1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2023 Neil Armstrong <neil.armstrong@linaro.org> 4 */ 5 6#include "meson-g12b-a311d.dtsi" 7#include <dt-bindings/gpio/meson-g12a-gpio.h> 8 9/ { 10 aliases { 11 serial0 = &uart_AO; 12 rtc1 = &vrtc; 13 }; 14 15 chosen { 16 stdout-path = "serial0:115200n8"; 17 }; 18 19 emmc_pwrseq: emmc-pwrseq { 20 compatible = "mmc-pwrseq-emmc"; 21 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; 22 }; 23 24 memory@0 { 25 device_type = "memory"; 26 reg = <0x0 0x0 0x0 0x40000000>; 27 }; 28 29 sdio_pwrseq: sdio-pwrseq { 30 compatible = "mmc-pwrseq-simple"; 31 reset-gpios = <&gpio GPIOAO_6 GPIO_ACTIVE_LOW>; 32 clocks = <&wifi32k>; 33 clock-names = "ext_clock"; 34 }; 35 36 emmc_1v8: regulator-emmc-1v8 { 37 compatible = "regulator-fixed"; 38 regulator-name = "EMMC_1V8"; 39 regulator-min-microvolt = <1800000>; 40 regulator-max-microvolt = <1800000>; 41 vin-supply = <&vddao_3v3>; 42 regulator-always-on; 43 }; 44 45 dc_in: regulator-dc-in { 46 compatible = "regulator-fixed"; 47 regulator-name = "DC_IN"; 48 regulator-min-microvolt = <5000000>; 49 regulator-max-microvolt = <5000000>; 50 regulator-always-on; 51 }; 52 53 vddio_c: regulator-vddio-c { 54 compatible = "regulator-gpio"; 55 regulator-name = "VDDIO_C"; 56 regulator-min-microvolt = <1800000>; 57 regulator-max-microvolt = <3300000>; 58 59 enable-gpio = <&gpio_ao GPIOAO_3 GPIO_OPEN_DRAIN>; 60 enable-active-high; 61 regulator-always-on; 62 63 gpios = <&gpio_ao GPIOAO_9 GPIO_OPEN_DRAIN>; 64 gpios-states = <1>; 65 66 states = <1800000 0>, 67 <3300000 1>; 68 }; 69 70 vddao_1v8: regulator-vddao-1v8 { 71 compatible = "regulator-fixed"; 72 regulator-name = "VDDAO_1V8"; 73 regulator-min-microvolt = <1800000>; 74 regulator-max-microvolt = <1800000>; 75 vin-supply = <&vddao_3v3>; 76 regulator-always-on; 77 }; 78 79 vddao_3v3: regulator-vddao-3v3 { 80 compatible = "regulator-fixed"; 81 regulator-name = "VDDAO_3V3"; 82 regulator-min-microvolt = <3300000>; 83 regulator-max-microvolt = <3300000>; 84 vin-supply = <&dc_in>; 85 regulator-always-on; 86 }; 87 88 vddcpu_a: regulator-vddcpu-a { 89 /* 90 * MP8756GD DC/DC Regulator. 91 */ 92 compatible = "pwm-regulator"; 93 94 regulator-name = "VDDCPU_A"; 95 regulator-min-microvolt = <680000>; 96 regulator-max-microvolt = <1040000>; 97 98 pwm-supply = <&dc_in>; 99 100 pwms = <&pwm_ab 0 1250 0>; 101 pwm-dutycycle-range = <100 0>; 102 103 regulator-boot-on; 104 regulator-always-on; 105 }; 106 107 vddcpu_b: regulator-vddcpu-b { 108 /* 109 * SY8120B1ABC DC/DC Regulator. 