1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2021 BayLibre SAS 4 * Author: Neil Armstrong <narmstrong@baylibre.com> 5 */ 6 7#include "meson-sm1.dtsi" 8#include <dt-bindings/leds/common.h> 9#include <dt-bindings/input/linux-event-codes.h> 10#include <dt-bindings/gpio/meson-g12a-gpio.h> 11 12/ { 13 adc-keys { 14 compatible = "adc-keys"; 15 io-channels = <&saradc 2>; 16 io-channel-names = "buttons"; 17 keyup-threshold-microvolt = <1800000>; 18 19 button-sw3 { 20 label = "SW3"; 21 linux,code = <BTN_3>; 22 press-threshold-microvolt = <1700000>; 23 }; 24 }; 25 26 aliases { 27 serial0 = &uart_AO; 28 ethernet0 = ðmac; 29 }; 30 31 chosen { 32 stdout-path = "serial0:115200n8"; 33 }; 34 35 emmc_pwrseq: emmc-pwrseq { 36 compatible = "mmc-pwrseq-emmc"; 37 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; 38 }; 39 40 gpio-keys { 41 compatible = "gpio-keys"; 42 43 key { 44 label = "SW1"; 45 linux,code = <BTN_1>; 46 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>; 47 interrupt-parent = <&gpio_intc>; 48 interrupts = <IRQID_GPIOAO_3 IRQ_TYPE_EDGE_BOTH>; 49 }; 50 }; 51 52 hdmi-connector { 53 compatible = "hdmi-connector"; 54 type = "a"; 55 56 port { 57 hdmi_connector_in: endpoint { 58 remote-endpoint = <&hdmi_tx_tmds_out>; 59 }; 60 }; 61 }; 62 63 leds { 64 compatible = "gpio-leds"; 65 66 led-green { 67 color = <LED_COLOR_ID_GREEN>; 68 function = LED_FUNCTION_STATUS; 69 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; 70 }; 71 72 led-blue { 73 color = <LED_COLOR_ID_BLUE>; 74 function = LED_FUNCTION_STATUS; 75 gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_LOW>; 76 linux,default-trigger = "heartbeat"; 77 }; 78 }; 79 80 memory@0 { 81 device_type = "memory"; 82 reg = <0x0 0x0 0x0 0x40000000>; 83 }; 84 85 emmc_1v8: regulator-emmc-1v8 { 86 compatible = "regulator-fixed"; 87 regulator-name = "EMMC_1V8"; 88 regulator-min-microvolt = <1800000>; 89 regulator-max-microvolt = <1800000>; 90 vin-supply = <&vddao_3v3>; 91 regulator-always-on; 92 }; 93 94 dc_in: regulator-dc-in { 95 compatible = "regulator-fixed"; 96 regulator-name = "DC_IN"; 97 regulator-min-microvolt = <5000000>; 98 regulator-max-microvolt = <5000000>; 99 regulator-always-on; 100 }; 101 102 vddio_c: regulator-vddio-c { 103 compatible = "regulator-gpio"; 104 regulator-name = "VDDIO_C"; 105 regulator-min-microvolt = <1800000>; 106 regulator-max-microvolt = <3300000>; 107 108 enable-gpios = <&gpio_ao GPIOE_2 GPIO_OPEN_DRAIN>; 109 enable-active-high; 110 regulator-always-on; 111 112 gpios = <&gpio_ao GPIOAO_6 GPIO_OPEN_DRAIN>; 113 gpios-states = <1>; 