Bank GPIODV */ 266 "", "", "", "", "", "", "", "", "", "", "", "", "", 267 "", "", "", "", "", "", "", "", "", "", "", 268 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK", 269 "VDDEE Regulator", "VCCK Regulator", 270 /* Bank GPIOY */ 271 "CON1 Header Pin7", "CON1 Header Pin11", 272 "CON1 Header Pin13", "CON1 Header Pin15", 273 "CON1 Header Pin18", "CON1 Header Pin19", 274 "CON1 Header Pin22", "CON1 Header Pin21", 275 "CON1 Header Pin24", "CON1 Header Pin23", 276 "CON1 Header Pin26", "CON1 Header Pin29", 277 "CON1 Header Pin32", "CON1 Header Pin8", 278 "CON1 Header Pin10", "CON1 Header Pin16", 279 "CON1 Header Pin12", 280 /* Bank GPIOX */ 281 "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2", 282 "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD", 283 "WIFI Power Enable", "WIFI WAKE HOST", 284 "Bluetooth PCM DOUT", "Bluetooth PCM DIN", 285 "Bluetooth PCM SYNC", "Bluetooth PCM CLK", 286 "Bluetooth UART TX", "Bluetooth UART RX", 287 "Bluetooth UART CTS", "Bluetooth UART RTS", 288 "", "", "", "WIFI 32K", "Bluetooth Enable", 289 "Bluetooth WAKE HOST", "", 290 /* Bank GPIOCLK */ 291 "", "CON1 Header Pin35", "", ""; 292}; 293 294&pwm_ef { 295 status = "okay"; 296 pinctrl-0 = <&pwm_e_pins>; 297 pinctrl-names = "default"; 298 clocks = <&clkc CLKID_FCLK_DIV4>; 299 clock-names = "clkin0"; 300}; 301 302&saradc { 303 status = "okay"; 304 vref-supply = <&vddio_ao18>; 305}; 306 307/* SDIO */ 308&sd_emmc_a { 309 status = "okay"; 310 pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>; 311 pinctrl-1 = <&sdio_clk_gate_pins>; 312 pinctrl-names = "default", "clk-gate"; 313 #address-cells = <1>; 314 #size-cells = <0>; 315 316 bus-width = <4>; 317 cap-sd-highspeed; 318 max-frequency = <50000000>; 319 320 non-removable; 321 disable-wp; 322 323 /* WiFi firmware requires power to be kept while in suspend */ 324 keep-power-in-suspend; 325 326 mmc-pwrseq = <&sdio_pwrseq>; 327 328 vmmc-supply = <&vddio_ao3v3>; 329 vqmmc-supply = <&vddio_ao18>; 330 331 brcmf: wifi@1 { 332 compatible = "brcm,bcm4329-fmac"; 333 reg = <1>; 334 }; 335}; 336 337/* SD */ 338&sd_emmc_b { 339 status = "okay"; 340 pinctrl-0 = <&sdcard_pins>; 341 pinctrl-1 = <&sdcard_clk_gate_pins>; 342 pinctrl-names = "default", "clk-gate"; 343 344 bus-width = <4>; 345 cap-sd-highspeed; 346 sd-uhs-sdr12; 347 sd-uhs-sdr25; 348 sd-uhs-sdr50; 349 sd-uhs-ddr50; 350 max-frequency = <100000000>; 351 disable-wp; 352 353 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>; 354 355 vmmc-supply = <&vddio_ao3v3>; 356 vqmmc-supply = <&vddio_tf>; 357}; 358 359/* eMMC */ 360&sd_emmc_c { 361 status = "disabled"; 362 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; 363 pinctrl-1 = <&emmc_clk_gate_pins>; 364 pinctrl-names = "default", "clk-gate"; 365 366 bus-width = <8>; 367 max-frequency = <200000000>; 368 non-removable; 369 disable-wp; 370 cap-mmc-highspeed; 371 mmc-ddr-1_8v; 372 mmc-hs200-1_8v; 373 374 mmc-pwrseq = <&emmc_pwrseq>; 375 vmmc-supply = <&vcc3v3>; 376 vqmmc-supply = <&vcc1v8>; 377}; 378 379/* DBG_UART */ 380&uart_AO { 381 status = "okay"; 382 pinctrl-0 = <&uart_ao_a_pins>; 383 pinctrl-names = "default"; 384}; 385 386/* Bluetooth on AP6212 */ 387&uart_A { 388 status = "okay"; 389 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 390 pinctrl-names = "default"; 391 uart-has-rtscts; 392 393 bluetooth { 394 compatible = "brcm,bcm43438-bt"; 395 clocks = <&wifi_32k>; 396 clock-names = "lpo"; 397 vbat-supply = <&vddio_ao3v3>; 398 vddio-supply = <&vddio_ao18>; 399 host-wakeup-gpios = <&gpio GPIOX_21 GPIO_ACTIVE_HIGH>; 400 shutdown-gpios = <&gpio GPIOX_20 GPIO_ACTIVE_HIGH>; 401 }; 402}; 403 404/* 40-pin CON1 */ 405&uart_C { 406 status = "disabled"; 407 pinctrl-0 = <&uart_c_pins>; 408 pinctrl-names = "default"; 409}; 410 411&usb0_phy { 412 status = "okay"; 413 phy-supply = <&vdd_5v>; 414}; 415 416&usb1_phy { 417 status = "okay"; 418}; 419 420&usb0 { 421 status = "okay"; 422}; 423 424&usb1 { 425 status = "okay"; 426}; 427