Christian Hewitt | cd9e696 | 2023-03-23 14:31:31 +0000 | [diff] [blame] | 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 = <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 = <26 IRQ_TYPE_LEVEL_LOW>; |
| 221 | }; |
| 222 | }; |
| 223 | |
| 224 | ðmac { |
| 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 | }; |