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 clock-latency = <50000>; 189}; 190 191&cpu1 { 192 cpu-supply = <&vddcpu>; 193 operating-points-v2 = <&cpu_opp_table>; 194 clocks = <&clkc CLKID_CPU1_CLK>; 195 clock-latency = <50000>; 196}; 197 198&cpu2 { 199 cpu-supply = <&vddcpu>; 200 operating-points-v2 = <&cpu_opp_table>; 201 clocks = <&clkc CLKID_CPU2_CLK>; 202 clock-latency = <50000>; 203}; 204 205&cpu3 { 206 cpu-supply = <&vddcpu>; 207 operating-points-v2 = <&cpu_opp_table>; 208 clocks = <&clkc CLKID_CPU3_CLK>; 209 clock-latency = <50000>; 210}; 211 212&ext_mdio { 213 external_phy: ethernet-phy@0 { 214 /* Realtek RTL8211F (0x001cc916) */ 215 reg = <0>; 216 max-speed = <1000>; 217 218 interrupt-parent = <&gpio_intc>; 219 /* MAC_INTR on GPIOZ_14 */ 220 interrupts = <IRQID_GPIOZ_14 IRQ_TYPE_LEVEL_LOW>; 221 }; 222}; 223 224ðmac { 225 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; 226 pinctrl-names = "default"; 227 status = "okay"; 228 phy-mode = "rgmii-txid"; 229 phy-handle = <&external_phy>; 230}; 231 232&gpio { 233 gpio-line-names = 234 /* GPIOZ */ 235 "ETH_MDIO", /* GPIOZ_0 */ 236 "ETH_MDC", /* GPIOZ_1 */ 237 "ETH_RXCLK", /* GPIOZ_2 */ 238 "ETH_RX_DV", /* GPIOZ_3 */ 239 "ETH_RXD0", /* GPIOZ_4 */ 240 "ETH_RXD1", /* GPIOZ_5 */ 241 "ETH_RXD2", /* GPIOZ_6 */ 242 "ETH_RXD3", /* GPIOZ_7 */ 243 "ETH_TXCLK", /* GPIOZ_8 */ 244 "ETH_TXEN", /* GPIOZ_9 */ 245 "ETH_TXD0", /* GPIOZ_10 */ 246 "ETH_TXD1", /* GPIOZ_11 */ 247 "ETH_TXD2", /* GPIOZ_12 */ 248 "ETH_TXD3", /* GPIOZ_13 */ 249 "ETH_INTR", /* GPIOZ_14 */ 250 "ETH_NRST", /* GPIOZ_15 */ 251 /* GPIOH */ 252 "HDMI_SDA", /* GPIOH_0 */ 253 "HDMI_SCL", /* GPIOH_1 */ 254 "HDMI_HPD", /* GPIOH_2 */ 255 "HDMI_CEC", /* GPIOH_3 */ 256 "VL-RST_N", /* GPIOH_4 */ 257 "CON1-P36", /* GPIOH_5 */ 258 "VL-PWREN", /* GPIOH_6 */ 259 "WiFi_3V3_1V8", /* GPIOH_7 */ 260 "TFLASH_VDD_EN", /* GPIOH_8 */ 261 /* BOOT */ 262 "eMMC_D0", /* BOOT_0 */ 263 "eMMC_D1", /* BOOT_1 */ 264 "eMMC_D2", /* BOOT_2 */ 265 "eMMC_D3", /* BOOT_3 */ 266 "eMMC_D4", /* BOOT_4 */ 267 "eMMC_D5", /* BOOT_5 */ 268 "eMMC_D6", /* BOOT_6 */ 269 "eMMC_D7", /* BOOT_7 */ 270 "eMMC_CLK", /* BOOT_8 */ 271 "", 272 "eMMC_CMD", /* BOOT_10 */ 273 "", 274 "eMMC_RST#", /* BOOT_12 */ 275 "eMMC_DS", /* BOOT_13 */ 276 "", "", 277 /* GPIOC */ 278 "SD_D0_B", /* GPIOC_0 */ 279 "SD_D1_B", /* GPIOC_1 */ 280 "SD_D2_B", /* GPIOC_2 */ 281 "SD_D3_B", /* GPIOC_3 */ 282 "SD_CLK_B", /* GPIOC_4 */ 283 "SD_CMD_B", /* GPIOC_5 */ 284 "CARD_EN_DET", /* GPIOC_6 */ 285 "", 286 /* GPIOA */ 287 "", "", "", "", "", "", "", "", 288 "", "", "", "", "", "", 289 "CON1-P27", /* GPIOA_14 */ 290 "CON1-P28", /* GPIOA_15 */ 291 /* GPIOX */ 292 "CON1-P16", /* GPIOX_0 */ 293 "CON1-P18", /* GPIOX_1 */ 294 "CON1-P22", /* GPIOX_2 */ 295 "CON1-P11", /* GPIOX_3 */ 296 "CON1-P13", /* GPIOX_4 */ 297 "CON1-P07", /* GPIOX_5 */ 298 "CON1-P33", /* GPIOX_6 */ 299 "CON1-P15", /* GPIOX_7 */ 300 "CON1-P19", /* GPIOX_8 */ 301 "CON1-P21", /* GPIOX_9 */ 302 "CON1-P24", /* GPIOX_10 */ 303 "CON1-P23", /* GPIOX_11 */ 304 "CON1-P08", /* GPIOX_12 */ 305 "CON1-P10", /* GPIOX_13 */ 306 "CON1-P29", /* GPIOX_14 */ 307 "CON1-P31", /* GPIOX_15 */ 308 "CON1-P26", /* GPIOX_16 */ 309 "CON1-P03", /* GPIOX_17 */ 310 "CON1-P05", /* GPIOX_18 */ 311 "CON1-P32"; /* GPIOX_19 */ 312 313 /* 314 * WARNING: The USB Hub needs a reset signal to be turned high in 315 * order to be detected by the USB Controller. This signal should 316 * be handled by a USB specific power sequence to reset the Hub 317 * when the USB bus is powered down. 318 */ 319 usb-hub-hog { 320 gpio-hog; 321 gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>; 322 output-high; 323 line-name = "usb-hub-reset"; 324 }; 325}; 326 327&gpio_ao { 328 gpio-line-names = 329 /* GPIOAO */ 330 "DEBUG TX", /* GPIOAO_0 */ 331 "DEBUG RX", /* GPIOAO_1 */ 332 "SYS_LED2", /* GPIOAO_2 */ 333 "UPDATE_KEY", /* GPIOAO_3 */ 334 "CON1-P40", /* GPIOAO_4 */ 335 "IR_IN", /* GPIOAO_5 */ 336 "TF_3V3N_1V8_EN", /* GPIOAO_6 */ 337 "CON1-P35", /* GPIOAO_7 */ 338 "CON1-P12", /* GPIOAO_8 */ 339 "CON1-P37", /* GPIOAO_9 */ 340 "CON1-P38", /* GPIOAO_10 */ 341 "SYS_LED", /* GPIOAO_11 */ 342 /* GPIOE */ 343 "VDDEE_PWM", /* GPIOE_0 */ 344 "VDDCPU_PWM", /* GPIOE_1 */ 345 "TF_PWR_EN"; /* GPIOE_2 */ 346}; 347 348&hdmi_tx { 349 status = "okay"; 350 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 351 pinctrl-names = "default"; 352 hdmi-supply = <&dc_in>; 353}; 354 355&hdmi_tx_tmds_port { 356 hdmi_tx_tmds_out: endpoint { 357 remote-endpoint = <&hdmi_connector_in>; 358 }; 359}; 360 361&ir { 362 status = "okay"; 363 pinctrl-0 = <&remote_input_ao_pins>; 364 pinctrl-names = "default"; 365}; 366 367&pwm_AO_cd { 368 pinctrl-0 = <&pwm_ao_d_e_pins>; 369 pinctrl-names = "default"; 370 clocks = <&xtal>; 371 clock-names = "clkin1"; 372 status = "okay"; 373}; 374 375&saradc { 376 status = "okay"; 377 vref-supply = <&vddao_1v8>; 378}; 379 380/* SD card */ 381&sd_emmc_b { 382 status = "okay"; 383 pinctrl-0 = <&sdcard_c_pins>; 384 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 385 pinctrl-names = "default", "clk-gate"; 386 387 bus-width = <4>; 388 cap-sd-highspeed; 389 max-frequency = <50000000>; 390 disable-wp; 391 392 /* TOFIX: SD card is barely usable in SDR modes */ 393 394 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 395 vmmc-supply = <&tflash_vdd>; 396 vqmmc-supply = <&vddio_c>; 397}; 398 399/* eMMC */ 400&sd_emmc_c { 401 status = "okay"; 402 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 403 pinctrl-1 = <&emmc_clk_gate_pins>; 404 pinctrl-names = "default", "clk-gate"; 405 406 bus-width = <8>; 407 cap-mmc-highspeed; 408 mmc-ddr-1_8v; 409 mmc-hs200-1_8v; 410 max-frequency = <200000000>; 411 disable-wp; 412 413 mmc-pwrseq = <&emmc_pwrseq>; 414 vmmc-supply = <&vddao_3v3>; 415 vqmmc-supply = <&emmc_1v8>; 416}; 417 418&uart_AO { 419 status = "okay"; 420 pinctrl-0 = <&uart_ao_a_pins>; 421 pinctrl-names = "default"; 422}; 423 424&usb { 425 status = "okay"; 426}; 427 428&usb2_phy0 { 429 phy-supply = <&dc_in>; 430}; 431 432&usb2_phy1 { 433 /* Enable the hub which is connected to this port */ 434 phy-supply = <&vl_pwr_en>; 435}; 436