114 115 states = <1800000 0>, 116 <3300000 1>; 117 }; 118 119 tflash_vdd: regulator-tflash-vdd { 120 compatible = "regulator-fixed"; 121 regulator-name = "TFLASH_VDD"; 122 regulator-min-microvolt = <3300000>; 123 regulator-max-microvolt = <3300000>; 124 vin-supply = <&dc_in>; 125 gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>; 126 enable-active-high; 127 regulator-always-on; 128 }; 129 130 vddao_1v8: regulator-vddao-1v8 { 131 compatible = "regulator-fixed"; 132 regulator-name = "VDDAO_1V8"; 133 regulator-min-microvolt = <1800000>; 134 regulator-max-microvolt = <1800000>; 135 vin-supply = <&vddao_3v3>; 136 regulator-always-on; 137 }; 138 139 vddao_3v3: regulator-vddao-3v3 { 140 compatible = "regulator-fixed"; 141 regulator-name = "VDDAO_3V3"; 142 regulator-min-microvolt = <3300000>; 143 regulator-max-microvolt = <3300000>; 144 vin-supply = <&dc_in>; 145 regulator-always-on; 146 }; 147 148 vddcpu: regulator-vddcpu { 149 /* 150 * SY8120B1ABC DC/DC Regulator. 151 */ 152 compatible = "pwm-regulator"; 153 154 regulator-name = "VDDCPU"; 155 regulator-min-microvolt = <690000>; 156 regulator-max-microvolt = <1050000>; 157 158 pwm-supply = <&dc_in>; 159 160 pwms = <&pwm_AO_cd 1 1250 0>; 161 pwm-dutycycle-range = <100 0>; 162 163 regulator-boot-on; 164 regulator-always-on; 165 }; 166 167 /* USB Hub Power Enable */ 168 vl_pwr_en: regulator-vl-pwr-en { 169 compatible = "regulator-fixed"; 170 regulator-name = "VL_PWR_EN"; 171 regulator-min-microvolt = <5000000>; 172 regulator-max-microvolt = <5000000>; 173 vin-supply = <&dc_in>; 174 175 gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>; 176 enable-active-high; 177 }; 178}; 179 180&arb { 181 status = "okay"; 182}; 183 184&cpu0 { 185 cpu-supply = <&vddcpu>; 186 operating-points-v2 = <&cpu_opp_table>; 187 clocks = <&clkc CLKID_CPU_CLK>; 188}; 189 190&cpu1 { 191 cpu-supply = <&vddcpu>; 192 operating-points-v2 = <&cpu_opp_table>; 193 clocks = <&clkc CLKID_CPU1_CLK>; 194}; 195 196&cpu2 { 197 cpu-supply = <&vddcpu>; 198 operating-points-v2 = <&cpu_opp_table>; 199 clocks = <&clkc CLKID_CPU2_CLK>; 200}; 201 202&cpu3 { 203 cpu-supply = <&vddcpu>; 204 operating-points-v2 = <&cpu_opp_table>; 205 clocks = <&clkc CLKID_CPU3_CLK>; 206}; 207 208&ext_mdio { 209 external_phy: ethernet-phy@0 { 210 /* Realtek RTL8211F (0x001cc916) */ 211 reg = <0>; 212 max-speed = <1000>; 213 214 interrupt-parent = <&gpio_intc>; 215 /* MAC_INTR on GPIOZ_14 */ 216 interrupts = <IRQID_GPIOZ_14 IRQ_TYPE_LEVEL_LOW>; 217 }; 218}; 219 220ðmac { 221 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; 222 