110 */ 111 compatible = "pwm-regulator"; 112 113 regulator-name = "VDDCPU_B"; 114 regulator-min-microvolt = <680000>; 115 regulator-max-microvolt = <1040000>; 116 117 pwm-supply = <&dc_in>; 118 119 pwms = <&pwm_AO_cd 1 1250 0>; 120 pwm-dutycycle-range = <100 0>; 121 122 regulator-boot-on; 123 regulator-always-on; 124 }; 125 126 wifi32k: wifi32k { 127 compatible = "pwm-clock"; 128 #clock-cells = <0>; 129 clock-frequency = <32768>; 130 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 131 }; 132}; 133 134&arb { 135 status = "okay"; 136}; 137 138&clkc_audio { 139 status = "okay"; 140}; 141 142&cec_AO { 143 pinctrl-0 = <&cec_ao_a_h_pins>; 144 pinctrl-names = "default"; 145 hdmi-phandle = <&hdmi_tx>; 146}; 147 148&cecb_AO { 149 pinctrl-0 = <&cec_ao_b_h_pins>; 150 pinctrl-names = "default"; 151 hdmi-phandle = <&hdmi_tx>; 152}; 153 154&cpu0 { 155 cpu-supply = <&vddcpu_b>; 156 operating-points-v2 = <&cpu_opp_table_0>; 157 clocks = <&clkc CLKID_CPU_CLK>; 158 clock-latency = <50000>; 159}; 160 161&cpu1 { 162 cpu-supply = <&vddcpu_b>; 163 operating-points-v2 = <&cpu_opp_table_0>; 164 clocks = <&clkc CLKID_CPU_CLK>; 165 clock-latency = <50000>; 166}; 167 168&cpu100 { 169 cpu-supply = <&vddcpu_a>; 170 operating-points-v2 = <&cpub_opp_table_1>; 171 clocks = <&clkc CLKID_CPUB_CLK>; 172 clock-latency = <50000>; 173}; 174 175&cpu101 { 176 cpu-supply = <&vddcpu_a>; 177 operating-points-v2 = <&cpub_opp_table_1>; 178 clocks = <&clkc CLKID_CPUB_CLK>; 179 clock-latency = <50000>; 180}; 181 182&cpu102 { 183 cpu-supply = <&vddcpu_a>; 184 operating-points-v2 = <&cpub_opp_table_1>; 185 clocks = <&clkc CLKID_CPUB_CLK>; 186 clock-latency = <50000>; 187}; 188 189&cpu103 { 190 cpu-supply = <&vddcpu_a>; 191 operating-points-v2 = <&cpub_opp_table_1>; 192 clocks = <&clkc CLKID_CPUB_CLK>; 193 clock-latency = <50000>; 194}; 195 196&ext_mdio { 197 external_phy: ethernet-phy@0 { 198 /* Realtek RTL8211F (0x001cc916) */ 199 reg = <0>; 200 max-speed = <1000>; 201 202 interrupt-parent = <&gpio_intc>; 203 /* MAC_INTR on GPIOZ_14 */ 204 interrupts = <26 IRQ_TYPE_LEVEL_LOW>; 205 }; 206}; 207 208/* Ethernet to be enabled in baseboard DT */ 209ðmac { 210 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>; 211 pinctrl-names = "default"; 212 phy-mode = "rgmii-txid"; 213 phy-handle = <&external_phy>; 214}; 215 216&frddr_a { 217 status = "okay"; 218}; 219 220&frddr_b { 221 status = "okay"; 222}; 223 224&frddr_c { 225 status = "okay"; 226}; 227 228/* HDMI to be enabled in baseboard DT */ 229&hdmi_tx { 230 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 231 pinctrl-names = "default"; 232 hdmi-supply = <&dc_in>; 233}; 234 235/* "Camera" I2C bus */ 236&i2c1 { 237 pinctrl-0 = <&i2c1_sda_h6_pins>, <&i2c1_sck_h7_pins>; 238 pinctrl-names = "default"; 239}; 240 241/* Main I2C bus */ 242&i2c2 { 243 pinctrl-0 = <&i2c2_sda_x_pins>, <&i2c2_sck_x_pins>; 244 pinctrl-names = "default"; 245}; 246 247/* "ID" I2C bus */ 248&i2c3 { 249 pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>; 250 pinctrl-names = "default"; 251}; 252 253&pcie { 254 reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>; 255}; 256 257&pwm_ab { 258 pinctrl-0 = <&pwm_a_e_pins>; 259 pinctrl-names = "default"; 260 clocks = <&xtal>; 261 clock-names = "clkin0"; 262 263 status = "okay"; 264}; 265 266&pwm_ef { 267 pinctrl-0 = <&pwm_e_pins>; 268 pinctrl-names = "default"; 269 270 status = "okay"; 271}; 272 273&pwm_AO_cd { 274 pinctrl-0 = <&pwm_ao_d_e_pins>; 275 pinctrl-names = "default"; 276 clocks = <&xtal>; 277 clock-names = "clkin1"; 278 279 status = "okay"; 280}; 281 282&saradc { 283 vref-supply = <&vddao_1v8>; 284 285 status = "okay"; 286}; 287 288/* on-module SDIO WiFi */ 289&sd_emmc_a { 290 pinctrl-0 = <&sdio_pins>; 291 pinctrl-1 = <&sdio_clk_gate_pins>; 292 pinctrl-names = "default", "clk-gate"; 293 #address-cells = <1>; 294 #size-cells = <0>; 295 296 bus-width = <4>; 297 sd-uhs-sdr104; 298 max-frequency = <50000000>; 299 300 non-removable; 301 disable-wp; 302 303 /* WiFi firmware requires power in suspend */ 304 keep-power-in-suspend; 305 306 mmc-pwrseq = <&sdio_pwrseq>; 307 308 vmmc-supply = <&vddao_3v3>; 309 vqmmc-supply = <&vddao_3v3>; 310 311 status = "okay"; 312 313 rtl8822cs: wifi@1 { 314 reg = <1>; 315 }; 316}; 317 318/* SD card to be enabled in baseboard DT */ 319&sd_emmc_b { 320 pinctrl-0 = <&sdcard_c_pins>; 321 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 322 pinctrl-names = "default", "clk-gate"; 323 324 bus-width = <4>; 325 cap-sd-highspeed; 326 max-frequency = <50000000>; 327 disable-wp; 328 329 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 330 vmmc-supply = <&vddao_3v3>; 331 vqmmc-supply = <&vddio_c>; 332}; 333 334/* on-module eMMC */ 335&sd_emmc_c { 336 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 337 pinctrl-1 = <&emmc_clk_gate_pins>; 338 pinctrl-names = "default", "clk-gate"; 339 340 bus-width = <8>; 341 cap-mmc-highspeed; 342 mmc-ddr-1_8v; 343 mmc-hs200-1_8v; 344 max-frequency = <200000000>; 345 disable-wp; 346 347 mmc-pwrseq = <&emmc_pwrseq>; 348 vmmc-supply = <&vddao_3v3>; 349 vqmmc-supply = <&vddao_1v8>; 350 351 status = "okay"; 352}; 353 354&tdmif_b { 355 status = "okay"; 356}; 357 358&tdmout_b { 359 status = "okay"; 360}; 361 362/* on-module UART BT */ 363&uart_A { 364 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 365 pinctrl-names = "default"; 366 uart-has-rtscts; 367 368 status = "okay"; 369 370 bluetooth { 371 compatible = "realtek,rtl8822cs-bt"; 372 enable-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 373 host-wake-gpios = <&gpio GPIOX_19 GPIO_ACTIVE_HIGH>; 374 device-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>; 375 }; 376}; 377 378&uart_AO { 379 pinctrl-0 = <&uart_ao_a_pins>; 380 pinctrl-names = "default"; 381 382 status = "okay"; 383}; 384 385&usb { 386 phys = <&usb2_phy0>, <&usb2_phy1>; 387 phy-names = "usb2-phy0", "usb2-phy1"; 388}; 389