pinctrl-names = "default"; 223 status = "okay"; 224 phy-mode = "rgmii-txid"; 225 phy-handle = <&external_phy>; 226}; 227 228&gpio { 229 gpio-line-names = 230 /* GPIOZ */ 231 "ETH_MDIO", /* GPIOZ_0 */ 232 "ETH_MDC", /* GPIOZ_1 */ 233 "ETH_RXCLK", /* GPIOZ_2 */ 234 "ETH_RX_DV", /* GPIOZ_3 */ 235 "ETH_RXD0", /* GPIOZ_4 */ 236 "ETH_RXD1", /* GPIOZ_5 */ 237 "ETH_RXD2", /* GPIOZ_6 */ 238 "ETH_RXD3", /* GPIOZ_7 */ 239 "ETH_TXCLK", /* GPIOZ_8 */ 240 "ETH_TXEN", /* GPIOZ_9 */ 241 "ETH_TXD0", /* GPIOZ_10 */ 242 "ETH_TXD1", /* GPIOZ_11 */ 243 "ETH_TXD2", /* GPIOZ_12 */ 244 "ETH_TXD3", /* GPIOZ_13 */ 245 "ETH_INTR", /* GPIOZ_14 */ 246 "ETH_NRST", /* GPIOZ_15 */ 247 /* GPIOH */ 248 "HDMI_SDA", /* GPIOH_0 */ 249 "HDMI_SCL", /* GPIOH_1 */ 250 "HDMI_HPD", /* GPIOH_2 */ 251 "HDMI_CEC", /* GPIOH_3 */ 252 "VL-RST_N", /* GPIOH_4 */ 253 "CON1-P36", /* GPIOH_5 */ 254 "VL-PWREN", /* GPIOH_6 */ 255 "WiFi_3V3_1V8", /* GPIOH_7 */ 256 "TFLASH_VDD_EN", /* GPIOH_8 */ 257 /* BOOT */ 258 "eMMC_D0", /* BOOT_0 */ 259 "eMMC_D1", /* BOOT_1 */ 260 "eMMC_D2", /* BOOT_2 */ 261 "eMMC_D3", /* BOOT_3 */ 262 "eMMC_D4", /* BOOT_4 */ 263 "eMMC_D5", /* BOOT_5 */ 264 "eMMC_D6", /* BOOT_6 */ 265 "eMMC_D7", /* BOOT_7 */ 266 "eMMC_CLK", /* BOOT_8 */ 267 "", 268 "eMMC_CMD", /* BOOT_10 */ 269 "", 270 "eMMC_RST#", /* BOOT_12 */ 271 "eMMC_DS", /* BOOT_13 */ 272 "", "", 273 /* GPIOC */ 274 "SD_D0_B", /* GPIOC_0 */ 275 "SD_D1_B", /* GPIOC_1 */ 276 "SD_D2_B", /* GPIOC_2 */ 277 "SD_D3_B", /* GPIOC_3 */ 278 "SD_CLK_B", /* GPIOC_4 */ 279 "SD_CMD_B", /* GPIOC_5 */ 280 "CARD_EN_DET", /* GPIOC_6 */ 281 "", 282 /* GPIOA */ 283 "", "", "", "", "", "", "", "", 284 "", "", "", "", "", "", 285 "CON1-P27", /* GPIOA_14 */ 286 "CON1-P28", /* GPIOA_15 */ 287 /* GPIOX */ 288 "CON1-P16", /* GPIOX_0 */ 289 "CON1-P18", /* GPIOX_1 */ 290 "CON1-P22", /* GPIOX_2 */ 291 "CON1-P11", /* GPIOX_3 */ 292 "CON1-P13", /* GPIOX_4 */ 293 "CON1-P07", /* GPIOX_5 */ 294 "CON1-P33", /* GPIOX_6 */ 295 "CON1-P15", /* GPIOX_7 */ 296 "CON1-P19", /* GPIOX_8 */ 297 "CON1-P21", /* GPIOX_9 */ 298 "CON1-P24", /* GPIOX_10 */ 299 "CON1-P23", /* GPIOX_11 */ 300 "CON1-P08", /* GPIOX_12 */ 301 "CON1-P10", /* GPIOX_13 */ 302 "CON1-P29", /* GPIOX_14 */ 303 "CON1-P31", /* GPIOX_15 */ 304 "CON1-P26", /* GPIOX_16 */ 305 "CON1-P03", /* GPIOX_17 */ 306 "CON1-P05", /* GPIOX_18 */ 307 "CON1-P32"; /* GPIOX_19 */ 308 309 /* 310 * WARNING: The USB Hub needs a reset signal to be turned high in 311 * order to be detected by the USB Controller. This signal should 312 * be handled by a USB specific power sequence to reset the Hub 313 * when the USB bus is powered down. 314 */ 315 usb-hub-hog { 316 gpio-hog; 317 gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>; 318 output-high; 319 line-name = "usb-hub-reset"; 320 }; 321}; 322 323&gpio_ao { 324 gpio-line-names = 325 /* GPIOAO */ 326 "DEBUG TX", /* GPIOAO_0 */ 327 "DEBUG RX", /* GPIOAO_1 */ 328 "SYS_LED2", /* GPIOAO_2 */ 329 "UPDATE_KEY", /* GPIOAO_3 */ 330 "CON1-P40", /* GPIOAO_4 */ 331 "IR_IN", /* GPIOAO_5 */ 332 "TF_3V3N_1V8_EN", /* GPIOAO_6 */ 333 "CON1-P35", /* GPIOAO_7 */ 334 "CON1-P12", /* GPIOAO_8 */ 335 "CON1-P37", /* GPIOAO_9 */ 336 "CON1-P38", /* GPIOAO_10 */ 337 "SYS_LED", /* GPIOAO_11 */ 338 /* GPIOE */ 339 "VDDEE_PWM", /* GPIOE_0 */ 340 "VDDCPU_PWM", /* GPIOE_1 */ 341 "TF_PWR_EN"; /* GPIOE_2 */ 342}; 343 344&hdmi_tx { 345 status = "okay"; 346 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 347 pinctrl-names = "default"; 348 hdmi-supply = <&dc_in>; 349}; 350 351&hdmi_tx_tmds_port { 352 hdmi_tx_tmds_out: endpoint { 353 remote-endpoint = <&hdmi_connector_in>; 354 }; 355}; 356 357&ir { 358 status = "okay"; 359 pinctrl-0 = <&remote_input_ao_pins>; 360 pinctrl-names = "default"; 361}; 362 363&pwm_AO_cd { 364 pinctrl-0 = <&pwm_ao_d_e_pins>; 365 pinctrl-names = "default"; 366 status = "okay"; 367}; 368 369&saradc { 370 status = "okay"; 371 vref-supply = <&vddao_1v8>; 372}; 373 374/* SD card */ 375&sd_emmc_b { 376 status = "okay"; 377 pinctrl-0 = <&sdcard_c_pins>; 378 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 379 pinctrl-names = "default", "clk-gate"; 380 381 bus-width = <4>; 382 cap-sd-highspeed; 383 max-frequency = <50000000>; 384 disable-wp; 385 386 /* TOFIX: SD card is barely usable in SDR modes */ 387 388 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 389 vmmc-supply = <&tflash_vdd>; 390 vqmmc-supply = <&vddio_c>; 391}; 392 393/* eMMC */ 394&sd_emmc_c { 395 status = "okay"; 396 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 397 pinctrl-1 = <&emmc_clk_gate_pins>; 398 pinctrl-names = "default", "clk-gate"; 399 400 bus-width = <8>; 401 cap-mmc-highspeed; 402 mmc-ddr-1_8v; 403 mmc-hs200-1_8v; 404 max-frequency = <200000000>; 405 disable-wp; 406 407 mmc-pwrseq = <&emmc_pwrseq>; 408 vmmc-supply = <&vddao_3v3>; 409 vqmmc-supply = <&emmc_1v8>; 410}; 411 412&uart_AO { 413 status = "okay"; 414 pinctrl-0 = <&uart_ao_a_pins>; 415 pinctrl-names = "default"; 416}; 417 418&usb { 419 status = "okay"; 420}; 421 422&usb2_phy0 { 423 phy-supply = <&dc_in>; 424}; 425 426&usb2_phy1 { 427 /* Enable the hub which is connected to this port */ 428 phy-supply = <&vl_pwr_en>; 429}; 430